Nonlinear Lattice Response Observed Through Terahertz SPM

  • János Hebling
  • Matthias C. Hoffmann
  • Ka-Lo Yeh
  • György Tóth
  • Keith A. Nelson
Chapter
Part of the Springer Series in Chemical Physics book series (CHEMICAL, volume 92)

Abstract

Self-phase-modulation of ultrashort THz pulses was observed in lithium niobate at the 100 MW/cm2 intensity level. The effect, observed in time and frequency domains, suggests 1000x larger nonlinear index n2 than at visible wavelengths.

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Copyright information

© Springer-Verlag Berlin Heidelberg 2009

Authors and Affiliations

  • János Hebling
    • 1
    • 2
  • Matthias C. Hoffmann
    • 1
  • Ka-Lo Yeh
    • 1
  • György Tóth
    • 2
  • Keith A. Nelson
    • 1
  1. 1.Department of ChemistryMassachusetts Institute of TechnologyCambridgeUSA
  2. 2.Department of Experimental PhysicsUniversity of PécsPécsHungary

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