{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/21502"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/21502","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Space-charge dynamics and neutron generation in an inertial-electrostatic confinement device","abstract":"Inertial-Electrostatic Confinement (IEC) is an alternative approach to fusion power that offers the ability to burn advanced fuels like D-He$\\sp3$ in a non-Maxwellian, high density core. These aneutronic reactions are ideal for direct energy conversion.","abstract_html":"Inertial-Electrostatic Confinement (IEC) is an alternative approach to fusion power that offers the ability to burn advanced fuels like D-He$\\sp3$ in a non-Maxwellian, high density core. These aneutronic reactions are ideal for direct energy conversion.","abstract_has_math":true,"creators":["Nadler, Jonathon Howe"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"Ph.D.","degree_level":"Dissertation","degree_discipline":"Nuclear Engineering","degree_department":null,"school":null,"contributors":["Miley, George H."],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2011,"date_issued":"2011-05-07T13:10:28Z","date_published":"2011-05-07T13:10:28Z","updated_at":"2026-07-22T22:25:18Z","subjects":["Physics, Fluid and Plasma","Engineering, Nuclear","Engineering, Electronics and Electrical"],"languages":["eng"],"rights":["Copyright 1992 Nadler, Jonathon Howe"],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["AAI9543792","(UMI)AAI9543792"],"render_values":[{"text":"AAI9543792","href":null,"code":true},{"text":"(UMI)AAI9543792","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/2142/21502","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Miley, George H."]},{"key":"dc:creator","label":"Author","values":["Nadler, Jonathon Howe"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2011-05-07T13:10:28Z","10000-01-01","1992"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Nuclear Engineering"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Dissertation"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Ph.D."]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["University of Illinois at Urbana-Champaign"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Physics, Fluid and Plasma","Engineering, Nuclear","Engineering, Electronics and Electrical"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["eng"]},{"key":"dc:rights","label":"Dc Rights","values":["Copyright 1992 Nadler, Jonathon Howe"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["AAI9543792","(UMI)AAI9543792","http://hdl.handle.net/2142/21502"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Inertial-Electrostatic Confinement (IEC) is an alternative approach to fusion power that offers the ability to burn advanced fuels like D-He$\\sp3$ in a non-Maxwellian, high density core. These aneutronic reactions are ideal for direct energy conversion.","The results presented here are the first potential well measurements of an IEC-type device via a collimated proton detector. They indicate that a $\\sim$14-kV positive potential well has formed inside a hollow, spherical cathode-grid at a potential of 30 kV, and a current of 12 mA.","The formation of microchannels during the operation of the IEC devices suggests that angular momentum may be lower than what was earlier calculated for highly transparent cathode-grids. In addition, the generation of molecular ions in a glow discharge has been identified as a significant process in the formation of potential wells inside a discharge-type IEC device.","A neutron generator based on the IEC of a fusion plasma has been demonstrated and characterized to generate a neutron source strength of $6\\times10\\sp5$ n/s from deuterium-deuterium, ion beam-background neutral gas fusion reactions at 30-kV. Scaling to higher neutron rates ($\\sim$10$\\sp{10}$ D-T n/s), using higher voltages and modified grid spacings is discussed. Such a generator has definite advantages over conventional ion beam-solid target generators and neutron emanating isotopes for low level neutron source applications.","Made available in DSpace on 2011-05-07T13:10:28Z (GMT). No. of bitstreams: 2 license.txt: 4922 bytes, checksum: 910b249b4beec47e7ab768910c8f966f (MD5) 9543792.pdf: 6388397 bytes, checksum: a63e2c36d57e1065088162c4a1b4fdee (MD5) Previous issue date: 1992","Item marked as restricted to the 'UIUC Users [automated]' Group (id=2) by Howard Ding (hding2@illinois.edu) on 2011-05-07T14:51:13Z Item is restricted indefinitely.","Restriction data tranferred 2014-07-01T11:23:29-05:00 Original Data Group with Access UIUC Users [automated] Release Date: none Reason: ETDs are only available to UIUC Users without author permission","ETDs are only available to UIUC Users without author permission","U of I Only"]},{"key":"dc:title","label":"Title","values":["Space-charge dynamics and neutron generation in an inertial-electrostatic confinement device"]}]}],"canonical_facts":{"dc:contributor":["Miley, George H."],"dc:creator":["Nadler, Jonathon Howe"],"dc:date":["2011-05-07T13:10:28Z","10000-01-01","1992"],"dc:description":["Inertial-Electrostatic Confinement (IEC) is an alternative approach to fusion power that offers the ability to burn advanced fuels like D-He$\\sp3$ in a non-Maxwellian, high density core. These aneutronic reactions are ideal for direct energy conversion.","The results presented here are the first potential well measurements of an IEC-type device via a collimated proton detector. They indicate that a $\\sim$14-kV positive potential well has formed inside a hollow, spherical cathode-grid at a potential of 30 kV, and a current of 12 mA.","The formation of microchannels during the operation of the IEC devices suggests that angular momentum may be lower than what was earlier calculated for highly transparent cathode-grids. In addition, the generation of molecular ions in a glow discharge has been identified as a significant process in the formation of potential wells inside a discharge-type IEC device.","A neutron generator based on the IEC of a fusion plasma has been demonstrated and characterized to generate a neutron source strength of $6\\times10\\sp5$ n/s from deuterium-deuterium, ion beam-background neutral gas fusion reactions at 30-kV. Scaling to higher neutron rates ($\\sim$10$\\sp{10}$ D-T n/s), using higher voltages and modified grid spacings is discussed. Such a generator has definite advantages over conventional ion beam-solid target generators and neutron emanating isotopes for low level neutron source applications.","Made available in DSpace on 2011-05-07T13:10:28Z (GMT). No. of bitstreams: 2 license.txt: 4922 bytes, checksum: 910b249b4beec47e7ab768910c8f966f (MD5) 9543792.pdf: 6388397 bytes, checksum: a63e2c36d57e1065088162c4a1b4fdee (MD5) Previous issue date: 1992","Item marked as restricted to the 'UIUC Users [automated]' Group (id=2) by Howard Ding (hding2@illinois.edu) on 2011-05-07T14:51:13Z Item is restricted indefinitely.","Restriction data tranferred 2014-07-01T11:23:29-05:00 Original Data Group with Access UIUC Users [automated] Release Date: none Reason: ETDs are only available to UIUC Users without author permission","ETDs are only available to UIUC Users without author permission","U of I Only"],"dc:identifier":["AAI9543792","(UMI)AAI9543792","http://hdl.handle.net/2142/21502"],"dc:language":["eng"],"dc:rights":["Copyright 1992 Nadler, Jonathon Howe"],"dc:subject":["Physics, Fluid and Plasma","Engineering, Nuclear","Engineering, Electronics and Electrical"],"dc:title":["Space-charge dynamics and neutron generation in an inertial-electrostatic confinement device"],"dc:type":["text"],"thesis:degree_discipline":["Nuclear Engineering"],"thesis:degree_level":["Dissertation"],"thesis:degree_name":["Ph.D."],"thesis:institution_name":["University of Illinois at Urbana-Champaign"]},"updated_at":"2026-07-22T22:25:18Z"}