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The development of new energy technology has made battery technology the engine for advancing clean energy. In battery manufacturing, the cutting of battery shell shaped parts is a crucial step. CO2 laser cutting machines have become an innovative tool for promoting the development of this field due to their high efficiency and precision. This article will delve into the important characteristics ...
The femtosecond laser emits ultra short optical pulses with a duration of less than one picosecond, reaching the femtosecond level (1fs=10-15s). The characteristics of femtosecond laser are extremely short pulse width and high peak intensity.Ultra short pulse trains can minimize residual heat, ensure precise material processing, and minimize incidental damage. Its high peak intensity can induce no...
Laser cladding, also known as laser metal deposition, is a process of depositing one material onto another.When the laser beam scans the target surface, metal powder or wire flow is fed into the molten pool formed by the laser beam, thereby producing the required material coating.The laser cladding method improves the surface properties of the parts, such as wear resistance, and allows for the rep...
Researchers from the University of Witwatersrand in South Africa have reported a review of research on residual stresses in carbon steel welding: formation mechanisms, mitigation strategies, and advances in advanced post weld heat treatment technologies. The relevant paper titled "A comprehensive review of residual stresses in carbon steel welding: formation mechanisms, mitigation strategies, and ...
Recently, the Jiang Haihe Research Group of the Health Institute of the Chinese Academy of Sciences Hefei Institute of Materia Medica made important progress in the research of the high-energy pulsed laser transmission system in the mid infrared band, and designed a 78 μ The 6-hole microstructure anti resonant hollow core fiber (AR-HCF) with a larger core diameter achieved efficient transmissio...