High-pressure in situ investigation of cubanite (CuFe2S3): Electronic structure

1994 ◽  
Vol 93 (1) ◽  
pp. 1511-1514
Author(s):  
Catherine A. McCammon
2008 ◽  
Vol 28 (3) ◽  
pp. 315-326 ◽  
Author(s):  
Bin Chen ◽  
Lili Gao ◽  
Kurt Leinenweber ◽  
Yanbin Wang ◽  
Takeshi Sanehira ◽  
...  

The Analyst ◽  
2015 ◽  
Vol 140 (3) ◽  
pp. 869-879 ◽  
Author(s):  
M. Champeau ◽  
J.-M. Thomassin ◽  
C. Jérôme ◽  
T. Tassaing

High pressure FTIR micro-spectroscopy to follow the kinetics of the drug loading during the supercritical CO2 assisted impregnation process.


2014 ◽  
Vol 41 ◽  
pp. 8-18 ◽  
Author(s):  
Erika Georget ◽  
Shobhna Kapoor ◽  
Roland Winter ◽  
Kai Reineke ◽  
Youye Song ◽  
...  

Author(s):  
S. Naka ◽  
R. Penelle ◽  
R. Valle

The in situ experimentation technique in HVEM seems to be particularly suitable to clarify the processes involved in recrystallization. The material under investigation was unidirectionally cold-rolled titanium of commercial purity. The problem was approached in two different ways. The three-dimensional analysis of textures was used to describe the texture evolution during the primary recrystallization. Observations of bulk-annealed specimens or thin foils annealed in the microscope were also made in order to provide information concerning the mechanisms involved in the formation of new grains. In contrast to the already published work on titanium, this investigation takes into consideration different values of the cold-work ratio, the temperature and the annealing time.Two different models are commonly used to explain the recrystallization textures i.e. the selective grain growth model (Beck) or the oriented nucleation model (Burgers). The three-dimensional analysis of both the rolling and recrystallization textures was performed to identify the mechanismsl involved in the recrystallization of titanium.


2020 ◽  
Author(s):  
Keishiro Yamashita ◽  
Kazuki Komatsu ◽  
Hiroyuki Kagi

An crystal-growth technique for single crystal x-ray structure analysis of high-pressure forms of hydrogen-bonded crystals is proposed. We used alcohol mixture (methanol: ethanol = 4:1 in volumetric ratio), which is a widely used pressure transmitting medium, inhibiting the nucleation and growth of unwanted crystals. In this paper, two kinds of single crystals which have not been obtained using a conventional experimental technique were obtained using this technique: ice VI at 1.99 GPa and MgCl<sub>2</sub>·7H<sub>2</sub>O at 2.50 GPa at room temperature. Here we first report the crystal structure of MgCl2·7H2O. This technique simultaneously meets the requirement of hydrostaticity for high-pressure experiments and has feasibility for further in-situ measurements.


2017 ◽  
Vol 72 (6) ◽  
pp. 355-364
Author(s):  
A. Kopp ◽  
T. Bernthaler ◽  
D. Schmid ◽  
G. Ketzer-Raichle ◽  
G. Schneider

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