Facile Access to NaOC≡As and Its Use as an Arsenic Source To Form Germylidenylarsinidene Complexes

2017 ◽  
Vol 129 (26) ◽  
pp. 7573-7577 ◽  
Author(s):  
Shenglai Yao ◽  
Yves Grossheim ◽  
Arseni Kostenko ◽  
Ernesto Ballestero-Martínez ◽  
Stefan Schutte ◽  
...  
Keyword(s):  
Author(s):  
Byung-Teak Lee

Grown-in dislocations in GaAs have been a major obstacle in utilizing this material for the potential electronic devices. Although it has been proposed in many reports that supersaturation of point defects can generate dislocation loops in growing crystals and can be a main formation mechanism of grown-in dislocations, there are very few reports on either the observation or the structural analysis of the stoichiometry-generated loops. In this work, dislocation loops in an arsenic-rich GaAs crystal have been studied by transmission electron microscopy.The single crystal with high arsenic concentration was grown using the Horizontal Bridgman method. The arsenic source temperature during the crystal growth was about 630°C whereas 617±1°C is normally believed to be optimum one to grow a stoichiometric compound. Samples with various orientations were prepared either by chemical thinning or ion milling and examined in both a JEOL JEM 200CX and a Siemens Elmiskop 102.


2017 ◽  
Vol 56 (26) ◽  
pp. 7465-7469 ◽  
Author(s):  
Shenglai Yao ◽  
Yves Grossheim ◽  
Arseni Kostenko ◽  
Ernesto Ballestero-Martínez ◽  
Stefan Schutte ◽  
...  
Keyword(s):  

1989 ◽  
Vol 145 ◽  
Author(s):  
V. S. Sundaram ◽  
J. E. Avery ◽  
G. R. Girard ◽  
H. E. Hager ◽  
A. G. Thompson ◽  
...  

AbstractUsing an alternate arsenic source, namely, Tertiary Butyl Arsine, a concentrator GaAs solar cell has been grown in a low pressure metal organic chemical vapor deposition reactor. Under 72 sun, air mass 1.5 illumination, the cell had an open circuit voltage of 1.1 V, a fill factor of 83% and an overall efficiency of 21%.


1994 ◽  
Vol 145 (1-4) ◽  
pp. 492-497 ◽  
Author(s):  
M. Sopanen ◽  
T. Koljonen ◽  
H. Lipsanen ◽  
T. Tuomi
Keyword(s):  

2011 ◽  
Vol 4 (10) ◽  
pp. 655-656 ◽  
Author(s):  
J.M. McArthur ◽  
P. Ravenscroft ◽  
O. Sracek
Keyword(s):  

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