scholarly journals X-ray Diffraction Techniques for Structural Determination of Amorphous Materials

2006 ◽  
Author(s):  
C Saw ◽  
T Lian ◽  
S Day ◽  
J Farmer
Hyomen Kagaku ◽  
2016 ◽  
Vol 37 (9) ◽  
pp. 429-434 ◽  
Author(s):  
Ryohei TSURUTA ◽  
Yuta MIZUNO ◽  
Takuya HOSOKAI ◽  
Tomoyuki KOGANEZAWA ◽  
Hisao ISHII ◽  
...  

2021 ◽  
Author(s):  
Zhehao Huang ◽  
Tom Willhammar ◽  
Xiaodong Zou

Three-dimensional electron diffraction is a powerful tool for accurate structure determination of zeolite, MOF, and COF crystals that are too small for X-ray diffraction. By revealing the structural details, the properties of the materials can be understood, and new materials and applications can be designed.


1987 ◽  
Vol 105 ◽  
Author(s):  
Zenon Bochyński

AbstractTill now the only effective method of direct determination of structural parameters has been X-ray diffraction structural analysis. This method applied to crystalline materials has proved a great success and applied to noncrystalline substances like for example inorganic glasses, is becoming more and more successful.Beginning with the W. Ostwald proposition /1913/ carried out by W. Friedrich /1913/ and P. Debye /1915/ through the papers by B.E. Warren et al. /1934–1942/ or by E.A. Poray-Koshits et al. /1934–1942/ till the most recently published papers devoted to structural studies of noncrystalline /amorphous/ materials we follow a significant progress in technology and methodology of these studies.The resulting significant improvement to the accuracy of results yields much more accurate structural models of non-crystalline materials.


1989 ◽  
Vol 32 (2) ◽  
pp. 171-177 ◽  
Author(s):  
M.P. Da Silva ◽  
A.A. Bernussi ◽  
G.M. Gualberto

1989 ◽  
Vol 42 (7) ◽  
pp. 1155 ◽  
Author(s):  
J Baldas ◽  
SF Colmanet

The crystal structure of [AsPh4] [TcOCl4] (1) has been determined by X-ray diffraction. Crystals are tetragonal, space group P4/n, a 12.664(1), c 7.822(1) � , Z = 2. Refinement based on 912 data measured with Cu Ka radiation converged with R 0.059. The structure consists of discrete [AsPh4]+ cations and [TcOCl4]- anions with the technetium atom in a square-pyramidal environment. In contrast to an earlier structural determination of the [TcOCl]-anion in [N(PPh3)2] [TcOCl4], the [TcOCl4]-anion in (1) possesses ideal symmetry. The Tc =O bond length is 1.593(8) � with Tc -CI 2.309(2) �.


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