102 indexed works from 1991 to 2026, 1605 citations counted by OpenAlex. The list is the Thermomat group registry filtered to my authorship, synchronised with OpenAlex and curated by hand; earlier work under the Applied Physics II department is included. Journal articles first; use the tabs for proceedings, physics-education papers, outreach and released software.
77 items · 1991–2026
Peer-reviewed journal articles, book chapters, books and reports.
20261 item
EKHI: an open database of optical and thermal radiative properties of solid materials
Jon Gabirondo-López, Mireia Sainz-Menchón, Irati Tolosa-Lecea, Iñigo González de Arrieta, Telmo Echániz, Irene Urcelay-Olabarria, Iñaki López-Ferreño, Raquel Fuente, Gabriel A. López, Iñigo Arredondo, Josu M. Igartua, Scientific Data, 13 (2026).
Open dataEKHIDatabases
20253 items
Tuning infrared radiative properties using Direct Laser Interference Patterning
J. Gabirondo-López, M. Soldera, Josu M. Igartua, A. F. Lasagni, and G. A. López, "Tuning infrared radiative properties using Direct Laser Interference Patterning," Materials Letters 354, (February 2025): 138485
Direct Laser Interference PatterningInfrared emissivityRCWA modelingSelective emissivitySurface modification
Temperature Control of Nonlinear Uncertain Systems via Model-Free Cascaded Controller: Application to an Infrared Emissometer
J. Gabirondo-López, I. Arredondo, and Josu M. Igartua, “Temperature Control of Nonlinear Uncertain Systems via Model-Free Cascaded Controller: Application to an Infrared Emissometer,” IEEE Transactions on Control Systems Technology 33, no. 1 (January 2025): 219–228
Cascade ControllersControl SystemsInfrared EmissometryModel-Free ControlNonlinear Systems
Framework for Experimental Results (fer): A Foundation for FAIR-Compliant Reporting of Traceable Data
Jon Gabirondo-López, Iñigo González de Arrieta, Iñigo Arredondo, Gabriel A. López, Klaus Anhalt, Josu M. Igartua, IEEE Transactions on Instrumentation and Measurement, 74, 1–12 (2025).
20231 item
Crystallography at non-ambient conditions and physical properties of the synthesized double perovskites, $\mathrm{Sr}_{2}\left(\mathrm{Co}_{1-x} \mathrm{Fe}_{x}\right) \mathrm{TeO}_{6}$
Zaraq, A., Orayech, B., Josu M. Igartua, El Bouari, A., Gregory, D.H., Gesing, T.M. (2023). Crystallography at non-ambient conditions and physical properties of the synthesized double perovskites, $mathrm{Sr}_{2}\left(\mathrm{Co}_{1-x} \mathrm{Fe}_{x}\right) \mathrm{TeO}_{6}$. Dalton Transactions, 52, 4086-4100,
Crystal StructureDouble PerovskitesMössbauer SpectroscopyPhase TransitionsRaman Spectroscopy
20222 items
Effects of iron substitution and anti-site disorder on crystal structures, vibrational, optical and magnetic properties of double perovskites $\mathrm{Sr}_{2}\left(\mathrm{Fe}_{1-x} \mathrm{Ni}_{x}\right) \mathrm{TeO}_{6}$
Zaraq, A., Gregory, D.H., Orayech, B., Josu M. Igartua, El Bouari, A., Eales, J.D., Bingham, P.A., Gesing, T.M. (2022). Effects of iron substitution and anti-site disorder on crystal structures, vibrational, optical and magnetic properties of double perovskites $mathrm{Sr}_{2}\left(\mathrm{Fe}_{1-x} \mathrm{Ni}_{x}\right) \mathrm{TeO}_{6}$. Dalton Transactions, 51, 17368-17380
Crystal StructureDouble PerovskitesMagnetic PropertiesMössbauer SpectroscopyRaman Spectroscopy
Effect of silica nanoparticle size on the stability and thermophysical properties of molten salts based nanofluids for thermal energy storage applications at concentrated solar power plants
Nithiyanantham, U., Zaki, A., Grosu, Y., González-Fernández, L., Anagnostopoulos, A., Navarro, M.E., Ding, Y., Josu M. Igartua, Faik, A. (2022). Effect of silica nanoparticle size on the stability and thermophysical properties of molten salts based nanofluids for thermal energy storage applications at concentrated solar power plants. Journal of Energy Storage, 47, 103048
Concentrated Solar PowerMolten SaltsNanofluidsSilica NanoparticlesThermal Energy Storage
20211 item
NPG-TRIS Thermal Storage System. Quantification of the Limiting Processes: Sublimation and Water's Adsorption
De La Pinta, N., Santos-Moreno, S., Doppiu, S., Josu M. Igartua, Palomo del Barrio, E., López, G.A. (2021). NPG-TRIS Thermal Storage System. Quantification of the Limiting Processes: Sublimation and Water's Adsorption. Crystals, 11(10), 1200
NPG-TRIS SystemPhase Change MaterialsSublimationThermal Energy StorageThermophysical Properties
20203 items
Double hydrates salt as sustainable thermochemical energy storage materials: Evaluation of dehydration behavior and structural phase transition reversibility
Ait Ousaleh, H., Sair, S., Zaki, A., Faik, A., Josu M. Igartua, El Bouari, A. (2020). Double hydrates salt as sustainable thermochemical energy storage materials: Evaluation of dehydration behavior and structural phase transition reversibility. Journal of Energy Storage, 28, 101168.
Double Hydrates SaltsPhase TransitionSustainable MaterialsThermal AnalysisThermochemical Energy Storage
Updated measurement method and uncertainty budget for direct emissivity measurements at the University of the Basque Country
Iñigo González de Arrieta, Telmo Echániz, Raquel Fuente, Campillo-Robles J.M., Josu M. Igartua, Gabriel Alejandro López, "Updated measurement method and uncertainty budget for direct emissivity measurements at the University of the Basque Country", Metrologia, **57**, __ (2020).
EmissivityInfraredMeasurement UncertaintyMonte CarloRadiometry
Shape effect of Al₂O₃ nanoparticles on the thermophysical properties and viscosity of molten salt nanofluids for TES application at CSP plants
Nithiyanantham, U., González-Fernández, L., Grosu, Y., Zaki, A., Josu M. Igartua, Faik, A. (2020). Shape effect of Al₂O₃ nanoparticles on the thermophysical properties and viscosity of molten salt nanofluids for TES application at CSP plants. Renewable Energy, 156, 1078-1086.
Concentrated Solar PowerMolten SaltsNanofluidsThermal Energy StorageThermophysical Properties
20198 items
Nanoparticles as a high-temperature anticorrosion additive to molten nitrate salts for concentrated solar power
Nithiyanantham, U., Grosu, Y., Anagnostopoulos, A., Carbó-Argibay, E., Bondarchuk, O., González-Fernández, L., Zaki, A., Josu M. Igartua, Navarro, M.E., Ding, Y., Faik, A. (2019). Nanoparticles as a high-temperature anticorrosion additive to molten nitrate salts for concentrated solar power. Solar Energy Materials and Solar Cells, 200, 110171.
Concentrated Solar PowerCorrosionMolten SaltNanoparticlesThermal Energy Storage
Infrared emissivity of copper-alloyed spinel black coatings for concentrated solar power systems
González de Arrieta, I., Echániz, T., Fuente, R., Rubin, E., Chen, R., Josu M. Igartua, Tello, M.J., López, G.A. (2019). Infrared emissivity of copper-alloyed spinel black coatings for concentrated solar power systems. Solar Energy Materials and Solar Cells, 200, 109961.
Concentrated Solar PowerConversion EfficiencyInfrared EmissivityPorous MaterialsSolar Absorbing Coating
$\mathrm{SiO}_{2} @ \mathrm{Al}_{2} \mathrm{O}_{3}$ core-shell nanoparticles based molten salts nanofluids for thermal energy storage applications
Nithiyanantham, U., Zaki, A., Grosu, Y., González-Fernández, L., Josu M. Igartua, Faik, A. (2019). $mathrm{SiO}_{2} @ \mathrm{Al}_{2} \mathrm{O}_{3}$ core-shell nanoparticles based molten salts nanofluids for thermal energy storage applications. Journal of Energy Storage, 24, 100782.
Core-shell NanoparticlesMolten SaltNanofluidsThermal ConductivityThermal Energy Storage
Corrosion aspects of molten nitrate salt-based nanofluids for thermal energy storage applications
Nithiyanantham, U., Grosu, Y., González-Fernández, L., Zaki, A., Josu M. Igartua, Faik, A. (2019). Corrosion aspects of molten nitrate salt-based nanofluids for thermal energy storage applications. Solar Energy, 189, 219-227.
CorrosionMolten SaltNanofluidsThermal Energy Storage
Synthesis, crystal structure, and vibrational studies of the monoclinically distorted double perovskite, $\mathrm{Sr}_{2} \mathrm{Mn}_{1-x} \mathrm{Ni}_{x} \mathrm{TeO}_{6}$ with ($x=0.25,0.5$, and 0.75)
Zaraq, A., Orayech, B., Josu M. Igartua, El Bouari, A. (2019). Synthesis, crystal structure, and vibrational studies of the monoclinically distorted double perovskite, $mathrm{Sr}_{2} \mathrm{Mn}_{1-x} \mathrm{Ni}_{x} \mathrm{TeO}_{6}$ with ($x=0.25,0.5$, and 0.75). Powder Diffraction, 34(2), 107-115.
Crystal StructureDouble PerovskiteInfrared SpectroscopyRaman SpectroscopyX-ray Diffraction
Crystal Structures and Phase-Transitions Analysis of the Double Perovskites $\mathrm{Sr}_{2} \mathrm{Co}_{1-x} \mathrm{Ni}_{x} \mathrm{TeO}_{6}(x=0.25,0.5$ and 0.75) Using X-ray Powder Diffraction, Raman and Infrared Spectroscopy
Zaraq, A., Orayech, B., Josu M. Igartua, El Bouari, A. (2019). Crystal Structures and Phase-Transitions Analysis of the Double Perovskites $mathrm{Sr}_{2} \mathrm{Co}_{1-x} \mathrm{Ni}_{x} \mathrm{TeO}_{6}(x=0.25,0.5$ and 0.75) Using X-ray Powder Diffraction, Raman and Infrared Spectroscopy. Journal of Electronic Materials, 48(6), 3467-3476.
Crystal StructureDouble PerovskiteInfrared SpectroscopyPhase TransitionRaman Spectroscopy
Evolution of the infrared emissivity of Ni during thermal oxidation until oxide layer opacity
Iñigo González de Arrieta, Telmo Echániz, Olmos J.M., Raquel Fuente, Irene Urcelay-Olabarria, Josu M. Igartua, Tello M.J., Gabriel Alejandro López, "Evolution of the infrared emissivity of Ni during thermal oxidation until oxide layer opacity", Infrared Physics and Technology, **97**, _270 – 276_ (2019).
Infrared EmissivityMagnetic Phase TransitionNickelNickel OxideOxidation
Thermal radiative properties of electron-beam-melted and mechanically alloyed V-4Cr-4Ti based alloys between 200 and $750^{\circ} \mathrm{C}$
Echániz, T., González de Arrieta, I., Fuente, R., Urcelay-Olabarria, I., Josu M. Igartua, de la Pinta, N., Ran, W., Fu, H., Chen, J., Zheng, P.F., Tello, M.J., López, G.A. (2019). Thermal radiative properties of electron-beam-melted and mechanically alloyed V-4Cr-4Ti based alloys between 200 and $750^{\circ} \mathrm{C}$. Journal of Nuclear Materials, 513, 86-93.
EmissivityFusion EnergyHeat TransferRadiative PropertiesThermophysical Properties
20171 item
Effect of the $\mathrm{M}^{3+}$ cation size on the structural and high temperature phase transitions in $\mathrm{Sr}_{2} \mathrm{MSbO}_{6}$ ( $\mathrm{M}=\mathrm{Ln}, \mathrm{Y}$ ) double perovskites
Orayech, B., Faik, A., Josu M. Igartua (2017). Effect of the $mathrm{M}^{3+}$ cation size on the structural and high temperature phase transitions in $mathrm{Sr}_{2} \mathrm{MSbO}_{6}$ ( $mathrm{M}=\mathrm{Ln}, \mathrm{Y}$ ) double perovskites. Journal of Solid State Chemistry, 249, 1-8.
