{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/84364"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/84364","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"The Zsm-39 Zeolite Dodecasil-3c: A New Ferroic Material","abstract":"The structure and ferroic properties of pyridine dodecasil-3C (Py-D3C) were investigated. A combination of optical crystallography and X-ray diffraction techniques were used to determine that the ambient temperature phase possessed orthorhombic Fdd2 symmetry. The domain structure of Py-D3C was found to consist of lamellar domain platelets, and the twin law that transforms one lamellar domain into an adjacent parallel lamellar domain was determined to be an operation that switches the long c crystal axis with the short a crystal axis across the domain boundary while leaving the b axis, parallel to the domain boundary, invariant. Uniaxial compressive force on a sample cut parallel to $\\{$111$\\}$ caused the domain boundary planes to switch orientations, indicating that Py-D3C is a ferroelastic material.","abstract_html":"The structure and ferroic properties of pyridine dodecasil-3C (Py-D3C) were investigated. A combination of optical crystallography and X-ray diffraction techniques were used to determine that the ambient temperature phase possessed orthorhombic Fdd2 symmetry. The domain structure of Py-D3C was found to consist of lamellar domain platelets, and the twin law that transforms one lamellar domain into an adjacent parallel lamellar domain was determined to be an operation that switches the long c crystal axis with the short a crystal axis across the domain boundary while leaving the b axis, parallel to the domain boundary, invariant. Uniaxial compressive force on a sample cut parallel to $\\{$111$\\}$ caused the domain boundary planes to switch orientations, indicating that Py-D3C is a ferroelastic material.","abstract_has_math":true,"creators":["Finnie, David James"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"Ph.D.","degree_level":"Dissertation","degree_discipline":"Chemistry","degree_department":null,"school":null,"contributors":["Klemperer, Walter G."],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2015,"date_issued":"2015-09-25T22:14:07Z","date_published":"2015-09-25T22:14:07Z","updated_at":"2026-07-22T22:26:23Z","subjects":["Chemistry, Inorganic"],"languages":["eng"],"rights":[],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["(MiAaPQ)AAI9737103"],"render_values":[{"text":"(MiAaPQ)AAI9737103","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/2142/84364","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Klemperer, Walter G."]},{"key":"dc:creator","label":"Author","values":["Finnie, David James"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2015-09-25T22:14:07Z","10000-01-01","1997"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Chemistry"]},{"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":["Chemistry, Inorganic"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["eng"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://hdl.handle.net/2142/84364","(MiAaPQ)AAI9737103"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["The structure and ferroic properties of pyridine dodecasil-3C (Py-D3C) were investigated. A combination of optical crystallography and X-ray diffraction techniques were used to determine that the ambient temperature phase possessed orthorhombic Fdd2 symmetry. The domain structure of Py-D3C was found to consist of lamellar domain platelets, and the twin law that transforms one lamellar domain into an adjacent parallel lamellar domain was determined to be an operation that switches the long c crystal axis with the short a crystal axis across the domain boundary while leaving the b axis, parallel to the domain boundary, invariant. Uniaxial compressive force on a sample cut parallel to $\\{$111$\\}$ caused the domain boundary planes to switch orientations, indicating that Py-D3C is a ferroelastic material.","Made available in DSpace on 2015-09-25T22:14:07Z (GMT). No. of bitstreams: 2 license.txt: 4848 bytes, checksum: 96035ab3f5e1c23cc7138a224ce498bd (MD5) 9737103.pdf: 2781960 bytes, checksum: 8adbab3e3f2ca151fce54a05ee0eec3c (MD5) Previous issue date: 1997","Embargo set by: Seth Robbins for item 85645 Lift date: Forever Reason: Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","U of I Only","129 p.","Thesis (Ph.D.)--University of Illinois at Urbana-Champaign, 1997."]},{"key":"dc:title","label":"Title","values":["The Zsm-39 Zeolite Dodecasil-3c: A New Ferroic Material"]}]}],"canonical_facts":{"dc:contributor":["Klemperer, Walter G."],"dc:creator":["Finnie, David James"],"dc:date":["2015-09-25T22:14:07Z","10000-01-01","1997"],"dc:description":["The structure and ferroic properties of pyridine dodecasil-3C (Py-D3C) were investigated. A combination of optical crystallography and X-ray diffraction techniques were used to determine that the ambient temperature phase possessed orthorhombic Fdd2 symmetry. The domain structure of Py-D3C was found to consist of lamellar domain platelets, and the twin law that transforms one lamellar domain into an adjacent parallel lamellar domain was determined to be an operation that switches the long c crystal axis with the short a crystal axis across the domain boundary while leaving the b axis, parallel to the domain boundary, invariant. Uniaxial compressive force on a sample cut parallel to $\\{$111$\\}$ caused the domain boundary planes to switch orientations, indicating that Py-D3C is a ferroelastic material.","Made available in DSpace on 2015-09-25T22:14:07Z (GMT). No. of bitstreams: 2 license.txt: 4848 bytes, checksum: 96035ab3f5e1c23cc7138a224ce498bd (MD5) 9737103.pdf: 2781960 bytes, checksum: 8adbab3e3f2ca151fce54a05ee0eec3c (MD5) Previous issue date: 1997","Embargo set by: Seth Robbins for item 85645 Lift date: Forever Reason: Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","Restricted to the U of I community idenfinitely during batch ingest of legacy ETDs","U of I Only","129 p.","Thesis (Ph.D.)--University of Illinois at Urbana-Champaign, 1997."],"dc:identifier":["http://hdl.handle.net/2142/84364","(MiAaPQ)AAI9737103"],"dc:language":["eng"],"dc:subject":["Chemistry, Inorganic"],"dc:title":["The Zsm-39 Zeolite Dodecasil-3c: A New Ferroic Material"],"dc:type":["text"],"thesis:degree_discipline":["Chemistry"],"thesis:degree_level":["Dissertation"],"thesis:degree_name":["Ph.D."],"thesis:institution_name":["University of Illinois at Urbana-Champaign"]},"updated_at":"2026-07-22T22:26:23Z"}