from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Any device used to detect electromagnetic radiation


Sorry, no etymologies found.


  • Intel has built a series of optical components from silicon and related materials, including a prototype avalanche photodetector it announced in December 2008.

    IBM Researchers Claim Chip Advance

  • IBM's advance involves a key component called an avalanche photodetector, which converts light into electricity.

    IBM Researchers Claim Chip Advance

  • The researchers say they used silicon and the element germanium to create an photodetector that is among the fastest and least power-hungry of its kind.

    IBM Researchers Claim Chip Advance

  • He said IBM's photodetector can detect weak pulses and amplify them without adding unwanted noise, a previous problem with the technology.

    IBM Researchers Claim Chip Advance

  • Conversation with Stephen is slow, about 3 words a minute, produced by Stephen moving a muscle in his face (imaged by a lens and photodetector) to control a cursor on his computer screen.

    Guest Post — Kip Thorne on Stephen Hawking

  • His current research interests are in the device application and the growth kinetics of InGaAs/GaAs strained layer quantum dot device, InGaAs/InAs room temperature infrared light emitting diode and photodetector with applications to the pollution detection and biological reaction of cells.

    NTU Presidential Quackery

  • Serial transceivers use one 10-Gbps laser and one photodetector.

    Finisar Follows A Path To Its Next Double

  • Using a unique process, Finisar grows the lasers on top of a photodetector, enabling precise readings and low power for optical mice.

    Finisar Follows A Path To Its Next Double

  • The detectivity of an infrared photodetector is determined by how much signal it receives, divided by the noise it receives.

    Newswise: Latest News

  • In this interdigitated metal-graphene-metal photodetector, an asymmetric metallization scheme is adopted to break the mirror symmetry of the internal electric-field profile in conventional graphene field-effect transistor channels

    Naturejobs - All Jobs


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