Experiment and analysis of the behavior of 14-MeV neutrons in a large cavity
Journal Article
·
· Fusion Technology; (United States)
OSTI ID:5857157
- Japan Atomic Energy Research Inst., Naka, Ibaraki (Japan)
This paper reports on an experiment carried out to study the behavior of 14-MeV neutrons incident to a large cavity composed of mortar coated with stainless steel, which simulates a neutral beam injector (NBI) in a tokamak fusion reactor. Fast neutron spectra and reaction rate distributions were measured inside the cavity with a 5.06-cm-high {times} 5.06-cm-diam NE-213 spectrometer as well as {sup 232}Th and {sup 235}U fission counters. The experimental results were analyzed with a Monte Carlo MCNP-3 code, using nuclear data files from the JENDL series and from ENDF/B-IV. Calculations with two discrete ordinates codes, DOT3.5 and BERMUDA-2DN, using ENDF/B-IV and JENDL nuclear data files, were also compared with the measurements to study their applicability for NBI design.
- OSTI ID:
- 5857157
- Journal Information:
- Fusion Technology; (United States), Journal Name: Fusion Technology; (United States) Vol. 16:3; ISSN 0748-1896; ISSN FUSTE
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
70 PLASMA PHYSICS AND FUSION TECHNOLOGY
700460* -- Fusion Technology-- Heating & Fueling Systems
ACTINIDE ISO
ACTINIDE NUCLEI
ALPHA DECAY RADIOISOTOPES
BARYONS
BEAM INJECTION
COMPUTER CODES
D CODES
D-T REACTORS
DATA
DISCRETE ORDINATE METHOD
ELEMENTARY PARTICLES
ENERGY RANGE
EVEN-ODD NUCLEI
EXPERIMENTAL DATA
FAST NEUTRONS
FERMIONS
FISSION CHAMBERS
Fu
Fuels-- (1992)
HADRONS
HEAVY NUCLEI
INFORMATION
INTERNAL CONVERSION RADIOISOTOPES
IONIZATION CHAMBERS
ISOMERIC TRANSITION ISOTOPES
ISOTOPES
M CODES
MEASURING INSTRUMENTS
MEV RANGE
MEV RANGE 10-100
MINUTES LIVING RADIOISOTOPES
MONTE CARLO METHOD
NEUTRAL ATOM BEAM INJECTION
NEUTRON DETECTORS
NEUTRON SPECTRA
NEUTRONS
NUCLEAR DATA COLLECTIONS
NUCLEI
NUCLEONS
NUMERICAL DATA
RADIATION DETECTORS
RADIOISOTOPES
SIMULATION
SPECTRA
SPONTANEOUS FISSION RADIOISOTOPES
THERMONUCLEAR REACTORS
TOKAMAK TYPE REACTORS
URANIUM 235
URANIUM ISOTOPES
700460* -- Fusion Technology-- Heating & Fueling Systems
ACTINIDE ISO
ACTINIDE NUCLEI
ALPHA DECAY RADIOISOTOPES
BARYONS
BEAM INJECTION
COMPUTER CODES
D CODES
D-T REACTORS
DATA
DISCRETE ORDINATE METHOD
ELEMENTARY PARTICLES
ENERGY RANGE
EVEN-ODD NUCLEI
EXPERIMENTAL DATA
FAST NEUTRONS
FERMIONS
FISSION CHAMBERS
Fu
Fuels-- (1992)
HADRONS
HEAVY NUCLEI
INFORMATION
INTERNAL CONVERSION RADIOISOTOPES
IONIZATION CHAMBERS
ISOMERIC TRANSITION ISOTOPES
ISOTOPES
M CODES
MEASURING INSTRUMENTS
MEV RANGE
MEV RANGE 10-100
MINUTES LIVING RADIOISOTOPES
MONTE CARLO METHOD
NEUTRAL ATOM BEAM INJECTION
NEUTRON DETECTORS
NEUTRON SPECTRA
NEUTRONS
NUCLEAR DATA COLLECTIONS
NUCLEI
NUCLEONS
NUMERICAL DATA
RADIATION DETECTORS
RADIOISOTOPES
SIMULATION
SPECTRA
SPONTANEOUS FISSION RADIOISOTOPES
THERMONUCLEAR REACTORS
TOKAMAK TYPE REACTORS
URANIUM 235
URANIUM ISOTOPES