Saturday
April 19, 2014

Homework Help: physics

Posted by maggie on Sunday, April 17, 2011 at 3:12pm.

Consider a single photon of red laser light, with wavelength of 633 nm (nano is 10-9).
What energy does this carry? What momentum? How does the energy compare to
typical atomic energies of a few times 10-19 J?

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