SCLC Degradation in 980 nm Pump Laser by Using Electrical Noise
Author(s) -
B. Orsal,
I. Asaad
Publication year - 2012
Publication title -
isrn optics
Language(s) - English
Resource type - Journals
ISSN - 2090-7826
DOI - 10.5402/2012/841695
Subject(s) - noise (video) , noise spectral density , materials science , noise power , spectral density , diode , optoelectronics , laser , spectral line , flicker noise , noise generator , shot noise , space charge , degradation (telecommunications) , optics , physics , power (physics) , noise figure , electrical engineering , telecommunications , amplifier , cmos , quantum mechanics , astronomy , artificial intelligence , computer science , image (mathematics) , electron , detector , engineering
The knowledge of the noise levels is important for pump laser diodes as it allows to study and to locate the noise sources and their origin. 980 nm fresh and aged pump lasers have been characterized by using electrical noise measurements. At 10 Hz, the spectra are dominated by 1/ (1≤≤2) noise. Current noise spectral density (CNSD) is dominated by (1<≤2). The trapping defect density near the n
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