Crystal StructureDouble PerovskitesPhase TransitionsSymmetry Mode AnalysisSynchrotron X-ray Diffraction
20164 items
The effect of partial substitution of Ni by Mg on the structural, magnetic and spectroscopic properties of the double perovskite $\mathrm{Sr}_{2}\mathrm{NiTeO}_{6}$
B. Orayech, L. Ortega-San-Martín, I. Urcelay-Olabarria, L. Lezama, T. Rojo, María I. Arriortua, and Josu M. Igartua, "The effect of partial substitution of Ni by Mg on the structural, magnetic and spectroscopic properties of the double perovskite $mathrm{Sr}_{2}\mathrm{NiTeO}_{6}$," Dalton Transactions 45 (2016): 14378-14393
Double PerovskiteMagnetic PropertiesNeutron DiffractionSpectroscopyX-ray Diffraction
Temperature and nickel substitution effects on the phase transitions in the $\mathrm{Sr}_{2}\mathrm{Zn}_{1-\mathrm{x}}\mathrm{Ni}_{\mathrm{x}}\mathrm{WO}_{6}(0 \leq \mathrm{x} \leq 1)$ double perovskite
Bouchaib Manoun, F. Mirinioui, Y. Tamraoui, A. Solhy, Wenge Yang, and P. Lazor, "Temperature and nickel substitution effects on the phase transitions in the $mathrm{Sr}_{2}\mathrm{Zn}_{1-\mathrm{x}}\mathrm{Ni}_{\mathrm{x}}\mathrm{WO}_{6}(0 \≤ \mathrm{x} \≤ 1$ double perovskite," Journal of Alloys and Compounds 689 (2016): 233-245
Crystal StructureDouble PerovskitePhase TransitionsRaman SpectroscopyX-ray Diffraction
Chemically stabilized $δ-\mathrm{Bi}_{2}\mathrm{O}_{3}$ phase: Raman scattering and X-ray diffraction studies
L. Loubbidi, M. Naji, B. Orayech, A. Chagraoui, Josu M. Igartua, A. Moussaoui, A. Tairi, and O. Ait Sidi Ahmed, "Chemically stabilized $δ-\mathrm{Bi}_{2}\mathrm{O}_{3}$ phase: Raman scattering and X-ray diffraction studies," Oriental Journal of Chemistry 32, no. 1 (2016): 105-116
Bismuth OxideOxygen ConductorsRaman SpectroscopyX-Ray Diffraction
High temperature induced phase transitions in $\mathrm{SrCaCoTeO}_{6}$ and $\mathrm{SrCaNiTeO}_{6}$ ordered double perovskites
A. Zaraq, B. Orayech, A. Faik, Josu M. Igartua, A. Jouanneaux, and A. El Bouari, "High temperature induced phase transitions in $mathrm{SrCaCoTeO}_{6}$ and $mathrm{SrCaNiTeO}_{6}$ ordered double perovskites," Journal of Organometallic Chemistry 819 (2016): 82-90
Crystal StructureDouble PerovskitePhase TransitionsTellurium FamilyX-ray Diffraction
20154 items
Synthesis, structural, magnetic and phase-transition studies of the ferromagnetic $\mathrm{La}_{2}\mathrm{CoMnO}_{6}$ double perovskite by symmetry-adapted modes
B. Orayech, I. Urcelay-Olabarria, G. A. López, O. Fabelo, A. Faik, and Josu M. Igartua, "Synthesis, structural, magnetic and phase-transition studies of the ferromagnetic $mathrm{La}_{2}\mathrm{CoMnO}_{6}$ double perovskite by symmetry-adapted modes," Dalton Transactions 44 (2015): 13867-13875
Crystal StructureDouble PerovskiteMagnetic StructurePhase TransitionsSymmetry-Adapted Modes
Structural phase transitions and magnetic and spectroscopic properties of the double perovskites $\mathrm{Sr}_{2} \mathrm{Co}_{1-x} \mathrm{Mg}_{x} \mathrm{TeO}_{6}$ ($x=0.1, 0.2$ and 0.5)
B. Orayech, L. Ortega-San-Martín, I. Urcelay-Olabarria, L. Lezama, T. Rojo, María I. Arriortua, and Josu M. Igartua, "Structural phase transitions and magnetic and spectroscopic properties of the double perovskites $mathrm{Sr}_{2} \mathrm{Co}_{1-x} \mathrm{Mg}_{x} \mathrm{TeO}_{6}$ ($x=0.1, 0.2$ and 0.5)," Dalton Transactions 44 (2015): 13716-13729
Double PerovskitesMagnetic PropertiesMode-CrystallographyPhase TransitionsSpectroscopic Properties
Reply to "Structural and magnetic behavior of the cubic oxyfluoride $\mathrm{SrFeO}_{2}\mathrm{F}$ studied by neutron diffraction"
Oliver Clemens, Frank J. Berry, Adrian J. Wright, Kevin S. Knight, J.M. Perez-Mato, Josu M. Igartua, and Peter R. Slater, "Reply to \"Structural and magnetic behavior of the cubic oxyfluoride $mathrm{SrFeO}_{2}\mathrm{F}$ studied by neutron diffraction\"," Journal of Solid State Chemistry 226 (2015): 326-331
Crystal StructureMagnetic ScatteringNeutron DiffractionPerovskite
Mode-crystallography analysis of the crystal structures and the low- and high-temperature phase transitions in $\mathrm{Na}_{0.5} \mathrm{~K}_{0.5} \mathrm{NbO}_{3}$
B. Orayech, A. Faik, G. A. López, O. Fabelo, and Josu M. Igartua, "Mode-crystallography analysis of the crystal structures and the low- and high-temperature phase transitions in $mathrm{Na}_{0.5} \mathrm{~K}_{0.5} \mathrm{NbO}_{3}$," Journal of Applied Crystallography 48 (2015): 318-333
CrystallographyLead-Free MaterialsMode-CrystallographyPerovskitesPhase Transitions
20142 items
Crystal Structural and Raman Vibrational Studies of $\mathrm{Bi}_{1-x} \mathrm{Sb}_{1-\mathrm{x}} \mathrm{Te}_{2\mathrm{x}} \mathrm{O}_{4}$ Solid Solution with $0 \leq \mathrm{x} \leq 0.1$
Leila Loubbidi, Abdeslam Chagraoui, Imane Yakine, Brahim Orayech, Mohamed Naji, Josu M. Igartua, and Abdelmjid Tairi, "Crystal Structural and Raman Vibrational Studies of $mathrm{Bi}_{1-x} \mathrm{Sb}_{1-\mathrm{x}} \mathrm{Te}_{2\mathrm{x}} \mathrm{O}_{4}$ Solid Solution with $0 \≤ \mathrm{x} \≤ 0.1$," Open Access Library Journal 1 (2014): e1180
Bismuth CompoundsCrystal StructureRaman SpectroscopySolid SolutionsX-ray Diffraction
Synthèse et étude structurale d'une nouvelle phase $\mathrm{Bi}_{2} \mathrm{SrTeO}_{7}$
L. Loubbidi, A. Chagraoui, B. Orayech, M. Naji, A. Tairi, A. Moussaoui, O. Ait Sidi Ahmed, I. Yakine, and Josu M. Igartua, "Synthèse et étude structurale d'une nouvelle phase $mathrm{Bi}_{2} \mathrm{SrTeO}_{7}$," Journal of Materials and Environmental Science 5, no. 4 (2014): 1274-1279
Bismuth CompoundsCrystal StructureRietveld MethodTellurium CompoundsX-ray Diffraction
20134 items
A neutron diffraction study and mode analysis of compounds of the system $\mathrm{La}_{1-x} \mathrm{Sr}_{x} \mathrm{FeO}_{3-x} \mathrm{F}_{x}(x=1,0.8,0.5,0.2)$ and an investigation of their magnetic properties
Oliver Clemens, Frank J. Berry, Adrian J. Wright, Kevin S. Knight, J.M. Perez-Mato, Josu M. Igartua, and Peter R. Slater, "A neutron diffraction study and mode analysis of compounds of the system $mathrm{La}_{1-x} \mathrm{Sr}_{x} \mathrm{FeO}_{3-x} \mathrm{F}_{x}(x=1,0.8,0.5,0.2$ and an investigation of their magnetic properties," Journal of Solid State Chemistry 206 (2013): 158-169
AntiferromagnetismFluorinationIronNeutron DiffractionPerovskite
Symmetry-mode analysis of the phase transitions in $\mathrm{SrLaZnRuO}_{6}$ and $\mathrm{SrLaMgRuO}_{6}$ ordered double perovskites
E. Iturbe-Zabalo, Josu M. Igartua, and M. Gateshki, "Symmetry-mode analysis of the phase transitions in $mathrm{SrLaZnRuO}_{6}$ and $mathrm{SrLaMgRuO}_{6}$ ordered double perovskites," Journal of Applied Crystallography 46 (2013): 1085-1093
Double PerovskiteNeutron DiffractionPhase TransitionSymmetry-Mode AnalysisX-ray Diffraction
Structural study of $\mathrm{SrPrZnRuO}_{6}$, $\mathrm{SrPrCoRuO}_{6}$, $\mathrm{SrPrMgRuO}_{6}$ and $\mathrm{SrPrNiRuO}_{6}$ double perovskite oxides by symmetry-adapted mode analysis
E. Iturbe-Zabalo, Josu M. Igartua, A. Larrañaga, V. Pomjakushin, G. Castro, and G. J. Cuello, "Structural study of $mathrm{SrPrZnRuO}_{6}$, $mathrm{SrPrCoRuO}_{6}$, $mathrm{SrPrMgRuO}_{6}$ and $mathrm{SrPrNiRuO}_{6}$ double perovskite oxides by symmetry-adapted mode analysis," Journal of Physics: Condensed Matter 25, no. 20 (2013): 205401
Double PerovskiteNeutron DiffractionPhase TransitionSymmetry-Mode AnalysisX-ray Diffraction
X-ray diffraction and Raman spectroscopy studies of temperature and composition induced phase transitions in $\mathrm{Ba}_{2-x} \mathrm{Sr}_{x} \mathrm{MWO}_{6}$ ( $\mathrm{M}=\mathrm{Ni}$, Co and $0 \leqslant x \leqslant 2$ ) double perovskite oxides
Bouchaib Manoun, A. Ezzahi, S. Benmokhtar, L. Bih, Y. Tamraoui, R. Haloui, F. Mirinioui, S. Addakiri, Josu M. Igartua, and P. Lazor, "X-ray diffraction and Raman spectroscopy studies of temperature and composition induced phase transitions in $mathrm{Ba}_{2-x} \mathrm{Sr}_{x} \mathrm{MWO}_{6}$ ( $mathrm{M}=\mathrm{Ni}$, Co and $0 \≤slant x \≤slant 2$ ) double perovskite oxides," Journal of Molecular Structure 1045 (2013): 116-122
Double PerovskitePhase TransitionRaman SpectroscopyRietveld RefinementX-ray Diffraction
20126 items
Mode-crystallography analysis and magnetic structures of $\mathrm{SrLnFeRuO}_{6}$ ($\mathrm{Ln}=\mathrm{La}$, $\mathrm{Pr}$, $\mathrm{Nd}$) disordered perovskites
E. Iturbe-Zabalo, O. Fabelo, M. Gateshki, and Josu M. Igartua, "Mode-crystallography analysis and magnetic structures of $mathrm{SrLnFeRuO}_{6}$ ($mathrm{Ln}=\mathrm{La}$, $mathrm{Pr}$, $mathrm{Nd}$) disordered perovskites," Acta Crystallographica Section B: Structural Science 68, no. 6 (2012): 590-601
CrystallographyMagnetic StructuresMode AnalysisPerovskitesPhase Transitions
Crystal structures and high-temperature phase-transitions in SrNdMRuO6 (M=Zn,Co,Mg,Ni) new double perovskites studied by symmetry-mode analysis
E. Iturbe-Zabalo, J.M. Igartua, A. Faik, A. Larrañaga, M. Hoelzel, G.J. Cuello, Journal of Solid State Chemistry, 198, 24–38 (2012).
