{"id":{"repo_id":"vt","oai_identifier":"oai:vtechworks.lib.vt.edu:10919/53804"},"canonical_url":"https://search.dev.ndltd.org/etd/vt/oai:vtechworks.lib.vt.edu:10919/53804","repository":{"repo_id":"vt","name":"Virginia Tech","base_url":"https://vtechworks.lib.vt.edu/oai/request"},"display":{"title":"Use of silicon surface-barrier detectors for neutron detection","abstract":"The objects of this research to construct the necessary equipment for use with the solid stets surface-barrier detectors employed neutron detectors. This research also had the ultimate aim of showing the possibility of producing a neutron spectrometer using the proton recoil telescope with the surface-barrier detector. These objects were fulfilled. From the results with the protein recoil telescope, there is a possibility of producing a neutron spectrometer using the proton recoil telescope and surface-barrier detectors. However, if s thinner radiator were employed, the energy spread of the recoiling protons would be less end ultimately improve the resolution. The radiator in this trial had a large -dE/dx for protons and caused considerably straggling in the proton energy. Besides the straggling produced by the radiator there was some effect on energy spread by the collimator. A collimator with essentially an infinite number of baffles was used, since it consisted of a hole drilled through the collimator material. If the number of baffles were decreased, the possibility of protons being scattered from the collimator walls and benign detected, but at a lower energy, would be eliminated. With this batter collimation there will be a smaller solid angle and ultimately better resolution. Evacuating the chamber should also improve the resolution. Thus with some improvements, the present equipment could be changed into a neutron spectrometer with good energy resolution.","abstract_html":"The objects of this research to construct the necessary equipment for use with the solid stets surface-barrier detectors employed neutron detectors. This research also had the ultimate aim of showing the possibility of producing a neutron spectrometer using the proton recoil telescope with the surface-barrier detector. These objects were fulfilled. From the results with the protein recoil telescope, there is a possibility of producing a neutron spectrometer using the proton recoil telescope and surface-barrier detectors. However, if s thinner radiator were employed, the energy spread of the recoiling protons would be less end ultimately improve the resolution. The radiator in this trial had a large -dE/dx for protons and caused considerably straggling in the proton energy. Besides the straggling produced by the radiator there was some effect on energy spread by the collimator. A collimator with essentially an infinite number of baffles was used, since it consisted of a hole drilled through the collimator material. If the number of baffles were decreased, the possibility of protons being scattered from the collimator walls and benign detected, but at a lower energy, would be eliminated. With this batter collimation there will be a smaller solid angle and ultimately better resolution. Evacuating the chamber should also improve the resolution. Thus with some improvements, the present equipment could be changed into a neutron spectrometer with good energy resolution.","abstract_has_math":false,"creators":["Fairburn, George Thomas"],"institution":"Virginia Polytechnic Institute","degree_name":"Master of Science","degree_level":"masters","degree_discipline":"Nuclear Science and Engineering","degree_department":"Nuclear Science and Engineering","school":null,"contributors":[],"advisors":[],"committee_chairs":[],"committee_members":[],"year":1961,"date_issued":"1961","date_published":"1961","updated_at":"2026-07-22T22:20:41Z","subjects":[],"languages":["en"],"rights":["In Copyright"],"rights_urls":["http://rightsstatements.org/vocab/InC/1.0/"],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/10919/53804","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.department","label":"Department","values":["Nuclear Science and Engineering"]},{"key":"dc:creator","label":"Author","values":["Fairburn, George Thomas"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2015-06-26T20:54:52Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2015-06-26T20:54:52Z"]},{"key":"dc:date.issued","label":"Date","values":["1961"]},{"key":"dc:publisher","label":"Institution","values":["Virginia Polytechnic Institute"]},{"key":"dc:type","label":"Dc Type","values":["Thesis"]},{"key":"dc:type.dcmitype","label":"Dc Type Dcmitype","values":["Text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Nuclear Science and Engineering"]},{"key":"thesis:degree_level","label":"Degree