
Sidhaant Vasudeva, a PhD student in materials engineering, places a semiconductor chip for imaging on an X-ray microscope at Purdue University’s Flex Lab. Nikhilesh Chawla, Purdue’s Ransburg Professor in Materials Engineering and an expert in four-dimensional materials science, is working with Argonne National Laboratory to better detect defects in semiconductor chips. Credit: Purdue University photo/Kelsey Lefever A defect in a semiconductor chip may be s











