TY - RPRT TI - Why does silicon have an indirect band gap? AU - Oliphant, Emily [Department of Materials Science, University of Michigan, Ann Arbor, Michigan 48109, USA] (ORCID:0009000513748100) AU - Mantena, Veda [Department of Materials Science, University of Michigan, Ann Arbor, Michigan 48109, USA] (ORCID:0009000236574914) AU - Brod, Madison [Northwestern University, Materials Science and Engineering, Evanston, IL 60208, USA] (ORCID:0000000327174361) AU - Snyder, G. Jeffrey [Northwestern University, Materials Science and Engineering, Evanston, IL 60208, USA] (ORCID:0000000314148682) AU - Sun, Wenhao [Department of Materials Science, University of Michigan, Ann Arbor, Michigan 48109, USA] (ORCID:000000028416455X) PY - 2025 DO - 10.1039/d4mh01038h UR - https://www.osti.gov/biblio/2507373 ID - 2507373 ER -