perovskite atlas Structures, modes and phase transitions · Josu M. Igartua · UPV/EHU

Reported geometry of SrLaMgRuO6 at 300 K

Reported geometry of SrLaMgRuO6 at 300 K

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9 keys }
  "id""fnd:srlamgruo6.p21n.300k.iturbe2012.geometry"
  "changelog" 1 items ],
     3 keys }
      "timestamp""2026-09-30T05:59:03+00:00"
      "user""perovskite-atlas/fer_export.py"
      "description""Geometry. Generated from atlas records at git 98609f0."
    
  
  "description""Reported geometry of SrLaMgRuO6 at 300 K"
  "correct"true
  "state" 1 items ],
     3 keys }
      "name""temperature"
      "description""conditions of the refined structure"
      "quantity_value" 9 keys }
        "id""str:srlamgruo6.p21n.300k.iturbe2012#T"
        "name""Temperature"
        "description""Temperature of the measurement as reported (uncertainty not reported)"
        "quantities""Temperature"
        "symbols""$T$"
        "units""K"
        "values" 1 items ],
          300.0
        
        "standard_uncertainties" 1 items ],
          0.0
        
        "atlas" 2 keys }
          "uncertainty_reported"false
          "reported_as""300"
        
      
    
  
  "results" 5 items ],
     9 keys },
      "id""fnd:srlamgruo6.p21n.300k.iturbe2012.geometry#bonds"
      "name""Bond lengths"
      "description"""
      "quantities""M-O1(×2)""M-O2(×2)""M-O3(×2)""Ru-O1(×2)""Ru-O2(×2)""Ru-O3(×2)""O1-M-O2"
      "symbols""$d(M-O1(×2))$""$d(M-O2(×2))$""$d(M-O3(×2))$""$d(Ru-O1(×2))$""$d(Ru-O2(×2))$""$d(Ru-O3(×2))$""$d(O1-M-O2)$"
      "units""Å""Å""Å""Å""Å""Å""Å"
      "values" 7 items ],
        1.99
        2.0
        1.97
        2.0
        1.95
        2.04
        84.1
      
      "standard_uncertainties" 7 items ],
        0.04
        0.04
        0.06
        0.04
        0.04
        0.06
        0.5
      
      "atlas" 2 keys }
        "uncertainty_reported"truetruetruetruetruetruetrue
        "reported_as""1.99(4)""2.00(4)""1.97(6)""2.00(4)""1.95(4)""2.04(6)""84.1(5)"
      
    
     9 keys },
      "id""fnd:srlamgruo6.p21n.300k.iturbe2012.geometry#angles"
      "name""Bond angles"
      "description"""
      "quantities""O1-M-O3""O2-M-O3""O1-Ru-O2""O1-Ru-O3""O2-Ru-O3""M-O1-Ru""M-O2-Ru""M-O3-Ru"
      "symbols""$\\angle(O1-M-O3)$""$\\angle(O2-M-O3)$""$\\angle(O1-Ru-O2)$""$\\angle(O1-Ru-O3)$""$\\angle(O2-Ru-O3)$""$\\angle(M-O1-Ru)$""$\\angle(M-O2-Ru)$""$\\angle(M-O3-Ru)$"
      "units""°""°""°""°""°""°""°""°"
      "values" 8 items ],
        91.0
        87.1
        97.4
        92.3
        87.0
        160.1
        170.1
        158.1
      
      "standard_uncertainties" 8 items ],
        0.5
        0.5
        0.5
        0.5
        0.5
        0.6000000000000001
        0.7000000000000001
        0.4
      
      "atlas" 2 keys }
        "uncertainty_reported"truetruetruetruetruetruetruetrue
        "reported_as""91.0(5)""87.1(5)""97.4(5)""92.3(5)""87.0(5)""160.1(6)""170.1(7)""158.1(4)"
      
    
     9 keys },
      "id""fnd:srlamgruo6.p21n.300k.iturbe2012.geometry#bvs"
      "name""Bond-valence sums"
      "description"""
      "quantities""M""Ru"
      "symbols""$V(M)$""$V(Ru)$"
      "units""1""1"
      "values" 2 items ],
        2.7
        4.6
      
