A proton in a beam has momentum of magnitude kg m s

PHYSICS · Subjective · Fermi University Physics · Quantum Mechanics · Origins of quantum theory · Origins of quantum theory

Quantum Mechanics: From the Photon to the Hydrogen Atom, Ch Matter waves and wave-particle duality

Problem

A proton in a beam has momentum of magnitude

p = 1.20\times10^{-24}

kg m s

^{-1}

. Take

h = 6.626\times10^{-34}

J s. Compute the de Broglie wavelength of the proton, in nm.