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Principal Sponsors

The William and Flora Hewlett Foundation
The Hewlett Logo

Makes grants to address the most serious social and environmental problems facing society, where risk capital, responsibly invested, may make a difference over time.
The NSF LogoNational Science Foundation

An independent federal agency created by Congress in 1950 to promote the progress of science.

Excellence Center of Science and Mathematics Education at King Saud University LogoExcellence Center of Science and Mathematics Education at King Saud University

King Saud University seeks to become a leader in educational and technological innovation, scientific discovery and creativity through fostering an atmosphere of intellectual inspiration and partnership for the prosperity of society.

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Optical Tweezers and Applications

Did you ever imagine that you can use light to move a microscopic plastic bead? Explore the forces on the bead or slow time to see the interaction with the laser's electric field. Use the optical tweezers to manipulate a single strand of DNA and explore the physics of tiny molecular motors. Can you get the DNA completely straight or stop the molecular motor?

 
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Version 2.02
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Topics Teaching Ideas Software Requirements Translated Versions Credits

Topics

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Sample Learning Goals

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Teaching Ideas

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Software Requirements

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Windows Systems Macintosh Systems Linux Systems
Microsoft Windows XP/Vista/7
Sun Java 1.5.0_15 or later

 OS 10.4.11 or later
Apple Java 1.5.0_19 or later

 Sun Java 1.5.0_15 or later

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Translated Versions

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Chinese Taiwan Chinese, Taiwan Download
Croatian Croatian Download
Dutch Dutch Download
Greek Greek Download
Polish Polish Download
Portuguese Portuguese Download
Russian Russian Download
Spanish Spanish Download

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Credits

Design Team Third-party Libraries Thanks To
  • Wendy Adams
  • Michael Dubson
  • Chris Malley (developer)
  • Kathy Perkins (lead)
  • Thomas Perkins
  • Interviewer: Archie Paulson
  • jfreechart
  • piccolo
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