      "standard_uncertainties" 2 items ],
        0.1
        0.2
      
      "atlas" 2 keys }
        "uncertainty_reported"truetrue
        "reported_as""2.7(1)""4.6(2)"
      
    
     9 keys },
      "id""fnd:srlamgruo6.p21n.300k.iturbe2012.geometry#octahedron:MO6"
      "name""Octahedron MO6"
      "description"""
      "quantities""volume""average_bond""predicted_bond"
      "symbols""$volume$""$average_bond$""$predicted_bond$"
      "units""Å^3""Å""Å"
      "values" 3 items ],
        10.42
        1.99
        2.0995
      
      "standard_uncertainties" 3 items ],
        0.06
        0.06
        0.0
      
      "atlas" 2 keys }
        "uncertainty_reported"truetruefalse
        "reported_as""10.42(6)""1.99(6)""2.0995"
      
    
     9 keys }
      "id""fnd:srlamgruo6.p21n.300k.iturbe2012.geometry#octahedron:RuO6"
      "name""Octahedron RuO6"
      "description"""
      "quantities""volume""average_bond""predicted_bond"
      "symbols""$volume$""$average_bond$""$predicted_bond$"
      "units""Å^3""Å""Å"
      "values" 3 items ],
        10.51
        2.0
        1.9675
      
      "standard_uncertainties" 3 items ],
        0.05
        0.06
        0.0
      
      "atlas" 2 keys }
        "uncertainty_reported"truetruefalse
        "reported_as""10.51(5)""2.00(6)""1.9675"
      
    
  
  "measurands""bond lengths""bond angles""bond-valence sums"
  "source" 6 keys },
    "id""fnd:srlamgruo6.p21n.300k.iturbe2012.geometry#derivation"
    "name""Geometry derived from the refined structure"
    "description"""
    "model""Interatomic distances, angles and bond-valence sums computed from the refined coordinates and cell (as reported in the source document)"
    "influence_quantities"
    "input_quantities" 1 items ]
       9 keys }
        "id""str:srlamgruo6.p21n.300k.iturbe2012"
        "changelog" 1 items ],
           3 keys }
            "timestamp""2026-09-30T05:59:03+00:00"
            "user""perovskite-atlas/fer_export.py"
            "description""Refined structure. Generated from atlas records at git 98609f0."
          
        
        "description""Refined crystal structure of SrLaMgRuO6 at 300 K, P2_1/n"
        "correct"true
        "state" 1 items ],
           3 keys }
            "name""temperature"
            "description""conditions of the refined structure"
            "quantity_value" 9 keys }
              "id""str:srlamgruo6.p21n.300k.iturbe2012#T"
              "name""Temperature"
              "description""Temperature of the measurement as reported (uncertainty not reported)"
              "quantities""Temperature"
              "symbols""$T$"
              "units""K"
              "values" 1 items ],
                300.0
              
              "standard_uncertainties" 1 items ],
                0.0
              
              "atlas" 2 keys }
                "uncertainty_reported"false
                "reported_as""300"
              
            
          
        
        "results" 9 items ],
           9 keys },
            "id""str:srlamgruo6.p21n.300k.iturbe2012#cell"
            "name""Unit cell"
            "description""Cell parameters, space group P2_1/n (No. 14)"
            "quantities""a""b""c""alpha""beta""gamma"
            "symbols""$a$""$b$""$c$""$\\alpha$""$\\beta$""$\\gamma$"
            "units""Å""Å""Å""°""°""°"
            "values" 6 items ],
              5.583
              5.555
              7.871
              90.0
              90.04
              90.0
            
            "standard_uncertainties" 6 items ],
              0.001
              0.001
              0.003
              0.0
              0.07
              0.0
            
            "atlas" 2 keys }
              "uncertainty_reported"truetruetruefalsetruefalse
              "reported_as""5.583(1)""5.555(1)""7.871(3)""90""90.04(7)""90"
            
