{"id":{"repo_id":"mit","oai_identifier":"oai:dspace.mit.edu:1721.1/62608"},"canonical_url":"https://search.dev.ndltd.org/etd/mit/oai:dspace.mit.edu:1721.1/62608","repository":{"repo_id":"mit","name":"MIT","base_url":"https://dspace.mit.edu/oai/request"},"display":{"title":"Aspects of a high intensity neutron source","abstract":"A unique methodology for creating a neutron source model was developed for deuterons and protons incident on solid phase beryllium and lithium targets. This model was then validated against experimental results already available in literature. The model was found to adequately characterize the deuteron reactions, subject to the end user's desired tolerances, but only marginally so for the proton reactions. A nonstandard, yet practical, application of such a neutron source model was demonstrated by conducting activation analysis for materials reasonably likely to be components in an accelerator based neutron source. This analysis consisted of inducing activation by exposure in the MITR-II 5 MW research reactor, and then adjusting the results based on the model's calculated neutron response. The analysis thus illustrated the utility of the source model in characterizing the system, enabling component design and evaluation before fabrication.","abstract_html":"A unique methodology for creating a neutron source model was developed for deuterons and protons incident on solid phase beryllium and lithium targets. This model was then validated against experimental results already available in literature. The model was found to adequately characterize the deuteron reactions, subject to the end user's desired tolerances, but only marginally so for the proton reactions. A nonstandard, yet practical, application of such a neutron source model was demonstrated by conducting activation analysis for materials reasonably likely to be components in an accelerator based neutron source. This analysis consisted of inducing activation by exposure in the MITR-II 5 MW research reactor, and then adjusting the results based on the model's calculated neutron response. The analysis thus illustrated the utility of the source model in characterizing the system, enabling component design and evaluation before fabrication.","abstract_has_math":false,"creators":["Chapman, Peter H. (Peter Henry)"],"institution":"Massachusetts Institute of Technology","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":"Massachusetts Institute of Technology. Dept. of Nuclear Science and Engineering.","school":null,"contributors":[],"advisors":["Richard C. Lanza and Gordon E. Kohse."],"committee_chairs":[],"committee_members":[],"year":2010,"date_issued":"2010","date_published":"2010","updated_at":"2026-07-22T22:22:13Z","subjects":["Nuclear Science and Engineering."],"languages":["eng"],"rights":["M.I.T. theses are protected by copyright. They may be viewed from this source for any purpose, but reproduction or distribution in any format is prohibited without written permission. See provided URL for inquiries about permission."],"rights_urls":["http://dspace.mit.edu/handle/1721.1/7582"],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/1721.1/62608","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Richard C. Lanza and Gordon E. Kohse."]},{"key":"dc:contributor.department","label":"Department","values":["Massachusetts Institute of Technology. Dept. of Nuclear Science and Engineering."]},{"key":"dc:contributor.other","label":"Dc Contributor Other","values":["Massachusetts Institute of Technology. Dept. of Nuclear Science and Engineering."]},{"key":"dc:creator","label":"Author","values":["Chapman, Peter H. 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They may be viewed from this source for any purpose, but reproduction or distribution in any format is prohibited without written permission. See provided URL for inquiries about permission."]},{"key":"dc:rights.uri","label":"Rights URI","values":["http://dspace.mit.edu/handle/1721.1/7582"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/1721.1/62608"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Thesis (S.M.)--Massachusetts Institute of Technology, Dept. of Nuclear Science and Engineering, 2010.","This electronic version was submitted by the student author. The certified thesis is available in the Institute Archives and Special Collections.","Cataloged from student submitted PDF version of thesis.","Includes bibliographical references (p. 81-82)."]},{"key":"dc:description.abstract","label":"Abstract","values":["A unique methodology for creating a neutron source model was developed for deuterons and protons incident on solid phase beryllium and lithium targets. This model was then validated against experimental results already available in literature. The model was found to adequately characterize the deuteron reactions, subject to the end user's desired tolerances, but only marginally so for the proton reactions. A nonstandard, yet practical, application of such a neutron source model was demonstrated by conducting activation analysis for materials reasonably likely to be components in an accelerator based neutron source. This analysis consisted of inducing activation by exposure in the MITR-II 5 MW research reactor, and then adjusting the results based on the model's calculated neutron response. The analysis thus illustrated the utility of the source model in characterizing the system, enabling component design and evaluation before fabrication."]},{"key":"dc:description.degree","label":"Dc Description Degree","values":["S.M."]},{"key":"dc:title","label":"Title","values":["Aspects of a high intensity neutron source"]}]}],"canonical_facts":{"dc:contributor.advisor":["Richard C. Lanza and Gordon E. Kohse."],"dc:contributor.department":["Massachusetts Institute of Technology. Dept. of Nuclear Science and Engineering."],"dc:contributor.other":["Massachusetts Institute of Technology. Dept. of Nuclear Science and Engineering."],"dc:creator":["Chapman, Peter H. 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A nonstandard, yet practical, application of such a neutron source model was demonstrated by conducting activation analysis for materials reasonably likely to be components in an accelerator based neutron source. This analysis consisted of inducing activation by exposure in the MITR-II 5 MW research reactor, and then adjusting the results based on the model's calculated neutron response. The analysis thus illustrated the utility of the source model in characterizing the system, enabling component design and evaluation before fabrication."],"dc:description.degree":["S.M."],"dc:identifier.uri":["http://hdl.handle.net/1721.1/62608"],"dc:language.iso":["eng"],"dc:publisher":["Massachusetts Institute of Technology"],"dc:rights":["M.I.T. theses are protected by copyright. They may be viewed from this source for any purpose, but reproduction or distribution in any format is prohibited without written permission. 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