Title :
Carrier relaxation dynamics in MoS2 measured by optical/THz pump-probe spectroscopy
Author :
Strait, Jared ; Nene, Parinita ; Haining Wang ; Changjian Zhang ; Rana, Farhan
Author_Institution :
Dept. of Electr. & Comput. Eng., Cornell Univ., Ithaca, NY, USA
Abstract :
We present results on the relaxation dynamics of photoexcited carriers in MoS2 using optical-pump terahertz-probe spectroscopy. Our measurements indicate that carrier recombination is accelerated at low temperatures where defect-assisted recombination becomes more efficient.
Keywords :
electron-hole recombination; molybdenum compounds; optical pumping; terahertz wave spectra; MoS2; carrier recombination; carrier relaxation dynamics; defect-assisted recombination; optical-terahertz pump-probe spectroscopy; photoexcited carriers; Optical pulses; Optical pumping; Optical variables measurement; Semiconductor device measurement; Spontaneous emission; Temperature measurement; Ultrafast optics;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