          
           9 keys },
            "id""str:srlamgruo6.p21n.300k.iturbe2012#volume"
            "name""Cell volume"
            "description"""
            "quantities""V"
            "symbols""$V$"
            "units""Å^3"
            "values" 1 items ],
              244.1
            
            "standard_uncertainties" 1 items ],
              0.1
            
            "atlas" 2 keys }
              "uncertainty_reported"true
              "reported_as""244.1(1)"
            
          
           9 keys },
            "id""str:srlamgruo6.p21n.300k.iturbe2012#atom:Ru"
            "name""Atom Ru (Ru, Wyckoff 2a)"
            "description""Fractional coordinates and isotropic displacement; occupancy 1"
            "quantities""x""y""z""B_iso"
            "symbols""$x$""$y$""$z$""$B_{\\mathrm{iso}}$"
            "units""1""1""1""Å^2"
            "values" 4 items ],
              0.0
              0.0
              0.0
              0.5
            
            "standard_uncertainties" 4 items ],
              0.0
              0.0
              0.0
              0.1
            
            "atlas" 2 keys }
              "uncertainty_reported"falsefalsefalsetrue
              "reported_as""0""0""0""0.5(1)"
            
          
           9 keys },
            "id""str:srlamgruo6.p21n.300k.iturbe2012#atom:Mg"
            "name""Atom Mg (Mg, Wyckoff 2b)"
            "description""Fractional coordinates and isotropic displacement; occupancy 1"
            "quantities""x""y""z""B_iso"
            "symbols""$x$""$y$""$z$""$B_{\\mathrm{iso}}$"
            "units""1""1""1""Å^2"
            "values" 4 items ],
              0.0
              0.0
              0.5
              0.5
            
            "standard_uncertainties" 4 items ],
              0.0
              0.0
              0.0
              0.1
            
            "atlas" 2 keys }
              "uncertainty_reported"falsefalsefalsetrue
              "reported_as""0""0""0.5""0.5(1)"
            
          
           9 keys },
            "id""str:srlamgruo6.p21n.300k.iturbe2012#atom:Sr/La"
            "name""Atom Sr/La (Sr, Wyckoff 4e)"
            "description""Fractional coordinates and isotropic displacement; occupancy 0.5/0.5"
            "quantities""x""y""z""B_iso"
            "symbols""$x$""$y$""$z$""$B_{\\mathrm{iso}}$"
            "units""1""1""1""Å^2"
            "values" 4 items ],
              -0.001
              0.487
              0.757
              1.0
            
            "standard_uncertainties" 4 items ],
              0.005
              0.004
              0.007
              0.2
            
            "atlas" 2 keys }
              "uncertainty_reported"truetruetruetrue
              "reported_as""-0.001(5)""0.487(4)""0.757(7)""1.0(2)"
            
          
           9 keys },
            "id""str:srlamgruo6.p21n.300k.iturbe2012#atom:O1"
            "name""Atom O1 (O, Wyckoff 4e)"
            "description""Fractional coordinates and isotropic displacement; occupancy 1"
            "quantities""x""y""z""B_iso"
            "symbols""$x$""$y$""$z$""$B_{\\mathrm{iso}}$"
            "units""1""1""1""Å^2"
            "values" 4 items ],
              -0.285
              0.216
              -0.027
              1.2
            
            "standard_uncertainties" 4 items ],
              0.007
              0.007
              0.005
              0.1
            
            "atlas" 2 keys }
              "uncertainty_reported"truetruetruetrue
              "reported_as""-0.285(7)""0.216(7)""-0.027(5)""1.2(1)"
            
          
           9 keys },
            "id""str:srlamgruo6.p21n.300k.iturbe2012#atom:O2"
            "name""Atom O2 (O, Wyckoff 4e)"
            "description""Fractional coordinates and isotropic displacement; occupancy 1"
            "quantities""x""y""z""B_iso"
            "symbols""$x$""$y$""$z$""$B_{\\mathrm{iso}}$"
            "units""1""1""1""Å^2"
            "values" 4 items ],
              -0.758
              0.252
              0.021
              1.2
            
