scholarly journals Crystal structure and high temperature X-ray diffraction study of thermoelectric chimney-ladder FeGe (γ ≈ 1.52)

2020 ◽  
Vol 846 ◽  
pp. 155696
Author(s):  
Sylvain Le Tonquesse ◽  
Christopher Hassam ◽  
Yuichi Michiue ◽  
Yoshitaka Matsushita ◽  
Mathieu Pasturel ◽  
...  
2018 ◽  
Vol 18 (6) ◽  
pp. 3558-3568 ◽  
Author(s):  
Jennifer T. J. Freitas ◽  
Cristiane C. de Melo ◽  
Olímpia M. M. S. Viana ◽  
Fabio F. Ferreira ◽  
Antonio C. Doriguetto

1971 ◽  
Vol 4 (4) ◽  
pp. 293-297 ◽  
Author(s):  
C. J. Toussaint

A crystallographic study of the system Ni2+ 1−2x Ni3+ x Li+ x O has been carried out. The crystal structure of the material in the range 0≤x≤0.4 at room temperature and up to 1000°C has been studied. The principal coefficients of thermal expansion and the phase diagram are given. The structural rhombohedral → face-centred cubic transition temperature of NiO has been determined.


2017 ◽  
Vol 111 (6) ◽  
pp. 843-851
Author(s):  
Andrey A. Zolotarev ◽  
Elena S. Zhitova ◽  
Faina A. Gabdrakhmanova ◽  
Maria G. Krzhizhanovskaya ◽  
Anatoly A. Zolotarev ◽  
...  

2021 ◽  
Vol 861 ◽  
pp. 158562
Author(s):  
A.S. Rogachev ◽  
D.Yu. Kovalev ◽  
N.A. Kochetov ◽  
A.S. Shchukin ◽  
S.G. Vadchenko

2019 ◽  
Vol 74 (4) ◽  
pp. 357-363
Author(s):  
Daniela Vitzthum ◽  
Hubert Huppertz

AbstractThe mixed cation triel borate Ga4In4B15O33(OH)3 was synthesized in a Walker-type multianvil apparatus at high-pressure/high-temperature conditions of 12.5 GPa and 1300°C. Although the product could not be reproduced in further experiments, its crystal structure could be reliably determined via single-crystal X-ray diffraction data. Ga4In4B15O33(OH)3 crystallizes in the tetragonal space group I41/a (origin choice 2) with the lattice parameters a = 11.382(2), c = 15.244(2) Å, and V = 1974.9(4) Å3. The structure of the quaternary triel borate consists of a complex network of BO4 tetrahedra, edge-sharing InO6 octahedra in dinuclear units, and very dense edge-sharing GaO6 octahedra in tetranuclear units.


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