Results 11 to 20 of about 97,919 (335)

2D Saturable Absorbers for Fibre Lasers [PDF]

open access: yes, 2015
© 2015.Two-dimensional (2D) nanomaterials are an emergent and promising platform for future photonic and optoelectronic applications. Here, we review recent progress demonstrating the application of 2D nanomaterials as versatile, wideband saturable ...
Kelleher, E, Woodward, R
core   +2 more sources

A STUDY OF SOLID STATE LASER PASSIVE OPTICAL Q-SWITCHING OPERATION REGIME (Part 1) [PDF]

open access: yesINCAS Bulletin, 2009
This paper is the first of a four series treating, theoretically with experimental comparison, the issue of solid state laser passive optical Q-switching regime.
Ion LĂNCRĂNJAN
doaj   +1 more source

High average power 1314 nm Nd:YLF laser, passively Q-switched with V:YAG [PDF]

open access: yes, 2013
A 1314 nm Nd:YLF laser was designed and operated both CW and passively Q-switched. Maximum CW output of 10.4 W resulted from 45.2 W of incident pump power. Passive Q-switching was obtained by inserting a V:YAG saturable absorber in the cavity.
Bollig, C.   +8 more
core   +1 more source

Gold Nanorods as Single and Combined Saturable Absorbers for a High-Energy $Q$-Switched Nd:YAG Solid-State Laser

open access: yesIEEE Photonics Journal, 2015
Gold nanorods (GNRs) with surface plasmon resonance peak at 1063.8 nm were fabricated and experimentally exploited as the single and combined saturable absorber (SA) in a Q-switched Nd:YAG laser for the first time. In the situation using GNRs as a single
H. T. Huang   +5 more
doaj   +1 more source

A Novel α-BaTeMo2O9 Acousto-Optic Switch for Generating Stable 639 nm Pulsed Laser

open access: yesPhotonics, 2023
In this paper, an acousto-optic (AO) Q-switch based on α-BaTeMo2O9 (α-BTM) crystal is designed and further applied to generate a laser pulse at 639 nm for the first time.
Ke Zhang   +8 more
doaj   +1 more source

Self-Pulsating Semiconductor Lasers: Theory and Experiment [PDF]

open access: yes, 1999
We report detailed measurements of the pump-current dependency of the self-pulsating frequency of semiconductor CD lasers. A distinct kink in this dependence is found and explained using rate-equation model. The kink denotes a transition between a region
Elsasser, W.   +9 more
core   +6 more sources

Active Switching of Extremely High-Q Fano Resonances Using Vanadium Oxide-Implanted Terahertz Metamaterials

open access: yesApplied Sciences, 2020
In this paper, we demonstrate an active switching of extremely high Q-factor Fano resonances using vanadium oxide (VO2)-implanted THz asymmetric double C-shaped metamaterial (MM) structures.
Jing Ma   +4 more
doaj   +1 more source

Watt-level high-stability all-solid-state passively Q-switched laser based on germanene nanosheets

open access: yesFrontiers in Physics, 2022
Excellent Q-switching operations modulated by new two-dimensional (2D) saturable absorber (SA) materials with stable performance is a hot topic in all-solid-state pulsed laser research.
Baohao Xu   +6 more
doaj   +1 more source

High Power Self-Q-Switching in Nd:LuAG Laser

open access: yesIEEE Photonics Journal, 2018
A compact pulsed Nd:LuAG laser at 1064 nm based on the self-Q-switching technique is reported, having the output power as high as 6.61 W at the incident pump power of 21.32 W, corresponding to the optical conversion efficiency of ...
Guangju Zhang   +3 more
doaj   +1 more source

Exponential Quasi-Incremental-(Q, S, R)- Dissipativity and Practically Incremental Stability for Switched Nonlinear Systems

open access: yesIEEE Access, 2021
This paper addresses the problems of exponentially quasi-incremental-(Q, S, R)-dissipativity and practically incremental stability analysis for a switched nonlinear system.
Hongbo Pang, Shuo Liu
doaj   +1 more source

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