A structural study of the CaLn2CuTi2O9 (Ln=Pr, Nd, Sm) and BaLn2CuTi2O9 (Ln=La, Pr, Nd) triple perovskite series
E. Iturbe-Zabalo, J.M. Igartua, A. Aatiq, V. Pomjakushin, Journal of Molecular Structure, 1034, 134–143 (2012).
High temperature induced phase transitions in $\mathrm{Sr}_{2} \mathrm{ZnWO}_{6}$ and $\mathrm{Sr}_{2} \mathrm{CoWO}_{6}$ double perovskite oxides: Raman spectroscopy as a tool
Bouchaib Manoun, Josu M. Igartua, Peter Lazor, and Amine Ezzahi, "High temperature induced phase transitions in $mathrm{Sr}_{2} \mathrm{ZnWO}_{6}$ and $mathrm{Sr}_{2} \mathrm{CoWO}_{6}$ double perovskite oxides: Raman spectroscopy as a tool," Journal of Molecular Structure 1028 (2012): 39-45
Double Perovskite OxideHigh Temperature Raman SpectroscopyPhase Transition
A study of the crystal structures and the phase transitions of the ordered double perovskites $\mathrm{Sr}_{2} \mathrm{ScSbO}_{6}$ and $\mathrm{Ca}_{2} \mathrm{ScSbO}_{6}$
A. Faik, D. Orobengoa, E. Iturbe-Zabalo, and Josu M. Igartua, "A study of the crystal structures and the phase transitions of the ordered double perovskites $mathrm{Sr}_{2} \mathrm{ScSbO}_{6}$ and $mathrm{Ca}_{2} \mathrm{ScSbO}_{6}$," Journal of Solid State Chemistry 192 (2012): 273-283
Crystal StructureDouble PerovskitePhase TransitionsSymmetry Adopted ModesX-ray and Neutron Powder Diffraction
X-ray diffraction and Raman spectroscopy studies of temperature and composition induced phase transitions in $\mathrm{Ba}_{2-x} \mathrm{Sr}_{x} \mathrm{ZnWO}_{6}(0 \leq x \leq 2)$ double perovskite oxides
B. Manoun, A. Ezzahi, S. Benmokhtar, A. Ider, P. Lazor, L. Bih, and Josu M. Igartua, "X-ray diffraction and Raman spectroscopy studies of temperature and composition induced phase transitions in $mathrm{Ba}_{2-x} \mathrm{Sr}_{x} \mathrm{ZnWO}_{6}(0 \≤ x \≤ 2$ double perovskite oxides," Journal of Alloys and Compounds 533 (2012): 43-52
Double PerovskitesPhase TransitionsRaman SpectroscopyStructural AnalysisX-ray Diffraction
20111 item
Growth and characterization of $\mathrm{Pb}_{3} \mathrm{Ni}_{1.5} \mathrm{Mn}_{5.5} \mathrm{O}_{15}$ single crystal
T.I. Milenov, P.M. Rafailov, V. Tomov, R.P. Nikolova, V. Skumryev, Josu M. Igartua, G. Madariaga, G.A. López, E. Iturbe-Zabalo, and M.M. Gospodinov, "Growth and characterization of $mathrm{Pb}_{3} \mathrm{Ni}_{1.5} \mathrm{Mn}_{5.5} \mathrm{O}_{15}$ single crystal," Journal of Physics: Condensed Matter 23, no. 15 (2011): 156001
Magnetic PropertiesMixed Valence CompoundsRaman SpectroscopySingle Crystal GrowthX-ray Diffraction
20104 items
X-ray diffraction and Raman spectroscopy studies of $\mathrm{BaSrMWO}_{6}(\mathrm{M}=\mathrm{Ni}, \mathrm{Co}, \mathrm{Mg})$ double perovskite oxides
A. Ezzahi, Bouchaib Manoun, A. Ider, L. Bih, S. Benmokhtar, M. Azrour, M. Azdouz, Josu M. Igartua, and P. Lazor, "X-ray diffraction and Raman spectroscopy studies of $mathrm{BaSrMWO}_{6}(\mathrm{M}=\mathrm{Ni}, \mathrm{Co}, \mathrm{Mg}$ double perovskite oxides," Journal of Molecular Structure 985, no. 2-3 (2011): 315-321
Crystal StructureDouble PerovskitesHigh-Temperature StudiesRaman SpectroscopyX-ray Diffraction
Cationic Ordering and Role of the A-site Cation on the Structure of the New Double Perovskites $\mathrm{Ca}_{2-x} \mathrm{Sr}_{x} \mathrm{RSbO}_{6}(\mathrm{R}=\mathrm{La}, \mathrm{Sm})$ and $(x=0,0.5,1)$
A. Faik, I. Urcelay, E. Iturbe-Zabalo, and Josu M. Igartua, "Cationic ordering and role of the A-site cation on the structure of the new double perovskites $mathrm{Ca}_{2-x} \mathrm{Sr}_{x} \mathrm{RSbO}_{6}(\mathrm{R}=\mathrm{La}, \mathrm{Sm}$ and $x=0,0.5,1$," Journal of Molecular Structure 977, no. 1-3 (2010): 137-144
CrystallographyDouble PerovskitesPhase TransitionsX-ray Diffraction
High temperature Raman spectroscopy studies of the phase transitions in $\mathrm{Sr}_{2} \mathrm{NiWO}_{6}$ and $\mathrm{Sr}_{2} \mathrm{MgWO}_{6}$ double perovskite oxides
B. Manoun, Josu M. Igartua, and P. Lazor, "High temperature Raman spectroscopy studies of the phase transitions in $mathrm{Sr}_{2} \mathrm{NiWO}_{6}$ and $mathrm{Sr}_{2} \mathrm{MgWO}_{6}$ double perovskite oxides," Journal of Molecular Structure 971, no. 1-3 (2010): 63-70
Double PerovskitesHigh Temperature StudiesPhase TransitionsRaman Spectroscopy
Crystal growth and twinned crystal structure of $\mathrm{Sr}_{2}\mathrm{CaWO}_{6}$
G. Madariaga, A. Faik, T. Breczewski, and Josu M. Igartua, "Crystal growth and twinned crystal structure of $mathrm{Sr}_{2}\mathrm{CaWO}_{6}$," Acta Crystallographica Section C: Structural Chemistry 66, no. 3 (2010): i17-i21
Crystal GrowthDouble PerovskitesStructural AnalysisTwinned Crystals
20093 items
A study of the crystal structures and the phase transitions of $\mathrm{Sr}_{2} \mathrm{FeSbO}_{6}$, $\mathrm{SrCaFeSbO}_{6}$ and $\mathrm{Ca}_{2} \mathrm{FeSbO}_{6}$ double perovskite oxides
A. Faik, Josu M. Igartua, E. Iturbe-Zabalo, and G. J. Cuello, "A study of the crystal structures and the phase transitions of $mathrm{Sr}_{2} \mathrm{FeSbO}_{6}$, $mathrm{SrCaFeSbO}_{6}$ and $mathrm{Ca}_{2} \mathrm{FeSbO}_{6}$ double perovskite oxides," Journal of Molecular Structure 963, no. 2-3 (2010): 145-152
Crystal StructureDouble PerovskitesNeutron DiffractionPhase TransitionsX-ray Diffraction
Crystal Structures and Temperature-Induced Phase Transitions of $\mathrm{Sr}_{2} \mathrm{Mn}^{2+} \mathrm{W}^{6+} \mathrm{O}_{6}$, and of its Transformation to $\mathrm{Sr}_{2} \mathrm{Mn}^{3+} \mathrm{W}^{6+} \mathrm{O}_{6+\delta}$
A. Faik, Josu M. Igartua, G. J. Cuello, F. Jiménez-Villacorta, G. R. Castro, and L. Lezama, "Crystal structures and temperature-induced phase transitions of $mathrm{Sr}_{2} \mathrm{Mn}^{2+} \mathrm{W}^{6+} \mathrm{O}_{6}$, and of its transformation to $mathrm{Sr}_{2} \mathrm{Mn}^{3+} \mathrm{W}^{6+} \mathrm{O}_{6+\δ}$," Journal of Molecular Structure 933, no. 1-3 (2009): 53-62
CrystallographyDouble PerovskitesPhase TransitionsX-ray Diffraction
Crystal Structures and Phase Transitions of $\mathrm{Sr}_{2}\mathrm{CrSbO}_{6}$
A. Faik, Josu M. Igartua, M. Gateshki, and G. J. Cuello, "Crystal structures and phase transitions of $mathrm{Sr}_{2}\mathrm{CrSbO}_{6}$," Journal of Solid State Chemistry 182, no. 7 (2009): 1717-1725
CrystallographyDouble PerovskitesPhase TransitionsX-ray Diffraction
20084 items
Synthesis, Structures and Temperature-Induced Phase Transitions of the $\mathrm{Sr}_{2} \mathrm{Cd}_{1-x} \mathrm{Ca}_{x} \mathrm{WO}_{6}(0 \leqslant x \leqslant 1)$ Double Perovskite Tungsten Oxides
A. Faik, Josu M. Igartua, and J. L. Pizarro, "Synthesis, structures and temperature-induced phase transitions of the $mathrm{Sr}_{2} \mathrm{Cd}_{1-x} \mathrm{Ca}_{x} \mathrm{WO}_{6}(0 \≤slant x \≤slant 1$ double perovskite tungsten oxides," Journal of Molecular Structure 921, no. 1-3 (2009): 196-202
CrystallographyDouble PerovskitesPhase TransitionsX-ray Diffraction
Crystal structures and high-temperature phase transition of Sr2MSbO6(M= Sc, Cr, Fe) double perovskites
J.M. Igartua, A. Faik, I. Urcelay-Olabarria, E. Iturbe-Zabalo, Acta Crystallographica Section A Foundations of Crystallography, 64, C546 (2008).
Crystal Structures and Cation Ordering of $\mathrm{Sr}_{2} \mathrm{AlSbO}_{6}$ and $\mathrm{Sr}_{2} \mathrm{CoSbO}_{6}$
A. Faik, M. Gateshki, Josu M. Igartua, J. L. Pizarro, M. Insausti, R. Kaindl, and A. Grzechnik, "Crystal structures and cation ordering of $mathrm{Sr}_{2} \mathrm{AlSbO}_{6}$ and $mathrm{Sr}_{2} \mathrm{CoSbO}_{6}$," Journal of Solid State Chemistry 181, no. 7 (2008): 1759-1766
CrystallographyDouble PerovskitesPhase TransitionsX-ray Diffraction
High-Pressure Study of the $\mathrm{Sr}_{2} \mathrm{CoWO}_{6}$ Ordered Double Perovskite Tungstate Oxide
B. Manoun, Josu M. Igartua, M. Gateshki, and S. K. Saxena, "High-pressure study of the $mathrm{Sr}_{2} \mathrm{CoWO}_{6}$ ordered double perovskite tungstate oxide," Journal of Molecular Structure 874, no. 1-3 (2008): 103-111
CrystallographyDouble PerovskitesHigh-PressureRaman Spectroscopy
20071 item
Crystal Structure and Phase Transitions of $\mathrm{Sr}_{2}\mathrm{CdWO}_{6}$
M. Gateshki, Josu M. Igartua, and A. Faik, "Crystal structure and phase transitions of $mathrm{Sr}_{2}\mathrm{CdWO}_{6}$," Journal of Solid State Chemistry 180, no. 8 (2007): 2248-2255
CrystallographyDouble PerovskitesPhase TransitionsX-ray Diffraction
20061 item
Specific Heat and Thermodynamic Functions for $\mathrm{Cs}_{2}\mathrm{CdBr}_{4}$ Phase Transitions
I. Ruiz-Larrea, A. López-Echarri, J. Díaz-Hernández, and Josu M. Igartua, "Specific heat and thermodynamic functions for $mathrm{Cs}_{2}\mathrm{CdBr}_{4}$ phase transitions," Journal of Physics: Condensed Matter 18, no. 6 (2006): 1649-1656
CalorimetryCrystal PhysicsPhase TransitionsThermodynamics
20042 items
High-Pressure Raman Study of the $\mathrm{Sr}_{2}\mathrm{CaWO}_{6}$ Double Perovskite
B. Manoun, Josu M. Igartua, M. Gateshki, and S. K. Saxena, "High-pressure Raman study of the $mathrm{Sr}_{2}\mathrm{CaWO}_{6}$ double perovskite," Journal of Physics: Condensed Matter 16, no. 46 (2004): 8367-8378
Double PerovskitesHigh PressurePhase TransitionsRaman Spectroscopy
Crystal Structures and Phase Transitions of the Double Perovskite Oxides $\mathrm{Sr}_{2}\mathrm{CaWO}_{6}$ and $\mathrm{Sr}_{2}\mathrm{MgWO}_{6}$
M. Gateshki and Josu M. Igartua, "Crystal structures and phase transitions of the double perovskite oxides $mathrm{Sr}_{2}\mathrm{CaWO}_{6}$ and $mathrm{Sr}_{2}\mathrm{MgWO}_{6}$," Journal of Physics: Condensed Matter 16, no. 37 (2004): 6639-6649
CrystallographyDouble PerovskitesPhase TransitionsX-ray Diffraction
20034 items
Crystal Structures and Phase Transitions of the Double Perovskite Oxides SrLaCuRuO₆ and SrLaNiRuO₆
M. Gateshki and Josu M. Igartua, "Crystal Structures and Phase Transitions of the Double Perovskite Oxides SrLaCuRuO₆ and SrLaNiRuO₆," Materials Research Bulletin 38, no. 15 (2003): 2003-2010
CrystallographyMaterials SciencePerovskitesPhase TransitionsSynchrotron Radiation
Cation Ordering and High-Temperature Crystal Structure of La₂NiRuO₆
M. Gateshki, Josu M. Igartua, and Y. Brouard, "Cation Ordering and High-Temperature Crystal Structure of La₂NiRuO₆," Materials Research Bulletin 38, no. 14 (2003): 1893-1900
CrystallographyMaterials SciencePerovskitesSynchrotron RadiationX-ray Diffraction
Second-Order Structural Phase Transition in Sr₂CuWO₆ Double-Perovskite Oxide
Milen Gateshki and Josu M. Igartua, "Second-Order Structural Phase Transition in Sr₂CuWO₆ Double-Perovskite Oxide," Journal of Physics: Condensed Matter 15, no. 39 (2003): 6749-6757
