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Conference Paper
CLEO: Science and Innovations
San Jose, California United States
June 9-14, 2013
ISBN: 978-1-55752-972-5
THz Metamaterials & Plasmonics II (CM2J)

Spatial confinement of broadband THz pulses with a twin-needle probe for THz spectroscopy

Oleg Mitrofanov, Cyril Renaud, and Alwyn Seeds  »View Author Affiliations


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Spatial confinement of broadband terahertz (THz) pulses to a 10 micrometer spot is achieved using a twin-needle probe. Combined with a THz subwavelength aperture near-field probe, it enables broadband THz spectroscopy of single micrometer-size objects.

© 2013 OSA

OCIS Codes
(240.6680) Optics at surfaces : Surface plasmons
(180.4243) Microscopy : Near-field microscopy
(300.6495) Spectroscopy : Spectroscopy, teraherz

O. Mitrofanov, C. Renaud, and A. Seeds, "Spatial confinement of broadband THz pulses with a twin-needle probe for THz spectroscopy," in CLEO: 2013, OSA Technical Digest (online) (Optical Society of America, 2013), paper CM2J.5.

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