Email Print Share

All Images


News Release 05-123

High-Tech Tool Maneuvers Microscopic Particles

Optical conveyor belt moves 15,000 micron-sized objects all at once

This material is available primarily for archival purposes. Telephone numbers or other contact information may be out of date; please see current contact information at media contacts.

Walls of light confine and transport tiny particles on an optical conveyor belt.

View Video
Turn video captions on or off.

Walls of light produced by a digital micro-mirror projector confine 20-micron polystyrene particles and transport them on an optical conveyor belt.

Turning captions on or off:
To see the clip with the captions on, you will need to select Tools > Preferences > Content > Use Supplemental text captioning when available, or deselect it if you do not wish to see the captions. Then re-start the video.

Credit: Ming Wu, University of California, Berkeley

Video is for NSF use only. Please contact Ming Wu for additional permissions.