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周嘯鐵桿木蟲 (著名寫手)
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[求助]
Hg2CuTi型結(jié)構(gòu)
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最近剛剛開始接觸第一性(還處于MS階段),看文獻(xiàn)時經(jīng)常會發(fā)現(xiàn)NiMn基合金的結(jié)構(gòu)為Hg2CuTi型,所以就想詳細(xì)了解下,但是在Mat Navi網(wǎng)站上搜不到,故來此求助各位。謝謝~~ 想要了解內(nèi)容:空間群(尤其是No.)、晶格常數(shù)及各原子占位 (fcc結(jié)構(gòu)) |

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木蟲之王 (文學(xué)泰斗)
至尊山羊
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*data for ICSD #102972 Coll Code 102972 Rec Date 2004/10/01 Mod Date 2007/08/01 Chem Name Copper Mercury Titanium (1/2/1) Structured Cu Hg2 Ti Sum Cu1 Hg2 Ti1 ANX NOP2 D(calc) 14.6 Title The crystal structure of Ti Cu Hg2 Author(s) Puselj, M.;Ban, Z. Reference Documenta Chemica Yugoslavica. Croatica Chemica Acta (1969), 41, 79-83 Unit Cell 6.155 6.155 6.155 90. 90. 90. Vol 233.18 Z 4 Space Group F -4 3 m SG Number 216 Cryst Sys cubic Pearson cF16 Wyckoff d c b a Red Cell F 4.352 4.352 4.352 60 60 60 58.294 Trans Red 0.500 0.500 0.000 / 0.000 0.500 0.500 / 0.500 0.000 0.500 Comments M.p. 473 K (incongruent), Cu,Ti may be interchanged AE: all rhombic dodecahedra (as for NaTl-type): Cu: Hg4+6 Ti4; Hg1: Cu6 Hg4 Ti4; Hg2: Cu4 Hg4 Ti6; Ti: Cu4 Hg4+6 Also Li2 Ag Sb-, Li2 Au Sn-, Li2 Ca Ge-, Li2 Mg Sn-, Li2 Al Rh-type The structure has been assigned a PDF number (calculated powder diffraction data): 01-071-7743 The structure has been assigned a PDF number (experimental powder diffraction data): 65-4045 Structure type prototype : CuHg2Ti Structure type : CuHg2Ti X-ray diffraction (powder) Unusual difference between calculated and measured density No R value given in the paper. At least one temperature factor missing in the paper. Atom # OX SITE x y z SOF H Cu 1 +0 4 b 0.5 0.5 0.5 1. 0 Hg 1 +0 4 a 0 0 0 1. 0 Hg 2 +0 4 d 0.75 0.75 0.75 1. 0 Ti 1 +0 4 c 0.25 0.25 0.25 1. 0 *end for ICSD #102972 |
金蟲 (正式寫手)

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