Title :
Vertical silicon nanowire photodetectors: Spectral sensitivity via nanowire radius
Author :
Hyunsung Park ; Yaping Dan ; Kwanyong Seo ; Yu, Ya Jun ; Duane, Peter K. ; Wober, Munib ; Crozier, Kenneth B.
Author_Institution :
Sch. of Eng. & Appl. Sci., Harvard Univ., Cambridge, MA, USA
Abstract :
We demonstrate that vertical silicon nanowires function as photodetectors whose spectral sensitivities are controlled by choice of nanowire radius. The measured external quantum efficiencies of fabricated devices are compared to electromagnetic simulations.
Keywords :
elemental semiconductors; nanowires; photodetectors; semiconductor quantum wires; silicon; Si; electromagnetic simulations; external quantum efficiencies; nanowire radius; spectral sensitivity; vertical silicon nanowire photodetectors; Contacts; Image color analysis; Indium tin oxide; Optical device fabrication; Optical imaging; Photodetectors; Silicon;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
