Publications

Found 90 results
Type [ Year(Asc)]
2007
AD Stiff-Roberts, W Zhang, J Xu, H Peng, and HO Everitt. "Spin-cast deposition of CdSe-CdS core-shell colloidal quantum dots on doped GaAs substrates: Structural and optical characterization." Ieee Transactions on Nanotechnology 6, no. 4 (2007): 413-419.
2006
AD Stiff-Roberts, Z Zhao, and C Yi. "Control of dopant incorporation in InAs/GaAs quantum dots for infrared photodetection with low dark current." Conference on Lasers and Electro Optics and 2006 Quantum Electronics and Laser Science Conference, Cleo/Qels 2006 (2006): - .
P Bhattacharya, AD Stiff-Roberts, and S Chakrabarti. "Mid-infrared quantum dot photodetectors." Springer Series in Optical Sciences 118 (2006): 487-513.
AD Stiff-Roberts, A Gupta, and Z Zhao. "Optical characterization of CdSe colloidal quantum dot/ MEH-PPV polymer nanocomposites spin-cast on GaAs substrates." Materials Research Society Symposium Proceedings 939 (2006): 8-13.
EB Stokes, AD Stiff-Roberts, and CT Dameron. "Quantum dots in semiconductor optoelectronic devices." Electrochemical Society Interface 15, no. 4 (2006): 23-27.
2005
S Chakrabarti, AD Stiff-Roberts, XH Su, P Bhattacharya, G Ariyawansa, and AGU Perera. "High-performance mid-infrared quantum dot infrared photodetectors." Journal of Physics D: Applied Physics 38, no. 13 (2005): 2135-2141.
AD Stiff-Roberts, S Chakrabarti, SU Xiaohua, and P Bhattacharya. "Research propels quantum dots forward." Laser Focus World 41, no. 5 (2005): 103-108.
ZK Wu, H Choi, TB Norris, A Stiff-Roberts, and P Bhattacharya. "Ultrafast electronic dynamics in unipolar n-doped InAs/GaAs quantum dot structures." Optics Infobase Conference Papers (2005): 551-553.
2004
AD Stiff-Roberts, XH Su, S Chakrabarti, and P Bhattacharya. "Contribution of Field-Assisted Tunneling Emission to Dark Current in InAs-GaAs Quantum Dot Infrared Photodetectors." Ieee Photonics Technology Letters 16, no. 3 (2004): 867-869.
S Chakrabarti, AD Stiff-Roberts, P Bhattacharya, and SW Kennerly. "Heterostructures for achieving large responsivity in InAs/GaAs quantum dot infrared photodetectors." Journal of Vacuum Science & Technology. B, Microelectronics and Nanometer Structures : Processing, Measurement, and Phenomena : an Official Journal of the American Vacuum Society 22, no. 3 (2004): 1499-1502.
S Chakrabarti, AD Stiff-Roberts, P Bhattacharya, and SW Kennerly. "High responsivity AIAs/InAs/GaAs superlattice quantum dot infrared photodetector." Electronics Letters 40, no. 3 (2004): 197-198.
S Chakrabarti, AD Stiff-Roberts, P Bhattacharya, S Gunapala, S Bandara, SB Rafol, and SW Kennerly. "High-temperature operation of InAs-GaAs quantum-dot infrared photodetectors with large responsivity and detectivity." Ieee Photonics Technology Letters 16, no. 5 (2004): 1361-1363.
XH Su, S Chakrabarti, AD Stiff-Roberts, J Singh, and P Bhattacharya. "Quantum dot infrared photodetector design based on double-barrier resonant tunnelling." Electronics Letters 40, no. 17 (2004): 1082-1083.
P Bhattacharya, S Ghosh, and AD Stiff-Roberts. "Quantum dot opto-electronic devices." Annual Review of Materials Research 34 (2004): 1-40.
XH Su, AD Stiff-Roberts, S Chakrabarti, J Singh, and P Bhattacharya. "Resonant tunneling quantum dot infrared photodetector (RT-QDIP): Separating dark current and photocurrent." Device Research Conference Conference Digest, Drc (2004): 81-82.
2003
B Kochman, AD Stiff-Roberts, S Chakrabarti, JD Phillips, S Krishna, J Singh, and P Bhattacharya. "Absorption, carrier lifetime, and gain in InAs-GaAs quantum-dot infrared photodetectors." Ieee Journal of Quantum Electronics 39, no. 3 (2003): 459-467.
P Bhattacharya, AD Stiff-Roberts, S Chakrabarti, S Krishna, C Fischer, T Norris, and J Urayama. "Carrier dynamics in self-organized in(Ga)As/Ga(Al)as quantum dots and their application to long-wavelength sources and detectors." Institute of Physics Conference Series 174 (2003): 117-124.
AD Stiff-Roberts, S Chakrabarti, S Kennerly, and P Bhattacharya. "High responsivity, polarization-sensitive, 70-layer InAs/GaAs quantum dot infrared photodetector." Osa Trends in Optics and Photonics Series 88 (2003): 464-466.
K Stewart, M Buda, J Wong-Leung, L Fu, C Jagadish, A Stiff-Roberts, and P Bhattacharya. "Influence of rapid thermal annealing on a 30 stack InAs/GaAs quantum dot infrared photodetector." Journal of Applied Physics 94, no. 8 (2003): 5283-5289.
S Chakrabarti, P Bhattacharya, AD Stiff-Roberts, YY Lin, J Singh, Y Lei, and N Browning. "Intersubband absorption in annealed InAs/GaAs quantum dots: A case for polarization-sensitive infrared detection." Journal of Physics D: Applied Physics 36, no. 15 (2003): 1794-1797.
W Chen, B Shin, RS Goldman, A Stiff, and PK Bhattacharya. "Mechanisms of lateral ordering of InAs/GaAs quantum dot superlattices." Journal of Vacuum Science & Technology. B, Microelectronics and Nanometer Structures : Processing, Measurement, and Phenomena : an Official Journal of the American Vacuum Society 21, no. 4 (2003): 1920-1923.
AD Stiff-Roberts, S Chakrabarti, P Bhattacharya, and S Kennerly. "Tailoring of quantum dot infrared photodetector performance with AlAs/GaAs superlattice barriers." Conference Proceedings Lasers and Electro Optics Society Annual Meeting Leos 2 (2003): 925-926.
ZK Wu, H Choi, TB Norris, AD Stiff, and PK Bhattacharya. "Two photon absorption in quantum dot infrared photodetector." Osa Trends in Optics and Photonics Series 88 (2003): 1566-1567.
2002
S Krishna, AD Stiff-Roberts, JD Phillips, P Bhattacharya, and SW Kennerly. "Hot dot detectors." Ieee Circuits and Devices Magazine 18, no. 1 (2002): 14-24.
AD Stiff-Roberts, S Krishna, P Bhattacharya, and S Kennerly. "Low-bias, high-temperature performance of a normal-incidence InAs/GaAs vertical quantum-dot infrared photodetector with a current-blocking barrier." Journal of Vacuum Science & Technology. B, Microelectronics and Nanometer Structures : Processing, Measurement, and Phenomena : an Official Journal of the American Vacuum Society 20, no. 3 (2002): 1185-1187.

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