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科研小记 | XRD标准卡片 PDF#00-005-0727、PDF#00-006-0676和#00-051-0939
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PDF#00-005-0727(RDB):质标=空白(B);d=德拜仪(114.6mm);I=胶片/目测
Cobalt
Co
射线=FeKa 波长=1.9373 滤波法=MnO2
校准= 2θ=41.684-98.737 I/Ic(K值)=
文献: Hofer, Peebles.
J. Am. Chem. Soc., v69 p897(1947)
六方晶系-粉末衍射,P63/mmc(194) Z=2
晶胞: 2.5031×2.5031×4.0605 <90.0×90.0x120.0> P.S=hP2.00
密度(计算)=8.883 密度(测量)= 分子量=58.93 体积=22.03 F(10)=9.8(0.102,10/0)
文献: 出处同上
强峰线: 1.91/X 1.07/8 1.25/8 1.15/8 1.05/6 2.02/6 1.08/2 2.17/2
General Comments: Mixtures normally coexist and pure cubic specimens can be retained at room temperature.
The transition is martensitic with Ms=388 C Troiano, Tokich, Trans.
AIME, 175 728 (1948).
Structures: Cobalt has a face-centered cubic (Cu type) structure ($GB form) above 450 C and a closed-packed hexagonal structure ($GA form) stable at room temperature.
Unit Cell: Reference reports: a=2.507, c=4.07.
Unit Cell Data Source: Powder Diffraction.
2θ d(埃) I(f) ( h k l) θ 1/(2d) 2π/d n^2
41.684 2.1650 20.0 ( 1 0 0) 20.842 0.2309 2.9022
44.763 2.0230 60.0 ( 0 0 2) 22.381 0.2472 3.1059
47.569 1.9100 100.0 ( 1 0 1) 23.784 0.2618 3.2896
62.728 1.4800 1.0 ( 1 0 2) 31.364 0.3378 4.2454
75.940 1.2520 80.0 ( 1 1 0) 37.970 0.3994 5.0185
84.197 1.1490 80.0 ( 1 0 3) 42.098 0.4352 5.4684
90.622 1.0835 20.0 ( 2 0 0) 45.311 0.4615 5.7990
92.540 1.0660 80.0 ( 1 1 2) 46.270 0.4690 5.8942
94.736 1.0470 60.0 ( 2 0 1) 47.368 0.4776 6.0011
98.737 1.0150 20.0 ( 0 0 4) 49.368 0.4926 6.1903
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PDF#00-006-0676(RDB)(作废相):质标=可疑(O);d=(未知);I=胶片/目测
Chromium Iron Nickel Molybdenum
Cr – Fe – Ni – Mo
射线=CoKa 波长=1.7902 滤波法=
校准= 2θ=37.884-110.801 I/Ic(K值)=
文献: Andrews.
Nature (London), v164 p1015(1949)
立方晶系-(未知) Z=
晶胞: 8.878×8.878×8.878 <90.0×90.0x90.0> P.S=c??
密度(计算)= 密度(测量)= 分子量=262.48 体积=699.75 F(21)=9.5(0.029,77/0)
文献: 出处同上
强峰线: 2.09/X 1.21/8 1.05/7 0.94/7 1.13/5 1.89/5 1.44/4 1.28/4
Deleted Or Rejected By: Delete: Weissmann September 2, 1961.
General Comments: Sigma and ”C6 M23” phases are also present.
Composition of the chi phase is close to that of sigma.
Sample Preparation: Extracted electrolytically from ”Cr”-”Mo”-”Ni” steel.
