A. G. Unil Perera
A. G. Unil Perera
Regent's Professor of Physics, Georgia State University
Verified email at gsu.edu - Homepage
Cited by
Cited by
Characteristics of a tunneling quantum-dot infrared photodetector operating at room temperature
P Bhattacharya, XH Su, S Chakrabarti, G Ariyawansa, AGU Perera
Applied Physics Letters 86 (19), 191106, 2005
Semiconductors and semimetals
D Long, JL Schmit
Volume 5, 234, 1970
High-temperature operation of InAs-GaAs quantum-dot infrared photodetectors with large responsivity and detectivity
S Chakrabarti, AD Stiff-Roberts, P Bhattacharya, S Gunapala, S Bandara, ...
IEEE Photonics Technology Letters 16 (5), 1361-1363, 2004
Absorption, carrier lifetime, and gain in InAs-GaAs quantum-dot infrared photodetectors
B Kochman, AD Stiff-Roberts, S Chakrabarti, JD Phillips, S Krishna, ...
IEEE Journal of Quantum Electronics 39 (3), 459-467, 2003
High-performance mid-infrared quantum dot infrared photodetectors
S Chakrabarti, AD Stiff-Roberts, XH Su, P Bhattacharya, G Ariyawansa, ...
Journal of Physics D: Applied Physics 38 (13), 2135, 2005
Three-color and InAs/InGaAs quantum-dots-in-a-well detector
S Krishna, S Raghavan, G Von Winckel, A Stintz, G Ariyawansa, ...
Applied Physics Letters 83 (14), 2745-2747, 2003
Negative capacitance of GaAs homojunction far-infrared detectors
AGU Perera, WZ Shen, M Ershov, HC Liu, M Buchanan, WJ Schaff
Applied Physics Letters 74 (21), 3167-3169, 1999
Homojunction internal photoemission far‐infrared detectors: photoresponse performance analysis
AGU Perera, HX Yuan, MH Francombe
Journal of applied physics 77 (2), 915-924, 1995
A resonant tunneling quantum-dot infrared photodetector
X Su, S Chakrabarti, P Bhattacharya, G Ariyawansa, AGU Perera
IEEE journal of quantum electronics 41 (7), 974-979, 2005
Characteristics of a multicolor InGaAs-GaAs quantum-dot infrared photodetector
S Chakrabarti, XH Su, P Bhattacharya, G Ariyawansa, AGU Perera
IEEE Photonics technology letters 17 (1), 178-180, 2004
ultraviolet/infrared dual-band detector
G Ariyawansa, MBM Rinzan, M Alevli, M Strassburg, N Dietz, AGU Perera, ...
Applied physics letters 89 (9), 091113, 2006
Design and optimization of heterojunction infrared detectors
DG Esaev, MBM Rinzan, SG Matsik, AGU Perera
Journal of Applied Physics 96 (8), 4588-4597, 2004
Terahertz detection with tunneling quantum dot intersublevel photodetector
XH Su, J Yang, P Bhattacharya, G Ariyawansa, AGU Perera
Applied physics letters 89 (3), 031117, 2006
Investigation of strain in self-assembled multilayer InAs/GaAs quantum dot heterostructures
S Adhikary, N Halder, S Chakrabarti, S Majumdar, SK Ray, M Herrera, ...
Journal of crystal growth 312 (5), 724-729, 2010
High-performance, long-wave (∼10.2 μm) InGaAs/GaAs quantum dot infrared photodetector with quaternary In0.21Al0.21Ga0.58As capping
S Chakrabarti, S Adhikary, N Halder, Y Aytac, AGU Perera
Applied Physics Letters 99 (18), 181102, 2011
GaAs/AlGaAs quantum well photodetectors with a cutoff wavelength at 28 m
AGU Perera, WZ Shen, SG Matsik, HC Liu, M Buchanan, WJ Schaff
Applied physics letters 72 (13), 1596-1598, 1998
A quantum ring terahertz detector with resonant tunnel barriers
G Huang, W Guo, P Bhattacharya, G Ariyawansa, AGU Perera
Applied Physics Letters 94 (10), 101115, 2009
Bias effects in high performance GaAs homojunction far-infrared detectors
WZ Shen, AGU Perera, HC Liu, M Buchanan, WJ Schaff
Applied physics letters 71 (18), 2677-2679, 1997
Uncooled infrared detectors for and beyond
PVV Jayaweera, SG Matsik, AGU Perera, HC Liu, M Buchanan, ...
Applied Physics Letters 93 (2), 021105, 2008
AlGaAs barrier terahertz detector with a 2.3 THz threshold
MBM Rinzan, AGU Perera, SG Matsik, HC Liu, ZR Wasilewski, ...
Applied Physics Letters 86 (7), 071112, 2005
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