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gyliu
Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)
- CMEI: 1
- Ó¦Öú: 335 (´óѧÉú)
- ½ð±Ò: 16537.7
- É¢½ð: 9
- ºì»¨: 128
- Ìû×Ó: 3257
- ÔÚÏß: 512.8Сʱ
- ³æºÅ: 327449
- ×¢²á: 2007-03-19
- ÐÔ±ð: GG
- רҵ: Äý¾Û̬ÎïÐÔI:½á¹¹¡¢Á¦Ñ§ºÍ
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*data for ICSD #6102 Coll Code 6102 Rec Date 1980/01/01 Mod Date 2005/10/01 Chem Name Barium Titanate Structured Ba (Ti O3) Sum Ba1 O3 Ti1 ANX ABX3 D(calc) 6.04 Title Strucure of rhomboedral ferroelectric barium titanate Author(s) Hewat, A.W. Reference Ferroelectrics (1974), 6, 215-218 Phase Transition (1992), 38, 127-220 Unit Cell 4.001 4.001 4.001 89.85 89.85 89.85 Vol 64.05 Z 1 Space Group R 3 m R SG Number 160 Cryst Sys trigonal/rhombohedral Pearson hR5 Wyckoff b a2 R Value .0186 Red Cell RR 4.001 4.001 4.001 89.85 89.85 89.85 64.047 Trans Red 1.000 0.000 0.000 / 0.000 1.000 0.000 / 0.000 0.000 1.000 Comments Stable below 183 K (2nd ref., Tomaszewski) Hexagonal setting: 5.651, 6.948 The structure has been assigned a PDF number (experimental powder diffraction data): 85-368 Structure type : FeBiO3 X-ray diffraction from single crystal At least one temperature factor is implausible or meaningless but agrees with the value given in the paper. Atom # OX SITE x y z SOF H ITF(B) Ba 1 +2 1 a 0.013(3) 0.013(3) 0.013(3) 1. 0 0.26 Ti 1 +4 1 a 0.5 0.5 0.5 1. 0 0.1 O 1 -2 3 b 0.524(2) 0.524(2) 0.031(2) 1. 0 0.25 *end for ICSD #6102 |
2Â¥2009-03-04 16:07:47
gyliu
Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)
- CMEI: 1
- Ó¦Öú: 335 (´óѧÉú)
- ½ð±Ò: 16537.7
- É¢½ð: 9
- ºì»¨: 128
- Ìû×Ó: 3257
- ÔÚÏß: 512.8Сʱ
- ³æºÅ: 327449
- ×¢²á: 2007-03-19
- ÐÔ±ð: GG
- רҵ: Äý¾Û̬ÎïÐÔI:½á¹¹¡¢Á¦Ñ§ºÍ
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muzi1984(½ð±Ò+8,VIP+0):ÎÄÏ×Öл¹ÓÐpmºÍcm¿Õ¼äȺ£¬ÄÜ·ñÔÙ²éһϣ¬Ð»Ð» 3-4 19:26
muzi1984(½ð±Ò+8,VIP+0):ÎÄÏ×Öл¹ÓÐpmºÍcm¿Õ¼äȺ£¬ÄÜ·ñÔÙ²éһϣ¬Ð»Ð» 3-4 19:26
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*data for ICSD #23759 Coll Code 23759 Rec Date 1980/01/01 Mod Date 1988/01/20 Chem Name Barium Titanium Oxide Structured Ba Ti O3 Sum Ba1 O3 Ti1 ANX ABX3 D(calc) 6.02 Title X-ray and Neutron Diffraction Study of Tetragonal Barium Titanate Author(s) Harada, J.;Pedersen, T.;Barnea, Z. Reference Acta Crystallographica A (24,1968-38,1982) (1970), 26, 336-344 Unit Cell 3.9945 3.9945 4.0335 90. 90. 