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Conferences > CLEO_QELS > 2013 > QTu2B > QTu2B.6

Slow Light Femtosecond Pulses by Adiabatic Plasmonic Nanofocusing

Vasily Kravtsov, Joanna M. Atkin, and Markus B. Raschke

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Abstract

We demonstrate broadband slow light through adiabatic nanofocusing of surface plasmon polaritons (SPPs) on a conical tip. A few femtosecond group delay for nanofocused pulses is found, corresponding to an SPP velocity of less than 0.2c at the apex of the tip.

© 2013 Optical Society of America

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