“Tractor Beam” in Microworld

Oto Brzobohatý; Martin Šiler; Vítězslav Karásek; Lukáš Chvátal; Pavel Zemánek; Tomáš Čižmár

doi:10.1364/OTA.2013.TM4D.5

Optics in the Life Sciences
OSA Technical Digest (online) (Optica Publishing Group, 2013),
paper TM4D.5
•https://doi.org/10.1364/OTA.2013.TM4D.5

“Tractor Beam” in Microworld

Oto Brzobohatý, Martin Šiler, Vítězslav Karásek, Lukáš Chvátal, Pavel Zemánek, and Tomáš Čižmár

Optical Trapping Applications 2013

Waikoloa Beach, Hawaii United States
14–18 April 2013
ISBN: 978-1-55752-966-4

From the session
Approaching the Limits (TM4D)

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O. Brzobohatý, M. Šiler, V. Karásek, L. Chvátal, P. Zemánek, and T. Čižmár, "“Tractor Beam” in Microworld," in Optics in the Life Sciences, OSA Technical Digest (online) (Optica Publishing Group, 2013), paper TM4D.5.

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Abstract

Recent theoretical studies demonstrate that micro-particles can be pulled by a laser beam against its propagation axis even without optical gradient force. We present a geometry of such “tractor” beam and experimentally demonstrate its functionality and applications.

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