90. Vol 64.36 Z 1 Space Group P 4 m m SG Number 99 Cryst Sys tetragonal Pearson tP5 Wyckoff c b2 a R Value .026 Red Cell P 3.994 3.994 4.033 90 90 90 64.359 Trans Red 1.000 0.000 0.000 / 0.000 1.000 0.000 / 0.000 0.000 1.000 Comments Neutron diffraction (single crystal) The structure has been assigned a PDF number (calculated powder diffraction data): 01-073-1283 Structure type : PbTiO3 At least one temperature factor is implausible or meaningless but agrees with the value given in the paper. Atom # OX SITE x y z SOF H Ba 1 +2 1 a 0 0 0 1. 0 Ti 1 +4 1 b 0.5 0.5 0.5135 1. 0 O 1 -2 1 b 0.5 0.5 -.0250(4) 1. 0 O 2 -2 2 c 0.5 0 0.4850(3) 1. 0 Lbl Type B11 B22 B33 B12 B13 B23 Ba1 Ba2+ 0.53(6) 0.53(6) 0.34(4) 0 0 0 Ti1 Ti4+ 0.27(6) 0.27(6) 0.33(4) 0 0 0 O1 O2- 0.57(6) 0.56(1) 0.32(3) 0 0 0 O2 O2- 0.67(1) 0.67(1) 0.33(3) 0 0 0 *end for ICSD #23759 |
3Â¥2009-03-04 16:08:43
gyliu
Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)
- CMEI: 1
- Ó¦Öú: 335 (´óѧÉú)
- ½ð±Ò: 16537.7
- É¢½ð: 9
- ºì»¨: 128
- Ìû×Ó: 3257
- ÔÚÏß: 512.8Сʱ
- ³æºÅ: 327449
- ×¢²á: 2007-03-19
- ÐÔ±ð: GG
- רҵ: Äý¾Û̬ÎïÐÔI:½á¹¹¡¢Á¦Ñ§ºÍ
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*data for ICSD #154346 Coll Code 154346 Rec Date 2007/04/01 Chem Name Barium Titanate Structured Ba (Ti O3) Sum Ba1 O3 Ti1 ANX ABX3 D(calc) 6.16 Title Phase transitions in Ba Ti O3: a high-pressure neutron diffraction study Author(s) Hayward, S.A.;Redfern, S.A.T.;Stone, H.J.;Tucker, M.G.;Whittle, K.R.;Marshall, W.G. Reference Zeitschrift fuer Kristallographie (149,1979-) (2005), 220, 735-739 Unit Cell 3.9594(6) 5.6266(10) 5.6435(10) 90. 90. 90. Vol 125.73 Z 2 Space Group A m m 2 SG Number 38 Cryst Sys orthorhombic Pearson oS10 Wyckoff e b2 a Red Cell A 3.959 3.984 3.984 90.171 90 89.999 62.863 Trans Red 1.000 0.000 0.000 / 0.000 0.500 -0.500 / 0.000 0.500 0.500 Comments Neutron diffraction (powder) Pressure in MPa: 3200 Rietveld profile refinement applied Temperature in Kelvin: 165 No R value given in the paper. Atom # OX SITE x y z SOF H Ba 1 +2 2 a 0. 0. 0. 1. 0 Ti 1 +4 2 b 0.5 0.5 0.515(5) 1. 0 O 1 -2 2 b 0.5 0.5 0.009(7) 1. 0 O 2 -2 4 e 0.5 0.264(2) 0.248(8) 1. 0 *end for ICSD #154346 |
4Â¥2009-03-04 16:10:00
gyliu
Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)
- CMEI: 1
- Ó¦Öú: 335 (´óѧÉú)
- ½ð±Ò: 16537.7
- É¢½ð: 9
- ºì»¨: 128
- Ìû×Ó: 3257
- ÔÚÏß: 512.8Сʱ
- ³æºÅ: 327449
- ×¢²á: 2007-03-19
- ÐÔ±ð: GG
- רҵ: Äý¾Û̬ÎïÐÔI:½á¹¹¡¢Á¦Ñ§ºÍ
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muzi1984(½ð±Ò+2,VIP+0):xixie 4-11 23:02
