Phonons are indeed recognized as vibrations of the lattice that transport heat energy in solids. To contemplate on the idea of whether or not these vibrations might be associated with magnetic ...

Why is the universe expanding at an ever-increasing rate? This is one of the most exciting yet unresolved questions in modern physics. Because it cannot be fully answered using our current physical ...

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...