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Arkansas State University encourages all small businesses to compete for, win, and receive contracts for goods, services, and construction. This list of bids will be posted on the ASU Procurement Services website. Arkansas State University reserves the right...

Arkansas State University Museum is free to the public and has visiting hours from 10 am until 4:45 pm, Tuesday through Saturday. We are closed on Mondays, Sundays, and University Holidays. For the latest information regarding programs, events, special closure...

  On the evening of September 30, 1919, a group of sharecroppers (men, women and children) met at a black church at Hoop Spur, Arkansas to discuss problems they had trying to get a fair price for their cotton crops which they were in the midst of harvesting.  ...

Comet Tsuchinshan-ATLAS as viewed from Northeast Arkansas (mid-October 2024)Credit: Justin Crossno, Arkansas State University. Recent Publications The nature of defect tolerance in (some) halide perovskites The halogen vacancy, Tl-activator, and Tl-...

We are interested in first-principles based or empirical and semi-empirical methods to study, characterize, and optimize materials for optoelectronic applications. Excerpts from some of our recent works are shown below as a brief overview.  Support Our res...

K. Biswas, “The nature of defect tolerance in (some) halide perovskites”, APL Electronic Devices 1, 030901 (2025).  B. Kang and K. Biswas, “The halogen vacancy, Tl-activator, and Tl-bound excitons in CsI:Tl scintillator”, J. Appl. Phys. 138, 135105 (2025)...