The X-Ray Tech That Reveals Chip Designs
Cars That Think
APRIL 30, 2022
This technique—called ptychographic X-ray laminography—requires access to some of the world’s most powerful X-ray light sources. That was done at the Paul Scherrer Institute (PSI) in Switzerland, where one of us (Aeppli) works. Shifting the objects within the slit [bottom left] alters produce a new combination [light purple].
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