AT&T (United States)
His primary areas of investigation include Optoelectronics, Laser, Semiconductor laser theory, Optics and Quantum well. His work on Semiconductor as part of general Optoelectronics study is frequently linked to Automatic frequency control, bridging the gap between disciplines. His studies examine the connections between Laser and genetics, as well as such issues in Grating, with regards to Electromagnetic radiation and Interference.
His research in Semiconductor laser theory intersects with topics in Stimulated emission, Whispering-gallery wave and Longitudinal mode. In his work, Photonic integrated circuit, Waveguide, Etching, Isotropic etching and Coupling is strongly intertwined with Wafer, which is a subfield of Optics. His biological study spans a wide range of topics, including Exciton, Heterojunction, Lattice, Mineralogy and Active layer.
His main research concerns Optoelectronics, Laser, Semiconductor laser theory, Optics and Quantum well. His research integrates issues of Active layer and Epitaxy in his study of Optoelectronics. In general Epitaxy study, his work on Molecular beam epitaxy often relates to the realm of Thin film and Crystal growth, thereby connecting several areas of interest.
His Laser research incorporates elements of Wavelength and Diode. His study in Semiconductor laser theory is interdisciplinary in nature, drawing from both Semiconductor device, Longitudinal mode and Modulation. He has included themes like Indium gallium arsenide, Quantum well laser, Lattice, Condensed matter physics and Slope efficiency in his Quantum well study.
R. A. Logan focuses on Optoelectronics, Laser, Semiconductor laser theory, Optics and Quantum well. R. A. Logan combines subjects such as Single-mode optical fiber and Optical amplifier with his study of Optoelectronics. His Laser study combines topics in areas such as Diode, Heterojunction, Net gain and Gigabit.
His Semiconductor laser theory research is multidisciplinary, relying on both Quantum efficiency, Light-emitting diode, Active layer and Lasing threshold. His study in the field of Whispering-gallery wave, Grating, Distributed Bragg reflector and Distributed feedback laser is also linked to topics like Soliton pulse. His Differential gain study in the realm of Quantum well interacts with subjects such as Recombination.
Semiconductor laser theory, Laser, Optoelectronics, Quantum well and Optics are his primary areas of study. His Semiconductor laser theory research incorporates themes from Laser linewidth and Optical amplifier. His Laser study incorporates themes from Net gain and Photoluminescence.
His studies deal with areas such as Biasing and Active layer as well as Optoelectronics. His work carried out in the field of Quantum well brings together such families of science as Threshold current and Heterojunction, Lattice, Condensed matter physics. The study incorporates disciplines such as Optical pumping and Lasing threshold in addition to Whispering-gallery wave.
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Whispering-gallery mode microdisk lasers
S. L. McCall;A. F. J. Levi;R. E. Slusher;S. J. Pearton.
Applied Physics Letters (1992)
Toward quantum well wires: Fabrication and optical properties
P. M. Petroff;A. C. Gossard;R. A. Logan;W. Wiegmann.
Applied Physics Letters (1982)
Threshold characteristics of semiconductor microdisk lasers
R. E. Slusher;A. F. J. Levi;U. Mohideen;S. L. McCall.
Applied Physics Letters (1993)
X‐ray diffraction study of interdiffusion and growth in (GaAs)n(AlAs)m multilayers
R. M. Fleming;D. B. McWhan;A. C. Gossard;W. Wiegmann.
Journal of Applied Physics (1980)
High‐speed direct single‐frequency modulation with large tuning rate and frequency excursion in cleaved‐coupled‐cavity semiconductor lasers
W. T. Tsang;N. A. Olsson;R. A. Logan.
Applied Physics Letters (1983)
Directional light coupling from microdisk lasers
A. F. J. Levi;R. E. Slusher;S. L. McCall;J. L. J. Glass.
Applied Physics Letters (1993)
Longitudinal mode self‐stabilization in semiconductor lasers
R. F. Kazarinov;C. H. Henry;R. A. Logan.
Journal of Applied Physics (1982)
A systems perspective on digital interconnection technology
R.A. Nordin;A.F.J. Levi;R.N. Nottenburg;J. O'Gorman.
Journal of Lightwave Technology (1992)
Subpicosecond pulses from passively mode‐locked GaAs buried optical guide semiconductor lasers
J. P. van der Ziel;W. T. Tsang;R. A. Logan;R. M. Mikulyak.
Applied Physics Letters (1981)
Reflection noise in index-guided InGaAsP lasers
H. Temkin;N. Olsson;J. Abeles;R. Logan.
IEEE Journal of Quantum Electronics (1986)
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