{"id":{"repo_id":"unlv","oai_identifier":"oai:oasis.library.unlv.edu:rtds-1505"},"canonical_url":"https://search.dev.ndltd.org/etd/unlv/oai:oasis.library.unlv.edu:rtds-1505","repository":{"repo_id":"unlv","name":"University of Nevada - Las Vegas","base_url":"https://oasis.library.unlv.edu/do/oai/"},"display":{"title":"Measurements of the second hyperpolarizabilty of argon, methane, carbon tetrafluoride, and sulfur hexafluoride","abstract":"The second hyperpolarizabilities {dollar}\\gamma{dollar} have been measured at {dollar}\\lambda{dollar} = 632.8 nm for argon (Ar), methane (CH{dollar}\\sb4{dollar}), carbon tetrafluoride (CF{dollar}\\sb6{dollar}), and sulfur hexafluoride (SF{dollar}\\sb6{dollar}) by means of the dc Kerr effect in the gas phase. Measurements were made over a range of densities and extrapolated to the zero density limit. The results obtained have an uncertainty of 1.7%, 1.1%, 0.8%, and 0.5% for SF{dollar}\\sb6{dollar}, CF{dollar}\\sb4{dollar}, Ar, and CH{dollar}\\sb4{dollar}, respectively. A comparison with other dc Kerr results shows our results to be the most accurate to date, thereby providing a better standard for judging quantum chemistry calculations of {dollar}\\gamma{dollar}. The difference between the dc Kerr and electric-field-induced second harmonic generation (ESHG) vibrational hyperpolarizabilities, ({dollar}\\rm \\gamma\\sb{K}\\sp{V} - \\gamma\\sb{E}\\sp{V}{dollar}), has been determined for CH{dollar}\\sb4{dollar}, CF{dollar}\\sb4{dollar}, and SF{dollar}\\sb6{dollar}. The result for CH{dollar}\\sb4{dollar} is found to be in good agreement with recent calculations by Bishop","abstract_html":"The second hyperpolarizabilities {dollar}\\gamma{dollar} have been measured at {dollar}\\lambda{dollar} = 632.8 nm for argon (Ar), methane (CH{dollar}\\sb4{dollar}), carbon tetrafluoride (CF{dollar}\\sb6{dollar}), and sulfur hexafluoride (SF{dollar}\\sb6{dollar}) by means of the dc Kerr effect in the gas phase. Measurements were made over a range of densities and extrapolated to the zero density limit. The results obtained have an uncertainty of 1.7%, 1.1%, 0.8%, and 0.5% for SF{dollar}\\sb6{dollar}, CF{dollar}\\sb4{dollar}, Ar, and CH{dollar}\\sb4{dollar}, respectively. A comparison with other dc Kerr results shows our results to be the most accurate to date, thereby providing a better standard for judging quantum chemistry calculations of {dollar}\\gamma{dollar}. The difference between the dc Kerr and electric-field-induced second harmonic generation (ESHG) vibrational hyperpolarizabilities, ({dollar}\\rm \\gamma\\sb{K}\\sp{V} - \\gamma\\sb{E}\\sp{V}{dollar}), has been determined for CH{dollar}\\sb4{dollar}, CF{dollar}\\sb4{dollar}, and SF{dollar}\\sb6{dollar}. The result for CH{dollar}\\sb4{dollar} is found to be in good agreement with recent calculations by Bishop","abstract_has_math":false,"creators":["Palubinskas, John J"],"institution":"University of Nevada, Las Vegas","degree_name":"Master of Science (MS)","degree_level":"Thesis","degree_discipline":"Physics","degree_department":null,"school":null,"contributors":["David P. Shelton"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":1995,"date_issued":"1995-01-01T08:00:00Z","date_published":"1995-01-01T08:00:00Z","updated_at":"2026-07-24T05:24:37Z","subjects":[],"languages":["English"],"rights":["IN COPYRIGHT. For more information about this rights statement, please visit http://rightsstatements.org/vocab/InC/1.0/"],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["https://oasis.library.unlv.edu/rtds/506"],"render_values":[{"text":"https://oasis.library.unlv.edu/rtds/506","href":"https://oasis.library.unlv.edu/rtds/506","code":true}]}]},"links":{"outbound_url":"https://doi.org/10.25669/nxtg-7n3p","outbound_label":"DOI","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["David P. Shelton"]},{"key":"dc:creator","label":"Author","values":["Palubinskas, John J"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:publisher","label":"Institution","values":["University of Nevada, Las Vegas"]},{"key":"dc:type","label":"Dc