Momentum eigenstate
= Momentum eigenstate
A momentum eigenstate is an eigenstate of the <momentum operator>. In one dimension it is a <plane wave> $e^{ikx}$ with momentum eigenvalue $\hbar k$.
= Momentum eigenstate
A momentum eigenstate is an eigenstate of the <momentum operator>. In one dimension it is a <plane wave> $e^{ikx}$ with momentum eigenvalue $\hbar k$.