            "standard_uncertainties" 4 items ],
              0.007
              0.007
              0.005
              0.1
            
            "atlas" 2 keys }
              "uncertainty_reported"truetruetruetrue
              "reported_as""-0.758(7)""0.252(7)""0.021(5)""1.2(1)"
            
          
           9 keys },
            "id""str:srlamgruo6.p21n.300k.iturbe2012#atom:O3"
            "name""Atom O3 (O, Wyckoff 4e)"
            "description""Fractional coordinates and isotropic displacement; occupancy 1"
            "quantities""x""y""z""B_iso"
            "symbols""$x$""$y$""$z$""$B_{\\mathrm{iso}}$"
            "units""1""1""1""Å^2"
            "values" 4 items ],
              0.068
              0.003
              0.746
              1.2
            
            "standard_uncertainties" 4 items ],
              0.005
              0.006
              0.007
              0.1
            
            "atlas" 2 keys }
              "uncertainty_reported"truetruetruetrue
              "reported_as""0.068(5)""0.003(6)""0.746(7)""1.2(1)"
            
          
           9 keys }
            "id""str:srlamgruo6.p21n.300k.iturbe2012#reliability"
            "name""Rietveld reliability factors"
            "description""As reported; no uncertainties"
            "quantities""r_p""r_wp""r_exp""r_bragg"
            "symbols""$R_p$""$R_{wp}$""$R_{exp}$""$R_{Bragg}$"
            "units""%""%""%""%"
            "values" 4 items ],
              3.77
              4.85
              13.01
              9.8
            
            "standard_uncertainties" 4 items ],
              0.0
              0.0
              0.0
              0.0
            
            "atlas" 2 keys }
              "uncertainty_reported"falsefalsefalsefalse
              "reported_as""3.77""4.85""13.01""9.8"
            
          
        
        "measurands""unit cell""atomic coordinates""displacement parameters"
        "source" 6 keys },
          "id""ref:srlamgruo6.p21n.300k.iturbe2012.all-modes"
          "name""Rietveld refinement (FullProf, symmetry-mode)"
          "description"""
          "model""Least-squares Rietveld refinement of the powder pattern; symmetry-mode parametrisation where method = symmetry-mode; variant all-modes"
          "influence_quantities" 1 items ],
             9 keys }
              "id""str:srlamgruo6.p21n.300k.iturbe2012#T"
              "name""Temperature"
              "description""Temperature of the measurement as reported (uncertainty not reported)"
              "quantities""Temperature"
              "symbols""$T$"
              "units""K"
              "values" 1 items ],
                300.0
              
              "standard_uncertainties" 1 items ],
                0.0
              
              "atlas" 2 keys }
                "uncertainty_reported"false
                "reported_as""300"
              
            
          
          "input_quantities" 1 items ]
             9 keys }
              "id""dat:srlamgruo6.iturbe2012.npd.rt"
              "changelog" 1 items ],
                 3 keys }
                  "timestamp""2026-09-30T05:59:03+00:00"
                  "user""perovskite-atlas/fer_export.py"
                  "description""Dataset stub. Generated from atlas records at git 98609f0."
                
              
              "description""NPD pattern of mat:srlamgruo6 at 300 K on D2B high-resolution neutron powder diffractometer (Institut Laue-Langevin, Grenoble)"
              "correct"true
              "state"
              "results"
              "measurands""diffraction pattern"
              "source" 6 keys },
                "id""ins:ill-d2b"
                "name""D2B high-resolution neutron powder diffractometer"
                "description"""
                "model""powder diffraction"
                "influence_quantities"
                "input_quantities"
              
              "atlas" 5 keys }
                "record_id""dat:srlamgruo6.iturbe2012.npd.rt"
                "status""published"
                "evidence" 1 items ],
                   4 keys }
                    "doc""doc:thesis-03"
                    "md_line"1517
                    "table""7.2"
                    "status""thesis-only"
                  
                
                "atlas_schema_version""0.1"
                "note""raw pattern not yet attached; results are empty by design until data rescue"
              
