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  • Frontiers in Optics 2007/Laser Science XXIII/Organic Materials and Devices for Displays and Energy Conversion
  • OSA Technical Digest (CD) (Optica Publishing Group, 2007),
  • paper LThE1
  • https://doi.org/10.1364/LS.2007.LThE1

Terahertz spectroscopy in the near field

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Abstract

We observe a terahertz field enhancement in the junction between a sub-wavelength metal probe tip and a metallic substrate. We exploit this in the first observation of a metal-insulator phase transition using terahertz near-field techniques.

© 2007 APS

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