muzi1984(½ð±Ò+2,VIP+0):xixie 4-11 23:02
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*data for ICSD #55221 Coll Code 55221 Rec Date 2005/10/01 Chem Name Barium Titanate - H, Intermediate Phase Structured Ba (Ti O3) Sum Ba1 O3 Ti1 ANX ABX3 D(calc) 5.88 Title Refinement of the crystal structural parameters of the intermediate phase of h-(Ba Ti O3) using convergent-beam electron diffraction Author(s) Ogata, Y.;Tsuda, K.;Akishige, Y.;Tanaka, M. Reference Acta Crystallographica A (39,1983-) (2004), 60, 525-531 Solid State Communications (1988), 65, 621-624 Unit Cell 5.727 9.890 13.942 90 90 90 Vol 789.68 Z 12 Space Group C 2 2 21 SG Number 20 Cryst Sys orthorhombic Pearson oS60 Wyckoff c6 b2 a Red Cell C 5.714 5.714 13.942 90 89.999 119.852 394.838 Trans Red 0.500 -0.500 0.000 / 0.500 0.500 0.000 / 0.000 0.000 1.000 Comments Cell paramaters from ref. 2 (Akishige et al.) Electron diffraction (single crystal) The structure has been assigned a PDF number (calculated powder diffraction data): 01-073-7688 Temperature in Kelvin: 90 No R value given in the paper. At least one temperature factor is implausible or meaningless but agrees with the value given in the paper. Atom # OX SITE x y z SOF H ITF(B) Ba 1 +2 4 b 0. 0.0004(3) 0.250 1. 0 0.17(1) Ba 2 +2 8 c 0.0095(5) 0.3338(1) 0.0964(1) 1. 0 0.25(1) Ti 1 +4 4 a 0.0206(7) 0. 0. 1. 0 0.23(4) Ti 2 +4 8 c 0.0155(1) 0.3326(2) 0.8459(7) 1. 0 0.26(4) O 1 -2 4 b 0. 0.5145(4) 0.250 1. 0 0.42(7) O 2 -2 8 c 0.7739(30) 0.7402(40) 0.2547(37) 1. 0 0.43(6) O 3 -2 8 c 0.0048(11) 0.8318(9) 0.0804(18) 1. 0 0.57(17) O 4 -2 8 c 0.7510(7) 0.5799(7) 0.0759(5) 1. 0 0.60(13) O 5 -2 8 c 0.2486(19) 0.5843(12) 0.0796(22) 1. 0 0.55(15) *end for ICSD #55221 |
5Â¥2009-03-04 16:10:36
gyliu
Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)
- CMEI: 1
- Ó¦Öú: 335 (´óѧÉú)
- ½ð±Ò: 16537.7
- É¢½ð: 9
- ºì»¨: 128
- Ìû×Ó: 3257
- ÔÚÏß: 512.8Сʱ
- ³æºÅ: 327449
- ×¢²á: 2007-03-19
- ÐÔ±ð: GG
- רҵ: Äý¾Û̬ÎïÐÔI:½á¹¹¡¢Á¦Ñ§ºÍ
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*data for ICSD #66482 Coll Code 66482 Rec Date 1994/01/19 Mod Date 2006/04/01 Chem Name Barium Titanate Structured Ba (Ti O3) Sum Ba1 O3 Ti1 ANX ABX3 D(calc) 6.03 Title X-ray diffraction study of orthorhombic barium titanate Author(s) Zeng, L.;Jiang, Y. Reference Beijing Gongye Daxue Xuebao (1991), 17, 32-37 Golden Book of Phase Transitions, Wroclaw (2002), 1, 1-123 Unit Cell 3.98 4.01 4.02 90. 90. 