Zobrazeno 1 - 10
of 14
pro vyhledávání: '"Gennady A. Smolyakov"'
Publikováno v:
SPIE Proceedings.
A ridge-waveguide 1.55-μm semiconductor laser with a multiple-quantum-well carrier confinement structure was characterized from room temperature down to 10 K. The temperature dependence of important laser parameters, such as threshold current, serie
Autor:
Marek Osinski, Gennady A. Smolyakov
Publikováno v:
2013 18th OptoElectronics and Communications Conference held jointly with 2013 International Conference on Photonics in Switching.
A novel method for modulation bandwidth enhancement is presented, involving strongly injection-locked whistle-geometry semiconductor ring laser modulated through photon lifetime. Advantages of photon-lifetime modulation over conventional injection-cu
Autor:
Gennady A. Smolyakov, Marek Osinski
Publikováno v:
2012 17th Opto-Electronics and Communications Conference.
A novel scheme for modulation bandwidth enhancement is presented, involving a DBR master laser monolithically integrated with two cascaded strongly injection-locked whistle-geometry semiconductor microring lasers. Enhanced performance of the novel sc
Publikováno v:
2008 IEEE 21st International Semiconductor Laser Conference.
Fabrication and characterization of Y-junction-coupled S-section InAs/InGaAs/GaAs quantum-dot ring lasers with low threshold current density and high unidirectionality is reported. The new design suppresses unwanted counterpropagating modes more effe
Autor:
Nathan J. Withers, Hongjun Cao, Gennady A. Smolyakov, Luke F. Lester, A.L. Gray, Marek Osinski
Publikováno v:
2007 Conference on Lasers and Electro-Optics (CLEO).
Fabrication and characterization of Y-junction-coupled S-section InAs/InGaAs/GaAs quantum dot ring lasers with high unidirectionality is reported. The new design suppresses the unwanted counterpropagating modes more effectively than in the previous S
Publikováno v:
2006 Conference on Lasers and Electro-Optics and 2006 Quantum Electronics and Laser Science Conference.
The optical and microwave spectra of 5-mm-long quantum-dot diode lasers are investigated. Comparison of observed beating lines with quantum-well lasers shows differences in the group index, linewidth, and line shape.
Publikováno v:
2006 Conference on Lasers and Electro-Optics and 2006 Quantum Electronics and Laser Science Conference.
We report on quantum-dot-based optoelectronic integrated circuit incorporating twin ring lasers, waveguides, directional couplers, Y-junction mixer, and photodetectors. Frequency beating between integrated quantum-dot ring lasers is demonstrated for
Autor:
Luke F. Lester, Chiyu Liu, A.L. Gray, Hongjun Cao, Hai Ling, Hui Deng, Petr G. Eliseev, Marek Osinski, Gennady A. Smolyakov, Robert B. Caldwell, Vladimir A. Smagley
Publikováno v:
(CLEO). Conference on Lasers and Electro-Optics, 2005..
First monolithically integrated ridge-waveguide InAs/InGaAs quantum-dot ring lasers are fabricated and characterized. Enhanced by a forward biased S-section waveguide, stable traveling-wave (unidirectional) operation with record suppression ratio of
Autor:
Marek Osinski, J. Yellowhair, Jinhyun Lee, Gennady A. Smolyakov, Yan-Rui Zhao, Chiyu Liu, Hongjun Cao, Hai Ling
Publikováno v:
Summaries of Papers Presented at the Lasers and Electro-Optics. CLEO '02. Technical Diges.
Summary form only given. In this paper, we report the fabrication and characterization of otherwise identical diode lasers with non-intermixed and intermixed active regions. Measured characteristics of these lasers are used to extract information abo
Autor:
Marek Osinski, Gennady A. Smolyakov
Publikováno v:
Frontiers in Optics.