CrystallographyMaterials ScienceNeutron DiffractionPerovskitesPhase Transitions
X-ray Powder Diffraction Results for the Phase Transitions in Sr₂MWO₆ (M=Ni, Zn, Co, Cu) Double Perovskite Oxides
M. Gateshki, Josu M. Igartua, and E. Hernández-Bocanegra, "X-ray Powder Diffraction Results for the Phase Transitions in Sr₂MWO₆ (M=Ni, Zn, Co, Cu) Double Perovskite Oxides," Journal of Physics: Condensed Matter 15, no. 36 (2003): 6199-6217
CrystallographyMaterials SciencePerovskitesPhase TransitionsX-ray Diffraction
20021 item
SUPERGROUPS - A Computer Program for the Determination of the Supergroups of the Space Groups
S. Ivantchev, E. Kroumova, M. I. Aroyo, J. M. Perez-Mato, Josu M. Igartua, G. Madariaga, and H. Wondratschek, "SUPERGROUPS - a computer program for the determination of the supergroups of the space groups," Journal of Applied Crystallography 35, no. 4 (2002): 511-512
CrystallographyGroup TheorySoftwareSpace Groups
20011 item
PSEUDO: A Program for a Pseudosymmetry Search
E. Kroumova, M. I. Aroyo, J. M. Perez-Mato, S. Ivantchev, Josu M. Igartua, and H. Wondratschek, "PSEUDO: a program for a pseudosymmetry search," Journal of Applied Crystallography 34, no. 6 (2001): 783-784
CrystallographyGroup TheoryPhase TransitionsPseudosymmetrySoftware
20001 item
Systematic Search of Displacive Ferroelectrics
E. Kroumova, M. I. Aroyo, J. M. Pérez-Mato, Josu M. Igartua, and S. Ivantchev, "Systematic Search of Displacive Ferroelectrics," Ferroelectrics 241, no. 1 (2000): 13-21
CrystallographyFerroelectricsMaterials SciencePhase TransitionsPseudosymmetry
19991 item
Search for Pnma Materials with High-Temperature Structural Phase Transitions
Josu M. Igartua, M. I. Aroyo, E. Kroumova, and J. M. Perez-Mato, "Search for Pnma Materials with High-Temperature Structural Phase Transitions," Acta Crystallographica Section B: Structural Science 55, no. 2 (1999): 177-185
CrystallographyGroup TheoryMaterials SciencePhase TransitionsPseudosymmetry
19971 item
Supergroups of Space Groups and Their Application to the Prediction of Structural Phase Transitions
Josu M. Igartua, M. I. Aroyo, and J. M. Perez-Mato, "Supergroups of Space Groups and Their Application to the Prediction of Structural Phase Transitions," Ferroelectrics 203, no. 1 (1997): 289-297
CrystallographyGroup TheoryMaterials SciencePhase TransitionsPseudosymmetry
19961 item
Systematic Search of Materials with High-Temperature Structural Phase Transitions: Application to Space Group $P2_{1} 2_{1} 2_{1}$
Josu M. Igartua, M. I. Aroyo, and J. M. Perez-Mato, "Systematic Search of Materials with High-Temperature Structural Phase Transitions: Application to Space Group $P2_{1}2_{1}2_{1}$," Physical Review B 54, no. 18 (1996): 12744-12752
CrystallographyGroup TheoryMaterials SciencePhase TransitionsPseudosymmetry
19951 item
A Specific Heat Study on the Phase Transitions in Cs₂ZnI₄ Below Room Temperature
J. Díaz-Hernández, M. J. Tello, Josu M. Igartua, I. Ruiz-Larrea, T. Breczewski, and A. López-Echarri, "A Specific Heat Study on the Phase Transitions in Cs₂ZnI₄ Below Room Temperature," Journal of Physics: Condensed Matter 7, no. 37 (1995): 7481-7488
A₂BX₄ CompoundsCalorimetryFerroelasticityIncommensurate PhasesPhase Transitions
19945 items
Thermal Hysteresis Effects in the Ferroelectric-Ferroelastic Phase Transition in $[\mathrm{N}(\mathrm{CH}_3)_4]_2\mathrm{ZnI}_4$
Josu M. Igartua, I. Ruiz-Larrea, T. Breczewski, A. Arnáiz, and A. López-Echarri, "Thermal Hysteresis Effects in the Ferroelectric-Ferroelastic Phase Transition in $\mathrm{N}(\mathrm{CH}_3)_4]_2\mathrm{ZnI}_4$," Physical Review B 50, no. 18 (1994): 13156-13161
CalorimetryFerroelasticityFerroelectricityPhase TransitionsThermal Hysteresis
The Specific Heat of the Ferroelectric Phase Transition in N(CH₃)₄CdBr₃
Josu M. Igartua, G. Aguirre-Zamalloa, I. Ruiz-Larrea, M. Couzi, A. López-Echarri, and T. Breczewski, "The Specific Heat of the Ferroelectric Phase Transition in N(CH₃)₄CdBr₃," Journal of Thermal Analysis 41, no. 6 (1994): 1543-1548
CalorimetryFerroelectricityOrder-Disorder PhenomenaPhase TransitionsSpecific Heat
The Phase Transition Sequence in Betaine Calcium Chloride Dihydrate by Adiabatic Calorimetry
Josu M. Igartua, I. Ruiz-Larrea, T. Breczewski, and A. López-Echarri, "The Phase Transition Sequence in Betaine Calcium Chloride Dihydrate by Adiabatic Calorimetry," Phase Transitions 50, no. 4 (1994): 227-237
CalorimetryFerroelectricityIncommensurate PhasesPhase TransitionsThermodynamics
Ferroelectric Phase Transition in (CH₃)₄NCdBr₃ (TMCB)
G. Aguirre-Zamalloa, M. Couzi, G. Madariaga, A. López-Echarri, Josu M. Igartua, and T. Breczewski, "Ferroelectric Phase Transition in (CH₃)₄NCdBr₃ (TMCB)," Ferroelectrics 156, no. 1 (1994): 161-166
CalorimetryFerroelectricityLandau TheoryPhase TransitionRaman Spectroscopy
The Ferroelectric Phase Transition in $(\mathrm{CH}_{3})_{4}\mathrm{NCdBr}_{3}$ (TMCB) Studied by Means of Group Theory, Raman Scattering and Calorimetry
G. Aguirre-Zamalloa, Josu M. Igartua, M. Couzi, and A. López-Echarri, "The Ferroelectric Phase Transition in $$(\mathrm{CH}_{3})_{4}\mathrm{NCdBr}_{3}$$ (TMCB) Studied by Means of Group Theory, Raman Scattering and Calorimetry," Journal de Physique I 4, no. 9 (1994): 1323-1335
CalorimetryFerroelectricityGroup TheoryPhase TransitionRaman Spectroscopy
19932 items
Raman Scattering of $\mathrm{Cs}_{2}\mathrm{SeO}_{4}$ at 20K
Josu M. Igartua, N. E. Massa, M. Couzi, A. López-Echarri, and T. Breczewski, "Raman Scattering of $$\mathrm{Cs}_{2}\mathrm{SeO}_{4}$$ at 20K," Anales AFA 5 (1993): 212-215
Crystal StructureLattice DynamicsPhase TransitionsRaman Spectroscopy
The Phase Transition Sequence in Thiourea ($\mathrm{SC}(\mathrm{NH}_{2})_{2}$). A Heat Capacity Study
Josu M. Igartua, A. López-Echarri, T. Breczewski, and I. Ruiz-Larrea, "The Phase Transition Sequence in Thiourea ($$\mathrm{SC}(\mathrm{NH}_{2})_{2}$$). A Heat Capacity Study," Phase Transitions 46, no. 1 (1993): 47-55
CalorimetryFerroelectric MaterialsIncommensurate PhasesPhase TransitionThiourea
19922 items
Ultrasonic and Dilatometric Study of the Ferroelastic Phase Transition in $[\mathrm{N}(\mathrm{CH}_{3})_{4}]_{2}\mathrm{ZnBr}_{4}$ Crystal
T. Breczewski, A. Gómez-Cuevas, E.H. Bocanegra, Josu M. Igartua, and A. R. Arnaiz, "Ultrasonic and Dilatometric Study of the Ferroelastic Phase Transition in $[\mathrm{N}(\mathrm{CH}_{3})_{4}]_{2}\mathrm{ZnBr}_{4}$ Crystal," Solid State Communications 82, no. 10 (1992): 765-769
Ferroelastic MaterialsPhase TransitionThermal ExpansionUltrasonic Measurements
The Specific Heat of [N(CH₃)₄]₂ZnBr₄ Around the Ferro-Paraelastic Phase Transition by Adiabatic Calorimetry
Josu M. Igartua, I. Ruiz-Larrea, J. Zubillaga, A. López-Echarri, and M. Couzi, "The Specific Heat of [N(CH₃)₄]₂ZnBr₄ Around the Ferro-Paraelastic Phase Transition by Adiabatic Calorimetry," Thermochimica Acta 203 (1992): 167-175
A₂BX₄ CompoundsCalorimetryFerroelastic MaterialsPhase TransitionThermodynamic Functions
19911 item
Calorimetric and Raman Study of the Phase Transition in [N(CH₃)₄]₂ZnBr₄
Josu M. Igartua, I. Ruiz-Larrea, M. Couzi, A. López-Echarri, and T. Breczewski, "Calorimetric and Raman Study of the Phase Transition in [N(CH₃)₄]₂ZnBr₄," physica status solidi (b) 168, no. 1 (1991): 67-77
A₂BX₄ CompoundsCalorimetryFerroelastic MaterialsPhase TransitionRaman Spectroscopy
20267
jongablop/hairl-fer-py: v0.3.0
Jon Gabirondo-López, I. González de Arrieta, Iñigo Arredondo, Josu Mirena Igartua, Zenodo (CERN European Organization for Nuclear Research) (2026).
jongablop/ft4ftirs: v1.1.0
Jon Gabirondo-López, I. González de Arrieta, Iñigo Arredondo, Josu Mirena Igartua, Zenodo (CERN European Organization for Nuclear Research) (2026).
jongablop/ferpy: v0.2.0
Jon Gabirondo-López, I. González de Arrieta, Iñigo Arredondo, Gabriel Alejandro López, K. Anhalt, Josu Mirena Igartua, Zenodo (CERN European Organization for Nuclear Research) (2026).
jongablop/fer: v0.1.0
Jon Gabirondo-López, I. González de Arrieta, Iñigo Arredondo, Gabriel Alejandro López, K. Anhalt, Josu Mirena Igartua, Zenodo (CERN European Organization for Nuclear Research) (2026).
A database of radiometric emissometer designs
Jon Gabirondo-López, Iñigo Arredondo, Josu M. Igartua, Zenodo (CERN European Organization for Nuclear Research) (2026).
EKHI: an open database of optical and thermal radiative properties of solid materials
Jon Gabirondo-López, Mireia Sainz-Menchón, Irati Tolosa-Lecea, Iñigo González de Arrieta, Telmo Echániz, Irene Urcelay-Olabarria, Iñaki López-Ferreño, Raquel Fuente, Gabriel A. López, Iñigo Arredondo, Josu M. Igartua, Scientific Data, 13 (2026).
Open dataEKHIDatabases
jongablop/ekhi-utils: v1.0.0
Jon Gabirondo-López, Mireia Sainz-Menchón, Irati Tolosa-Lecea, Iñigo González de Arrieta, Telmo Echániz, I. Urcelay-Olabarría, I. López-Ferreño, RAQUEL FUENTE DACAL, Gabriel A. Lopez, IÑIGO ARREDONDO LOPEZ DE GUEREÑU, Josu Mirena Igartua, Zenodo (CERN European Organization for Nuclear Research) (2026).
20253
Tuning infrared radiative properties using Direct Laser Interference Patterning
J. Gabirondo-López, M. Soldera, Josu M. Igartua, A. F. Lasagni, and G. A. López, "Tuning infrared radiative properties using Direct Laser Interference Patterning," Materials Letters 354, (February 2025): 138485
Direct Laser Interference PatterningInfrared emissivityRCWA modelingSelective emissivitySurface modification
Temperature Control of Nonlinear Uncertain Systems via Model-Free Cascaded Controller: Application to an Infrared Emissometer
J. Gabirondo-López, I. Arredondo, and Josu M. Igartua, “Temperature Control of Nonlinear Uncertain Systems via Model-Free Cascaded Controller: Application to an Infrared Emissometer,” IEEE Transactions on Control Systems Technology 33, no. 1 (January 2025): 219–228
Cascade ControllersControl SystemsInfrared EmissometryModel-Free ControlNonlinear Systems
Framework for Experimental Results (fer): A Foundation for FAIR-Compliant Reporting of Traceable Data
Jon Gabirondo-López, Iñigo González de Arrieta, Iñigo Arredondo, Gabriel A. López, Klaus Anhalt, Josu M. Igartua, IEEE Transactions on Instrumentation and Measurement, 74, 1–12 (2025).
20241
Directional spectral emissivity characterization and modeling of laser-patterned steel surfaces
Jon Gabirondo-López, Iñigo González de Arrieta, Marcos Soldera, Andrés F. Lasagni, Iñigo Arredondo, Josu M. Igartua, Gabriel A. López, EPJ Web of Conferences, 309, 13003 (2024).
