Pulsed Neutron Scattering |
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Page 285
... function where i ( Q ) = do ΦΩ i k - Σ b ? – 1 ° = [ [ b , b , SR ( Q ) ( 7.24 ) SR ( ) = 4 S sin Qr 4πr2 [ Pik ( r ) - po ] dr . ( 7.25 ) Qr The differential correlation function D ( r ) . Since the scattering lengths have no Q ...
... function where i ( Q ) = do ΦΩ i k - Σ b ? – 1 ° = [ [ b , b , SR ( Q ) ( 7.24 ) SR ( ) = 4 S sin Qr 4πr2 [ Pik ( r ) - po ] dr . ( 7.25 ) Qr The differential correlation function D ( r ) . Since the scattering lengths have no Q ...
Page 286
... function P ( r ) . For the truncation function of equation ( 7.30 ) we have the ' window ' function shown in figure 7.16 ( ii ) P ( r ) = = CQmax sin ( TQ / Qmax ) ( πQ / Qmax ) cos rQ dQ . ( 7.31 ) This has a full width at half ...
... function P ( r ) . For the truncation function of equation ( 7.30 ) we have the ' window ' function shown in figure 7.16 ( ii ) P ( r ) = = CQmax sin ( TQ / Qmax ) ( πQ / Qmax ) cos rQ dQ . ( 7.31 ) This has a full width at half ...
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... function 33 Radiation damage in moderators 118 from pulsed source targets 195 hazards 190 units 192 workers 195 ... function of flight path 167 choice in diffraction elements 165 245 from a crystal monochromator 159 function calculation ...
... function 33 Radiation damage in moderators 118 from pulsed source targets 195 hazards 190 units 192 workers 195 ... function of flight path 167 choice in diffraction elements 165 245 from a crystal monochromator 159 function calculation ...
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 |