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June 13, 2026High Power Laser Science and EngineeringOpen Access

A 81 mJ 12 MW Nanosecond All-fiber-Based MOPA Laser Based on Pulse-Picking Amplification and Beam Homogenization

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Authors

JCJunjie ChengDCDongxu ChenZXZhongwei Xu

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Overview

This technical development highlights advancements in laser technology, enhancing optical performance in nanosecond applications.

Key Points

  • To develop an efficient all-fiber MOPA (Master Oscillator Power Amplifier) laser system with enhanced optical performance.
  • Designed a nanosecond fiber laser system with a pulse-picking mechanism.
  • Incorporated beam homogenization techniques for improved output.
  • Tested the laser's performance in various configurations.
  • Achieved a pulse energy of 81 mJ with a peak power of 12 MW.
  • Demonstrated significant improvements in beam uniformity.
  • Outlined practical applications in precision material processing.

Cite This Study

Cheng et al. (2026) studied this question.

synapsesocial.com/papers/6a2cf3b4faef96ed7f05636dhttps://doi.org/10.1017/hpl.2026.10168
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