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Conferences > CLEO_SI > 2015 > SF1G > SF1G.1

All-carbon photodetectors

F. Wang, Y. D. Liu, X. M. Wang, E. Flahaut, Y. Li, X. Z. Wang, X. R. Wang, Y. B. Xu, Y. Shi, and R. Zhang

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Abstract

We demonstrate a graphene/nanotube hybrid phototransistor, in which photogating provided by the nanotube layer leads to a dramatically enhanced photoresponsivity (>100A/W) in the visible range, corresponding to ~104 enhancement with respect to a graphene-only device.

© 2015 Optical Society of America

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