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carrylom

金虫 (小有名气)

[求助] 金的各个晶面所对应的晶格间距 已有1人参与

急急急!我对纳米金做了选取电子衍射的表征,我要在上面标不同的晶面,现在我已经用软件量出晶格间距了,但是不知道分别对应哪个晶面,哪位大神有数据库之类的东西,就是晶格间距和晶面的对应,能否共享一下,谢谢了
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梁舟舟

木虫 (小有名气)

请问你查到金的各个晶面对应的晶格间距了么 可以分享一下么
天道酬勤
3楼2016-09-29 21:29:36
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xhtangxh

木虫 (著名写手)

有木有虫

【答案】应助回帖

★ ★ ★ ★ ★ ★ ★ ★ ★ ★
感谢参与,应助指数 +1
carrylom: 金币+10, ★★★★★最佳答案, 非常感谢 2015-10-07 13:46:39
Name and formula

Reference code:        00-004-0784

Mineral name:        Gold, syn
Compound name:        Gold

Empirical formula:        Au
Chemical formula:        Au


Crystallographic parameters

Crystal system:        Cubic
Space group:        Fm-3m
Space group number:        225

a (?):          4.0786
b (?):          4.0786
c (?):          4.0786
Alpha (°):         90.0000
Beta (°):         90.0000
Gamma (°):         90.0000

Calculated density (g/cm^3):         19.30
Measured density (g/cm^3):         19.30
Volume of cell (10^6 pm^3):         67.85
Z:          4.00

RIR:        -


Subfiles and quality

Subfiles:        Alloy, metal or intermetalic
        Common Phase
        Educational pattern
        Forensic
        Inorganic
        Mineral
        NBS pattern
Quality:        Star (S)

Comments

Color:        Yellow metallic  
Creation Date:        1970/1/1
Modification Date:        1970/1/1
Color:        Yellow metallic
Melting Point:        1061.6-1063.2
Sample Source or Locality:        Sample purified at NBS, Gaithersburg, Maryland, USA and is about 99.997% Au
Temperature of Data Collection:        Pattern taken at 26 C
Analysis:        Spectrographic analysis (%): Si 0.001, Ca 0.001, Ag 0.001(?). Opaque mineral optical data on specimen from unspecified locality: RR2Re=71.6, Disp.=16, VHN100=53-58, Color values=.384, .391, 72.7, Ref.: IMA Commission on Ore Microscopy QDF. Optical Data: B=0.366.



References

Primary reference:        Swanson, Tatge., Natl. Bur. Stand. (U.S.), Circ. 539, I, 33, (1953)
Optical data:        Winchell., Elements of Optical Mineralogy, 17

Peak list

No.    h    k    l      d [A]     2Theta[deg] I [%]   
  1    1    1    1      2.35500    38.185     100.0
  2    2    0    0      2.03900    44.393      52.0
  3    2    2    0      1.44200    64.578      32.0
  4    3    1    1      1.23000    77.549      36.0
  5    2    2    2      1.17740    81.724      12.0
  6    4    0    0      1.01960    98.137       6.0
  7    3    3    1      0.93580   110.802      23.0
  8    4    2    0      0.91200   115.264      22.0
  9    4    2    2      0.83250   135.423      23.0
2楼2015-10-07 10:17:17
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