What Is EUV Lithography — and Why Only One Company Can Make It?
EUV lithography is the ultra-precise process that etches modern AI chips — and only one company in the world, ASML, can build the machines that do it.
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ASML is a Dutch company and the world’s only maker of extreme ultraviolet (EUV) lithography machines — equipment essential to manufacturing the most advanced AI chips. It sits at a critical chokepoint in the global semiconductor industry, and access to its technology has become a central issue in US export controls and geopolitical tension. This hub tracks ASML’s business and its role in the AI chip supply chain.
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China Starts Mass-Producing Homegrown DUV Chipmaking Tools
A Chinese state-backed firm has begun mass-producing homegrown immersion DUV lithography machines for its chipmakers, briefly rattling global semiconductor-equipment stocks.
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