saturable absorption

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saturable absorption

[′sach·rə·bəl ab′sȯrp·shən]
(optics)
A decrease in the absorption coefficient of certain nonlinear materials at high intensities in the incident radiation.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Fabrication of [Bi.sub.2][Te.sub.3] Based Saturable Absorber. Figure 2 shows the fabrication of [Bi.sub.2][Te.sub.3] based saturable absorber.
Xie et al., "Black phosphorus as broadband saturable absorber for pulsed lasers from 1 [micro]m to 2.7 [micro]m wavelength," Laser Physics Letters, vol.
A distributed intrusion sensor using a DFB laser with external optical feedback and saturable absorber was fabricated for distributed intrusion sensor application.
Jablonski, "Laser mode locking using a saturable absorber incorporating carbon nanotubes," Journal of Lightwave Technology, vol.
The saturable absorber also functions as an integrated photodetector.
Zhang, "Black phosphorus-based saturable absorber for Q-switched Tm: YAG ceramic laser," Optical Engineering, vol.
Zheng et al., "Molybdenum disulfide (Mo[S.sub.2]) as a broadband saturable absorber for ultra-fast photonics," Optics Express, vol.
Ni et al., "Monolayer graphene as a saturable absorber in a mode-locked laser," Nano Research, vol.
Kartner et al., "Semiconductor saturable absorber mirrors (SESAM's) for femtosecond to nanosecond pulse generation in solid-state lasers," IEEE Journal on Selected Topics in Quantum Electronics, vol.
They cover semiconductor quantum dots for ultrafast optoelectronics, foundations of quantum dot theory, quantum dots in amplifiers of ultra-short pulses, quantum dot saturable absorbers, monolithic quantum dot mode-locked lasers, ultrashort-pulse solid-state lasers based on quantum dot saturable absorbers, saturable absorbers based on glasses doped with quantum dots, and emerging applications such as optical communications and biophotonics and medicine.
The best known reverse saturable absorbers are fullerene ([C.sub.60]), porphyrin complexes, pthalocyanines etc., (2), (8), (9).
One way to prevent accumulation of noise is to use multiple quantum well saturable absorbers SA's [18].