20233
Kontrol banandu aurreratuan oinarritutako HAIRL emisometroaren automatizazioa
Mireia Sainz-Menchón, Iñigo Arredondo López de Gereñu, Josu M. Igartua, Telmo Echániz, GabrielAlejandro López, Jon Gabirondo-López, "Kontrol banandu aurreratuan oinarritutako HAIRL emisometroaren automatizazioa", , ****, _175--182_ (2023).
Nanotermodinamika
Mikel Garitano Telleria, Josu Mirena Igartua Aldamiz, EKAIA Euskal Herriko Unibertsitateko Zientzi eta Teknologi Aldizkaria, 137–152 (2023).
Crystallography at non-ambient conditions and physical properties of the synthesized double perovskites, $\mathrm{Sr}_{2}\left(\mathrm{Co}_{1-x} \mathrm{Fe}_{x}\right) \mathrm{TeO}_{6}$
Zaraq, A., Orayech, B., Josu M. Igartua, El Bouari, A., Gregory, D.H., Gesing, T.M. (2023). Crystallography at non-ambient conditions and physical properties of the synthesized double perovskites, $mathrm{Sr}_{2}\left(\mathrm{Co}_{1-x} \mathrm{Fe}_{x}\right) \mathrm{TeO}_{6}$. Dalton Transactions, 52, 4086-4100,
Crystal StructureDouble PerovskitesMössbauer SpectroscopyPhase TransitionsRaman Spectroscopy
20222
Effects of iron substitution and anti-site disorder on crystal structures, vibrational, optical and magnetic properties of double perovskites $\mathrm{Sr}_{2}\left(\mathrm{Fe}_{1-x} \mathrm{Ni}_{x}\right) \mathrm{TeO}_{6}$
Zaraq, A., Gregory, D.H., Orayech, B., Josu M. Igartua, El Bouari, A., Eales, J.D., Bingham, P.A., Gesing, T.M. (2022). Effects of iron substitution and anti-site disorder on crystal structures, vibrational, optical and magnetic properties of double perovskites $mathrm{Sr}_{2}\left(\mathrm{Fe}_{1-x} \mathrm{Ni}_{x}\right) \mathrm{TeO}_{6}$. Dalton Transactions, 51, 17368-17380
Crystal StructureDouble PerovskitesMagnetic PropertiesMössbauer SpectroscopyRaman Spectroscopy
Effect of silica nanoparticle size on the stability and thermophysical properties of molten salts based nanofluids for thermal energy storage applications at concentrated solar power plants
Nithiyanantham, U., Zaki, A., Grosu, Y., González-Fernández, L., Anagnostopoulos, A., Navarro, M.E., Ding, Y., Josu M. Igartua, Faik, A. (2022). Effect of silica nanoparticle size on the stability and thermophysical properties of molten salts based nanofluids for thermal energy storage applications at concentrated solar power plants. Journal of Energy Storage, 47, 103048
Concentrated Solar PowerMolten SaltsNanofluidsSilica NanoparticlesThermal Energy Storage
20211
NPG-TRIS Thermal Storage System. Quantification of the Limiting Processes: Sublimation and Water's Adsorption
De La Pinta, N., Santos-Moreno, S., Doppiu, S., Josu M. Igartua, Palomo del Barrio, E., López, G.A. (2021). NPG-TRIS Thermal Storage System. Quantification of the Limiting Processes: Sublimation and Water's Adsorption. Crystals, 11(10), 1200
NPG-TRIS SystemPhase Change MaterialsSublimationThermal Energy StorageThermophysical Properties
20207
MinervaLab: Jupyter Notebook-etan oinarritutako irakaskuntza-proiektu alternatiboa
Jon Gabirondo-López, Josu M. Igartua, EKAIA Euskal Herriko Unibertsitateko Zientzi eta Teknologi Aldizkaria, 355–370 (2020).
Oinezkoen simulazioak giza indarraren ereduaren bidez: larrialdi-egoerak
Ibon Barrio Ugidos, Josu Mirena Igartua Aldamiz, EKAIA Euskal Herriko Unibertsitateko Zientzi eta Teknologi Aldizkaria, 277–298 (2020).
Prozesu estokastikoak fisikan eta ekonomian: higidura browndarretik finantza-merkatuen ereduetara
Naia Ormaza Zulueta, Josu Mirena Igartua, EKAIA Euskal Herriko Unibertsitateko Zientzi eta Teknologi Aldizkaria, 257–276 (2020).
Double hydrates salt as sustainable thermochemical energy storage materials: Evaluation of dehydration behavior and structural phase transition reversibility
Ait Ousaleh, H., Sair, S., Zaki, A., Faik, A., Josu M. Igartua, El Bouari, A. (2020). Double hydrates salt as sustainable thermochemical energy storage materials: Evaluation of dehydration behavior and structural phase transition reversibility. Journal of Energy Storage, 28, 101168.
Double Hydrates SaltsPhase TransitionSustainable MaterialsThermal AnalysisThermochemical Energy Storage
Updated measurement method and uncertainty budget for direct emissivity measurements at the University of the Basque Country
Iñigo González de Arrieta, Telmo Echániz, Raquel Fuente, Campillo-Robles J.M., Josu M. Igartua, Gabriel Alejandro López, "Updated measurement method and uncertainty budget for direct emissivity measurements at the University of the Basque Country", Metrologia, **57**, __ (2020).
EmissivityInfraredMeasurement UncertaintyMonte CarloRadiometry
Shape effect of Al₂O₃ nanoparticles on the thermophysical properties and viscosity of molten salt nanofluids for TES application at CSP plants
Nithiyanantham, U., González-Fernández, L., Grosu, Y., Zaki, A., Josu M. Igartua, Faik, A. (2020). Shape effect of Al₂O₃ nanoparticles on the thermophysical properties and viscosity of molten salt nanofluids for TES application at CSP plants. Renewable Energy, 156, 1078-1086.
Concentrated Solar PowerMolten SaltsNanofluidsThermal Energy StorageThermophysical Properties
High accuracy infrared emissivity between 50 and 1000 ᵒC for solar materials characterization
Raquel Fuente, Telmo Echániz, Iñigo González de Arrieta, Irene Urcelay-Olabarria, Josu M Igartua, Manuel J. Tello, Gabriel A. López, MATEC Web of Conferences, 307, 01043 (2020).
201911
Bateria-multzoen simulazio elektrotermikoak: 14S5P bateria-multzo komertziala
Jose Miguel Campillo-Robles, Iñaki Veci, Josu M. Igartua, Benjamín Ballesteros, EKAIA Euskal Herriko Unibertsitateko Zientzi eta Teknologi Aldizkaria, 271–289 (2019).
jongablop/CallistoLab: 1.1
Jon Gabirondo-López, Josu Mirena Igartua, Figshare (2019).
Nanoparticles as a high-temperature anticorrosion additive to molten nitrate salts for concentrated solar power
Nithiyanantham, U., Grosu, Y., Anagnostopoulos, A., Carbó-Argibay, E., Bondarchuk, O., González-Fernández, L., Zaki, A., Josu M. Igartua, Navarro, M.E., Ding, Y., Faik, A. (2019). Nanoparticles as a high-temperature anticorrosion additive to molten nitrate salts for concentrated solar power. Solar Energy Materials and Solar Cells, 200, 110171.
Concentrated Solar PowerCorrosionMolten SaltNanoparticlesThermal Energy Storage
Infrared emissivity of copper-alloyed spinel black coatings for concentrated solar power systems
González de Arrieta, I., Echániz, T., Fuente, R., Rubin, E., Chen, R., Josu M. Igartua, Tello, M.J., López, G.A. (2019). Infrared emissivity of copper-alloyed spinel black coatings for concentrated solar power systems. Solar Energy Materials and Solar Cells, 200, 109961.
Concentrated Solar PowerConversion EfficiencyInfrared EmissivityPorous MaterialsSolar Absorbing Coating
$\mathrm{SiO}_{2} @ \mathrm{Al}_{2} \mathrm{O}_{3}$ core-shell nanoparticles based molten salts nanofluids for thermal energy storage applications
Nithiyanantham, U., Zaki, A., Grosu, Y., González-Fernández, L., Josu M. Igartua, Faik, A. (2019). $mathrm{SiO}_{2} @ \mathrm{Al}_{2} \mathrm{O}_{3}$ core-shell nanoparticles based molten salts nanofluids for thermal energy storage applications. Journal of Energy Storage, 24, 100782.
Core-shell NanoparticlesMolten SaltNanofluidsThermal ConductivityThermal Energy Storage
Corrosion aspects of molten nitrate salt-based nanofluids for thermal energy storage applications
Nithiyanantham, U., Grosu, Y., González-Fernández, L., Zaki, A., Josu M. Igartua, Faik, A. (2019). Corrosion aspects of molten nitrate salt-based nanofluids for thermal energy storage applications. Solar Energy, 189, 219-227.
CorrosionMolten SaltNanofluidsThermal Energy Storage
Synthesis, crystal structure, and vibrational studies of the monoclinically distorted double perovskite, $\mathrm{Sr}_{2} \mathrm{Mn}_{1-x} \mathrm{Ni}_{x} \mathrm{TeO}_{6}$ with ($x=0.25,0.5$, and 0.75)
Zaraq, A., Orayech, B., Josu M. Igartua, El Bouari, A. (2019). Synthesis, crystal structure, and vibrational studies of the monoclinically distorted double perovskite, $mathrm{Sr}_{2} \mathrm{Mn}_{1-x} \mathrm{Ni}_{x} \mathrm{TeO}_{6}$ with ($x=0.25,0.5$, and 0.75). Powder Diffraction, 34(2), 107-115.
Crystal StructureDouble PerovskiteInfrared SpectroscopyRaman SpectroscopyX-ray Diffraction
Crystal Structures and Phase-Transitions Analysis of the Double Perovskites $\mathrm{Sr}_{2} \mathrm{Co}_{1-x} \mathrm{Ni}_{x} \mathrm{TeO}_{6}(x=0.25,0.5$ and 0.75) Using X-ray Powder Diffraction, Raman and Infrared Spectroscopy
Zaraq, A., Orayech, B., Josu M. Igartua, El Bouari, A. (2019). Crystal Structures and Phase-Transitions Analysis of the Double Perovskites $mathrm{Sr}_{2} \mathrm{Co}_{1-x} \mathrm{Ni}_{x} \mathrm{TeO}_{6}(x=0.25,0.5$ and 0.75) Using X-ray Powder Diffraction, Raman and Infrared Spectroscopy. Journal of Electronic Materials, 48(6), 3467-3476.
Crystal StructureDouble PerovskiteInfrared SpectroscopyPhase TransitionRaman Spectroscopy
Evolution of the infrared emissivity of Ni during thermal oxidation until oxide layer opacity
Iñigo González de Arrieta, Telmo Echániz, Olmos J.M., Raquel Fuente, Irene Urcelay-Olabarria, Josu M. Igartua, Tello M.J., Gabriel Alejandro López, "Evolution of the infrared emissivity of Ni during thermal oxidation until oxide layer opacity", Infrared Physics and Technology, **97**, _270 – 276_ (2019).
Infrared EmissivityMagnetic Phase TransitionNickelNickel OxideOxidation
Thermal radiative properties of electron-beam-melted and mechanically alloyed V-4Cr-4Ti based alloys between 200 and $750^{\circ} \mathrm{C}$
Echániz, T., González de Arrieta, I., Fuente, R., Urcelay-Olabarria, I., Josu M. Igartua, de la Pinta, N., Ran, W., Fu, H., Chen, J., Zheng, P.F., Tello, M.J., López, G.A. (2019). Thermal radiative properties of electron-beam-melted and mechanically alloyed V-4Cr-4Ti based alloys between 200 and $750^{\circ} \mathrm{C}$. Journal of Nuclear Materials, 513, 86-93.
EmissivityFusion EnergyHeat TransferRadiative PropertiesThermophysical Properties
Development of molten nitrate salt based nanofluids for thermal energy storage application: High thermal performance and long storage components life-time
Udayashankar Nithiyanantham, Yaroslav Grosu, Luis González-Fernández, Abdelali Zaki, J. M. Igartua, Abdessamad Faik, AIP conference proceedings, 2126, 200025 (2019).
20182
Eguzki-energia termikoa metatzeko materialetako emisibitate-esperimentuak
Telmo Echániz, Iñigo González de Arrieta, Raquel Fuente, Irene Urcelay-Olabarria, Gabriel Alejandro López, Josu Mirena Igartua, EKAIA Euskal Herriko Unibertsitateko Zientzi eta Teknologi Aldizkaria, 199–210 (2018).
Larmor-en prezesioa kristaletan gertatzen diren aldaketen detektagailu
Irene Urcelay-Olabarria, Josu Mirena Igartua, EKAIA Euskal Herriko Unibertsitateko Zientzi eta Teknologi Aldizkaria, 51–64 (2018).
