Title :
A high response MoS2-graphene hetero-junction photodetector with broad spectral range
Author :
Joon Young Kwak ; Jeonghyun Hwang ; Graham, Mike ; Alsalman, Hussain ; Munoz, Nicolas ; Calderon, Brian ; Campbell, Daniel ; Spencer, Michael G.
Author_Institution :
Sch. of Electr. & Comput. Eng., Cornell Univ., Ithaca, NY, USA
Abstract :
In this paper, we demonstrate a novel MoS2-graphene hetero junction photodetector spanning a wide spectral response from visible to infrared with a photoconduction responsivity of 24.2 mA/W at 520 nm and 2.1 mA/W at 1.01 μm.
Keywords :
graphene; infrared spectra; molybdenum compounds; photoconductivity; photodetectors; semiconductor heterojunctions; semiconductor materials; visible spectra; MoS2-C; broad spectral range; high response MoS2-graphene hetero-junction photodetector; infrared spectral response; photoconduction responsivity; visible spectral response; wavelength 520 nm to 1.01 mum; wide spectral response; Educational institutions; Gold; Graphene; Junctions; Optical imaging; Photodetectors; Threshold voltage;
Conference_Titel :
Device Research Conference (DRC), 2013 71st Annual
Conference_Location :
Notre Dame, IN
Print_ISBN :
978-1-4799-0811-0
DOI :
10.1109/DRC.2013.6633888