2θ d(埃) I(f) ( h k l) θ 1/(2d) 2π/d n^2
37.884 2.3730 20.0 ( 3 2 1) 18.942 0.2107 2.6478 14
40.624 2.2190 10.0 ( 4 0 0) 20.312 0.2253 2.8315 16
43.211 2.0920 100.0 ( 4 1 1) 21.605 0.2390 3.0034 18
45.667 1.9850 40.0 ( 4 2 0) 22.834 0.2519 3.1653 20
48.023 1.8930 50.0 ( 3 3 2) 24.011 0.2641 3.3192 22
50.285 1.8130 30.0 ( 4 2 2) 25.143 0.2758 3.4656 24
52.487 1.7420 40.0 ( 5 1 0) 26.244 0.2870 3.6069 26
64.678 1.4400 40.0 ( 6 1 1) 32.339 0.3472 4.3633 38
73.862 1.2820 40.0 ( 4 4 4) 36.931 0.3900 4.9011 48
75.656 1.2560 30.0 ( 7 1 0) 37.828 0.3981 5.0025 50
79.235 1.2080 80.0 ( 7 2 1) 39.618 0.4139 5.2013 54
86.234 1.1270 50.0 ( 7 3 2) 43.117 0.4437 5.5751 62
89.619 1.0930 20.0 ( 8 1 1) 44.810 0.4575 5.7486 66
91.432 1.0760 20.0 ( 8 2 0) 45.716 0.4647 5.8394 68
94.855 1.0460 70.0 ( 8 2 2) 47.427 0.4780 6.0069 72
96.561 1.0320 40.0 ( 8 3 1) 48.280 0.4845 6.0884 74
100.075 1.0050 30.0 ( 7 5 2) 50.037 0.4975 6.2519 78
101.813 0.9925 10.0 ( 8 4 0) 50.906 0.5038 6.3307 80
103.570 0.9804 20.0 ( 9 1 0) 51.785 0.5100 6.4088 82
108.979 0.9463 20.0 ( 6 6 4) 54.489 0.5284 6.6397 88
110.801 0.9358 70.0 ( 9 3 0) 55.400 0.5343 6.7142 90
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PDF#00-051-0939(RDB):质标=星印(S);d=衍射仪;I=衍射仪
Unnamed mineral, syn (NR)(Tungsten Carbide)
W C Black
射线=CuKa1 波长=1.5406 滤波法=Ni
校准=内部(Si) 2θ=31.512-117.302 I/Ic(K值)=14.9
文献: Mayo, W., H&M Analytical Services, Inc., Allentown, NJ, USA.
ICDD Grant-in-Aid(1999)
六方晶系-(未知),P-6m2(187) Z=1
晶胞: 2.90631×2.90631×2.83754 <90.0×90.0x120.0> P.S=hP2.00
密度(计算)=15.669 密度(测量)= 分子量=195.86 体积=20.76 F(14)=333.3(0.0030,14/0)
文献: Metcalfe, A.
J. Inst. Met., v73 p591(1947)
强峰线: 2.52/X 1.88/8 2.84/5 1.29/2 1.24/1 1.45/1 1.15/1 0.90/1
Additional Patterns: See PDF 01-072-0097 and 01-073-0471.
To replace 00-025-1047.
Analysis: Chemical analysis (wt.%): ”C” 6.153, ”V” 0.08, ”Ca” <0.01.
Color: Black.
Melting Point: 3098 K.
Physical property: Tc=10 K.
Sample Source or Locality: Commercial source – Cerac (T-1173).
Described as a mineral from Mengyin, Shadong and Danba, Sichuan, China.
Zianhong, Z., Guojie, Y., Zhaohni, L., Acta Mineral.
Sinica, 6 344-349 (1986).
2θ d(埃) I(f) ( h k l) θ 1/(2d) 2π/d n^2
31.512 2.8368 47.0 ( 0 0 1) 15.756 0.1763 2.2149
35.642 2.5170 100.0 ( 1 0 0) 17.821 0.1987 2.4963
48.297 1.8829 83.0 ( 1 0 1) 24.148 0.2655 3.3370
64.024 1.4531 13.0 ( 1 1 0) 32.012 0.3441 4.3239
65.757 1.4190 4.0 ( 0 0 2) 32.879 0.3524 4.4281
73.106 1.2934 16.0 ( 1 1 1) 36.553 0.3866 4.8579
75.479 1.2585 7.0 ( 2 0 0) 37.740 0.3973 4.9926
77.101 1.2360 13.0 ( 1 0 2) 38.550 0.4045 5.0834
84.070 1.1504 10.0 ( 2 0 1) 42.035 0.4346 5.4617
98.716 1.0152 7.0 ( 1 1 2) 49.358 0.4925 6.1894
108.137 0.9513 5.0 ( 2 1 0) 54.069 0.5256 6.6048
109.066 0.9458 1.0 ( 0 0 3) 54.533 0.5287 6.6433
109.807 0.9415 5.0 ( 2 0 2) 54.904 0.5311 6.6738
117.302 0.9020 9.0 ( 2 1 1) 58.651 0.5543 6.9661
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