Type","values":["Text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Physics"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Thesis"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Master of Science (MS)"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["English"]},{"key":"dc:rights","label":"Dc Rights","values":["IN COPYRIGHT. For more information about this rights statement, please visit http://rightsstatements.org/vocab/InC/1.0/"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["10.25669/nxtg-7n3p","https://oasis.library.unlv.edu/rtds/506","https://oasis.library.unlv.edu/context/rtds/article/1505/viewcontent/uc.pdf"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["The second hyperpolarizabilities {dollar}\\gamma{dollar} have been measured at {dollar}\\lambda{dollar} = 632.8 nm for argon (Ar), methane (CH{dollar}\\sb4{dollar}), carbon tetrafluoride (CF{dollar}\\sb6{dollar}), and sulfur hexafluoride (SF{dollar}\\sb6{dollar}) by means of the dc Kerr effect in the gas phase. Measurements were made over a range of densities and extrapolated to the zero density limit. The results obtained have an uncertainty of 1.7%, 1.1%, 0.8%, and 0.5% for SF{dollar}\\sb6{dollar}, CF{dollar}\\sb4{dollar}, Ar, and CH{dollar}\\sb4{dollar}, respectively. A comparison with other dc Kerr results shows our results to be the most accurate to date, thereby providing a better standard for judging quantum chemistry calculations of {dollar}\\gamma{dollar}. The difference between the dc Kerr and electric-field-induced second harmonic generation (ESHG) vibrational hyperpolarizabilities, ({dollar}\\rm \\gamma\\sb{K}\\sp{V} - \\gamma\\sb{E}\\sp{V}{dollar}), has been determined for CH{dollar}\\sb4{dollar}, CF{dollar}\\sb4{dollar}, and SF{dollar}\\sb6{dollar}. The result for CH{dollar}\\sb4{dollar} is found to be in good agreement with recent calculations by Bishop"]},{"key":"dc:format","label":"Dc Format","values":["pdf"]},{"key":"dc:title","label":"Title","values":["Measurements of the second hyperpolarizabilty of argon, methane, carbon tetrafluoride, and sulfur hexafluoride"]}]}],"canonical_facts":{"dc:contributor":["David P. Shelton"],"dc:creator":["Palubinskas, John J"],"dc:description.abstract":["The second hyperpolarizabilities {dollar}\\gamma{dollar} have been measured at {dollar}\\lambda{dollar} = 632.8 nm for argon (Ar), methane (CH{dollar}\\sb4{dollar}), carbon tetrafluoride (CF{dollar}\\sb6{dollar}), and sulfur hexafluoride (SF{dollar}\\sb6{dollar}) by means of the dc Kerr effect in the gas phase. Measurements were made over a range of densities and extrapolated to the zero density limit. The results obtained have an uncertainty of 1.7%, 1.1%, 0.8%, and 0.5% for SF{dollar}\\sb6{dollar}, CF{dollar}\\sb4{dollar}, Ar, and CH{dollar}\\sb4{dollar}, respectively. A comparison with other dc Kerr results shows our results to be the most accurate to date, thereby providing a better standard for judging quantum chemistry calculations of {dollar}\\gamma{dollar}. The difference between the dc Kerr and electric-field-induced second harmonic generation (ESHG) vibrational hyperpolarizabilities, ({dollar}\\rm \\gamma\\sb{K}\\sp{V} - \\gamma\\sb{E}\\sp{V}{dollar}), has been determined for CH{dollar}\\sb4{dollar}, CF{dollar}\\sb4{dollar}, and SF{dollar}\\sb6{dollar}. The result for CH{dollar}\\sb4{dollar} is found to be in good agreement with recent calculations by Bishop"],"dc:format":["pdf"],"dc:identifier":["10.25669/nxtg-7n3p","https://oasis.library.unlv.edu/rtds/506","https://oasis.library.unlv.edu/context/rtds/article/1505/viewcontent/uc.pdf"],"dc:language":["English"],"dc:publisher":["University of Nevada, Las Vegas"],"dc:rights":["IN COPYRIGHT. For more information about this rights statement, please visit http://rightsstatements.org/vocab/InC/1.0/"],"dc:title":["Measurements of the second hyperpolarizabilty of argon, methane, carbon tetrafluoride, and sulfur hexafluoride"],"dc:type":["Text"],"thesis:degree_discipline":["Physics"],"thesis:degree_level":["Thesis"],"thesis:degree_name":["Master of Science (MS)"]},"updated_at":"2026-07-24T05:24:37Z"}