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【求助】求助六方晶系TbPO4的.cif文件
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數(shù)據(jù)庫只有四方的,你看看是不是這個參數(shù) *data for ICSD #29315 Coll Code 29315 Rec Date 1980/01/01 Mod Date 2004/04/01 Chem Name Terbium Phosphate(V) Structured Tb (P O4) Sum O4 P1 Tb1 ANX ABX4 Min Name Xenotime-(Tb) D(calc) 5.77 Title Caracteristiques cristallographiques, proprietes et structure magnetiques de Tb P O4 dans la gamme 1.5 K - 300 K Author(s) Coing-Boyat, J.;Sayetat, F.;Apostolov, A. Reference Journal de Physique (Paris) (1975), 36, 1165-1174 Phase Transition (1992), 38, 127-220 Unit Cell 6.9423(1) 6.9423(1) 6.0640(3) 90. 90. 90. Vol 292.26 Z 4 Space Group I 41/a m d S SG Number 141 Cryst Sys tetragonal Pearson tI24 Wyckoff h b a R Value .04 Red Cell I 5.769 5.769 5.769 106.030 106.030 116.597 146.129 Trans Red -0.500 0.500 0.500 / 0.500 -0.500 0.500 / 0.500 0.500 -0.500 Comments Zircon structure type, small monoclinic distortion below 6 K Stable above 2 K (2nd ref., Tomaszewski), below monoclinic Magnetic structure available in fulltext Compound with mineral name: Xenotime-(Tb) Neutron diffraction (powder) The structure has been assigned a PDF number (calculated powder diffraction data): 01-075-0615 The structure has been assigned a PDF number (experimental powder diffraction data): 32-1292 Temperature in Kelvin: 4.2 Temperature factors available Structure type : ZrSiO4 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) Tb 1 +3 4 a 0 0 0 1. 0 0.1 P 1 +5 4 b 0 0 0.5 1. 0 0. O 1 -2 16 h 0 0.1739(9) 0.3435(6) 1. 0 0.13 Std. Notes Transformation Method: Tidy REMARK Transformed from non-centrosymmetric setting.--> I 41/a m d TRANS Origin 0 3/4 1/8 Std. Cell 6.9423 6.9423 6.0640 90 90 90 Std. Vol. 292.26 Std. Z 4 Std. SG I41/AMDZ Std. Atom Atom # OX SITE x y z SOF Tb 1 +3 4 a 0 .75 .125 1. P 1 +5 4 b 0 .25 .375 1. O 1 -2 16 h 0 .07610 .21850 1. *end for ICSD #29315 *data for ICSD #29315 Coll Code 29315 Rec Date 1980/01/01 Mod Date 2004/04/01 Chem Name Terbium Phosphate(V) Structured Tb (P O4) Sum O4 P1 Tb1 ANX ABX4 Min Name Xenotime-(Tb) D(calc) 5.77 Title Caracteristiques cristallographiques, proprietes et structure magnetiques de Tb P O4 dans la gamme 1.5 K - 300 K Author(s) Coing-Boyat, J.;Sayetat, F.;Apostolov, A. Reference Journal de Physique (Paris) (1975), 36, 1165-1174 Phase Transition (1992), 38, 127-220 Unit Cell 6.9423(1) 6.9423(1) 6.0640(3) 90. 90. 90. Vol 292.26 Z 4 Space Group I 41/a m d S SG Number 141 Cryst Sys tetragonal Pearson tI24 Wyckoff h b a R Value .04 Red Cell I 5.769 5.769 5.769 106.030 106.030 116.597 146.129 Trans Red -0.500 0.500 0.500 / 0.500 -0.500 0.500 / 0.500 0.500 -0.500 Comments Zircon structure type, small monoclinic distortion below 6 K Stable above 2 K (2nd ref., Tomaszewski), below monoclinic Magnetic structure available in fulltext Compound with mineral name: Xenotime-(Tb) Neutron diffraction (powder) The structure has been assigned a PDF number (calculated powder diffraction data): 01-075-0615 The structure has been assigned a PDF number (experimental powder diffraction data): 32-1292 Temperature in Kelvin: 4.2 Temperature factors available Structure type : ZrSiO4 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) Tb 1 +3 4 a 0 0 0 1. 0 0.1 P 1 +5 4 b 0 0 0.5 1. 0 0. O 1 -2 16 h 0 0.1739(9) 0.3435(6) 1. 0 0.13 Std. Notes Transformation Method: Tidy REMARK Transformed from non-centrosymmetric setting.--> I 41/a m d TRANS Origin 0 3/4 1/8 Std. Cell 6.9423 6.9423 6.0640 90 90 90 Std. Vol. 292.26 Std. Z 4 Std. SG I41/AMDZ Std. Atom Atom # OX SITE x y z SOF Tb 1 +3 4 a 0 .75 .125 1. P 1 +5 4 b 0 .25 .375 1. O 1 -2 16 h 0 .07610 .21850 1. *end for ICSD #29315 |







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