Results 11 to 20 of about 87,502 (260)

Exploring five types of beam shaping using tiled-aperture coherent beam combining [PDF]

Communications Engineering
Coherent Beam Combination (CBC) presents a promising solution to circumvent the power-scaling limitations of High-Power Fiber Lasers (HPFLs) by spatially combining the outputs of multiple independently pumped fibres.
Yunhui Xie, James A. Grant-Jacob, Matthew Praeger, Michalis N. Zervas, Ben Mills   +4 more
doaj   +2 more sources

Towards Ultimate High-Power Scaling: Coherent Beam Combining of Fiber Lasers

Photonics, 2021
Fiber laser technology has been demonstrated as a versatile and reliable approach to laser source manufacturing with a wide range of applicability in various fields ranging from science to industry.
Hossein Fathi, Mikko Närhi, Regina Gumenyuk   +2 more
doaj   +3 more sources

Mid-Wave Infrared Polarization Combiner Based on Reflective Metasurface [PDF]

Micromachines
Polarization beam combining (PBC) is an important technology for enhancing laser brightness. The conventional bulk polarization beam combiners are Brewster plates and birefringent polarization prisms.
Lulu Yang, Xin Wang, Xuhui Li, Liquan Dong   +3 more
doaj   +2 more sources

Modeling and Analysis of the Influence of an Edge Filter on the Combining Efficiency and Beam Quality of a 10-kW-Class Spectral Beam-Combining System

Applied Sciences, 2019
Filter-based spectral beam combining (FSBC) is a promising power-scaling concept for high-power, broad-linewidth fiber lasers, as it relaxes the requirements for linewidth control and also the sizes of the individual beams.
Jun Ma, Fan Chen, Cong Wei, Rihong Zhu
doaj   +3 more sources

High-Brightness 1940 nm Gallium Antimonide Diode Lasers with External-Cavity Spectral and Polarization Beam Combining

Photonics
In this paper, we present a beam-combining technique to boost GaSb-based 1940 nm diode laser output power through spectral beam combining (SBC), spatial beam combining, and polarization beam combining (PBC).
Rong Zhao, Yufei Zhao, Bo Meng, Cunzhu Tong   +3 more
doaj   +3 more sources

Research on mid-infrared quantum cascade lasers spectral beam combining

Frontiers in Physics
Quantum cascade lasers (QCLs) in the mid-infrared (MIR) hold significant potential for widespread applications in both military and civilian contexts.
Xinmin Fan, Xinmin Fan, Jianxin Zhang, Jianxin Zhang, Yan Wang, Yan Wang, Sensen Li, Chunyan Wang, Chunyan Wang, Yuantai Wu, Yuantai Wu, Lujun Zhang, Lujun Zhang, Xiaodong Huang, Xiaodong Huang, Shun Li, Shun Li, Yu Zhang   +17 more
doaj   +3 more sources

Computer Simulation of Multichannel Beam Focusing System in Turbulent Atmosphere

Photonics, 2023
The results of a computer simulation of laser beams focused by a combined multichannel array system in the atmosphere are presented. Beam propagation on atmospheric paths is considered taking into account the influence of turbulence and time-dependent ...
Petr Konyaev, Vladimir Lukin
doaj   +1 more source

High Brightness Diode Lasers Based on Beam Splitting and Polarization Combining

Applied Sciences, 2022
A new method to improve the brightness of diode lasers based on beam-waist splitting and polarization combining was proposed and demonstrated. The beam waist was split by a precisely cut prism into two parts and combined with a polarization beam combiner.
Yufei Zhao, Cunzhu Tong, Lijie Wang, Yanjing Wang, Huanyu Lu, Xin Zhang, Zhipeng Wei, Lijun Wang   +7 more
doaj   +1 more source

A Metasurface Beam Combiner Based on the Control of Angular Response

Photonics, 2021
Beam combiners are widely used in various optical applications including optical communication and smart detection, which spatially overlap multiple input beams and integrate a output beam with higher intensity, multiple wavelengths, coherent phase, etc.
Zhihao Liu, Weibin Feng, Yong Long, Songming Guo, Haowen Liang, Zhiren Qiu, Xiao Fu, Juntao Li   +7 more
doaj   +1 more source

High Brightness Diode Laser Based on V-Shaped External Cavity and Beam-Waist Splitting Polarization Combining

Applied Sciences, 2023
A beam combining method to improve the brightness of diode lasers is proposed based on a V-shaped external cavity spectral beam and beam-waist splitting polarization combination.
Yufei Zhao, Cunzhu Tong, Zhipeng Wei, Jian Feng, Lijie Wang   +4 more
doaj   +1 more source