GaAs Solar Cell Using an Alternate Arsenic Source

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%.

2021 ◽  
Vol 15 (6) ◽  
pp. 2170024
Author(s):  
Yuxuan Zhang ◽  
Zhaoying Chen ◽  
Kaitian Zhang ◽  
Zixuan Feng ◽  
Hongping Zhao

ACS Nano ◽  
2020 ◽  
Author(s):  
Assael Cohen ◽  
Avinash Patsha ◽  
Pranab K. Mohapatra ◽  
Miri Kazes ◽  
Kamalakannan Ranganathan ◽  
...  

1997 ◽  
Vol 482 ◽  
Author(s):  
Z-Q. Fang ◽  
J. W. Hemsky ◽  
D. C. Look ◽  
M. P. Mack ◽  
R. J. Molnar ◽  
...  

AbstractA 1-MeV-electron-irradiation (EI) induced trap at Ec-0.18 eV is found in n-type GaN by deep level transient spectroscopy (DLTS) measurements on Schottky barrier diodes, fabricated on both metal-organic-chemical-vapor-deposition and hydride-vapor-phase-epitaxy material grown on sapphire. The 300-K carrier concentrations of the two materials are 2.3 × 1016 cm−3 and 1.3 × 1017 cm−3, respectively. Up to an irradiation dose of 1 × 1015 cm−2, the electron concentrations and pre-existing traps in the GaN layers are not significantly affected, while the EI-induced trap is produced at a rate of at least 0.2 cm−1. The DLTS peaks in the two materials are shifted slightly, possibly due to electric-field effects. Comparison with theory suggests that the defect is most likely associated with the N vacancy or Ga interstitial.


2021 ◽  
Vol 118 (16) ◽  
pp. 162109
Author(s):  
Esmat Farzana ◽  
Fikadu Alema ◽  
Wan Ying Ho ◽  
Akhil Mauze ◽  
Takeki Itoh ◽  
...  

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