Pulsed Neutron Scattering |
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Page 175
... transmission at 250 meV . This ' single rotor transmission function ' turns the rotor into a rough neutron monochromator . It is useful for avoiding frame overlap . It means there is only one neutron pulse per revolution . The sense of ...
... transmission at 250 meV . This ' single rotor transmission function ' turns the rotor into a rough neutron monochromator . It is useful for avoiding frame overlap . It means there is only one neutron pulse per revolution . The sense of ...
Page 181
... transmission of the rotor is given by n nopt = 872 Lo HH , D2 - ( W , + z ) ( 2v „ At ) 2 Bopt ( 4.22 ) Bopt is ... transmission To regard the rotor transmission as a certain percentage is useful , but the concept needs careful ...
... transmission of the rotor is given by n nopt = 872 Lo HH , D2 - ( W , + z ) ( 2v „ At ) 2 Bopt ( 4.22 ) Bopt is ... transmission To regard the rotor transmission as a certain percentage is useful , but the concept needs careful ...
Page 357
... Transmission 0.1 10 0.01 180 90 D = 45mm Direct 0.001 , 0 50 100 150 Length L ( mm ) Figure 9.28 . The transmission of beryllium filters . These results are computed by Webb by Monte Carlo methods . ( From Webb197 . ) together to give ...
... Transmission 0.1 10 0.01 180 90 D = 45mm Direct 0.001 , 0 50 100 150 Length L ( mm ) Figure 9.28 . The transmission of beryllium filters . These results are computed by Webb by Monte Carlo methods . ( From Webb197 . ) together to give ...
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 |