20173
Jupyter notebook as the physics experimental laboratory's logbook: First approach
Irene Urcelay-Olabarria, Ruth Lazkoz, Jon Urrestilla, Aritz Leonardo, Josu M. Igartua, "Jupyter notebook as the physics experimental laboratory's logbook: First approach", CSEDU 2017 - Proceedings of the 9th International Conference on Computer Supported Education, **1**, _458 – 463_ (2017).
Electronic notes via jupyter notebooks
Irene Urcelay-Olabarria, Josu M. Igartua, "Electronic notes via jupyter notebooks", CSEDU 2017 - Proceedings of the 9th International Conference on Computer Supported Education, **1**, _464 – 469_ (2017).
Effect of the $\mathrm{M}^{3+}$ cation size on the structural and high temperature phase transitions in $\mathrm{Sr}_{2} \mathrm{MSbO}_{6}$ ( $\mathrm{M}=\mathrm{Ln}, \mathrm{Y}$ ) double perovskites
Orayech, B., Faik, A., Josu M. Igartua (2017). Effect of the $mathrm{M}^{3+}$ cation size on the structural and high temperature phase transitions in $mathrm{Sr}_{2} \mathrm{MSbO}_{6}$ ( $mathrm{M}=\mathrm{Ln}, \mathrm{Y}$ ) double perovskites. Journal of Solid State Chemistry, 249, 1-8.
Crystal StructureDouble PerovskitesPhase TransitionsSymmetry Mode AnalysisSynchrotron X-ray Diffraction
20164
The effect of partial substitution of Ni by Mg on the structural, magnetic and spectroscopic properties of the double perovskite $\mathrm{Sr}_{2}\mathrm{NiTeO}_{6}$
B. Orayech, L. Ortega-San-Martín, I. Urcelay-Olabarria, L. Lezama, T. Rojo, María I. Arriortua, and Josu M. Igartua, "The effect of partial substitution of Ni by Mg on the structural, magnetic and spectroscopic properties of the double perovskite $mathrm{Sr}_{2}\mathrm{NiTeO}_{6}$," Dalton Transactions 45 (2016): 14378-14393
Double PerovskiteMagnetic PropertiesNeutron DiffractionSpectroscopyX-ray Diffraction
Temperature and nickel substitution effects on the phase transitions in the $\mathrm{Sr}_{2}\mathrm{Zn}_{1-\mathrm{x}}\mathrm{Ni}_{\mathrm{x}}\mathrm{WO}_{6}(0 \leq \mathrm{x} \leq 1)$ double perovskite
Bouchaib Manoun, F. Mirinioui, Y. Tamraoui, A. Solhy, Wenge Yang, and P. Lazor, "Temperature and nickel substitution effects on the phase transitions in the $mathrm{Sr}_{2}\mathrm{Zn}_{1-\mathrm{x}}\mathrm{Ni}_{\mathrm{x}}\mathrm{WO}_{6}(0 \≤ \mathrm{x} \≤ 1$ double perovskite," Journal of Alloys and Compounds 689 (2016): 233-245
Crystal StructureDouble PerovskitePhase TransitionsRaman SpectroscopyX-ray Diffraction
Chemically stabilized $δ-\mathrm{Bi}_{2}\mathrm{O}_{3}$ phase: Raman scattering and X-ray diffraction studies
L. Loubbidi, M. Naji, B. Orayech, A. Chagraoui, Josu M. Igartua, A. Moussaoui, A. Tairi, and O. Ait Sidi Ahmed, "Chemically stabilized $δ-\mathrm{Bi}_{2}\mathrm{O}_{3}$ phase: Raman scattering and X-ray diffraction studies," Oriental Journal of Chemistry 32, no. 1 (2016): 105-116
Bismuth OxideOxygen ConductorsRaman SpectroscopyX-Ray Diffraction
High temperature induced phase transitions in $\mathrm{SrCaCoTeO}_{6}$ and $\mathrm{SrCaNiTeO}_{6}$ ordered double perovskites
A. Zaraq, B. Orayech, A. Faik, Josu M. Igartua, A. Jouanneaux, and A. El Bouari, "High temperature induced phase transitions in $mathrm{SrCaCoTeO}_{6}$ and $mathrm{SrCaNiTeO}_{6}$ ordered double perovskites," Journal of Organometallic Chemistry 819 (2016): 82-90
Crystal StructureDouble PerovskitePhase TransitionsTellurium FamilyX-ray Diffraction
20154
Synthesis, structural, magnetic and phase-transition studies of the ferromagnetic $\mathrm{La}_{2}\mathrm{CoMnO}_{6}$ double perovskite by symmetry-adapted modes
B. Orayech, I. Urcelay-Olabarria, G. A. López, O. Fabelo, A. Faik, and Josu M. Igartua, "Synthesis, structural, magnetic and phase-transition studies of the ferromagnetic $mathrm{La}_{2}\mathrm{CoMnO}_{6}$ double perovskite by symmetry-adapted modes," Dalton Transactions 44 (2015): 13867-13875
Crystal StructureDouble PerovskiteMagnetic StructurePhase TransitionsSymmetry-Adapted Modes
Structural phase transitions and magnetic and spectroscopic properties of the double perovskites $\mathrm{Sr}_{2} \mathrm{Co}_{1-x} \mathrm{Mg}_{x} \mathrm{TeO}_{6}$ ($x=0.1, 0.2$ and 0.5)
B. Orayech, L. Ortega-San-Martín, I. Urcelay-Olabarria, L. Lezama, T. Rojo, María I. Arriortua, and Josu M. Igartua, "Structural phase transitions and magnetic and spectroscopic properties of the double perovskites $mathrm{Sr}_{2} \mathrm{Co}_{1-x} \mathrm{Mg}_{x} \mathrm{TeO}_{6}$ ($x=0.1, 0.2$ and 0.5)," Dalton Transactions 44 (2015): 13716-13729
Double PerovskitesMagnetic PropertiesMode-CrystallographyPhase TransitionsSpectroscopic Properties
Reply to "Structural and magnetic behavior of the cubic oxyfluoride $\mathrm{SrFeO}_{2}\mathrm{F}$ studied by neutron diffraction"
Oliver Clemens, Frank J. Berry, Adrian J. Wright, Kevin S. Knight, J.M. Perez-Mato, Josu M. Igartua, and Peter R. Slater, "Reply to \"Structural and magnetic behavior of the cubic oxyfluoride $mathrm{SrFeO}_{2}\mathrm{F}$ studied by neutron diffraction\"," Journal of Solid State Chemistry 226 (2015): 326-331
Crystal StructureMagnetic ScatteringNeutron DiffractionPerovskite
Mode-crystallography analysis of the crystal structures and the low- and high-temperature phase transitions in $\mathrm{Na}_{0.5} \mathrm{~K}_{0.5} \mathrm{NbO}_{3}$
B. Orayech, A. Faik, G. A. López, O. Fabelo, and Josu M. Igartua, "Mode-crystallography analysis of the crystal structures and the low- and high-temperature phase transitions in $mathrm{Na}_{0.5} \mathrm{~K}_{0.5} \mathrm{NbO}_{3}$," Journal of Applied Crystallography 48 (2015): 318-333
CrystallographyLead-Free MaterialsMode-CrystallographyPerovskitesPhase Transitions
20142
Crystal Structural and Raman Vibrational Studies of $\mathrm{Bi}_{1-x} \mathrm{Sb}_{1-\mathrm{x}} \mathrm{Te}_{2\mathrm{x}} \mathrm{O}_{4}$ Solid Solution with $0 \leq \mathrm{x} \leq 0.1$
Leila Loubbidi, Abdeslam Chagraoui, Imane Yakine, Brahim Orayech, Mohamed Naji, Josu M. Igartua, and Abdelmjid Tairi, "Crystal Structural and Raman Vibrational Studies of $mathrm{Bi}_{1-x} \mathrm{Sb}_{1-\mathrm{x}} \mathrm{Te}_{2\mathrm{x}} \mathrm{O}_{4}$ Solid Solution with $0 \≤ \mathrm{x} \≤ 0.1$," Open Access Library Journal 1 (2014): e1180
Bismuth CompoundsCrystal StructureRaman SpectroscopySolid SolutionsX-ray Diffraction
Synthèse et étude structurale d'une nouvelle phase $\mathrm{Bi}_{2} \mathrm{SrTeO}_{7}$
L. Loubbidi, A. Chagraoui, B. Orayech, M. Naji, A. Tairi, A. Moussaoui, O. Ait Sidi Ahmed, I. Yakine, and Josu M. Igartua, "Synthèse et étude structurale d'une nouvelle phase $mathrm{Bi}_{2} \mathrm{SrTeO}_{7}$," Journal of Materials and Environmental Science 5, no. 4 (2014): 1274-1279
Bismuth CompoundsCrystal StructureRietveld MethodTellurium CompoundsX-ray Diffraction
20134
A neutron diffraction study and mode analysis of compounds of the system $\mathrm{La}_{1-x} \mathrm{Sr}_{x} \mathrm{FeO}_{3-x} \mathrm{F}_{x}(x=1,0.8,0.5,0.2)$ and an investigation of their magnetic properties
Oliver Clemens, Frank J. Berry, Adrian J. Wright, Kevin S. Knight, J.M. Perez-Mato, Josu M. Igartua, and Peter R. Slater, "A neutron diffraction study and mode analysis of compounds of the system $mathrm{La}_{1-x} \mathrm{Sr}_{x} \mathrm{FeO}_{3-x} \mathrm{F}_{x}(x=1,0.8,0.5,0.2$ and an investigation of their magnetic properties," Journal of Solid State Chemistry 206 (2013): 158-169
AntiferromagnetismFluorinationIronNeutron DiffractionPerovskite
Symmetry-mode analysis of the phase transitions in $\mathrm{SrLaZnRuO}_{6}$ and $\mathrm{SrLaMgRuO}_{6}$ ordered double perovskites
E. Iturbe-Zabalo, Josu M. Igartua, and M. Gateshki, "Symmetry-mode analysis of the phase transitions in $mathrm{SrLaZnRuO}_{6}$ and $mathrm{SrLaMgRuO}_{6}$ ordered double perovskites," Journal of Applied Crystallography 46 (2013): 1085-1093
Double PerovskiteNeutron DiffractionPhase TransitionSymmetry-Mode AnalysisX-ray Diffraction
Structural study of $\mathrm{SrPrZnRuO}_{6}$, $\mathrm{SrPrCoRuO}_{6}$, $\mathrm{SrPrMgRuO}_{6}$ and $\mathrm{SrPrNiRuO}_{6}$ double perovskite oxides by symmetry-adapted mode analysis
E. Iturbe-Zabalo, Josu M. Igartua, A. Larrañaga, V. Pomjakushin, G. Castro, and G. J. Cuello, "Structural study of $mathrm{SrPrZnRuO}_{6}$, $mathrm{SrPrCoRuO}_{6}$, $mathrm{SrPrMgRuO}_{6}$ and $mathrm{SrPrNiRuO}_{6}$ double perovskite oxides by symmetry-adapted mode analysis," Journal of Physics: Condensed Matter 25, no. 20 (2013): 205401
Double PerovskiteNeutron DiffractionPhase TransitionSymmetry-Mode AnalysisX-ray Diffraction
X-ray diffraction and Raman spectroscopy studies of temperature and composition induced phase transitions in $\mathrm{Ba}_{2-x} \mathrm{Sr}_{x} \mathrm{MWO}_{6}$ ( $\mathrm{M}=\mathrm{Ni}$, Co and $0 \leqslant x \leqslant 2$ ) double perovskite oxides
Bouchaib Manoun, A. Ezzahi, S. Benmokhtar, L. Bih, Y. Tamraoui, R. Haloui, F. Mirinioui, S. Addakiri, Josu M. Igartua, and P. Lazor, "X-ray diffraction and Raman spectroscopy studies of temperature and composition induced phase transitions in $mathrm{Ba}_{2-x} \mathrm{Sr}_{x} \mathrm{MWO}_{6}$ ( $mathrm{M}=\mathrm{Ni}$, Co and $0 \≤slant x \≤slant 2$ ) double perovskite oxides," Journal of Molecular Structure 1045 (2013): 116-122
Double PerovskitePhase TransitionRaman SpectroscopyRietveld RefinementX-ray Diffraction
20126
Mode-crystallography analysis and magnetic structures of $\mathrm{SrLnFeRuO}_{6}$ ($\mathrm{Ln}=\mathrm{La}$, $\mathrm{Pr}$, $\mathrm{Nd}$) disordered perovskites
E. Iturbe-Zabalo, O. Fabelo, M. Gateshki, and Josu M. Igartua, "Mode-crystallography analysis and magnetic structures of $mathrm{SrLnFeRuO}_{6}$ ($mathrm{Ln}=\mathrm{La}$, $mathrm{Pr}$, $mathrm{Nd}$) disordered perovskites," Acta Crystallographica Section B: Structural Science 68, no. 6 (2012): 590-601
CrystallographyMagnetic StructuresMode AnalysisPerovskitesPhase Transitions
Crystal structures and high-temperature phase-transitions in SrNdMRuO6 (M=Zn,Co,Mg,Ni) new double perovskites studied by symmetry-mode analysis
E. Iturbe-Zabalo, J.M. Igartua, A. Faik, A. Larrañaga, M. Hoelzel, G.J. Cuello, Journal of Solid State Chemistry, 198, 24–38 (2012).
