Trapping Particles In a Beam of Light—The Optical Tweezers Experiment

In this video I show you how to trap particles with focused light. I talk about light having momentum and how this experiment can hold particles in place using only light.

Thanks to BYU and Dr. Smalley for allowing me to use their footage. See their videos here:
   • Using lasers to create the displays o...  
   • Beyond holograms: Star Wars-inspired ...  

Styropro's video trapping a particle with a red laser:
   • Levitating DIAMONDS with a laser beam...  

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