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【答案】应助回帖
感谢参与,应助指数 +1
*data for ICSD #80110
Coll Code 80110
Rec Date 1996/10/14
Chem Name Barium Sodium Borate
Structured Ba Na (B O3)
Sum B1 Ba1 Na1 O3
ANX ABCX3
D(calc) 4.49
Title Ba Na B O3
Author(s) Tu, J.-M.;Keszler, D.A.
Reference Acta Crystallographica C (39,1983-)
(1995), 51, 1962-1964
Unit Cell 9.561(2) 5.557(2) 6.179(2) 90. 98.85(2) 90.
Vol 324.38
Z 4
Space Group C 1 2/m 1
SG Number 12
Cryst Sys monoclinic
Pearson mS24
Wyckoff j i3 c a
R Value .033
Red Cell C 5.529 5.529 6.179 82.356 82.356 60.331 162.192
Trans Red -0.500 0.500 0.000 / -0.500 -0.500 0.000 / 0.000 0.000 1.000
Comments The structure has been assigned a PDF number (calculated
powder diffraction data): 01-083-0998
Temperature in Kelvin: 296
X-ray diffraction from single crystal
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
Ba 1 +2 4 i 0.6666(7) 0 0.7436(1) 1. 0
Na 1 +1 2 a 0 0 0 1. 0
Na 2 +1 2 c 0 0 0.5 1. 0
O 1 -2 4 i 0.7977(7) 0 0.178(1) 1. 0
O 2 -2 8 j 0.6023(5) 0.213(1) 0.291(1) 1. 0
B 1 +3 4 i 0.668(1) 0 0.257(2) 1. 0
Lbl Type U11 U22 U33 U12 U13 U23
Ba1 Ba2+ 0.0109(3) 0.0115(3) 0.0111(3) 0 0.0018(2) 0
Na1 Na1+ 0.016(3) 0.014(3) 0.023(3) 0 0.005(2) 0
Na2 Na1+ 0.022(3) 0.007(3) 0.026(3) 0 0.007(3) 0
O1 O2- 0.013(3) 0.013(4) 0.013(3) 0 0.005(3) 0
O2 O2- 0.018(2) 0.013(3) 0.029(3) 0.001(2) 0.010(2) 0.005(2)
B1 B3+ 0.012(4) 0.010(5) 0.000(4) 0 -.008(3) 0
*end for ICSD #80110 |
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