Optical conveyor belt for delivery of sub-micron objects

被引:0
|
作者
Cizmár, T
Garcez-Chavez, V
Dholakia, K
Zemánek, P
机构
[1] Acad Sci Czech Republic, Inst Sci Instruments, Kralovopolska 147, CS-61264 Brno, Czech Republic
[2] Univ St Andrews, Sch Phys & Astron, St Andrews KY16 9SS, Fife, Scotland
来源
关键词
optical trapping; optical force; optical lattice; bessel beam; nondiffracting beam; conveyor belt; optical binding;
D O I
10.1117/12.675857
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We demonstrate how the standing wave created from two counter-propagating non-diffracting (Bessel) beams can be used for confinement of sub-micron sized particles. At the same time we proved that changing the phase shift between these two beams can be efficiently used for precise delivery of sub-micron objects in unison. We succeeded in delivery of polystyrene particles of diameter 410 nm over a distance of 300 gm.
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页数:7
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