THz transient photoconductivity with near-field detection

N.J.J. van Hoof, S.E.T. ter Huurne, J. Gomez Rivas, A. Halpin

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Abstract

We demonstrate a novel technique that enables the sub-diffraction near-field study of photo-excited structures probed with broadband THz radiation. As a proof-of-concept this system measures sub-ps temporal dynamics of photoexcited carriers in a thin film of GaAs with a spatial resolution of 60 μm (λ/10 at 0.5 THz peak intensity).

Original languageEnglish
Title of host publication2018 43rd International Conference on Infrared Millimeter and Terahertz Waves, IRMMW-THz 2018
Place of PublicationPiscataway
PublisherInstitute of Electrical and Electronics Engineers
Number of pages2
ISBN (Electronic)978-1-5386-3809-5
ISBN (Print)978-1-5386-3810-1
DOIs
Publication statusPublished - 25 Oct 2018
Event43rd International Conference on Infrared Millimeter and Terahertz Waves, IRMMW-THz 2018 - Nagoya, Japan
Duration: 9 Sept 201814 Sept 2018
Conference number: 43

Conference

Conference43rd International Conference on Infrared Millimeter and Terahertz Waves, IRMMW-THz 2018
Abbreviated titleIRMMW-THz
Country/TerritoryJapan
CityNagoya
Period9/09/1814/09/18

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