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Carbon nanotube-based non-cryogenic cooled spectrum IR detectors

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

Abstract

Carbon nanotube (CNT) has been found to be one of the promising materials for efficient detection and used in different nanoelectronic devices due to its unique electrical properties. Recently, the applications of nanostructural material to infrared (IR) sensors are considered. Our group has developed non cryogenic cool and multiple spectrums optical sensors using single CNT and demonstrated the good sensitivity of CNT to the infrared light in different ranges. In this paper, design, fabrication and experimental result of the CNT-based optical sensor were described. The results indicated the band gap of CNTs can be tuned by electrical breakdown process, resulting multiple spectrum sensors can be developed by controlling the band gap of CNTs. Moreover, the CNT-based optical sensor detected the near-IR (NIR) signal and middle-wave IR (MWIR) signal in room temperature environment, the temperature dependency of the sensors has been studied. © 2009 SPIE.
Original languageEnglish
Title of host publicationProceedings of SPIE - The International Society for Optical Engineering
Volume7419
DOIs
Publication statusPublished - 2009
Externally publishedYes
EventInfrared Systems and Photoelectronic Technology IV - San Diego, CA, United States
Duration: 4 Aug 20096 Aug 2009

Publication series

Name
Volume7419
ISSN (Print)0277-786X

Conference

ConferenceInfrared Systems and Photoelectronic Technology IV
PlaceUnited States
CitySan Diego, CA
Period4/08/096/08/09

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Research Keywords

  • Carbon Nanotube
  • Infrared Detector
  • Photovoltaic Effect

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