Intrinsic lifetime of higher excitonic states in tungsten diselenide monolayers

• DOI: 10.1039/c9nr04211c
• Publication Date: 2019-06-19T14:14:37Z
• Authors: Samuel Brem; Jonas Zipfel; Malte Selig; Archana Raja; Lutz Waldecker; Jonas D. Ziegler; Takashi Taniguchi; Kenji Watanabe; Alexey Chernikov; Ermin Malic
• Keywords: Tungsten diselenide; Diselenide

The reduced dielectric screening in atomically thin transition metal dichalcogenides allows to study the hydrogen-like series of higher exciton states optical spectra even at room temperature.