Influence of extreme conditions on the formation and structures of caesium uranium(vi) arsenates

2015 ◽  
Vol 44 (47) ◽  
pp. 20735-20744 ◽  
Author(s):  
Na Yu ◽  
Philip Kegler ◽  
Vladislav V. Klepov ◽  
Jakob Dellen ◽  
Hartmut Schlenz ◽  
...  

A new family of uranium(vi) arsenates was obtained under extreme conditions of pressure and temperature. The high pressure phases demonstrate significant differences in chemical compositions and structural properties.

2020 ◽  
Vol 6 (3) ◽  
pp. 176-179
Author(s):  
Christoph Drobek ◽  
Janine Waletzko ◽  
Michael Dau ◽  
Bernhard Frerich ◽  
Volker Weißmann ◽  
...  

AbstractHydrostatic high-pressure technology (HHD) devitalizes tissue quickly and gently, without negatively affecting the structural properties. HHD-treated tissues must be cleaned from devitalized cells. A partially automated, gentle, reproducible and timesaving rinsing test setup utilizing ultrasound is demonstrated in this study. The test setup is used to clean HHD-treated bone allografts of tissue residues and prevent microbiological contamination. A rinsing procedure is investigated. Residual DNA content determination is utilized to analyze cleaned bone allograft tissue for rinsing procedure evaluation.


Author(s):  
Linfei Yang ◽  
Jianjun Jiang ◽  
Lidong Dai ◽  
Haiying Hu ◽  
Meiling Hong ◽  
...  

The vibrational, electrical and structural properties of Ga2S3 were explored by Raman spectroscopy, EC measurements, HRTEM and First-principles theoretical calculations under different pressure environments up to 36.4 GPa.


2002 ◽  
Vol 22 (2) ◽  
pp. 343-347 ◽  
Author(s):  
M. Oehzelt ◽  
K. Weinmeier ◽  
G. Heimel ◽  
P. Puschnig ◽  
R. Resel ◽  
...  

2021 ◽  
pp. 309-362
Author(s):  
Vladimir Z. Kresin ◽  
Sergei G. Ovchinnikov ◽  
Stuart A. Wolf

This chapter describes the properties of a number of interesting superconducting materials. The study of phonon-mediated superconductors, such as A-15 materials and MgB2, flourished after the discovery of the high-Tc hydrides. At present, this family displays, under high pressure, record values of Tc close to room temperature. Other interesting systems, such as pnictides, heavy fermions, and ruthenates, with their peculiar interplay of superconductivity and magnetism, are also described. Fe-based superconductors, which were recently discovered, have relatively high Tc at ambient pressure. They display a two-gap energy spectrum. Pairing in intercalated nitrides is mainly provided by acoustic plasmons. Tungsten oxides represent a new family of oxides containing elements other than copper; they form filamentary structures. A special class is formed by topological superconductors; usually their properties are caused by odd-parity pairing. The presence of the states inside of the energy gap make these superconductors similar to topological insulators.


2020 ◽  
Vol 318 ◽  
pp. 113984
Author(s):  
Yanmei Ma ◽  
Ruihong Li ◽  
Yingying Wang ◽  
Fangfei Li ◽  
Guangtao Liu ◽  
...  

CrystEngComm ◽  
2019 ◽  
Vol 21 (30) ◽  
pp. 4437-4443 ◽  
Author(s):  
Martin R. Ward ◽  
Iain D. H. Oswald

Antisolvent addition at high pressure (0.8 GPa) allows crystallization and recovery to ambient pressures of metastable form II paracetamol.


2014 ◽  
Vol 77 ◽  
pp. 60-67 ◽  
Author(s):  
J. Kamarád ◽  
F. Albertini ◽  
Z. Arnold ◽  
S. Fabbrici ◽  
J. Kaštil

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