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Conference Paper
Conference on Lasers and Electro-Optics
Baltimore, Maryland United States
May 31, 2009 - June 5, 2009
ISBN: 978-1-55752-869-8
THz Plasmonics (CWG)

Ultrafast Optical Control of Terahertz Surface Plasmon Polariton in Subwavelength Hole-Arrays at Room Temperature

Abul K. Azad, Zhen Tian, Hou-Tong Chen, Xinchao Lu, Satish R. Kasarla, Weili Zhang, Antoinette J. Taylor, and John F. O'Hara


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We demonstrate ultrafast optical control of terahertz surface plasmon resonance in subwavelength metallic hole arrays. The transient photoconductivity of the substrate allows modulation of the THz resonance amplitude with a time scale of ~10 ps.

© 2009 The Optical Society

OCIS Codes
(240.0240) Optics at surfaces : Optics at surfaces
(240.6680) Optics at surfaces : Surface plasmons
(300.0300) Spectroscopy : Spectroscopy
(300.6495) Spectroscopy : Spectroscopy, teraherz

A. K. Azad, Z. Tian, H. Chen, X. Lu, S. R. Kasarla, W. Zhang, A. J. Taylor, and J. F. O'Hara, "Ultrafast Optical Control of Terahertz Surface Plasmon Polariton in Subwavelength Hole-Arrays at Room Temperature," in Conference on Lasers and Electro-Optics/International Quantum Electronics Conference, OSA Technical Digest (CD) (Optical Society of America, 2009), paper CWG4.

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