Recent content by kur82

Does atoms in a crystal have energy states like electronic states? it is according to Einstein relation for harmonic oscillator.E=nhw

Hi all. we know that the rest is the mass of an object within a coordinate system which has zero velocity, but how does it exist for an electron inside a crystal, which we call rest mass of electron, how electron exist with zero velocity.or we mean by zero velocity of electron with respect to...

It is known that boiling point of water is 100C or evaporated at 100C and atmospheric pressure. why we see that water evaporates slowly at all temperature.

radio waves propagate through air or penetrate material more than visible light. is it correct? why