Recent content by RYeag

Thanks for the info. Any recommended reading material? I'd like to learn more...the less naive and more correct view.

Zz, I read your post and I believe the brunt of the answer lies in this paragraph: "On the other hand, if a photon has an energy beyond the phonon spectrum, then while it can still cause a disturbance of the lattice ions, the solid cannot sustain this vibration, because the phonon mode isn't...

Light travels through a medium and its velocity is (assuming that the medium has an index refraction greater than 1) consequently slowed. Once the light passes through the medium, though, the velocity at which it travels accelerates back to the rate it had prior to entering the medium. How...