Level","values":["masters"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Master of Science"]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["Virginia Polytechnic Institute"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language.iso","label":"Language (ISO)","values":["en"]},{"key":"dc:rights","label":"Dc Rights","values":["In Copyright"]},{"key":"dc:rights.uri","label":"Rights URI","values":["http://rightsstatements.org/vocab/InC/1.0/"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/10919/53804"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["The objects of this research to construct the necessary equipment for use with the solid stets surface-barrier detectors employed neutron detectors. This research also had the ultimate aim of showing the possibility of producing a neutron spectrometer using the proton recoil telescope with the surface-barrier detector. These objects were fulfilled. From the results with the protein recoil telescope, there is a possibility of producing a neutron spectrometer using the proton recoil telescope and surface-barrier detectors. However, if s thinner radiator were employed, the energy spread of the recoiling protons would be less end ultimately improve the resolution. The radiator in this trial had a large -dE/dx for protons and caused considerably straggling in the proton energy. Besides the straggling produced by the radiator there was some effect on energy spread by the collimator. A collimator with essentially an infinite number of baffles was used, since it consisted of a hole drilled through the collimator material. If the number of baffles were decreased, the possibility of protons being scattered from the collimator walls and benign detected, but at a lower energy, would be eliminated. With this batter collimation there will be a smaller solid angle and ultimately better resolution. Evacuating the chamber should also improve the resolution. Thus with some improvements, the present equipment could be changed into a neutron spectrometer with good energy resolution."]},{"key":"dc:description.degree","label":"Dc Description Degree","values":["Master of Science"]},{"key":"dc:format.mimetype","label":"Dc Format Mimetype","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["Use of silicon surface-barrier detectors for neutron detection"]}]}],"canonical_facts":{"dc:contributor.department":["Nuclear Science and Engineering"],"dc:creator":["Fairburn, George Thomas"],"dc:date.accessioned":["2015-06-26T20:54:52Z"],"dc:date.available":["2015-06-26T20:54:52Z"],"dc:date.issued":["1961"],"dc:description.abstract":["The objects of this research to construct the necessary equipment for use with the solid stets surface-barrier detectors employed neutron detectors. This research also had the ultimate aim of showing the possibility of producing a neutron spectrometer using the proton recoil telescope with the surface-barrier detector. These objects were fulfilled. From the results with the protein recoil telescope, there is a possibility of producing a neutron spectrometer using the proton recoil telescope and surface-barrier detectors. However, if s thinner radiator were employed, the energy spread of the recoiling protons would be less end ultimately improve the resolution. The radiator in this trial had a large -dE/dx for protons and caused considerably straggling in the proton energy. Besides the straggling produced by the radiator there was some effect on energy spread by the collimator. A collimator with essentially an infinite number of baffles was used, since it consisted of a hole drilled through the collimator material. If the number of baffles were decreased, the possibility of protons being scattered from the collimator walls and benign detected, but at a lower energy, would be eliminated. With this batter collimation there will be a smaller solid angle and ultimately better resolution. Evacuating the chamber should also improve the resolution. Thus with some improvements, the present equipment could be changed into a neutron spectrometer with good energy resolution."],"dc:description.degree":["Master of Science"],"dc:format.mimetype":["application/pdf"],"dc:identifier.uri":["http://hdl.handle.net/10919/53804"],"dc:language.iso":["en"],"dc:publisher":["Virginia Polytechnic Institute"],"dc:rights":["In Copyright"],"dc:rights.uri":["http://rightsstatements.org/vocab/InC/1.0/"],"dc:title":["Use of silicon surface-barrier detectors for neutron detection"],"dc:type":["Thesis"],"dc:type.dcmitype":["Text"],"thesis:degree_discipline":["Nuclear Science and Engineering"],"thesis:degree_level":["masters"],"thesis:degree_name":["Master of Science"],"thesis:institution_name":["Virginia Polytechnic Institute"]},"updated_at":"2026-07-22T22:20:41Z"}