neutron spectroscopyneutron spectroscopynsl/lectures/laboratory/14_neutron_spec.pdf · molecular...
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Neutron SpectroscopyNeutron Spectroscopy
Neutron Spectroscopy
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Delay-AmpTennelec
TC 215
CFDCanberra
1326 D
TACOrtec 437 A
SCAOrtec 550
Lin. GateCanberra
1451
ADC+MCACanberra
Multiport II
Main AmpTennelec
TC 202 BLR
TSCAModified Ortec 455
Special DDL-Main
AmpHome Made
Fast Preamp(Home Made)
HVCanberra 3002 D
Computer
Anode
Dynode
Neutron Spectroscopy : Required Knowledge
Gam
Tun
Comp
Gei
Comp
Int
Bet
TRI
Principles of
Principles of
What ?
What?
Tech
Comp
Principles of
Neutron Spectroscopy : Tasks and Goals
Set-up
Produce
Set-up
Determine
Determine
Determine energy
Determine the
Measure energy
Determine
Compare energy
WARNINGS
Be careful.
Shut down
Never touch
Remove source after measurement
Stilbene
Naphthalene Anthracene
n-gamma separation spectrum (linear) of an Am-Be source taken with small Stilbene crystal
n-gamma separation spectrum (log.) of an Am-Be source taken with small Stilbene crystal
Compton spectrum (linear) of 22Na source taken with small Stilbene crystal
Compton spectrum (logarithmic) of 22Na source taken with small Stilbene crystal
Gammas resulting from an Am-Be neutron source taken with small stilbene crystal
Gammas resulting from an Am-Be neutron source taken with small stilbene crystal
Proton recoil spectrum of an Am-Be source taken with small stilbene crystal