Creation and annihilation operators
= Creation and annihilation operators
{wiki=Creation_and_annihilation_operators}
Creation and annihilation operators are fundamental concepts in quantum mechanics and quantum field theory, particularly in the context of systems such as quantum harmonic oscillators and bosonic fields. \#\#\# Creation Operator The **creation operator**, often denoted as \\( a^\\dagger \\), is an operator that adds one quantum (or particle) to a system.