{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/25714"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/25714","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Cross sections for pi+, pi-, K+, and K- mesons on complex nuclei","abstract":"A measurement of the absorption and diffraction cross sections of 3.5 Gev/c 7r and K mesons on beryllium, carbon, aluminum, copper and lead was made at the Zero Gradient Synchrotron at Argonne National Lab. A set of circular scintillation counters measured transmission as a function of angle for each element. Cross sections were then calculated from the observed transmissions. Absorption and diffraction cross sections are given for 3.5 GeVlc pi+ pi- K+ and K- on beryllium, carbon and aluminum, for pi+, pi- and K+ for copper, and for pi+ and pi- on lead. The diffraction cross sections are found to be larger than the values predicted by optical model calculations. This is discussed in terms of the relative magnitudes of the real and imaginary parts of the nuclear potential.","abstract_html":"A measurement of the absorption and diffraction cross sections of 3.5 Gev/c 7r and K mesons on beryllium, carbon, aluminum, copper and lead was made at the Zero Gradient Synchrotron at Argonne National Lab. A set of circular scintillation counters measured transmission as a function of angle for each element. Cross sections were then calculated from the observed transmissions. Absorption and diffraction cross sections are given for 3.5 GeVlc pi+ pi- K+ and K- on beryllium, carbon and aluminum, for pi+, pi- and K+ for copper, and for pi+ and pi- on lead. The diffraction cross sections are found to be larger than the values predicted by optical model calculations. This is discussed in terms of the relative magnitudes of the real and imaginary parts of the nuclear potential.","abstract_has_math":false,"creators":["Hassenzahl, William Verne"],"institution":null,"degree_name":"Ph.D.","degree_level":"Dissertation","degree_discipline":"Physics","degree_department":null,"school":null,"contributors":["Wattenberg, A."],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2011,"date_issued":"2011-07-08T15:22:01Z","date_published":"2011-07-08T15:22:01Z","updated_at":"2026-07-22T22:25:26Z","subjects":["mesons","complex nuclei","absorption","diffraction","zero gradient synchrotron"],"languages":["en"],"rights":["1967 William Verne Hassenzahl"],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["6087864"],"render_values":[{"text":"6087864","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/2142/25714","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Wattenberg, A."]},{"key":"dc:creator","label":"Author","values":["Hassenzahl, William Verne"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2011-07-08T15:22:01Z","10000-01-01","1967"]},{"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":["mesons","complex nuclei","absorption","diffraction","zero gradient synchrotron"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["en"]},{"key":"dc:rights","label":"Dc Rights","values":["1967 William Verne Hassenzahl"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["6087864","http://hdl.handle.net/2142/25714"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["A measurement of the absorption and diffraction cross sections of 3.5 Gev/c 7r and K mesons on beryllium, carbon, aluminum, copper and lead was made at the Zero Gradient Synchrotron at Argonne National Lab. A set of circular scintillation counters measured transmission as a function of angle for each element. Cross sections were then calculated from the observed transmissions. Absorption and diffraction cross sections are given for 3.5 GeVlc pi+ pi- K+ and K- on beryllium, carbon and aluminum, for pi+, pi- and K+ for copper, and for pi+ and pi- on lead. The diffraction cross sections are found to be larger than the values predicted by optical model calculations. This is discussed in terms of the relative magnitudes of the real and imaginary parts of the nuclear potential.","Submitted by Carolyn Mead (cmead2@illinois.edu) on 2011-07-08T15:22:01Z No. of bitstreams: 1 1967_hassenzahl.pdf: 6809185 bytes, checksum: a997f0d6bc2a479e707f8b21c2969d0f (MD5)","Made available in DSpace on 2011-07-08T15:22:01Z (GMT). No. of bitstreams: 1 1967_hassenzahl.pdf: 6809185 bytes, checksum: a997f0d6bc2a479e707f8b21c2969d0f (MD5) Previous issue date: 1967","Item marked as restricted to the 'UIUC Users [automated]' Group (id=2) by Carolyn Mead (cmead2@illinois.edu) on 2011-07-08T15:22:01Z Item is restricted indefinitely.","Restriction data tranferred 2014-07-01T11:32:43-05:00 Original Data Group with Access UIUC Users [automated] Release Date: none Reason: Thesis","Thesis","U of I Only"]},{"key":"dc:title","label":"Title","values":["Cross sections for pi+, pi-, K+, and K- mesons on complex nuclei"]}]}],"canonical_facts":{"dc:contributor":["Wattenberg, A."],"dc:creator":["Hassenzahl, William Verne"],"dc:date":["2011-07-08T15:22:01Z","10000-01-01","1967"],"dc:description":["A measurement of the absorption and diffraction cross sections of 3.5 Gev/c 7r and K mesons on beryllium, carbon, aluminum, copper and lead was made at the Zero Gradient Synchrotron at Argonne National Lab. A set of circular scintillation counters measured transmission as a function of angle for each element. Cross sections were then calculated from the observed transmissions. Absorption and diffraction cross sections are given for 3.5 GeVlc pi+ pi- K+ and K- on beryllium, carbon and aluminum, for pi+, pi- and K+ for copper, and for pi+ and pi- on lead. The diffraction cross sections are found to be larger than the values predicted by optical model calculations. This is discussed in terms of the relative magnitudes of the real and imaginary parts of the nuclear potential.","Submitted by Carolyn Mead (cmead2@illinois.edu) on 2011-07-08T15:22:01Z No. of bitstreams: 1 1967_hassenzahl.pdf: 6809185 bytes, checksum: a997f0d6bc2a479e707f8b21c2969d0f (MD5)","Made available in DSpace on 2011-07-08T15:22:01Z (GMT). No. of bitstreams: 1 1967_hassenzahl.pdf: 6809185 bytes, checksum: a997f0d6bc2a479e707f8b21c2969d0f (MD5) Previous issue date: 1967","Item marked as restricted to the 'UIUC Users [automated]' Group (id=2) by Carolyn Mead (cmead2@illinois.edu) on 2011-07-08T15:22:01Z Item is restricted indefinitely.","Restriction data tranferred 2014-07-01T11:32:43-05:00 Original Data Group with Access UIUC Users [automated] Release Date: none Reason: Thesis","Thesis","U of I Only"],"dc:identifier":["6087864","http://hdl.handle.net/2142/25714"],"dc:language":["en"],"dc:rights":["1967 William Verne Hassenzahl"],"dc:subject":["mesons","complex nuclei","absorption","diffraction","zero gradient synchrotron"],"dc:title":["Cross sections for pi+, pi-, K+, and K- mesons on complex nuclei"],"dc:type":["Dissertation / Thesis","text"],"thesis:degree_discipline":["Physics"],"thesis:degree_level":["Dissertation"],"thesis:degree_name":["Ph.D."]},"updated_at":"2026-07-22T22:25:26Z"}