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liangl40

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专业: 无机纳米化学

[求助] 求助钨酸银三种晶型的晶体结构分别是什么谢谢已有2人参与

本人求助钨酸银三种晶型的晶体结构和晶体常数分别是什么？钨酸银的晶体结构 pdf卡片号 34-0061 和 33-1195 33-1197

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1楼 2014-03-28 09:45:24

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xhtangxh

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★ ★
感谢参与，应助指数 +1
liangl40: 金币+2 2014-03-29 16:52:17

Card Information
Names: alpha-Silver Tungsten Oxide
Formula: Ag2 W O4
PDF Number: 34-61
Quality: star
Subfiles: inorganic COR

Cell and Symmetry Information
System: orthorhombic Space Group: Pn2n    (no.  34)
a: 10.820 b: 12.017 c: 5.9003
Density (Dx): 8.028 Z: 8

Instrument Information
Radiation: CuKa1 Wavelength: 1.54060
Instrument(d): Guinier
Instrument(I): densitometer I type: unknown

Comments and Additional Information
Colour: Gray
Preparation: Compound was prepared by Van Denberg, A. and Juffermans, Delft University of Technology, Delft, Netherlands.
Preparation: Compound was precipitated from 1 molar Na2 W O4 and Ag N O3 solutions at pH=9 and 100 C.
General: Compound is likely to have preferred orientation.

Literature References
General: Visser, J., Technisch Physische Dienst,Delft, Netherlands. ICDD Grant-in-Aid          (1981)

Peak Data

PeakList
   h    k    l    d    I
   1    1    0 8.0500    45
   0    2    0 6.0200    5
   0    1    1 5.3000    40
   1    0    1 5.1800    16
   1    1    1 4.7600    1
   2    2    0 4.0200    3
   1    2    1 3.9280    1
   2    1    1 3.7830    1
   3    1    0 3.4540    3
   1    3    1 3.1660    2
   3    0    1 3.0800    5
   3    1    1 2.9810    12
   0    0    2 2.9500    65
   2    3    1 2.8260    100
   1    1    2 2.7700    1
   4    0    0 2.7050    40
   2    4    0 2.6250    3
   1    4    1 2.6000    5
   4    1    1 2.4070    5
   2    4    1 2.3990    2
   1    3    2 2.3210    1
   3    0    2 2.2840    1
   3    1    2 2.2440    1
   3    4    1 2.1510    4
   4    0    2 1.9940    50
   2    4    2 1.9622    5
   0    1    3 1.9415    1
   5    1    2 1.7270    1
   3    0    3 1.7270    1
   3    1    3 1.7090    1
   3    6    1 1.6778    40
   2    3    3 1.6778    40
   0    6    2 1.6566    14
   3    5    2 1.6566    14
   1    4    3 1.6264    1
   4    6    0 1.6094    10
   5    5    0 1.6094    10
   3    3    3 1.5849    25
   2    6    2 1.5849    25
   4    1    3 1.5767    1
   2    7    1 1.5767    1
   3    7    0 1.5500    2
   3    4    3 1.4974    2
   0    0    4 1.4749    8
   1    0    4 1.4616    1
   7    2    1 1.4508    1
   1    1    4 1.4508    1
   2    1    4 1.4130    18
   4    6    2 1.4130    18
   1    3    4 1.3726    3
   3    7    2 1.3726    3
   3    0    4 1.3650    1
   3    1    4 1.3569    1
   8    0    0 1.3526    2
   8    1    1 1.3105    1
   5    4    3 1.3105    1
   7    3    2 1.2952    10
   4    0    4 1.2952    10
   2    4    4 1.2858    1
   6    3    3 1.2615    14

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2楼2014-03-28 12:24:20

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xhtangxh

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Card Information
Names: beta-Silver Tungsten Oxide
Formula: Ag2 W O4
PDF Number: 33-1195
Quality: star
Subfiles: inorganic COR

Cell and Symmetry Information
System: hexagonal Space Group: P6    (no. 168)
a: 11.0925 c: 7.5424
Density (Dm): 7.900 Density (Dx): 7.663 Z: 8

Instrument Information
Radiation: CuKa1 Wavelength: 1.54060
Instrument(d): Guinier
Instrument(I): densitometer I type: unknown

Comments and Additional Information
Colour: Gray
Preparation: Compound was prepared by Van Denberg, A., Juffermans, Delft University of Technology, Delft, Netherlands.
Preparation: Compound was precipitated from 1 molar Na2 W O4 and Ag N O3 solutions at 0 C and pH=9.0.
General: Compound is stable below 190 C.

