Pulsed Neutron Scattering |
From inside the book
Results 1-3 of 23
Page 60
... spin waves Spin motions are determined by their interactions . We can therefore use observations of spin motions to determine the interactions between spins . For ionic spin magnets , the usual form of the interaction between spins is ...
... spin waves Spin motions are determined by their interactions . We can therefore use observations of spin motions to determine the interactions between spins . For ionic spin magnets , the usual form of the interaction between spins is ...
Page 62
... spin direction . Transverse motion is a maximum where Q is parallel to the spin direction . In an antiferromagnet , the spin - wave intensities are similar , with the difference that the form factor f ( Q ) is replaced by the ...
... spin direction . Transverse motion is a maximum where Q is parallel to the spin direction . In an antiferromagnet , the spin - wave intensities are similar , with the difference that the form factor f ( Q ) is replaced by the ...
Page 390
... spin glasses . The magnetic scattering appears as the spin flip component . In ferromagnets , polarization analysis is not necessary , since magnetic scattering can be separated by rotating the magnetization . A second application is ...
... spin glasses . The magnetic scattering appears as the spin flip component . In ferromagnets , polarization analysis is not necessary , since magnetic scattering can be separated by rotating the magnetization . A second application is ...
Common terms and phrases
absorption accelerator atoms background beam tube beryllium Bragg reflection calculated cell collimation count-rate counter bank cross-section crystal monochromator curve defined density depends detector diffraction diffractometer direct geometry distribution dose E₁ effective efficiency elastic electron linac energy transfer epithermal equation fast neutrons figure of merit fission function given gives Harwell hydrogen incident beam incident energy incident flight path incident neutron intensity k₁ L₁ linac magnetic Maxwellian measured neutron beam neutron scattering neutron source nuclear nuclei phonon polarization proton pulse width pulsed neutron pulsed reactor pulsed source Q values Qmax radiation range ratio reciprocal lattice reciprocal space reflector resolution element resonance rotor sample scattered flight path scattering angle scattering length scattering vector Section shielding shown in figure shows single crystal slit solid angle spallation spectrometer spectrum spin target thermal thickness time-of-flight transmission typical vanadium velocity vibrational wave-vector wavelength y-rays Δι ΦΩ
References to this book
Polymers and Neutron Scattering Julia S. Higgins,Henri C. Benoît,Henri Benoît No preview available - 1996 |