Concepts of Modern Physics

alpha decay alpha particle angle angular momentum atomic number average baryon beam beta decay binding energy Bohr Broglie waves cell center of mass classical collision conservation constant corresponding cross section crystal deuteron direction distance distribution elec electromagnetic electrostatic elementary particles emission emitted energy levels exclusion principle experiment FIGURE fission force formula frame of reference frequency Hence hydrogen atom hyperon interaction ions kinetic energy m/sec magnetic field magnetic quantum mass number meson metal molecule momenta motion moving neutrino neutron nucleons nucleus observed orbital oscillator parity photoelectric effect physics position positron potential energy probability density proton quantum mechanics radiation radius rays relative result rotational scattered Schrödinger's equation shells sodium space spectra spectral lines spectrum subshell target temperature tion total energy total quantum number transition tron v²/c² vector velocity vibrations wave function wavelength X-ray zero