            
          
        
        "atlas" 5 keys }
          "record_id""str:srlamgruo6.p21n.300k.iturbe2012"
          "status""published"
          "evidence" 1 items ],
             4 keys }
              "doc""doc:thesis-03"
              "md_line"1517
              "table""7.2"
              "status""thesis-only"
            
          
          "atlas_schema_version""0.1"
          "refinement" 4 keys }
            "record_id""ref:srlamgruo6.p21n.300k.iturbe2012.all-modes"
            "status""published"
            "evidence" 1 items ],
               4 keys }
                "doc""doc:thesis-03"
                "md_line"1517
                "table""7.2"
                "status""thesis-only"
              
            
            "atlas_schema_version""0.1"
          
        
      
    
  
  "atlas" 4 keys }
    "record_id""fnd:srlamgruo6.p21n.300k.iturbe2012.geometry"
    "status""published"
    "evidence" 1 items ],
       5 keys }
        "doc""doc:thesis-03"
        "md_line"1542
        "table""7.3"
        "status""thesis-only"
        "cell" 1 keys }
          "col""SrLaMgRuO6"
        
      
    
    "atlas_schema_version""0.1"
  

id fnd:srlamgruo6.p21n.300k.iturbe2012.geometry · correct true · measurands bond lengths, bond angles, bond-valence sums

State

Temperature · Temperature of the measurement as reported (uncertainty not reported)

quantity symbol value u (standard) unit
Temperature T 300 0 K not reported

Results

Bond lengths

quantity symbol value u (standard) unit
M-O1(×2) d(M-O1(×2)) 1.99 0.04 Å
M-O2(×2) d(M-O2(×2)) 2.00 0.04 Å
M-O3(×2) d(M-O3(×2)) 1.97 0.06 Å
Ru-O1(×2) d(Ru-O1(×2)) 2.00 0.04 Å
Ru-O2(×2) d(Ru-O2(×2)) 1.95 0.04 Å
Ru-O3(×2) d(Ru-O3(×2)) 2.04 0.06 Å
O1-M-O2 d(O1-M-O2) 84.1 0.5 Å

Bond angles

quantity symbol value u (standard) unit
O1-M-O3 \angle(O1-M-O3) 91.0 0.5 °
O2-M-O3 \angle(O2-M-O3) 87.1 0.5 °
O1-Ru-O2 \angle(O1-Ru-O2) 97.4 0.5 °
O1-Ru-O3 \angle(O1-Ru-O3) 92.3 0.5 °
O2-Ru-O3 \angle(O2-Ru-O3) 87.0 0.5 °
M-O1-Ru \angle(M-O1-Ru) 160.1 0.6 °
M-O2-Ru \angle(M-O2-Ru) 170.1 0.7 °
M-O3-Ru \angle(M-O3-Ru) 158.1 0.4 °

Bond-valence sums

quantity symbol value u (standard) unit
M V(M) 2.7 0.1
Ru V(Ru) 4.6 0.2

Octahedron MO6

quantity symbol value u (standard) unit
volume volume 10.42 0.06 ų
average_bond average_bond 1.99 0.06 Å
predicted_bond predicted_bond 2.0995 0 Å not reported

Octahedron RuO6

quantity symbol value u (standard) unit
volume volume 10.51 0.05 ų
average_bond average_bond 2.00 0.06 Å
predicted_bond predicted_bond 1.9675 0 Å not reported

Source

Geometry derived from the refined structure · model: Interatomic distances, angles and bond-valence sums computed from the refined coordinates and cell (as reported in the source document)

Input quantities

str:srlamgruo6.p21n.300k.iturbe2012 · Refined crystal structure of SrLaMgRuO6 at 300 K, P2_1/n · own page

id str:srlamgruo6.p21n.300k.iturbe2012 · correct true · measurands unit cell, atomic coordinates, displacement parameters

