Thermal expansion and high temperature structure evolution of zoisite by single-crystal X-ray and neutron diffraction

2011 ◽  
Vol 39 (1) ◽  
pp. 27-45 ◽  
Author(s):  
Fernando Cámara ◽  
G. Diego Gatta ◽  
Martin Meven ◽  
Daria Pasqual
2015 ◽  
Vol 44 (36) ◽  
pp. 16036-16044 ◽  
Author(s):  
Emily Reynolds ◽  
Gordon J. Thorogood ◽  
Maxim Avdeev ◽  
Helen E. A. Brand ◽  
Qinfen Gu ◽  
...  

High temperature synchrotron X-ray and neutron diffraction powder diffraction studies of the uranium perovskites Ba2CaUO6and BaSrCaUO6reveal unusual phase transition behavior associated with the progressive loss of cooperative octahedral tilting.


2012 ◽  
Vol 51 (3) ◽  
pp. 1269-1277 ◽  
Author(s):  
Shahid P. Shafi ◽  
Bradley C. Hernden ◽  
Lachlan M. D. Cranswick ◽  
Thomas C. Hansen ◽  
Mario Bieringer

1983 ◽  
Vol 52 (4) ◽  
pp. 1255-1260 ◽  
Author(s):  
Shoji Kashida ◽  
Koichi Sano ◽  
Toshiro Fukumoto ◽  
Hiroyuki Kaga ◽  
Masahiro Mori

2015 ◽  
Vol 41 (9) ◽  
pp. 11091-11096 ◽  
Author(s):  
Chen Liu ◽  
Xianyu Meng ◽  
Xinghong Zhang ◽  
Changqing Hong ◽  
Jiecai Han ◽  
...  

1986 ◽  
Vol 50 (357) ◽  
pp. 511-515 ◽  
Author(s):  
Mitsuyoshi Kimata

AbstractTwo compounds with the chemical composition Ca2.32Mn0.68Si2.00O7 were synthesized from a molten carbonating silicate with the melilite composition. The synthetic samples were subsequently characterized by X-ray powder diffraction, IR absorption and EPMA, and they proved to be the anhydrous phases isomorphous with kilchoanite Ca3Si2O7 and åkermanite Ca2MgSi2O7 respectively, and to be polymorphous with each other. Their crystallochemical properties suggest that Mn-åkermanite is a high-temperature structure type of Mn-kilchoanite. Substitution of Mn2+ with an intermediate ionic radius between those of Mg2+ and Ca2+ cations establishes the polymorphic relationship between åkermanite Ca2MgSi2O7 and kilchoanite Ca3Si2O7.


2001 ◽  
Vol 328 (1-2) ◽  
pp. 264-271 ◽  
Author(s):  
L Vasylechko ◽  
D Savytskii ◽  
A Matkovski ◽  
M Berkowski ◽  
M Knapp ◽  
...  

ChemInform ◽  
2012 ◽  
Vol 43 (16) ◽  
pp. no-no
Author(s):  
Shahid P. Shafi ◽  
Bradley C. Hernden ◽  
Lachlan M. D. Cranswick ◽  
Thomas C. Hansen ◽  
Mario Bieringer

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