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High-speed modulation of semiconductor diode lasers: Effects of deep-level traps

Conference · · AIP Conference Proceedings (American Institute of Physics) Conference Proceedings; (USA)
OSTI ID:5572086
;  [1];  [2]
  1. The Johns Hopkins University, Dept. of Electrical Computer Engineering, Baltimore, MD 21218 (US)
  2. Martin Marietta Laboratories, 1450 S. Rolling Rd., Baltimore, MD 21227
We have investigated the effects of deep-level traps on the high-speed modulation behavior of semiconductor diode lasers. A set of three coupled, nonlinear rate equations which model the dynamic behavior of the diode laser has been numerically solved. Our model includes not only the effects of deep-level traps, but also of gain saturation, spontaneous emission into the lasing modes, varying carrier and photon lifetimes, and varying injection current densities. We show how the laser modulation frequency decreases with increasing trap density and how this behavior depends upon various other laser characteristics.
OSTI ID:
5572086
Report Number(s):
CONF-871147--
Conference Information:
Journal Name: AIP Conference Proceedings (American Institute of Physics) Conference Proceedings; (USA) Journal Volume: 172:1
Country of Publication:
United States
Language:
English

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