Biexciton fine structure in monolayer transition metal dichalcogenides
K. Tran, M. Kolarczik, S. Helmrich, A. W. Achtstein, U. Woggon, N. Owschimikow, F. Jahnke & X. Li Nature Physics (2018) https://doi.org/10.1038/s41567-018-0282-x The optical properties of atomically thin [...] electron–hole exchange. Ultrafast pump–probe experiments on monolayer WSe 2 reveal decisive biexciton signatures and a fine structure in excellent agreement with a microscopic theory. We provide a pathway to