Pulsed Neutron Scattering |
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Page 390
... incoherent cross- sections . The spin flip component σ + 2 / 30spin inc while the non - spin flip component σ ++ Thus , provided that the coherent com- spin inc + coh ponent is not complicated by isotopic incoherence , the two ...
... incoherent cross- sections . The spin flip component σ + 2 / 30spin inc while the non - spin flip component σ ++ Thus , provided that the coherent com- spin inc + coh ponent is not complicated by isotopic incoherence , the two ...
Page 403
... Incoherent scattering Scattering lengths vary between different isotopes of the same element , and , if the nuclear state has a non - zero spin , between the different spin states . These last two effects can be of great use in ...
... Incoherent scattering Scattering lengths vary between different isotopes of the same element , and , if the nuclear state has a non - zero spin , between the different spin states . These last two effects can be of great use in ...
Page 404
... incoherent scattering , incoherent because it contains no phase factor and gives no positional information . In isotopic incoherence , the deviations are caused by a mixture of isotopes . They can be eliminated , at a cost , by isotopic ...
... incoherent scattering , incoherent because it contains no phase factor and gives no positional information . In isotopic incoherence , the deviations are caused by a mixture of isotopes . They can be eliminated , at a cost , by isotopic ...
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 |