20 February 2014 Design of pump pulses for InGaAs quantum well semiconductor disk lasers
Peng Zhang, Maohua Jiang, Yanbin Men, Renjiang Zhu, Siqiang Fan, Yu Zhang
Author Affiliations +
Abstract
It has been demonstrated experimentally that pulsed pumping can significantly improve thermal management, thus upgrade the output power of an optically pumped semiconductor disk laser (SDL). The transient heat conduction equation is solved by the use of the finite element method, and the maximum temperature rise of the active region in an InGaAs quantum well SDL under pulsed pumping is focused. Based on the numerical results, the influences of width, repetition rate, and shape of pump pulses on the maximum temperature rise are discussed, the optimized design of width, repetition rate, and shape of pump pulses are concluded, and the theoretical results are in good agreement with the reported experiments.
© 2014 Society of Photo-Optical Instrumentation Engineers (SPIE) 0091-3286/2014/$25.00 © 2014 SPIE
Peng Zhang, Maohua Jiang, Yanbin Men, Renjiang Zhu, Siqiang Fan, and Yu Zhang "Design of pump pulses for InGaAs quantum well semiconductor disk lasers," Optical Engineering 53(2), 026105 (20 February 2014). https://doi.org/10.1117/1.OE.53.2.026105
Published: 20 February 2014
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KEYWORDS
Quantum wells

Semiconductor lasers

Disk lasers

Semiconductors

Indium gallium arsenide

Semiconducting wafers

Gallium

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