The EUV lithography machines are essential to producing modern chips. And the US has stopped China from acquiring them.
Scientists at the University of Illinois at Urbana-Champaign can remove tin contamination from ultraviolet lithography machines manufactured by the Netherlands-based ASML, which is at the centre of the US-China chip war.
SMIC has developed a 7nm semiconductor, placing the Chinese behemoth in the league of Intel and others.
The move means that US companies will need to get a license to sell sophisticated technology to SMIC.
Subscribe to our Youtube channel for all latest in-depth, on the ground reporting from around the world.
Copyright © 2022 TRT World.