All-optical sorting

Michael MacDonald, Gabriel Spalding, Kishan Dholakia

Research output: Contribution to specialist publicationArticle

7 Citations (Scopus)

Abstract

The use of an optical lattice produced by means of a five-beam interference pattern to perform fractionation of co-streaming particles in microfluidic flows is discussed. It was found that when a flow of mixed particles passed through the lattice, selected particles strongly deflected from their original trajectories. The lattice suitable for sorting can be formed in a number of ways including the holographic technique. The use of optical lattices has potential for high continuous throughput at the size scale of cell sorting, where fractionation based upon size-dependent diffusivity cannot be used.

Original languageEnglish
Number of pages1
Volume15
No.12
Specialist publicationOptics and Photonics News
Publication statusPublished - 1 Jan 2004

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Atomic and Molecular Physics, and Optics
  • Condensed Matter Physics
  • Electrical and Electronic Engineering

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