A structural study of the CaLn2CuTi2O9 (Ln=Pr, Nd, Sm) and BaLn2CuTi2O9 (Ln=La, Pr, Nd) triple perovskite series
E. Iturbe-Zabalo, J.M. Igartua, A. Aatiq, V. Pomjakushin, Journal of Molecular Structure, 1034, 134–143 (2012).
High temperature induced phase transitions in $\mathrm{Sr}_{2} \mathrm{ZnWO}_{6}$ and $\mathrm{Sr}_{2} \mathrm{CoWO}_{6}$ double perovskite oxides: Raman spectroscopy as a tool
Bouchaib Manoun, Josu M. Igartua, Peter Lazor, and Amine Ezzahi, "High temperature induced phase transitions in $mathrm{Sr}_{2} \mathrm{ZnWO}_{6}$ and $mathrm{Sr}_{2} \mathrm{CoWO}_{6}$ double perovskite oxides: Raman spectroscopy as a tool," Journal of Molecular Structure 1028 (2012): 39-45
Double Perovskite OxideHigh Temperature Raman SpectroscopyPhase Transition
A study of the crystal structures and the phase transitions of the ordered double perovskites $\mathrm{Sr}_{2} \mathrm{ScSbO}_{6}$ and $\mathrm{Ca}_{2} \mathrm{ScSbO}_{6}$
A. Faik, D. Orobengoa, E. Iturbe-Zabalo, and Josu M. Igartua, "A study of the crystal structures and the phase transitions of the ordered double perovskites $mathrm{Sr}_{2} \mathrm{ScSbO}_{6}$ and $mathrm{Ca}_{2} \mathrm{ScSbO}_{6}$," Journal of Solid State Chemistry 192 (2012): 273-283
Crystal StructureDouble PerovskitePhase TransitionsSymmetry Adopted ModesX-ray and Neutron Powder Diffraction
X-ray diffraction and Raman spectroscopy studies of temperature and composition induced phase transitions in $\mathrm{Ba}_{2-x} \mathrm{Sr}_{x} \mathrm{ZnWO}_{6}(0 \leq x \leq 2)$ double perovskite oxides
B. Manoun, A. Ezzahi, S. Benmokhtar, A. Ider, P. Lazor, L. Bih, and Josu M. Igartua, "X-ray diffraction and Raman spectroscopy studies of temperature and composition induced phase transitions in $mathrm{Ba}_{2-x} \mathrm{Sr}_{x} \mathrm{ZnWO}_{6}(0 \≤ x \≤ 2$ double perovskite oxides," Journal of Alloys and Compounds 533 (2012): 43-52
Double PerovskitesPhase TransitionsRaman SpectroscopyStructural AnalysisX-ray Diffraction
20112
Structural study of SrPrMRuO6double perovskites by symmetry-mode analysis
E. Iturbe-Zabalo, G. J. Cuello, J. M. Igartua, Acta Crystallographica Section A Foundations of Crystallography, 67, C243 (2011).
Growth and characterization of $\mathrm{Pb}_{3} \mathrm{Ni}_{1.5} \mathrm{Mn}_{5.5} \mathrm{O}_{15}$ single crystal
T.I. Milenov, P.M. Rafailov, V. Tomov, R.P. Nikolova, V. Skumryev, Josu M. Igartua, G. Madariaga, G.A. López, E. Iturbe-Zabalo, and M.M. Gospodinov, "Growth and characterization of $mathrm{Pb}_{3} \mathrm{Ni}_{1.5} \mathrm{Mn}_{5.5} \mathrm{O}_{15}$ single crystal," Journal of Physics: Condensed Matter 23, no. 15 (2011): 156001
Magnetic PropertiesMixed Valence CompoundsRaman SpectroscopySingle Crystal GrowthX-ray Diffraction
20104
X-ray diffraction and Raman spectroscopy studies of $\mathrm{BaSrMWO}_{6}(\mathrm{M}=\mathrm{Ni}, \mathrm{Co}, \mathrm{Mg})$ double perovskite oxides
A. Ezzahi, Bouchaib Manoun, A. Ider, L. Bih, S. Benmokhtar, M. Azrour, M. Azdouz, Josu M. Igartua, and P. Lazor, "X-ray diffraction and Raman spectroscopy studies of $mathrm{BaSrMWO}_{6}(\mathrm{M}=\mathrm{Ni}, \mathrm{Co}, \mathrm{Mg}$ double perovskite oxides," Journal of Molecular Structure 985, no. 2-3 (2011): 315-321
Crystal StructureDouble PerovskitesHigh-Temperature StudiesRaman SpectroscopyX-ray Diffraction
Cationic Ordering and Role of the A-site Cation on the Structure of the New Double Perovskites $\mathrm{Ca}_{2-x} \mathrm{Sr}_{x} \mathrm{RSbO}_{6}(\mathrm{R}=\mathrm{La}, \mathrm{Sm})$ and $(x=0,0.5,1)$
A. Faik, I. Urcelay, E. Iturbe-Zabalo, and Josu M. Igartua, "Cationic ordering and role of the A-site cation on the structure of the new double perovskites $mathrm{Ca}_{2-x} \mathrm{Sr}_{x} \mathrm{RSbO}_{6}(\mathrm{R}=\mathrm{La}, \mathrm{Sm}$ and $x=0,0.5,1$," Journal of Molecular Structure 977, no. 1-3 (2010): 137-144
CrystallographyDouble PerovskitesPhase TransitionsX-ray Diffraction
High temperature Raman spectroscopy studies of the phase transitions in $\mathrm{Sr}_{2} \mathrm{NiWO}_{6}$ and $\mathrm{Sr}_{2} \mathrm{MgWO}_{6}$ double perovskite oxides
B. Manoun, Josu M. Igartua, and P. Lazor, "High temperature Raman spectroscopy studies of the phase transitions in $mathrm{Sr}_{2} \mathrm{NiWO}_{6}$ and $mathrm{Sr}_{2} \mathrm{MgWO}_{6}$ double perovskite oxides," Journal of Molecular Structure 971, no. 1-3 (2010): 63-70
Double PerovskitesHigh Temperature StudiesPhase TransitionsRaman Spectroscopy
Crystal growth and twinned crystal structure of $\mathrm{Sr}_{2}\mathrm{CaWO}_{6}$
G. Madariaga, A. Faik, T. Breczewski, and Josu M. Igartua, "Crystal growth and twinned crystal structure of $mathrm{Sr}_{2}\mathrm{CaWO}_{6}$," Acta Crystallographica Section C: Structural Chemistry 66, no. 3 (2010): i17-i21
Crystal GrowthDouble PerovskitesStructural AnalysisTwinned Crystals
20095
A study of the crystal structures and the phase transitions of $\mathrm{Sr}_{2} \mathrm{FeSbO}_{6}$, $\mathrm{SrCaFeSbO}_{6}$ and $\mathrm{Ca}_{2} \mathrm{FeSbO}_{6}$ double perovskite oxides
A. Faik, Josu M. Igartua, E. Iturbe-Zabalo, and G. J. Cuello, "A study of the crystal structures and the phase transitions of $mathrm{Sr}_{2} \mathrm{FeSbO}_{6}$, $mathrm{SrCaFeSbO}_{6}$ and $mathrm{Ca}_{2} \mathrm{FeSbO}_{6}$ double perovskite oxides," Journal of Molecular Structure 963, no. 2-3 (2010): 145-152
Crystal StructureDouble PerovskitesNeutron DiffractionPhase TransitionsX-ray Diffraction
Solving crystal structures using symmetry-mode collective coordinates
Danel Orobengoa, Juan Rodriguez-Carvajal, Juan Manuel Perez-Mato, Mois I. Aroyo, Abdessamad Faik, Josu Mirena Igartua, Acta Crystallographica Section A Foundations of Crystallography, 65, s328 (2009).
Crystal Structures and High-Temperature Phase Transitions of the New Ordered Double Perovskites $\mathrm{Sr}_{2}\mathrm{SmSbO}_{6}$ and $\mathrm{Sr}_{2}\mathrm{LaSbO}_{6}$
A. Faik, E. Iturbe-Zabalo, I. Urcelay, and Josu M. Igartua, "Crystal structures and high-temperature phase transitions of the new ordered double perovskites $mathrm{Sr}_{2}\mathrm{SmSbO}_{6}$ and $mathrm{Sr}_{2}\mathrm{LaSbO}_{6}$," Journal of Solid State Chemistry 182, no. 9 (2009): 2656-2663
Crystal StructureCrystallographyDouble PerovskiteDouble PerovskitesPhase Transition
Crystal Structures and Temperature-Induced Phase Transitions of $\mathrm{Sr}_{2} \mathrm{Mn}^{2+} \mathrm{W}^{6+} \mathrm{O}_{6}$, and of its Transformation to $\mathrm{Sr}_{2} \mathrm{Mn}^{3+} \mathrm{W}^{6+} \mathrm{O}_{6+\delta}$
A. Faik, Josu M. Igartua, G. J. Cuello, F. Jiménez-Villacorta, G. R. Castro, and L. Lezama, "Crystal structures and temperature-induced phase transitions of $mathrm{Sr}_{2} \mathrm{Mn}^{2+} \mathrm{W}^{6+} \mathrm{O}_{6}$, and of its transformation to $mathrm{Sr}_{2} \mathrm{Mn}^{3+} \mathrm{W}^{6+} \mathrm{O}_{6+\δ}$," Journal of Molecular Structure 933, no. 1-3 (2009): 53-62
CrystallographyDouble PerovskitesPhase TransitionsX-ray Diffraction
Crystal Structures and Phase Transitions of $\mathrm{Sr}_{2}\mathrm{CrSbO}_{6}$
A. Faik, Josu M. Igartua, M. Gateshki, and G. J. Cuello, "Crystal structures and phase transitions of $mathrm{Sr}_{2}\mathrm{CrSbO}_{6}$," Journal of Solid State Chemistry 182, no. 7 (2009): 1717-1725
CrystallographyDouble PerovskitesPhase TransitionsX-ray Diffraction
20084
Synthesis, Structures and Temperature-Induced Phase Transitions of the $\mathrm{Sr}_{2} \mathrm{Cd}_{1-x} \mathrm{Ca}_{x} \mathrm{WO}_{6}(0 \leqslant x \leqslant 1)$ Double Perovskite Tungsten Oxides
A. Faik, Josu M. Igartua, and J. L. Pizarro, "Synthesis, structures and temperature-induced phase transitions of the $mathrm{Sr}_{2} \mathrm{Cd}_{1-x} \mathrm{Ca}_{x} \mathrm{WO}_{6}(0 \≤slant x \≤slant 1$ double perovskite tungsten oxides," Journal of Molecular Structure 921, no. 1-3 (2009): 196-202
CrystallographyDouble PerovskitesPhase TransitionsX-ray Diffraction
Crystal structures and high-temperature phase transition of Sr2MSbO6(M= Sc, Cr, Fe) double perovskites
J.M. Igartua, A. Faik, I. Urcelay-Olabarria, E. Iturbe-Zabalo, Acta Crystallographica Section A Foundations of Crystallography, 64, C546 (2008).
Crystal Structures and Cation Ordering of $\mathrm{Sr}_{2} \mathrm{AlSbO}_{6}$ and $\mathrm{Sr}_{2} \mathrm{CoSbO}_{6}$
A. Faik, M. Gateshki, Josu M. Igartua, J. L. Pizarro, M. Insausti, R. Kaindl, and A. Grzechnik, "Crystal structures and cation ordering of $mathrm{Sr}_{2} \mathrm{AlSbO}_{6}$ and $mathrm{Sr}_{2} \mathrm{CoSbO}_{6}$," Journal of Solid State Chemistry 181, no. 7 (2008): 1759-1766
CrystallographyDouble PerovskitesPhase TransitionsX-ray Diffraction
High-Pressure Study of the $\mathrm{Sr}_{2} \mathrm{CoWO}_{6}$ Ordered Double Perovskite Tungstate Oxide
B. Manoun, Josu M. Igartua, M. Gateshki, and S. K. Saxena, "High-pressure study of the $mathrm{Sr}_{2} \mathrm{CoWO}_{6}$ ordered double perovskite tungstate oxide," Journal of Molecular Structure 874, no. 1-3 (2008): 103-111
CrystallographyDouble PerovskitesHigh-PressureRaman Spectroscopy
20072
A2FeSbO6(A= Sr,Ca) double perovskites oxides: crystal structures, phases transitions and57Fe Mössbauer spectroscopy study
A. Faik, J. M. Igartua, J. Pizarro, J. J. S. Garitaonandia, Acta Crystallographica Section A Foundations of Crystallography, 63, s182 (2007).
