Neutron Inelastic Scattering: Proceedings of a Symposium on Neutron Inelastic Scattering Held by the International Atomic Energy Agency in Grenoble, France, 6-10 March 1972 |
Contents
Discussion | 8 |
Temperature dependence of the normal modes of niobium | 15 |
Investigation of the phonon dispersion relations of paramagnetic | 54 |
Copyright | |
17 other sections not shown
Common terms and phrases
acoustic agreement anharmonic anomalies approximation ARBITRARY UNITS atoms axis branches Brillouin zone broadening calculated chain Chem cm¹ coefficients coherent correlation function cross-section Debye-Waller factor density derived dielectric function diffusion direction discussed dispersion curves dispersion relations dynamical matrix effects EGELSTAFF elastic constants elastic peak electron energy transfer equation experimental Fermi surface force constants hydrogen incoherent scattering inelastic neutron scattering inelastic scattering infrared intensity interactions lattice dynamics liquid longitudinal measurements metals modes molecules momentum transfer observed obtained one-phonon optical parameters phase transition phonon phonon frequencies Phys plastic crystals plastic phase polycrystalline polyethylene polymer potential Proc pseudopotential quasi-elastic quasielastic peak Raman region resolution sample scattered neutron scattering angles scattering experiments scattering law shell model shown in Fig shows solid spectra spectrometer spectroscopy spectrum structure factor symmetry temperature dependence theoretical theory time-of-flight transverse unit cell values vibrations wave vector width