Optical probing of Wigner crystallization in monolayer WSe2 via diffraction of longitudinal excitonsRemoveArtem N. Abramov, Emil Chiglintsev, Tatiana Oskolkova, Maria Titova, Mikhail Kashchenko, Alexander Chernov, Vasily Kravtsov, and Ivan V. IorshPhys. Rev. B 114, L051404 (2026)