State

Temperature · Temperature of the measurement as reported (uncertainty not reported)

quantity symbol value u (standard) unit
Temperature T 300 0 K not reported

Results

Unit cell · Cell parameters, space group P2_1/n (No. 14)

quantity symbol value u (standard) unit
a a 5.583 0.001 Å
b b 5.555 0.001 Å
c c 7.871 0.003 Å
alpha \alpha 90 0 ° not reported
beta \beta 90.04 0.07 °
gamma \gamma 90 0 ° not reported

Cell volume

quantity symbol value u (standard) unit
V V 244.1 0.1 ų

Atom Ru (Ru, Wyckoff 2a) · Fractional coordinates and isotropic displacement; occupancy 1

quantity symbol value u (standard) unit
x x 0 0 not reported
y y 0 0 not reported
z z 0 0 not reported
B_iso B_{\mathrm{iso}} 0.5 0.1 Ų

Atom Mg (Mg, Wyckoff 2b) · Fractional coordinates and isotropic displacement; occupancy 1

quantity symbol value u (standard) unit
x x 0 0 not reported
y y 0 0 not reported
z z 0.5 0 not reported
B_iso B_{\mathrm{iso}} 0.5 0.1 Ų

Atom Sr/La (Sr, Wyckoff 4e) · Fractional coordinates and isotropic displacement; occupancy 0.5/0.5

quantity symbol value u (standard) unit
x x -0.001 0.005
y y 0.487 0.004
z z 0.757 0.007
B_iso B_{\mathrm{iso}} 1.0 0.2 Ų

Atom O1 (O, Wyckoff 4e) · Fractional coordinates and isotropic displacement; occupancy 1

quantity symbol value u (standard) unit
x x -0.285 0.007
y y 0.216 0.007
z z -0.027 0.005
B_iso B_{\mathrm{iso}} 1.2 0.1 Ų

Atom O2 (O, Wyckoff 4e) · Fractional coordinates and isotropic displacement; occupancy 1

quantity symbol value u (standard) unit
x x -0.758 0.007
y y 0.252 0.007
z z 0.021 0.005
B_iso B_{\mathrm{iso}} 1.2 0.1 Ų

Atom O3 (O, Wyckoff 4e) · Fractional coordinates and isotropic displacement; occupancy 1

quantity symbol value u (standard) unit
x x 0.068 0.005
y y 0.003 0.006
z z 0.746 0.007
B_iso B_{\mathrm{iso}} 1.2 0.1 Ų

Rietveld reliability factors · As reported; no uncertainties

quantity symbol value u (standard) unit
r_p R_p 3.77 0 % not reported
r_wp R_{wp} 4.85 0 % not reported
r_exp R_{exp} 13.01 0 % not reported
r_bragg R_{Bragg} 9.8 0 % not reported

Source

Rietveld refinement (FullProf, symmetry-mode) · model: Least-squares Rietveld refinement of the powder pattern; symmetry-mode parametrisation where method = symmetry-mode; variant all-modes

Influence quantities

Temperature · Temperature of the measurement as reported (uncertainty not reported)

quantity symbol value u (standard) unit
Temperature T 300 0 K not reported

Input quantities

dat:srlamgruo6.iturbe2012.npd.rt · NPD pattern of mat:srlamgruo6 at 300 K on D2B high-resolution neutron powder diffractometer (Institut Laue-Langevin, Grenoble)

id dat:srlamgruo6.iturbe2012.npd.rt · correct true · measurands diffraction pattern

Results

Empty (no results attached yet).

Source

D2B high-resolution neutron powder diffractometer · model: powder diffraction

Changelog

timestamp user description
2026-09-30T05:59:03+00:00 perovskite-atlas/fer_export.py Dataset stub. Generated from atlas records at git 98609f0.

Changelog

timestamp user description
2026-09-30T05:59:03+00:00 perovskite-atlas/fer_export.py Refined structure. Generated from atlas records at git 98609f0.

Changelog

timestamp user description
2026-09-30T05:59:03+00:00 perovskite-atlas/fer_export.py Geometry. Generated from atlas records at git 98609f0.

Atlas extension

record fnd:srlamgruo6.p21n.300k.iturbe2012.geometry · status published