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Title: Sub-wavelength antenna enhanced bilayer graphene tunable photodetector

The integration of bilayer graphene with an absorption enhancing sub-wavelength antenna provides an infrared photodetector capable of real-time spectral tuning without filters at nanosecond timescales.
Inventors:
; ; ; ;
Issue Date:
OSTI Identifier:
1243314
Assignee:
Sandia Corporation (Albuquerque, NM) SNL-A
Patent Number(s):
9,293,627
Application Number:
14/056,023
Contract Number:
AC04-94AL85000
Resource Relation:
Patent File Date: 2013 Oct 17
Research Org:
Sandia National Lab. (SNL-NM), Albuquerque, NM (United States)
Sponsoring Org:
USDOE
Country of Publication:
United States
Language:
English
Subject:
36 MATERIALS SCIENCE; 47 OTHER INSTRUMENTATION; 77 NANOSCIENCE AND NANOTECHNOLOGY

Other works cited in this record:

Active terahertz metamaterial devices
journal, November 2006
  • Chen, Hou-Tong; Padilla, Willie J.; Zide, Joshua M. O.
  • Nature, Vol. 444, Issue 7119, p. 597-600
  • DOI: 10.1038/nature05343

Ultrafast graphene photodetector
journal, October 2009
  • Xia, Fengnian; Mueller, Thomas; Lin, Yu-ming
  • Nature Nanotechnology, Vol. 4, Issue 12, p. 839-843
  • DOI: 10.1038/nnano.2009.292

Single and few-layer graphene based photodetecting devices
patent, November 2011

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