{"id":{"repo_id":"rice","oai_identifier":"oai:repository.rice.edu:1911/90348"},"canonical_url":"https://search.dev.ndltd.org/etd/rice/oai:repository.rice.edu:1911/90348","repository":{"repo_id":"rice","name":"Rice University","base_url":"https://repository.rice.edu/server/oai/request"},"display":{"title":"The effect of uniaxial stress on the electron paramagnetic resonance of ruby","abstract":"The effect of uniaxial stress on the EPR lines in 0.05% ruby may be described by the addition of a term to the spin Hamiltonian of the form. The components of the G-tensor may be ascertained from the shift of the resonance field with strain at various directions in the crystal as a function of the angle between the applied magnetic field and the c-axis of the crystal. The strain in the sample is measured using four strain gages; one bonded to each side of the sample. Linear shifts of the lines have been measured for all observable transitions at 9.9 Gc on samples with four different stress-axes. The results were fitted to the theory by a least-squares analysis, yielding the following values for the independent components of G' and G" (in Voigt-reduced notation and units of Gc/unit strain).","abstract_html":"The effect of uniaxial stress on the EPR lines in 0.05% ruby may be described by the addition of a term to the spin Hamiltonian of the form. The components of the G-tensor may be ascertained from the shift of the resonance field with strain at various directions in the crystal as a function of the angle between the applied magnetic field and the c-axis of the crystal. The strain in the sample is measured using four strain gages; one bonded to each side of the sample. Linear shifts of the lines have been measured for all observable transitions at 9.9 Gc on samples with four different stress-axes. The results were fitted to the theory by a least-squares analysis, yielding the following values for the independent components of G' and G" (in Voigt-reduced notation and units of Gc/unit strain).","abstract_has_math":false,"creators":["McDonald, Edward Donian"],"institution":"Rice University","degree_name":"Master of Arts","degree_level":"Masters","degree_discipline":"Natural Sciences","degree_department":null,"school":null,"contributors":[],"advisors":["Donoho, Paul L."],"committee_chairs":[],"committee_members":[],"year":1964,"date_issued":"1964","date_published":"1964","updated_at":"2026-07-24T04:10:36Z","subjects":[],"languages":["eng"],"rights":["Copyright is held by the author, unless otherwise indicated. Permission to reuse, publish, or reproduce the work beyond the bounds of fair use or other exemptions to copyright law must be obtained from the copyright holder."],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"https://hdl.handle.net/1911/90348","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Donoho, Paul L."]},{"key":"dc:creator","label":"Author","values":["McDonald, Edward Donian"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2016-04-22T22:00:54Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2016-04-22T22:00:54Z"]},{"key":"dc:date.issued","label":"Date","values":["1964"]},{"key":"dc:type","label":"Dc Type","values":["Thesis"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Natural Sciences"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Masters"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Master of Arts"]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["Rice University"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language.iso","label":"Language (ISO)","values":["eng"]},{"key":"dc:rights","label":"Dc Rights","values":["Copyright is held by the author, unless otherwise indicated. Permission to reuse, publish, or reproduce the work beyond the bounds of fair use or other exemptions to copyright law must be obtained from the copyright holder."]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["https://hdl.handle.net/1911/90348"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["The effect of uniaxial stress on the EPR lines in 0.05% ruby may be described by the addition of a term to the spin Hamiltonian of the form. The components of the G-tensor may be ascertained from the shift of the resonance field with strain at various directions in the crystal as a function of the angle between the applied magnetic field and the c-axis of the crystal. The strain in the sample is measured using four strain gages; one bonded to each side of the sample. Linear shifts of the lines have been measured for all observable transitions at 9.9 Gc on samples with four different stress-axes. The results were fitted to the theory by a least-squares analysis, yielding the following values for the independent components of G' and G" (in Voigt-reduced notation and units of Gc/unit strain)."]},{"key":"dc:title","label":"Title","values":["The effect of uniaxial stress on the electron paramagnetic resonance of ruby"]}]}],"canonical_facts":{"dc:contributor.advisor":["Donoho, Paul L."],"dc:creator":["McDonald, Edward Donian"],"dc:date.accessioned":["2016-04-22T22:00:54Z"],"dc:date.available":["2016-04-22T22:00:54Z"],"dc:date.issued":["1964"],"dc:description.abstract":["The effect of uniaxial stress on the EPR lines in 0.05% ruby may be described by the addition of a term to the spin Hamiltonian of the form. The components of the G-tensor may be ascertained from the shift of the resonance field with strain at various directions in the crystal as a function of the angle between the applied magnetic field and the c-axis of the crystal. The strain in the sample is measured using four strain gages; one bonded to each side of the sample. Linear shifts of the lines have been measured for all observable transitions at 9.9 Gc on samples with four different stress-axes. The results were fitted to the theory by a least-squares analysis, yielding the following values for the independent components of G' and G" (in Voigt-reduced notation and units of Gc/unit strain)."],"dc:identifier.uri":["https://hdl.handle.net/1911/90348"],"dc:language.iso":["eng"],"dc:rights":["Copyright is held by the author, unless otherwise indicated. Permission to reuse, publish, or reproduce the work beyond the bounds of fair use or other exemptions to copyright law must be obtained from the copyright holder."],"dc:title":["The effect of uniaxial stress on the electron paramagnetic resonance of ruby"],"dc:type":["Thesis"],"thesis:degree_discipline":["Natural Sciences"],"thesis:degree_level":["Masters"],"thesis:degree_name":["Master of Arts"],"thesis:institution_name":["Rice University"]},"updated_at":"2026-07-24T04:10:36Z"}