Results 11 to 20 of about 1,504,436 (241)

Characterization of single-crystal synthetic diamond for multi-watt continuous-wave Raman lasers [PDF]

open access: yes, 2012
A continuous-wave diamond Raman laser is demonstrated with an output power of 5.1 W at 1217 nm. This Raman laser is intracavity pumped by a side-pumped Nd:YLF rod laser: a 43-fold brightness enhancement between the Nd:YLF and diamond Raman lasers is ...
Hastie, Jennifer   +5 more
core   +4 more sources

Flexible and stable optical parametric oscillator based laser system for coherent anti-Stokes Raman scattering microscopy [PDF]

open access: yes, 2010
The characteristics of a stable and flexible laser system based on a synchronously pumped optical parametric oscillator (OPO) is presented. This OPO can offer very stable operation with both approximately 1 ps and approximately 300 fs outputs over a ...
Parsons, Maddy   +2 more
core   +4 more sources

Chirped pulse Raman amplification in plasma: high gain measurements [PDF]

open access: yes, 2009
High power short pulse lasers are usually based on chirped pulse amplification (CPA), where a frequency chirped and temporarily stretched ``seed'' pulse is amplified by a broad-bandwidth solid state medium, which is usually pumped by a monochromatic ...
Yang, X.   +9 more
core   +4 more sources

A High Efficient Dual-Wavelength Mid-Infrared Optical Parametric Oscillator Pumped by the Raman Fiber Oscillator

open access: yesIEEE Photonics Journal, 2020
In this paper, a novel high efficient dual-wavelength mid-infrared optical parametric oscillator (OPO) was demonstrated, which was pumped by a dual-wavelength Raman fiber oscillator for the first time.
Jiacheng Feng   +5 more
doaj   +1 more source

High efficiency ethane Raman laser pumped by 532 nm laser

open access: yesResults in Optics, 2023
In this work, 532 nm laser was used as the pump source and pressurized ethane was used as Raman active medium; 631.3 nm first Stokes (S1) and 776.0 nm second Stokes (S2) Raman lasers were generated.
Ming Xu   +7 more
doaj   +1 more source

Chirped pulse Raman amplification in plasma [PDF]

open access: yes, 2011
Raman amplification in plasma has been proposed to be a promising method of amplifying short radiation pulses. Here, we investigate chirped pulse Raman amplification (CPRA) where the pump pulse is chirped and leads to spatiotemporal distributed gain ...
Vieux, Gregory   +10 more
core   +4 more sources

Diode-pumped, actively Q-switched Nd,La:CaNb2O6 self-Raman laser at 1,174 nm

open access: yesFrontiers in Physics, 2022
Diode end-pumped Nd,La:CaNb2O6 self-Raman laser with acousto-optic Q-switching was successfully demonstrated for the first Stokes wave generation at 1,174 nm. A 1.0 at.% Nd3+ and 1.0 at.% La3+-doped CaNb2O6 crystal in dimensions 3 × 3 × 14.3 mm3 was used
Youyi Zhuang   +6 more
doaj   +1 more source

Eye-safe diamond Raman laser

open access: yesResults in Physics, 2020
Stimulated Raman scattering, as a third-order nonlinear effect, is an effective approach to expand the laser spectral region. To obtain a high power output of a Raman laser with a specific wavelength, novel Raman gain media and laser structures have been
Yuqi Li   +8 more
doaj   +1 more source

High power cladding-pumped Raman fiber laser with true single-mode output at 1660 nm

open access: yes, 2006
We report a 10 W continuous-wave cladding-pump Raman fiber laser with single-mode output at 1660 nm pumped by a high-power Er:Yb fiber amplifier. The laser threshold was 6.5 W and its slope efficiency was 67%
Jeong, Y.   +5 more
core   +2 more sources

Raman Lasing in a Tellurite Microsphere with Thermo-Optical on/off Switching by an Auxiliary Laser Diode

open access: yesMicromachines, 2023
The generation of coherent light based on inelastic stimulated Raman scattering in photonic microresonators has been attracting great interest in recent years.
Elena A. Anashkina   +3 more
doaj   +1 more source

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