Results 21 to 30 of about 240,760 (312)

High-Power Continuous-Wave Directly-Diode-Pumped Fiber Raman Lasers

open access: yes, 2015
We describe novel fiber Raman lasers pumped directly by spectrally combined high power multimode laser diodes at ~975 nm and emitting at ~1019 nm. With a commercial multimode graded-index fiber, we reached 20 W of laser output power with a record slope ...
T. Yao   +3 more
semanticscholar   +1 more source

Randomly polarised beam produced by magnetooptically Q-switched laser

open access: yesScientific Reports, 2017
Diode-pumped solid-state micro lasers are compact (centimetre-scale), highly stable, and efficient. Previously, we reported Q-switched lasers incorporating rare-earth substituted iron garnet (RIG) film. Here, the first demonstration of the magnetooptical
Ryohei Morimoto   +9 more
doaj   +1 more source

Diode-pumped, Q-switched Alexandrite laser as emitter for general purpose atmospheric Lidar systems [PDF]

open access: yesEPJ Web of Conferences
We present design and performance of four prototypes of narrow-bandwidth emitters based on diode-pumped Alexandrite lasers for atmospheric Doppler-Mie, -Rayleigh and -resonance lidar systems. Furthermore, lab results for efficient frequency-doubling into
Scheuer Sarah   +4 more
doaj   +1 more source

Generation of 1.8-W Average Power From a Diode-Pumped Femtosecond Rotary Nd:Glass Disk Laser

open access: yesIEEE Photonics Journal, 2020
We demonstrate 1.8 W of average output power with 350 fs of pulse duration from a diode-pumped mode-locked rotary Nd:glass disk laser. In this laser with rotating Nd:glass disk structure, we use a Nd:glass disk with a diameter of 50 mm, which ...
Lei Gong   +6 more
doaj   +1 more source

PERFORMANCE OPTIMIZATION OF THE DIODE-PUMPED SOLID-STATE LASER FOR SPACE APPLICATIONS [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2015
Subject of Research. Thermophysical and optical techniques of parameter regulation for diode pumped solid-state laser are studied as applied to space laser communication and laser ranging lines. Methods.
D. A. Arkhipov   +5 more
doaj   +1 more source

Study of Fe:ZnSe Laser Exited by Diode Side-Pumped Er:YAG Laser

open access: yesPhotonics, 2023
The performance of a Fe:ZnSe laser was investigated in different schemes of excitation by a pulsed diode side-pumped Er:YAG laser. At the temperature of liquid nitrogen, the Fe:ZnSe laser, pumped by a free running 360-μs Er:YAG laser and demonstrated a ...
Vladimir Kozlovsky   +5 more
doaj   +1 more source

Temperature-Stabilized and Widely Tunable Vertical External Cavity Surface-Emitting Laser With a Simple Line Cavity

open access: yesIEEE Photonics Journal, 2022
We designed and demonstrated a temperature-stable, wide-tuned, high-power Vertical External Cavity Surface-emitting Laser (VECSEL) with a simple linear cavity.
Xiaolang Qiu   +6 more
doaj   +1 more source

Double-clad structures and proximity coupling for diode-bar-pumped planar waveguide lasers

open access: yes, 2000
We report, for the first time, fabrication of double-clad planar waveguide structures and their use for multiwatt, diode-bar-pumped, planar waveguide lasers based on Nd3+ and Yb3+-doped YAG.
Shepherd, D.P.   +3 more
core   +1 more source

230 mW of blue light from a thulium-doped upconversion fiber laser [PDF]

open access: yes, 1997
We demonstrate a powerful diode-pumped blue laser source, consisting of a 7W diode at 807nm that pumps a Nd:YAG laser giving 1.6W with good beam quality at 1123nm, and a thulium-doped upconversion fiber laser.
Tropper, A.C.   +5 more
core   +1 more source

One- and two-photon pumped organic semiconductor lasers

open access: yes, 2010
This thesis describes a number of studies on organic semiconductors focused around using them as gain media for lasers. The photophysical properties of organic semiconductors are studied using a wide range of experimental techniques, allowing the ...
Tsiminis, Georgios
core   +1 more source

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