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wangpei8982銀蟲 (正式寫手)
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[求助]
MS GdBO3 建模求助 關(guān)于分?jǐn)?shù)占據(jù) 急,謝謝了!
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GdBO3建模之后就是不運(yùn)行 添加原子是提示原子間距小于1.0,求高人指點(diǎn)能夠幫我建立這個(gè)模型 ,順利優(yōu)化,不勝感激! *data for ICSD #27934 Coll Code 27934 Rec Date 1980/01/01 Mod Date 1987/11/05 Chem Name Gadolinium Borate Structured Gd B O3 Sum B1 Gd1 O3 ANX ABX3 D(calc) 6.31 Title Crystal structur:0of yttrium and othe:0rare-earth borates Author(s) Newnham, R.E.;Redman, M.J.;Santoro, R.P. Reference Journal of the American Ceramic Society (1963), 46, 253-256 Unit Cell 3.839 3.839 8.906 90. 90. 120. Vol 113.67 Z 2 Space Group P 63/m m c SG Number 194 Cryst Sys hexagonal Pearson hP10 Wyckoff h2 f a Red Cell P 3.839 3.839 8.906 90 90 120 113.671 Trans Red 1.000 0.000 0.000 / 0.000 1.000 0.000 / 0.000 0.000 1.000 Comments Disordered model!, ordered arrangement is also possible Total SOF on at least one site differs from unity (SOF < 0.997 resp. SOF > 1.003) The structure has been assigned a PDF number (calculated powder diffraction data): 01-074-1932 Structure type : YBO3 X-ray diffraction (powder) No R value given in the paper. At least one temperature factor missing in the paper. Atom # OX SITE x y z SOF H Gd 1 +3 2 a 0 0 0 1. 0 B 1 +3 6 h 0.232 0.464 0.25 0.3333 0 O 1 -2 6 h 0.029 0.058 0.25 0.3333 0 O 2 -2 4 f 0.3333 0.6667 0.119 1. 0 *end for ICSD #27934 |
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