Presented at the Conference on Lasers and Electro-Optics/
Quantum Electronics and Laser Science Conference
(CLEO/QELS) Conference, June 1996
TITLE:
Technique for measuring time-dependent optical
nonlinearities using continuous time-resolved Z-scan
SYMPOSIUM:
Nonlinear Frequency Conversion and Applications of Nonlinear Optics
AUTHORS: David O. Caplan, Greg Kanter, and Prem Kumar
Northwestern University
Quantum and Nonlinear Optics Laboratory
Department of Electrical Engineering and Computer Science
Evanston, IL 60208
ABSTRACT:
We report a dual-beam (pulsed-pump, cw-probe) Z-scan technique
for characterizing time-dependent optical nonlinearities.
Continuous monitoring of probe transmission after pump
excitation enables efficient determination of nonlinear
refraction n(I,t) and absorption alpha(I,t).
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