Literature References
General: Visser, J., Technisch Physische Dienst,Delft, Netherlands. ICDD Grant-in-Aid          (1981)

Peak Data

PeakList
   h    k    l    d    I
   0    1    1 5.9400    6
   1    1    0 5.5600    1
   0    2    0 4.8100    55
   0    2    1 4.0500    5
   0    0    2 3.7750    1
   1    2    0 3.6320    2
   1    2    1 3.2720    45
   0    2    2 2.9680    100
   0    3    1 2.9460    10
   2    2    0 2.7740    100
   1    3    0 2.6640    8
   2    2    1 2.6030    10
   0    0    3 2.5130    1
   1    3    1 2.5130    1
   0    1    3 2.4330    12
   0    4    0 2.4020    12
   1    1    3 2.2880    5
   0    4    1 2.2880    5
   2    2    2 2.2350    6
   0    2    3 2.2280    1
   1    3    2 2.1760    8
   2    3    1 2.1150    8
   1    4    0 2.0970    2
   1    2    3 2.0670    14
   0    4    2 2.0260    75
   1    4    1 2.0200    1
   0    3    3 1.9779    4
   0    0    4 1.8861    30
   2    2    3 1.8622    18
   0    5    1 1.8622    18
   1    3    3 1.8285    16
   2    4    0 1.8152    6
   2    4    1 1.7651    6
   0    2    4 1.7553    14
   1    5    0 1.7258    1
   1    5    1 1.6820    8
   2    3    3 1.6571    18
   2    4    2 1.6354    75
   1    4    3 1.6100    4
   0    6    0 1.6012    50
   1    5    2 1.5689    2
   2    2    4 1.5595    50
   3    4    1 1.5457    10
   0    0    5 1.5070    6
   2    5    1 1.5070    6
   0    1    5 1.4904    2
   3    3    3 1.4904    2
   0    4    4 1.4831    6
   2    4    3 1.4722    1
   1    6    0 1.4647    1
   3    4    2 1.4565    4
   1    1    5 1.4565    4
   0    2    5 1.4386    2
   1    6    1 1.4386    2
   1    2    5 1.3931    10
   4    4    0 1.3865    25
   0    7    0 1.3724    2
   1    6    2 1.3643    1
   0    3    5 1.3643    1
   0    6    3 1.3500    6
   0    7    1 1.3500    6
   2    6    0 1.3320    5
   1    3    5 1.3121    12
   2    5    3 1.3121    12
   2    4    4 1.3077    6
   0    7    2 1.2897    1
   0    4    5 1.2773    1
   1    5    4 1.2725    1
   1    7    0 1.2725    1
   1    6    3 1.2656    6
   2    6    2 1.2561    30
   0    0    6 1.2561    30

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3楼2014-03-28 12:25:16

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xhtangxh

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CMEI: 6
应助: 773 (博后)
金币: 17832.4
红花: 107
帖子: 2676
在线: 599.3小时
虫号: 428580
注册: 2007-08-04
专业: 催化化学

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Card Information
Names: gamma-Silver Tungsten Oxide
Formula: Ag2 W O4
PDF Number: 33-1197
Quality: star
Subfiles: inorganic COR

Cell and Symmetry Information
System: cubic Space Group: Fd-3m (no. 227)
a: 9.352
Density (Dx): 7.529 Z: 8

Instrument Information
Radiation: CuKa1 Wavelength: 1.54060
Instrument(d): Guinier
Instrument(I): densitometer I type: unknown

Comments and Additional Information
Colour: Gray
Preparation: Compound was prepared by Van Denberg, A., Juffermans, Delft University of Technology, Delft, Netherlands.
Preparation: Compound was precipitated from 0.5M Na2 W O4 and Ag N O3 solutions at pH=9 and 0 C.
Structure: gamma-Ag2 W O4 is stable below 260 C and has spinel type structure.

Literature References
General: Visser, J., Technisch Physische Dienst,Delft, Netherlands. ICDD Grant-in-Aid          (1981)

Peak Data

PeakList
   h    k    l    d    I
   1    1    1 5.4000    1
   0    2    2 3.3080    70
   1    1    3 2.8200    100
   2    2    2 2.6990    30
   0    0    4 2.3380    8
   2    2    4 1.9092    35
   1    1    5 1.8001    60
   0    4    4 1.6533    60
   0    2    6 1.4785    14
   3    3    5 1.4262    25
   2    2    6 1.4100    12
   2    4    6 1.2498    20
   3    5    5 1.2172    40

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4楼2014-03-28 12:26:13

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