• DocumentCode
    2743741
  • Title

    Ultrafast Conductivity and Lattice Dynamics of Insulator-Metal Phase Transition in VO2 Studied via Multi-Terahertz Spectroscopy

  • Author

    Kübler, C. ; Ehrke, H. ; Leitenstorfer, A. ; Lopez, R. ; Halabica, A. ; Haglund, R.F., Jr.

  • Author_Institution
    Univ. Konstanz, Konstanz
  • fYear
    2006
  • fDate
    18-22 Sept. 2006
  • Firstpage
    554
  • Lastpage
    554
  • Abstract
    The mid-infrared ultrafast response of VO2 thin films following 10 fs interband excitation is investigated as a function of sample temperature and laser fluence. The dynamics of the terahertz conductivity provides an insight into the microscopic details of the phase transition.
  • Keywords
    excited states; infrared spectra; insulating thin films; lattice dynamics; metal-insulator transition; metallic thin films; submillimetre wave spectra; vanadium compounds; VO2; insulator-metal phase transition; interband excitation; lattice dynamics; midinfrared ultrafast response; multiterahertz spectroscopy; terahertz conductivity; thin films; ultrafast conductivity; Conductivity; Insulation; Laser excitation; Laser transitions; Lattices; Pump lasers; Spectroscopy; Temperature; Ultrafast electronics; Ultrafast optics;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Infrared Millimeter Waves and 14th International Conference on Teraherz Electronics, 2006. IRMMW-THz 2006. Joint 31st International Conference on
  • Conference_Location
    Shanghai
  • Print_ISBN
    1-4244-0400-2
  • Electronic_ISBN
    1-4244-0400-2
  • Type

    conf

  • DOI
    10.1109/ICIMW.2006.368762
  • Filename
    4222496
    • Link To Document
    https://search.isc.ac/dl/search/defaultta.aspx?DTC=49&DC=2743741