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shiqiantao木蟲 (正式寫手)
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[求助]
已知ISCD pdf number:36-1481 La(OH)3 求CIF文件
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謝謝 還有就是我有個文獻(xiàn)上面La(OH)3的結(jié)構(gòu)沒有H的XYZ位置。求問建立模型的時候怎么辦。 謝謝! |

木蟲 (正式寫手)
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cif http://good.gd/2439783.htm cif文件里面包含所有結(jié)構(gòu)信息,每個原子的坐標(biāo)及占位率都會給出的 |

木蟲 (正式寫手)

鐵桿木蟲 (著名寫手)
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*data for ICSD #167480 Coll Code 167480 Rec Date 2011/02/01 Chem Name Lanthanum Trihydroxide Structured La (O H)3 Sum H3 La1 O3 ANX AX3 D(calc) 4.43 Title Localization of hydrogen atoms in rare earth metal trihydroxides R (O H)3 Author(s) Khidirov, I.;Om, V.T. Reference Physica Status Solidi, Sectio A: Applied Research (1993), 140, K59-K62 Unit Cell 6.529(6) 6.529(6) 3.852(3) 90. 90. 120. Vol 142.2 Z 2 Space Group P 63/m SG Number 176 Cryst Sys hexagonal Pearson hP14 Wyckoff h c R Value .0074 Red Cell P 3.852 6.529 6.529 120 90 90 142.203 Trans Red 0.000 0.000 1.000 / 1.000 0.000 0.000 / 0.000 1.000 0.000 Comments Neutron diffraction (powder) Rietveld profile refinement applied Structure type : UCl3 At least one temperature factor missing in the paper. Atom # OX SITE x y z SOF H La 1 +3 2 c 0.3333 0.6667 0.250 1. 0 O 1 -2 6 h 0.300(2) 0.385(2) 0.250 1. H H 1 +1 6 h 0.160(3) 0.288(4) 0.250 1. 0 Std. Notes Transformation Method: Tidy TRANS y,x,-z Std. Cell 6.529 6.529 3.852 90 90 120 Std. Vol. 142.2 Std. Z 2 Std. SG P63/M Std. Atom Atom # OX SITE x y z SOF La 1 +3 2 c .33333 .66667 .25 1. O 1 -2 6 h .08500 .38500 .25 1. H 1 +1 6 h .12800 .28800 .25 1. *end for ICSD #167480 |
鐵桿木蟲 (著名寫手)
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*data for ICSD #48122 Coll Code 48122 Rec Date 1984/12/31 Chem Name Lanthanum Hydride Oxide Structured La H O Sum H1 La1 O1 ANX AXY D(calc) 5.53 Title Etude structural de l'hydruro-oxyde La H O par diffraction des rayons X et par diffraction des neutrons Author(s) Malaman, B.;Brice, J.F. Reference Journal of Solid State Chemistry (1984), 53, 44-54 Unit Cell 8.074(1) 8.074(1) 5.739(1) 90. 90. 90. Vol 374.12 Z 8 Space Group P 4/n m m Z SG Number 129 Cryst Sys tetragonal Pearson tP24 Wyckoff i2 e c a R Value .11 Red Cell P 5.739 8.074 8.074 90 90 90 374.122 Trans Red 0.000 0.000 1.000 / 1.000 0.000 0.000 / 0.000 1.000 0.000 Comments The structure has been assigned a PDF number (calculated powder diffraction data): 01-077-1384 Temperature factors available X-ray diffraction from single crystal Atom # OX SITE x y z SOF H ITF(B) La 1 +3 2 a 0.75 0.25 0 1. 0 0.4 La 2 +3 2 c 0.25 0.25 0.959(2) 1. 0 0.4 La 3 +3 4 e 0 0 0.5 1. 0 0.4 O 1 -2 8 i 0.25 0.501(1) 0.747(3) 1. 0 0.4 H 1 -1 8 i 0.25 0.505(2) 0.268(8) 1. 0 0.4 Std. Notes Transformation Method: Tidy TRANS Origin 0 0 1/2 Std. Cell 8.074 8.074 5.739 90 90 90 Std. Vol. 374.12 Std. Z 8 Std. SG P4/NMMZ Std. Atom Atom # OX SITE x y z SOF La 1 +3 2 b .75 .25 .5 1. La 2 +3 2 c .25 .25 .45900 1. La 3 +3 4 d 0 0 0 1. O 1 -2 8 i .25 .50100 .24700 1. H 1 -1 8 i .25 .50500 .76800 1. *end for ICSD #48122 |
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