Pulsed Neutron Scattering |
From inside the book
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Page 68
... pulsed electron accelerators for neutron scattering , and the Soviet Union to begin its pulsed reactor programme . Why chop a steady beam when a pulsed beam is available ? The crucial factor of fast neutron background was also ...
... pulsed electron accelerators for neutron scattering , and the Soviet Union to begin its pulsed reactor programme . Why chop a steady beam when a pulsed beam is available ? The crucial factor of fast neutron background was also ...
Page 91
... pulsed reactor , IBR - 2 , first went critical in 1979. Figure 2.18 and table 2.4 show its principal features . The rotors contain neutron reflectors because of the heat produced in a fissile rotor . The mean power is 4 MW . Liquid ...
... pulsed reactor , IBR - 2 , first went critical in 1979. Figure 2.18 and table 2.4 show its principal features . The rotors contain neutron reflectors because of the heat produced in a fissile rotor . The mean power is 4 MW . Liquid ...
Page 92
... pulsed reactor . Fast neutron production Mean thermal power Pulse duration ( FWHH ) Pulse period - Reactor mode Booster mode 2 x 1017 ns -1 4MW 0.5 x 1013 ns - 1 190 KW ( target ) 90 με 200 000 μs 3 μs 20 000 μs 20 000 μs , the peak power ...
... pulsed reactor . Fast neutron production Mean thermal power Pulse duration ( FWHH ) Pulse period - Reactor mode Booster mode 2 x 1017 ns -1 4MW 0.5 x 1013 ns - 1 190 KW ( target ) 90 με 200 000 μs 3 μs 20 000 μs 20 000 μs , the peak power ...
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 |