• DocumentCode
    732824
  • Title

    PT-symmetric cavities with simultaneous unidirectional lasing and reflectionless modes

  • Author

    Ramezani, Hamidreza ; Hao-kun Li ; Yuan Wang ; Xiang Zhang

  • Author_Institution
    NSF Nanoscale Sci. & Eng. Center, Univ. of California, Berkeley, Berkeley, CA, USA
  • fYear
    2015
  • fDate
    10-15 May 2015
  • Firstpage
    1
  • Lastpage
    2
  • Abstract
    Using parity-time (PT) symmetric cavities, we introduce a new family of spectral singularities with highly directional response. At these singularities the PT-symmetric cavity support a simultaneous lasing mode from one side and zero reflection mode from the opposite side.
  • Keywords
    laser cavity resonators; reflectivity; highly directional response; parity-time symmetric cavities; reflection mode; reflectionless modes; spectral singularities; unidirectional lasing; Cavity resonators; Couplings; Lasers; Optical losses; Refractive index; Resonant frequency; Scattering;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Lasers and Electro-Optics (CLEO), 2015 Conference on
  • Conference_Location
    San Jose, CA
  • Type

    conf

  • Filename
    7183261