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February 24, 2023

Electrons and holes in thin semiconductor form novel insulating state

Electrons and holes residing in different layers of an atomically thin semiconductor interact strongly with each other, forming a novel insulating state known as excitonic insulators.

[Research supported by U.S. National Science Foundation grants DMR 1644779, DMR 1945420, DMR 2104902, DMR 2104805, PHY 2110212, PHY 1806227, CMMI 1825594, DMR 1955889, CMMI 1933214, DMR 1904716, DBI 1935994, ECCS 2052527 and DMR 2111812.]

Learn more in the University of Virginia news story UVA Materials Science Engineers Work on New Material for Computer Chips. (Date of image: July 2022; date originally posted to NSF Multimedia Gallery: Feb. 24, 2023)

Credit: Sufei Shi/Rensselaer Polytechnic Institute; Yongtao Cui/University of California, Riverside

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