Title :
Single photon emission from localized excitons in monolayer WSe2
Author :
Tonndorf, Philipp ; Schmidt, Robert ; Kern, Johannes ; Buscema, Michele ; Steele, Gary A. ; Castellanos-Gomez, Andres ; van der Zant, Herre S. J. ; de Vasconcellos, Steffen Michaelis ; Bratschitsch, Rudolf
Author_Institution :
Inst. of Phys. & Center for Nanotechnol., Univ. of Munster, Münster, Germany
Abstract :
We observe stable and narrowband single photon emission from localized quantum emitters in a WSe2 monolayer. Photoluminescence excitation spectroscopy reveals that the emission originates from single excitons trapped in a local potential well.
Keywords :
excitons; monolayers; photoluminescence; semiconductor materials; tungsten compounds; WSe2; local potential well; localized excitons; localized quantum emitters; monolayer; narrowband single photon emission; photoluminescence excitation spectroscopy; stable single photon emission; Atomic layer deposition; Energy states; Excitons; Photoluminescence; Photonics; Silicon; Spectroscopy;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2015 Conference on
Conference_Location :
San Jose, CA
