Volume 25, Issue 2 pp. 113-119

An optimal design for reducing the “black center” for a copper-vapor laser by using a genetic algorithm

Cheng Cheng

Cheng Cheng

Centre for Optical and Electromagnetic Research, State Key Laboratory for Modern Optical Instrumentation, Zhejiang University, Yu-Quan, Hangzhou 310027, P.R. China

Department of Physics, Hangzhou Normal College, Hangzhou 310012, P.R. China

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Sailing He

Sailing He

Centre for Optical and Electromagnetic Research, State Key Laboratory for Modern Optical Instrumentation, Zhejiang University, Yu-Quan, Hangzhou 310027, P.R. China

Department of Electromagnetic Theory, Royal Institute of Technology, S-100 44 Stockholm, Sweden

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Abstract

To obtain a maximum output as well as a minimum “black center” for a copper vapor laser system with an order of ∼100 W output, a genetic algorithm is applied to optimize both the lazer head and the discharge circuit. Compared with a previous experimental result, the beam characteristics are significantly improved along the radial direction, and the output increases from 91 to 171 W. © 2000 John Wiley & Sons, Inc. Microwave Opt Technol Lett 25: 113–119, 2000.

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