90. Vol 64.16 Z 1 Space Group P 2 m m SG Number 25 Cryst Sys orthorhombic Pearson oP5 Wyckoff h2 g c a R Value .031 Red Cell P 3.98 4.01 4.02 90 90 90 64.158 Trans Red 1.000 0.000 0.000 / 0.000 1.000 0.000 / 0.000 0.000 1.000 Comments Angles given in the paper: alpha, gamma=90.1 Stable from 183 to 273 K (2nd ref., Tomaszewski), 373-403 K: P4mm The structure has been assigned a PDF number (calculated powder diffraction data): 01-079-1482 Temperature in Kelvin: 235 X-ray diffraction from single crystal Atom # OX SITE x y z SOF H ITF(B) Ba 1 +2 1 a 0 0 0 1. 0 1.739(23) Ti 1 +4 2 h 0.509(3) 0.5 0.509(3) 0.5 0 1.479(50) O 1 -2 1 c 0.479(17) 0.5 0 1. 0 1.79(17) O 2 -2 2 g 0.487(10) 0 0.487(10) 0.5 0 1.74(22) O 3 -2 2 h 0 0.5 0.476(5) 0.5 0 1.25(21) *end for ICSD #66482 |
6Â¥2009-03-04 16:11:09
gyliu
Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)
- CMEI: 1
- Ó¦Öú: 335 (´óѧÉú)
- ½ð±Ò: 16537.7
- É¢½ð: 9
- ºì»¨: 128
- Ìû×Ó: 3257
- ÔÚÏß: 512.8Сʱ
- ³æºÅ: 327449
- ×¢²á: 2007-03-19
- ÐÔ±ð: GG
- רҵ: Äý¾Û̬ÎïÐÔI:½á¹¹¡¢Á¦Ñ§ºÍ
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*data for ICSD #67519 Coll Code 67519 Rec Date 1993/08/22 Chem Name Barium Titanate Structured Ba (Ti O3) Sum Ba1 O3 Ti1 ANX ABX3 D(calc) 6.02 Title Structural Parameters and Electron Difference density in BaTiO3 Author(s) Buttner, R.H.;Maslen, E.N. Reference Acta Crystallographica B (39,1983-) (1992), 48, 764-769 Unit Cell 3.9998(8) 3.9998(28) 4.0180(8) 90. 90. 90. Vol 64.28 Z 1 Space Group P 4/m m m SG Number 123 Cryst Sys tetragonal Pearson tP5 Wyckoff e d c a R Value .013 Red Cell P 3.999 3.999 4.018 90 90 90 64.282 Trans Red 1.000 0.000 0.000 / 0.000 1.000 0.000 / 0.000 0.000 1.000 Comments Electron structure calculation The structure has been assigned a PDF number (calculated powder diffraction data): 01-079-2264 Structure type : BaTiO3(tet) X-ray diffraction from single crystal Atom # OX SITE x y z SOF H Ba 1 +2 1 a 0 0 0 1. 0 Ti 1 +4 1 d 0.5 0.5 0.5 1. 0 O 1 -2 1 c 0.5 0.5 0 1. 0 O 2 -2 2 e 0.5 0 0.5 1. 0 Lbl Type U11 U22 U33 U12 U13 U23 Ba1 Ba2+ 0.00525(6) 0.00525(6) 0.00594(10) 0 0 0 Ti1 Ti4+ 0.00837(14) 0.00837(14) 0.00965(31) 0 0 0 O1 O2- 0.00695(51) 0.00695(51) 0.0092(12) 0 0 0 O2 O2- 0.00680(47) 0.00649(56) 0.00785(53) 0 0 0 *end for ICSD #67519 |
7Â¥2009-03-04 16:12:47
gyliu
Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)
- CMEI: 1
- Ó¦Öú: 335 (´óѧÉú)
- ½ð±Ò: 16537.7
- É¢½ð: 9
- ºì»¨: 128
- Ìû×Ó: 3257
- ÔÚÏß: 512.8Сʱ
- ³æºÅ: 327449
