#Veritasium #video about #ASML #EUV #photolithography machines, which apparently cost US$400 million each. Explains #optics a bit, including defining NA (as the sine of half the cone included angle) and the Rayleigh equation. Traces the #history through Kinoshita and Andrew Hawryluk, with an #interview with the latter, and extensive interviews with people at ASML. #precision
on 02025-12-31#news on #AI and #export-controls: “#China may have reverse engineered #EUV lithography tool in covert lab, report claims — employees given fake IDs to avoid secret project being detected, prototypes expected in 2028”: “The Chinese machine reportedly generates EUV light with a wavelength of 13.5nm using the same laser-produced plasma (LPP) method as ASML Twinscan NXE machines.”
on 02025-12-18archive of https://www.japantimes.co.jp/business/2025/12/18/tech/china-west-ai-chips/ #China #news on #AI and #export-controls: new #EUV light source built in Shenzhen. “The team includes recently retired, Chinese-born former ASML engineers and scientists — prime recruitment targets because they possess sensitive technical knowledge but face fewer professional constraints after leaving the company, the people said.
Their recruitment was part of an aggressive drive China launched in 2019 for semiconductor experts working abroad, offering signing bonuses that started at 3 million yuan to 5 million yuan ($420,000 to $700,000) and home-purchase subsidies, according to a review of government policy documents.”
on 02025-12-18