Silicon photonics

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  • Chips that can steer light

    Record-setting ‘optical phased arrays’ could lead to better laser rangefinders, smaller medical-imaging devices and even holographic TVs.

    January 9, 2013
  • First germanium laser

    New results from MIT’s Electronic Materials Research Group bring us closer to computers that use light instead of electricity to move data.

    February 4, 2010