Summary of simulation results at the NEAR Station (February 2021)

See previous page for the NEAR Station setup configurations.

M81.Shelf-position-light

moderator on the shelf, 25 kg

ID	BPE thickness [cm]	moderator	scoring position	flux [n/cm2/pp]	B filter thickness [cm]	filtered flux [n/cm2/pp]	full numerical printout	input nspectrum file
M81	30	AlF3	27	0.13209E+09	1.0	0.68262E+08	Shelf-position-light	M81-input-nspectrum

Neutron flux for plain and Boron (1 cm) filtered beams

Comparison to a maxwellian spectrum and cumulative SACS

Movie frames for different the filter thickness grid

M82.Shelf-position-light

moderator on the shelf, 25 kg

ID	BPE thickness [cm]	moderator	scoring position	flux [n/cm2/pp]	B filter thickness [cm]	filtered flux [n/cm2/pp]	full numerical printout	input nspectrum file
M82	30	AlF3	30	0.42160E+11	1.0	0.15195E+11	Shelf-position-light	M82-input-nspectrum

Neutron flux for plain and Boron (1 cm) filtered beams

Comparison to a maxwellian spectrum and cumulative SACS

Movie frames for different the filter thickness grid

M83.Shelf-position-heavy

moderator on the shelf, 40 kg

ID	BPE thickness [cm]	moderator	scoring position	flux [n/cm2/pp]	B filter thickness [cm]	filtered flux [n/cm2/pp]	full numerical printout	input nspectrum file
M83	30	AlF3	27	0.92037E+08	1.0	0.42789E+08	Shelf-position-heavy	M83-input-nspectrum

Neutron flux for plain and Boron (1 cm) filtered beams

Comparison to a maxwellian spectrum and cumulative SACS

Movie frames for different the filter thickness grid

M84.Shelf-position-heavy

moderator on the shelf, 40 kg

ID	BPE thickness [cm]	moderator	scoring position	flux [n/cm2/pp]	B filter thickness [cm]	filtered flux [n/cm2/pp]	full numerical printout	input nspectrum file
M84	30	AlF3	30	0.38898E+11	1.0	0.13383E+11	Shelf-position-heavy	M84-input-nspectrum

Neutron flux for plain and Boron (1 cm) filtered beams

Comparison to a maxwellian spectrum and cumulative SACS

Movie frames for different the filter thickness grid

M85.No-moderator

no moderator

ID	BPE thickness [cm]	moderator	scoring position	flux [n/cm2/pp]	B filter thickness [cm]	filtered flux [n/cm2/pp]	full numerical printout	input nspectrum file
M85	30	AlF3	27	0.39641E+09	1.0	0.23095E+09	No-moderator	M85-input-nspectrum

Neutron flux for plain and Boron (1 cm) filtered beams

Comparison to a maxwellian spectrum and cumulative SACS

Movie frames for different the filter thickness grid

M86.No-moderator

no moderator

ID	BPE thickness [cm]	moderator	scoring position	flux [n/cm2/pp]	B filter thickness [cm]	filtered flux [n/cm2/pp]	full numerical printout	input nspectrum file
M86	30	AlF3	30	0.55493E+11	1.0	0.22687E+11	No-moderator	M86-input-nspectrum

Neutron flux for plain and Boron (1 cm) filtered beams

Comparison to a maxwellian spectrum and cumulative SACS

Movie frames for different the filter thickness grid

M87.Al-moderator

pure Aluminum moderator, weight 40 kg

ID	BPE thickness [cm]	moderator	scoring position	flux [n/cm2/pp]	B filter thickness [cm]	filtered flux [n/cm2/pp]	full numerical printout	input nspectrum file
M87	30	Al	27	0.12942E+09	1.0	0.66439E+08	Al-moderator	M87-input-nspectrum

Neutron flux for plain and Boron (1 cm) filtered beams

Comparison to a maxwellian spectrum and cumulative SACS

Movie frames for different the filter thickness grid

M88.Al-moderator

pure Aluminum moderator, weight 40 kg

ID	BPE thickness [cm]	moderator	scoring position	flux [n/cm2/pp]	B filter thickness [cm]	filtered flux [n/cm2/pp]	full numerical printout	input nspectrum file
M88	30	Al	30	0.41498E+11	1.0	0.15009E+11	Al-moderator	M88-input-nspectrum

Neutron flux for plain and Boron (1 cm) filtered beams

Comparison to a maxwellian spectrum and cumulative SACS

Movie frames for different the filter thickness grid

Integrated Flux

ID	setup	Total [n/cm2/pp]	E < 1 keV	1 keV < E < 1 MeV	E > 1 MeV
M81	Shelf-position-light	1.3209e+08	1.5372e+07	7.5527e+07	4.1196e+07
M82	Shelf-position-light	4.2160e+10	1.0467e+10	2.8952e+10	2.7411e+09
M83	Shelf-position-heavy	9.2037e+07	1.4823e+07	5.2430e+07	2.4785e+07
M84	Shelf-position-heavy	3.8898e+10	1.0394e+10	2.6325e+10	2.1788e+09
M85	No-moderator	3.9641e+08	1.9301e+07	2.4557e+08	1.3154e+08
M86	No-moderator	5.5493e+10	1.0668e+10	3.9751e+10	5.0741e+09
M87	Al-moderator	1.2942e+08	1.5303e+07	7.8492e+07	3.5620e+07
M88	Al-moderator	4.1498e+10	1.0316e+10	2.8619e+10	2.5626e+09