There have been several optical trapping threads recently, but I thought I'd put one in the "Science" category.
YouTube - Optical Trapping
I have a full write-up and some highish res pics here:
Optical Trapping and the Momentum of Light @ JWC.blog
YouTube - Optical Trapping
I have a full write-up and some highish res pics here:
Optical Trapping and the Momentum of Light @ JWC.blog