Four-dimensional optical manipulation of colloidal particles

Peter John Rodrigo*, Vincent Ricardo Daria, Jesper Glückstad

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

115 Citations (Scopus)

Abstract

We transform a TEM00 laser mode into multiple counterpropagating optical traps to achieve four-dimensional simultaneous manipulation of multiple particles. Efficient synthesis and dynamic control of the counterpropagating- beam traps is carried out via the generalized phase contrast method, and a spatial polarization-encoding scheme. Our experiments genuinely demonstrate real-time, interactive particle-position control for forming arbitrary volumetric constellations and complex three-dimensional trajectories of multiple particles. This opens up doors for cross-disciplinary cutting-edge research in various fields.

Original languageEnglish
Article number074103
Pages (from-to)1-3
Number of pages3
JournalApplied Physics Letters
Volume86
Issue number7
DOIs
Publication statusPublished - 14 Feb 2005
Externally publishedYes

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