Manipulating Atoms with Photons - Collège de France
low energies it is seen that the photoelectric effect dominates, although Compton ... Td, which is in general less than the total track ...
3. Quantum Gases - DAMTPThe forces being exerted have the same value with opposite signs, they balance each other and no net force is exerted on the atom. For an atom moving to the ... Lecture 11: Phonons and PhotonsThe middle equation tells us that the pressure of photons is one third of the energy density ? a fact which will be important in the Cosmology course. We can ... Lecture 11: Phonons and PhotonsThis pressure is a vector, since radiation pressure, unlike pressure due to thermal motion of a gas, may not be uniform in all directions (the radiation ...
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