- ×¢²á: 2007-03-19
- ÐÔ±ð: GG
- רҵ: Äý¾Û̬ÎïÐÔI:½á¹¹¡¢Á¦Ñ§ºÍ
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*data for ICSD #75240 Coll Code 75240 Rec Date 1995/10/17 Mod Date 2007/08/01 Chem Name Barium Titanate - Ht Structured Ba (Ti O3) Sum Ba1 O3 Ti1 ANX ABX3 D(calc) 5.86 Title Refinement of hexagonal Ba Ti O3 Author(s) Akimoto, J.;Gotoh, Y.;Oosawa, Y. Reference Acta Crystallographica C (39,1983-) (1994), 50, 160-161 Gerlands Beitraaege zur Geophysik (2002), 1, 1-123 Unit Cell 5.7238(7) 5.7238(7) 13.9649(7) 90. 90. 120. Vol 396.22 Z 6 Space Group P 63/m m c SG Number 194 Cryst Sys hexagonal Pearson hP30 Wyckoff k h f2 b a R Value .037 Red Cell P 5.723 5.723 13.964 90 90 120 396.221 Trans Red 1.000 0.000 0.000 / 0.000 1.000 0.000 / 0.000 0.000 1.000 Comments Stable above 222 K, 74-222 K: C2221 (2nd ref.) The structure has been assigned a PDF number (calculated powder diffraction data): 01-082-1175 The structure has been assigned a PDF number (experimental powder diffraction data): 8-372 Temperature in Kelvin: 296 Structure type : BaTiO3-2H X-ray diffraction from single crystal Atom # OX SITE x y z SOF H Ba 1 +2 2 b 0 0 0.25 1. 0 Ba 2 +2 4 f 0.3333 0.6667 0.09671(5) 1. 0 Ti 1 +4 2 a 0 0 0 1. 0 Ti 2 +4 4 f 0.3333 0.6667 0.84633(14) 1. 0 O 1 -2 6 h 0.5185(6) 0.0370(12) 0.25 1. 0 O 2 -2 12 k 0.8349(6) 0.6698(12) 0.0802(2) 1. 0 Lbl Type Beta11 Beta22 Beta33 Beta12 Beta13 Beta23 Ba1 Ba2+ 0.0042(2) 0.0042(2) 0.00059(3) 0.0021(1) 0 0 Ba2 Ba2+ 0.0045(1) 0.0045(1) 0.00086(2) 0.0022(1) 0 0 Ti1 Ti4+ 0.0073(6) 0.0073(6) 0.00075(9) 0.0037(3) 0 0 Ti2 Ti4+ 0.0065(4) 0.0065(4) 0.00075(7) 0.0032(2) 0 0 O1 O2- 0.0098(19) 0.0008(19) 0.0008(2) 0.0004(9) 0 0 O2 O2- 0.0080(11) 0.0047(13) 0.0008(1) 0.0023(6) 0.0001(2) 0.0002(4) *end for ICSD #75240 |
8Â¥2009-03-04 16:13:20
gyliu
Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)
- CMEI: 1
- Ó¦Öú: 335 (´óѧÉú)
- ½ð±Ò: 16537.7
- É¢½ð: 9
- ºì»¨: 128
- Ìû×Ó: 3257
- ÔÚÏß: 512.8Сʱ
- ³æºÅ: 327449
- ×¢²á: 2007-03-19
- ÐÔ±ð: GG
- רҵ: Äý¾Û̬ÎïÐÔI:½á¹¹¡¢Á¦Ñ§ºÍ
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*data for ICSD #154344 Coll Code 154344 Rec Date 2007/04/01 Chem Name Barium Titanate Structured Ba (Ti O3) Sum Ba1 O3 Ti1 ANX ABX3 D(calc) 6.17 Title Phase transitions in Ba Ti O3: a high-pressure neutron diffraction study Author(s) Hayward, S.A.;Redfern, S.A.T.;Stone, H.J.;Tucker, M.G.;Whittle, K.R.;Marshall, W.G. Reference Zeitschrift fuer Kristallographie (149,1979-) (2005), 220, 735-739 Unit Cell 3.9732(2) 3.9732(2) 3.9732(2) 90. 