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Bias-lead monitoring of ultrafast nonlinearities in InGaAsP diode laser amplifiers

Journal Article · · Applied Physics Letters; (USA)
DOI:https://doi.org/10.1063/1.103963· OSTI ID:7066690
;  [1];  [2]
  1. Department of Electrical Engineering and Computer Science, Massachusetts Institute of Technology, Cambridge, MA (USA) Research Laboratory of Electronics, Massachusetts Institute of Technology, Cambridge, MA (USA)
  2. Department of Electrical Engineering, Technion, Haifa 32000 (Israel)
In this letter we report the first femtosecond measurements of gain and loss dynamics in InGaAsP diode laser amplifiers using optically induced changes in diode junction voltage. Our results confirm that previously observed optical pump-probe signals are related to carrier dynamics in the active region of the amplifiers.
OSTI ID:
7066690
Journal Information:
Applied Physics Letters; (USA), Journal Name: Applied Physics Letters; (USA) Vol. 57:2; ISSN APPLA; ISSN 0003-6951
Country of Publication:
United States
Language:
English