Tags » Harmonic Oscillator

Creation and annihilation operators in the harmonic oscillator

References: Tom Lancaster and Stephen J. Blundell, Quantum Field Theory for the Gifted Amateur, (Oxford University Press, 2014) – Problems 2.1,2.2.

We’ve already seen a hint of quantum field theory when we studied the harmonic oscillator in non-relativistic quantum theory. 298 more words


Forbidden transitions in the harmonic oscillator and hydrogen

References: Griffiths, David J. (2005), Introduction to Quantum Mechanics, 2nd Edition; Pearson Education – Problem 9.21b-c.

The stimulated emission rate in a system perturbed by an electromagnetic wave of form… 647 more words