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Giedrius Abromavicius, Martynas Skapas and Remigijus Ju?kenas
Co2+:MgAl2O4 crystals are successfully used as passive Q-switches within the cavity of erbium glass lasers. Their limited resistance to laser radiation might also put constraints on the generated output peak power. Usually, polishing of optical substrate...
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Hong-Shik Shin
Deep electrochemical etching (DEE) is proposed in this paper. DEE is a process that repeats steps consisting of electrodeposition, laser patterning, and electrochemical etching. In the electrodeposition step, a deposited layer is formed on the surface of...
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Shuo Jia, Zhiyuan Jiang, Binbin Jiao, Xiaochi Liu, Yijie Pan, Zhenfei Song and Jifeng Qu
Herein, a microfabricated millimeter-level vapor alkali cell with a high hermeticity is fabricated through a wet etching and single-chip anodic bonding process. The vapor cell, containing Rb and N2, was investigated in a coherent population trapping (CPT...
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Shih-Jeh Wu, Hsiang-Chen Hsu, Wen-Fei Lin
Pág. 29 - 32
Sapphire is a hard and anti-scratch material commonly used as cover glass of mobile devices such as watches and mobile phones. A mechanical polishing using diamond slurry is usually necessary to create mirror surface. Additional chamfering at the edge is...
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Xuehui Chen, Xiang Li, Chao Wu, Yuping Ma, Yao Zhang, Lei Huang and Wei Liu
Liquid-assisted laser technology is used to etch defect-free materials for high-precision electronics and machinery. This study investigates water-jet-assisted laser etching of polysilicon material. The depths and widths of the etched grooves were invest...
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Jian Cheng, Jinghe Wang, Jing Hou, Hongxiang Wang and Lei Zhang
Laser-induced damage on fused silica optics remains a major issue that limits the promotion of energy output of large laser systems. Subsurface impurity defects inevitably introduced in the practical polishing process incur strong thermal absorption for ...
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Wei-Kai Wang, Shih-Yung Huang, Ming-Chien Jiang and Dong-Sing Wuu
Approximately 4-µm-thick GaN epitaxial films were directly grown onto a GaN/sapphire template, sapphire, Si(111), and Si(100) substrates by high-temperature pulsed laser deposition (PLD). The influence of the substrate type on the crystalline quality, su...
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Torrisi, L.; Ciavola, G.; Gammino, S.; Ando, L.; Barna`, A.; Laska, L.;
Pág. 4330 - 4334
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