WebThe scale bar is 5 mm. c. Dark-field scattering spectra of WS2 nanoantenna covered with monolayer WSe2 (solid curve), with the comparison with nanoantennas before WSe2 transfer (dashed curve). The vertical dashed line indicates the monolayer exciton position. d. Symbols show peak positions from Fig.c. WebSpin-forbidden intravalley dark exciton in tungsten-based transition metal dichalcogenides (TMDCs), owing to its unique spin texture and long lifetime, has attracted intense research interest.
Phys. Rev. B 104, L241406 (2024) - Dark exciton-exciton …
WebThe monolayer (WSe2) presents bright and dark defects spotted by STM images performed in UHV. STS confirms the sample as p-doped, possibly as a net result of the observed … WebWe also analyze possible hybridized excitonic states and estimate the lifetime of each exciton, including effects of brightening of dark excitons that significantly affect the PL … chinedu igwe md
Twist-Dependent Tuning of Excitonic Emissions in Bilayer WSe2
WebJul 10, 2016 · Phonon induced line broadening and population of the dark exciton in a deeply trapped localized emitter in monolayer WSe2. Yu-Ming He, S. Höfling, C. Schneider; Physics. ... (WSe2), a representative semiconducting dichalcogenide with a bandgap in the visible spectral range, discover centres that, at low temperatures, give rise to sharp ... WebThe exceptionally strong Coulomb interaction in semiconducting transition-metal dichalcogenides (TMDs) gives rise to a rich exciton landscape consisting of bright and … WebJul 9, 2024 · @article{osti_1609905, title = {Gate Tunable Dark Trions in Monolayer WSe2}, author = {Liu, Erfu and van Baren, Jeremiah and Lu, Zhengguang and Altaiary, Mashael M. and Taniguchi, Takashi and Watanabe, Kenji and Smirnov, Dmitry and Lui, Chun Hung}, abstractNote = {Monolayer WSe2 is an intriguing material to explore dark exciton … chinedu igwe md npi