Crystal Structure and Phase Transitions of $\mathrm{Sr}_{2}\mathrm{CdWO}_{6}$
M. Gateshki, Josu M. Igartua, and A. Faik, "Crystal structure and phase transitions of $mathrm{Sr}_{2}\mathrm{CdWO}_{6}$," Journal of Solid State Chemistry 180, no. 8 (2007): 2248-2255
CrystallographyDouble PerovskitesPhase TransitionsX-ray Diffraction
20061
Specific Heat and Thermodynamic Functions for $\mathrm{Cs}_{2}\mathrm{CdBr}_{4}$ Phase Transitions
I. Ruiz-Larrea, A. López-Echarri, J. Díaz-Hernández, and Josu M. Igartua, "Specific heat and thermodynamic functions for $mathrm{Cs}_{2}\mathrm{CdBr}_{4}$ phase transitions," Journal of Physics: Condensed Matter 18, no. 6 (2006): 1649-1656
CalorimetryCrystal PhysicsPhase TransitionsThermodynamics
20042
High-Pressure Raman Study of the $\mathrm{Sr}_{2}\mathrm{CaWO}_{6}$ Double Perovskite
B. Manoun, Josu M. Igartua, M. Gateshki, and S. K. Saxena, "High-pressure Raman study of the $mathrm{Sr}_{2}\mathrm{CaWO}_{6}$ double perovskite," Journal of Physics: Condensed Matter 16, no. 46 (2004): 8367-8378
Double PerovskitesHigh PressurePhase TransitionsRaman Spectroscopy
Crystal Structures and Phase Transitions of the Double Perovskite Oxides $\mathrm{Sr}_{2}\mathrm{CaWO}_{6}$ and $\mathrm{Sr}_{2}\mathrm{MgWO}_{6}$
M. Gateshki and Josu M. Igartua, "Crystal structures and phase transitions of the double perovskite oxides $mathrm{Sr}_{2}\mathrm{CaWO}_{6}$ and $mathrm{Sr}_{2}\mathrm{MgWO}_{6}$," Journal of Physics: Condensed Matter 16, no. 37 (2004): 6639-6649
CrystallographyDouble PerovskitesPhase TransitionsX-ray Diffraction
20034
Crystal Structures and Phase Transitions of the Double Perovskite Oxides SrLaCuRuO₆ and SrLaNiRuO₆
M. Gateshki and Josu M. Igartua, "Crystal Structures and Phase Transitions of the Double Perovskite Oxides SrLaCuRuO₆ and SrLaNiRuO₆," Materials Research Bulletin 38, no. 15 (2003): 2003-2010
CrystallographyMaterials SciencePerovskitesPhase TransitionsSynchrotron Radiation
Cation Ordering and High-Temperature Crystal Structure of La₂NiRuO₆
M. Gateshki, Josu M. Igartua, and Y. Brouard, "Cation Ordering and High-Temperature Crystal Structure of La₂NiRuO₆," Materials Research Bulletin 38, no. 14 (2003): 1893-1900
CrystallographyMaterials SciencePerovskitesSynchrotron RadiationX-ray Diffraction
Second-Order Structural Phase Transition in Sr₂CuWO₆ Double-Perovskite Oxide
Milen Gateshki and Josu M. Igartua, "Second-Order Structural Phase Transition in Sr₂CuWO₆ Double-Perovskite Oxide," Journal of Physics: Condensed Matter 15, no. 39 (2003): 6749-6757
CrystallographyMaterials ScienceNeutron DiffractionPerovskitesPhase Transitions
X-ray Powder Diffraction Results for the Phase Transitions in Sr₂MWO₆ (M=Ni, Zn, Co, Cu) Double Perovskite Oxides
M. Gateshki, Josu M. Igartua, and E. Hernández-Bocanegra, "X-ray Powder Diffraction Results for the Phase Transitions in Sr₂MWO₆ (M=Ni, Zn, Co, Cu) Double Perovskite Oxides," Journal of Physics: Condensed Matter 15, no. 36 (2003): 6199-6217
CrystallographyMaterials SciencePerovskitesPhase TransitionsX-ray Diffraction
20022
Phase transitions in SrLaCuRuO6and SrLaNiRuO6double perovskites
M. Gateshki, J. M. Igartua, Acta Crystallographica Section A Foundations of Crystallography, 58, c339 (2002).
SUPERGROUPS - A Computer Program for the Determination of the Supergroups of the Space Groups
S. Ivantchev, E. Kroumova, M. I. Aroyo, J. M. Perez-Mato, Josu M. Igartua, G. Madariaga, and H. Wondratschek, "SUPERGROUPS - a computer program for the determination of the supergroups of the space groups," Journal of Applied Crystallography 35, no. 4 (2002): 511-512
CrystallographyGroup TheorySoftwareSpace Groups
20011
PSEUDO: A Program for a Pseudosymmetry Search
E. Kroumova, M. I. Aroyo, J. M. Perez-Mato, S. Ivantchev, Josu M. Igartua, and H. Wondratschek, "PSEUDO: a program for a pseudosymmetry search," Journal of Applied Crystallography 34, no. 6 (2001): 783-784
CrystallographyGroup TheoryPhase TransitionsPseudosymmetrySoftware
20001
Systematic Search of Displacive Ferroelectrics
E. Kroumova, M. I. Aroyo, J. M. Pérez-Mato, Josu M. Igartua, and S. Ivantchev, "Systematic Search of Displacive Ferroelectrics," Ferroelectrics 241, no. 1 (2000): 13-21
CrystallographyFerroelectricsMaterials SciencePhase TransitionsPseudosymmetry
19991
Search for Pnma Materials with High-Temperature Structural Phase Transitions
Josu M. Igartua, M. I. Aroyo, E. Kroumova, and J. M. Perez-Mato, "Search for Pnma Materials with High-Temperature Structural Phase Transitions," Acta Crystallographica Section B: Structural Science 55, no. 2 (1999): 177-185
CrystallographyGroup TheoryMaterials SciencePhase TransitionsPseudosymmetry
19971
Supergroups of Space Groups and Their Application to the Prediction of Structural Phase Transitions
Josu M. Igartua, M. I. Aroyo, and J. M. Perez-Mato, "Supergroups of Space Groups and Their Application to the Prediction of Structural Phase Transitions," Ferroelectrics 203, no. 1 (1997): 289-297
CrystallographyGroup TheoryMaterials SciencePhase TransitionsPseudosymmetry
19961
Systematic Search of Materials with High-Temperature Structural Phase Transitions: Application to Space Group $P2_{1} 2_{1} 2_{1}$
Josu M. Igartua, M. I. Aroyo, and J. M. Perez-Mato, "Systematic Search of Materials with High-Temperature Structural Phase Transitions: Application to Space Group $P2_{1}2_{1}2_{1}$," Physical Review B 54, no. 18 (1996): 12744-12752
CrystallographyGroup TheoryMaterials SciencePhase TransitionsPseudosymmetry
19951
A Specific Heat Study on the Phase Transitions in Cs₂ZnI₄ Below Room Temperature
J. Díaz-Hernández, M. J. Tello, Josu M. Igartua, I. Ruiz-Larrea, T. Breczewski, and A. López-Echarri, "A Specific Heat Study on the Phase Transitions in Cs₂ZnI₄ Below Room Temperature," Journal of Physics: Condensed Matter 7, no. 37 (1995): 7481-7488
A₂BX₄ CompoundsCalorimetryFerroelasticityIncommensurate PhasesPhase Transitions
19945
Thermal Hysteresis Effects in the Ferroelectric-Ferroelastic Phase Transition in $[\mathrm{N}(\mathrm{CH}_3)_4]_2\mathrm{ZnI}_4$
Josu M. Igartua, I. Ruiz-Larrea, T. Breczewski, A. Arnáiz, and A. López-Echarri, "Thermal Hysteresis Effects in the Ferroelectric-Ferroelastic Phase Transition in $\mathrm{N}(\mathrm{CH}_3)_4]_2\mathrm{ZnI}_4$," Physical Review B 50, no. 18 (1994): 13156-13161
CalorimetryFerroelasticityFerroelectricityPhase TransitionsThermal Hysteresis
The Specific Heat of the Ferroelectric Phase Transition in N(CH₃)₄CdBr₃
Josu M. Igartua, G. Aguirre-Zamalloa, I. Ruiz-Larrea, M. Couzi, A. López-Echarri, and T. Breczewski, "The Specific Heat of the Ferroelectric Phase Transition in N(CH₃)₄CdBr₃," Journal of Thermal Analysis 41, no. 6 (1994): 1543-1548
CalorimetryFerroelectricityOrder-Disorder PhenomenaPhase TransitionsSpecific Heat
The Phase Transition Sequence in Betaine Calcium Chloride Dihydrate by Adiabatic Calorimetry
Josu M. Igartua, I. Ruiz-Larrea, T. Breczewski, and A. López-Echarri, "The Phase Transition Sequence in Betaine Calcium Chloride Dihydrate by Adiabatic Calorimetry," Phase Transitions 50, no. 4 (1994): 227-237
CalorimetryFerroelectricityIncommensurate PhasesPhase TransitionsThermodynamics
Ferroelectric Phase Transition in (CH₃)₄NCdBr₃ (TMCB)
G. Aguirre-Zamalloa, M. Couzi, G. Madariaga, A. López-Echarri, Josu M. Igartua, and T. Breczewski, "Ferroelectric Phase Transition in (CH₃)₄NCdBr₃ (TMCB)," Ferroelectrics 156, no. 1 (1994): 161-166
CalorimetryFerroelectricityLandau TheoryPhase TransitionRaman Spectroscopy
The Ferroelectric Phase Transition in $(\mathrm{CH}_{3})_{4}\mathrm{NCdBr}_{3}$ (TMCB) Studied by Means of Group Theory, Raman Scattering and Calorimetry
G. Aguirre-Zamalloa, Josu M. Igartua, M. Couzi, and A. López-Echarri, "The Ferroelectric Phase Transition in $$(\mathrm{CH}_{3})_{4}\mathrm{NCdBr}_{3}$$ (TMCB) Studied by Means of Group Theory, Raman Scattering and Calorimetry," Journal de Physique I 4, no. 9 (1994): 1323-1335
CalorimetryFerroelectricityGroup TheoryPhase TransitionRaman Spectroscopy
19932
Raman Scattering of $\mathrm{Cs}_{2}\mathrm{SeO}_{4}$ at 20K
Josu M. Igartua, N. E. Massa, M. Couzi, A. López-Echarri, and T. Breczewski, "Raman Scattering of $$\mathrm{Cs}_{2}\mathrm{SeO}_{4}$$ at 20K," Anales AFA 5 (1993): 212-215
Crystal StructureLattice DynamicsPhase TransitionsRaman Spectroscopy
The Phase Transition Sequence in Thiourea ($\mathrm{SC}(\mathrm{NH}_{2})_{2}$). A Heat Capacity Study
Josu M. Igartua, A. López-Echarri, T. Breczewski, and I. Ruiz-Larrea, "The Phase Transition Sequence in Thiourea ($$\mathrm{SC}(\mathrm{NH}_{2})_{2}$$). A Heat Capacity Study," Phase Transitions 46, no. 1 (1993): 47-55
CalorimetryFerroelectric MaterialsIncommensurate PhasesPhase TransitionThiourea
19922
Ultrasonic and Dilatometric Study of the Ferroelastic Phase Transition in $[\mathrm{N}(\mathrm{CH}_{3})_{4}]_{2}\mathrm{ZnBr}_{4}$ Crystal
T. Breczewski, A. Gómez-Cuevas, E.H. Bocanegra, Josu M. Igartua, and A. R. Arnaiz, "Ultrasonic and Dilatometric Study of the Ferroelastic Phase Transition in $[\mathrm{N}(\mathrm{CH}_{3})_{4}]_{2}\mathrm{ZnBr}_{4}$ Crystal," Solid State Communications 82, no. 10 (1992): 765-769
Ferroelastic MaterialsPhase TransitionThermal ExpansionUltrasonic Measurements
The Specific Heat of [N(CH₃)₄]₂ZnBr₄ Around the Ferro-Paraelastic Phase Transition by Adiabatic Calorimetry
Josu M. Igartua, I. Ruiz-Larrea, J. Zubillaga, A. López-Echarri, and M. Couzi, "The Specific Heat of [N(CH₃)₄]₂ZnBr₄ Around the Ferro-Paraelastic Phase Transition by Adiabatic Calorimetry," Thermochimica Acta 203 (1992): 167-175
A₂BX₄ CompoundsCalorimetryFerroelastic MaterialsPhase TransitionThermodynamic Functions
19911
Calorimetric and Raman Study of the Phase Transition in [N(CH₃)₄]₂ZnBr₄
Josu M. Igartua, I. Ruiz-Larrea, M. Couzi, A. López-Echarri, and T. Breczewski, "Calorimetric and Raman Study of the Phase Transition in [N(CH₃)₄]₂ZnBr₄," physica status solidi (b) 168, no. 1 (1991): 67-77
A₂BX₄ CompoundsCalorimetryFerroelastic MaterialsPhase TransitionRaman Spectroscopy