Vertical germanium nanowire photodetectors with suspended graphene top contact

Shi Qiang Li, Jacopo Frigerio, Daniel Chrastina, Giovanni Isella, Amit Solanki, Wuzhou Song, Changxi Zheng, Kenneth B. Crozier

Research output: Chapter in Book/Report/Conference proceedingConference PaperOtherpeer-review

2 Citations (Scopus)


We demonstrate photodetectors for visible-to-infrared imaging, comprising vertical germanium nanowires on a silicon substrate, with a suspended graphene layer as the top electrical contact. Measured responsivity spectra show peaks that shift with increasing nanowire diameter.

Original languageEnglish
Title of host publication2016 Conference on Lasers and Electro-Optics, CLEO 2016
PublisherIEEE, Institute of Electrical and Electronics Engineers
Number of pages2
ISBN (Electronic)9781943580118
Publication statusPublished - 16 Dec 2016
EventConference on Lasers and Electro-Optics 2016 - San Jose, United States of America
Duration: 5 Jun 201610 Jun 2016 (Proceedings)


ConferenceConference on Lasers and Electro-Optics 2016
Abbreviated titleCLEO 2016
Country/TerritoryUnited States of America
CitySan Jose
Internet address

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