{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/30778"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/30778","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Properties of extensive air showers around 10(17) eV","abstract":"2516 quality extensive air showers (EAS) were observed in coincidence using the HIRES nitrogen fluorescence detector and the CASA-MIA ground array within the energy range 10(16.7)-10(17.9) eV. Arrival direction, energy, location of muon content, and Xmax were determined for each event. A predominantly heavy composition was found over the entire energy range. The muon multiplicity and lateral distribution function (LDF) out to 1200 meters were determined and found to be in good agreement with results from AKENO. The measured energy dependence of the LDF is modest.","abstract_html":"2516 quality extensive air showers (EAS) were observed in coincidence using the HIRES nitrogen fluorescence detector and the CASA-MIA ground array within the energy range 10(16.7)-10(17.9) eV. Arrival direction, energy, location of muon content, and Xmax were determined for each event. A predominantly heavy composition was found over the entire energy range. The muon multiplicity and lateral distribution function (LDF) out to 1200 meters were determined and found to be in good agreement with results from AKENO. The measured energy dependence of the LDF is modest.","abstract_has_math":false,"creators":["Kidd, Matthew John"],"institution":null,"degree_name":"Ph.D.","degree_level":"Dissertation","degree_discipline":"Physics","degree_department":null,"school":null,"contributors":["O'Halloran, T.A."],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2012,"date_issued":"2012-04-26T23:05:57Z","date_published":"2012-04-26T23:05:57Z","updated_at":"2026-07-22T22:25:29Z","subjects":["extensive air showers","HIRES nitrogen fluorescence detector","CASA-MIA ground array"],"languages":["en"],"rights":["©1997 Kidd"],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["4052590"],"render_values":[{"text":"4052590","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/2142/30778","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["O'Halloran, T.A."]},{"key":"dc:creator","label":"Author","values":["Kidd, Matthew John"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2012-04-26T23:05:57Z","10000-01-01","1997"]},{"key":"dc:type","label":"Dc Type","values":["Dissertation / Thesis","text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Physics"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Dissertation"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Ph.D."]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["extensive air showers","HIRES nitrogen fluorescence detector","CASA-MIA ground array"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["en"]},{"key":"dc:rights","label":"Dc Rights","values":["©1997 Kidd"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://hdl.handle.net/2142/30778","4052590"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["2516 quality extensive air showers (EAS) were observed in coincidence using the HIRES nitrogen fluorescence detector and the CASA-MIA ground array within the energy range 10(16.7)-10(17.9) eV. Arrival direction, energy, location of muon content, and Xmax were determined for each event. A predominantly heavy composition was found over the entire energy range. The muon multiplicity and lateral distribution function (LDF) out to 1200 meters were determined and found to be in good agreement with results from AKENO. The measured energy dependence of the LDF is modest.","Submitted by William Weathers (weathrs2@illinois.edu) on 2012-04-26T23:05:57Z No. of bitstreams: 1 1997_Kidd.pdf: 4626323 bytes, checksum: 4197d4380e3b1e151667fb76aa1e0db3 (MD5)","Made available in DSpace on 2012-04-26T23:05:57Z (GMT). No. of bitstreams: 1 1997_Kidd.pdf: 4626323 bytes, checksum: 4197d4380e3b1e151667fb76aa1e0db3 (MD5) Previous issue date: 1997","Item marked as restricted to the 'UIUC Users [automated]' Group (id=2) by William Weathers (weathrs2@illinois.edu) on 2012-04-26T23:05:57Z Item is restricted indefinitely.","Restriction data tranferred 2014-07-01T11:10:36-05:00 Original Data Group with Access UIUC Users [automated] Release Date: none Reason: Thesis","Thesis","U of I Only"]},{"key":"dc:title","label":"Title","values":["Properties of extensive air showers around 10(17) eV"]}]}],"canonical_facts":{"dc:contributor":["O'Halloran, T.A."],"dc:creator":["Kidd, Matthew John"],"dc:date":["2012-04-26T23:05:57Z","10000-01-01","1997"],"dc:description":["2516 quality extensive air showers (EAS) were observed in coincidence using the HIRES nitrogen fluorescence detector and the CASA-MIA ground array within the energy range 10(16.7)-10(17.9) eV. Arrival direction, energy, location of muon content, and Xmax were determined for each event. A predominantly heavy composition was found over the entire energy range. The muon multiplicity and lateral distribution function (LDF) out to 1200 meters were determined and found to be in good agreement with results from AKENO. The measured energy dependence of the LDF is modest.","Submitted by William Weathers (weathrs2@illinois.edu) on 2012-04-26T23:05:57Z No. of bitstreams: 1 1997_Kidd.pdf: 4626323 bytes, checksum: 4197d4380e3b1e151667fb76aa1e0db3 (MD5)","Made available in DSpace on 2012-04-26T23:05:57Z (GMT). No. of bitstreams: 1 1997_Kidd.pdf: 4626323 bytes, checksum: 4197d4380e3b1e151667fb76aa1e0db3 (MD5) Previous issue date: 1997","Item marked as restricted to the 'UIUC Users [automated]' Group (id=2) by William Weathers (weathrs2@illinois.edu) on 2012-04-26T23:05:57Z Item is restricted indefinitely.","Restriction data tranferred 2014-07-01T11:10:36-05:00 Original Data Group with Access UIUC Users [automated] Release Date: none Reason: Thesis","Thesis","U of I Only"],"dc:identifier":["http://hdl.handle.net/2142/30778","4052590"],"dc:language":["en"],"dc:rights":["©1997 Kidd"],"dc:subject":["extensive air showers","HIRES nitrogen fluorescence detector","CASA-MIA ground array"],"dc:title":["Properties of extensive air showers around 10(17) eV"],"dc:type":["Dissertation / Thesis","text"],"thesis:degree_discipline":["Physics"],"thesis:degree_level":["Dissertation"],"thesis:degree_name":["Ph.D."]},"updated_at":"2026-07-22T22:25:29Z"}