Effects of Water-Based and Underwater Assistance Methods on the Hole Quality of Silicon Nitride Ceramics Using a Picosecond Laser

This study investigated the effects of water-based and underwater assistance methods on the quality of picosecond laser-drilled microholes in silicon nitride ceramics, analyzing the influence of laser power variations in air and aqueous environments on entrance/exit diameters, taper angles, internal...

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Bibliographic Details
Main Authors: Jie Zhang, Liang Wang, Yongchao Shi, Song Yao, Kaibo Xia
Format: Article
Language:English
Published: MDPI AG 2025-05-01
Series:Micromachines
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Online Access:https://www.mdpi.com/2072-666X/16/6/651
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