90. 90. Vol 62.72 Z 1 Space Group P m -3 m SG Number 221 Cryst Sys cubic Pearson cP5 Wyckoff c b a Red Cell P 3.973 3.973 3.973 90 90 90 62.722 Trans Red 1.000 0.000 0.000 / 0.000 1.000 0.000 / 0.000 0.000 1.000 Comments Neutron diffraction (powder) Pressure in MPa: 3200 Rietveld profile refinement applied Temperature in Kelvin: 298 Structure type : CaTiO3 No R value given in the paper. Atom # OX SITE x y z SOF H Ba 1 +2 1 a 0. 0. 0. 1. 0 Ti 1 +4 1 b 0.5 0.5 0.5 1. 0 O 1 -2 3 c 0.5 0.5 0. 1. 0 *end for ICSD #154344 |
9Â¥2009-03-04 16:14:12
gyliu
Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)
- CMEI: 1
- Ó¦Öú: 335 (´óѧÉú)
- ½ð±Ò: 16537.7
- É¢½ð: 9
- ºì»¨: 128
- Ìû×Ó: 3257
- ÔÚÏß: 512.8Сʱ
- ³æºÅ: 327449
- ×¢²á: 2007-03-19
- ÐÔ±ð: GG
- רҵ: Äý¾Û̬ÎïÐÔI:½á¹¹¡¢Á¦Ñ§ºÍ
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*data for ICSD #73633 Coll Code 73633 Rec Date 1994/06/30 Mod Date 2005/10/01 Chem Name Barium Titanate Structured Ba (Ti O3) Sum Ba1 O3 Ti1 ANX ABX3 D(calc) 6.03 Title Structures of the ferroelectric phases of barium titanate Author(s) Kwei, G.H.;Lawson, A.C.Jr.;Billinge, S.J.L.;Cheong, S.-W. Reference Journal of Physical Chemistry (1993), 97, 2368-2377 Unit Cell 4.00385(25) 4.00385(25) 4.00385(25) 89.843(1) 89.843(1) 89.843(1) Vol 64.18 Z 1 Space Group R 3 m R SG Number 160 Cryst Sys trigonal/rhombohedral Pearson hR5 Wyckoff b a2 R Value .037 Red Cell RR 4.003 4.003 4.003 89.843 89.843 89.843 64.187 Trans Red 1.000 0.000 0.000 / 0.000 1.000 0.000 / 0.000 0.000 1.000 Comments Hexagonal setting: 5.6544, 6.9530 Neutron diffraction (powder) The structure has been assigned a PDF number (calculated powder diffraction data): 01-085-1795 Rietveld profile refinement applied Temperature in Kelvin: 130 Structure type : FeBiO3 At least one temperature factor is implausible or meaningless but agrees with the value given in the paper. Atom # OX SITE x y z SOF H Ba 1 +2 1 a 0 0 0 1. 0 Ti 1 +4 1 a 0.4853(4) 0.4853(4) 0.4853(4) 1. 0 O 1 -2 3 b 0.5088(4) 0.5088(4) 0.0185(2) 1. 0 Lbl Type U11 U22 U33 U12 U13 U23 Ba1 Ba2+ -.0005(1) -.0005(1) -.0005(1) -.0047(1) -.0047(1) -.0047(1) Ti1 Ti4+ 0.0019(3) 0.0019(3) 0.0019(3) -.0009(3) -.0009(3) -.0009(3) O1 O2- 0.0038(2) 0.0038(2) 0.0006(3) 0.0004(4) 0.0013(2) 0.0013(2) *end for ICSD #73633 |
10Â¥2009-03-04 16:15:05















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