Hemashilpa Kalagara
at Univ of New Mexico
SPIE Involvement:
Author
Area of Expertise:
injection locking of semiconductor ring lasers , physics and simulation of optoelectronic devices , nonlinear optics , nonlinear effects in semiconductor lasers , sagnac effect , ringlaser gyroscopes
Profile Summary

I'm a graduate research assistant working on III-V semiconductor lasers. My work includes numerical modelling and fabrication of injection locked semiconductor ring lasers,numerical modelling of nonlinear interactions in semiconductor lasers,slow and fast light in semiconductor lasers/ optical amplifiers, Nonlinear Sagnac effect to make miniaturized gyroscopes.
Publications (6)

PROCEEDINGS ARTICLE | March 22, 2016
Proc. SPIE. 9742, Physics and Simulation of Optoelectronic Devices XXIV
KEYWORDS: Semiconductors, Refractive index, Finite-difference time-domain method, Modulation, Waveguides, Polymers, Modulators, Semiconductor lasers, Vertical cavity surface emitting lasers

PROCEEDINGS ARTICLE | March 21, 2014
Proc. SPIE. 8980, Physics and Simulation of Optoelectronic Devices XXII
KEYWORDS: Refractive index, Quantum wells, Waveguides, Sensors, Dispersion, Semiconductor lasers, Numerical modeling, Gyroscopes, Computer aided design, Laser systems engineering

PROCEEDINGS ARTICLE | March 14, 2013
Proc. SPIE. 8619, Physics and Simulation of Optoelectronic Devices XXI
KEYWORDS: Semiconductors, Refractive index, Quantum wells, Slow light, Cladding, Dispersion, Semiconductor lasers, Numerical modeling, Computer aided design, Light wave propagation

PROCEEDINGS ARTICLE | February 20, 2013
Proc. SPIE. 8619, Physics and Simulation of Optoelectronic Devices XXI
KEYWORDS: Semiconductors, Continuous wave operation, Modulation, Semiconductor lasers, Numerical modeling, Vertical cavity surface emitting lasers, Laser optics, Microrings, Resonance enhancement

PROCEEDINGS ARTICLE | March 3, 2012
Proc. SPIE. 8255, Physics and Simulation of Optoelectronic Devices XX
KEYWORDS: Refractive index, Indium gallium arsenide, Quantum wells, Waveguides, Cladding, Signal attenuation, Etching, Wave propagation, Optical simulations, Beam propagation method

PROCEEDINGS ARTICLE | March 2, 2012
Proc. SPIE. 8255, Physics and Simulation of Optoelectronic Devices XX
KEYWORDS: Quantum wells, Cladding, Dispersion, Gallium arsenide, Numerical simulations, Semiconductor lasers, Wave propagation, Nonlinear optics, Terahertz radiation, Computer aided design

Showing 5 of 6 publications
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