Compilation of Resolutions and Intensities of Slow Neutron, Inelastic Scattering, Time-of-Flight Instruments Page: 22 of 51
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TABLE VI
COLD NEUTRON CHOPPER -- STUDSVIKCold Neitron Chopper
R2 Reactor Studsvik
Dahlborg, Larsson, and Sk6ld, Proceedings of the Bombay
of Neutrons in Solids and Liquids", I.A.E.A. (1964).Beam Size: 5 cm x 8
Flight Path: 4.5 meter
Source Flux: 6 x 1013
intensity
Determination: Measured
Intensity:
E (eV) .
00)
0.005Conference on "Inelastic Scattering
cm
s
thermal neutrons/cm2-secI(n/min)
4.8 x 106
(With Chopper)I(n/cm2-m)
1.3 x 105
(With ,Chopper)Resolution (elastic):
E (eV)
0.005
Resolution (inelastic):E (eV)
0.005Signal/Backqround;
C0~(ov)
0.005
Scattering Angles:
Range
(degrees)
0 to 130Energy
Distribution
of Burst
oE (eV) AE0/Eo
0.0007 0.15Ef(eV)
0.025V Sample
Thickness
(cm)Number of
Detector Banks
2Time
Distribution
of Burst
eT usec) AT/tBurst Width
at Detector
tf(uscc) At/t5
45 0.02250.020
Scattering
Angle
(degrees)
90Flight Path
(m)-
4.5Solid Angle per
Detector Bank
(s.)dian.)
8.0 x 10-3-Burst Width
at Detector
At0(usec) ot0/to
53[a] 0.012[a]
Uncertainty in
Energy Change_
0.0009 0.045
Signal/Background
30
Kind on neterter
3 cm x 30 cm
150 cm BF3[a] Resolution as measured by the slope of the Be cutoff.
-- 14
Instrument:
Location:
Reference:
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Brugger, R. M. & Harker, Y. D. Compilation of Resolutions and Intensities of Slow Neutron, Inelastic Scattering, Time-of-Flight Instruments, report, January 1, 1966; Idaho Falls, Idaho. (https://digital.library.unt.edu/ark:/67531/metadc1034334/m1/22/: accessed April 24, 2024), University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.