中国科学院长春光学精密机械与物理研究所(CIOMP OpenIR): 大功率半导体激光器研究进展 验证
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The high-precision diffraction grating is an important chromatic dispersion component that
has been widely used in many fields, including laser beam combining, chirped pulse …

An external cavity structure based on the− 1st transmission grating is introduced to spectral
beam combining a 970 nm diode laser bar. A CW output power of 50.8 W, an electro-optical …

We demonstrate the spectral beam combining of a diode laser stack, which contains three
970nm Mini-Bars along the fast-axis direction, in an external cavity. At the pump current of …

摘要光栅-外腔光谱合束是基于光栅的波长选择特性和外腔的反馈, 使得半导体激光阵列(DLA)
中的每个发光单元锁定在不同的波长, 并保持每个发光单元输出光束在近场和远场重合 …

We report on the development of direct diode laser source with high-power and high
reliability. The laser source was realized by the polarization and wavelength combination of …

We proposed a modified off-axis spectral beam combining method, based on the concept of
selective feedback. A high reflectivity mirror with a fixed width was used to select and couple …

Detecting defects on diffraction gratings is crucial for ensuring their performance and
reliability. Practical detection of these defects poses challenges due to their subtle nature …

A novel spectral beam combining (SBC) approach based on off-axis feedback in a V-shaped
external cavity (VSBC) was proposed and demonstrated. A highly reflecting mirror was used …

Up to 16 W output power has been obtained using spectral beam combining of two 1063 nm
DBR-tapered diode lasers. Using a reflecting volume Bragg grating, a combining efficiency …