2026-05-04

[News] Researchers Reportedly Develop Ultrafast Laser Wiring for Glass Substrates, Targeting CPO Bottleneck

As glass substrates gain traction as a key material for next-generation AI semiconductor packaging, related technologies are drawing increasing industry attention. According to ETNews, Chonnam National University said a research team led by Professor Han Seung-hoe from the Department of Mechanical Engineering has developed an “ultrashort-pulse laser-induced chemical vapor deposition (ULCVD)” technology. The report indicates that the method uses an ultrafast femtosecond laser to directly inscribe conductive carbon circuits on both sides of transparent subs...
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For three decades, white LEDs have depended on rare earth materials such as yttrium aluminum garnet (YAG) layered onto a blue LED chip (Figure 1). Seoul Viosys Co., Ltd. (KOSDAQ: 092190) today announced that it has broken that dependence. It h... READ MORE

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