{"id":{"repo_id":"cape-town","oai_identifier":"oai:open.uct.ac.za:11427/13838"},"canonical_url":"https://search.dev.ndltd.org/etd/cape-town/oai:open.uct.ac.za:11427/13838","repository":{"repo_id":"cape-town","name":"University of Cape Town","base_url":"https://open.uct.ac.za/oai/request"},"display":{"title":"Atomic absorption spectrometry and its application in geochemistry","abstract":"The atomic absorption method of analysis is reviewed. The theory describing the various phenomena such as atomic population, spectral line shapes, factors influencing absorption, analytical graph curvature, etc.are deduced. The practical aspects of atomic absorption are discussed with respect to: Instrumentation: flame studies and an attempt to develop \"a universal\" flame; contamination; sources of errors, etc. The method is applied to the analysis of silicate materials. Problems of sample dissolution and standards preparation are discussed. Applications have been made on the determination of the alkali metals (including lithium isotope determination), magnesium and calcium, copper, zinc, iron, manganese, molybdenum and aluminium. Although certain geochemical aspects of these elements are discussed, the analytical problems are stressed. The interference effects by other elements were tested and techniques developed to enable interferences to be overcome. It is concluded that atomic absorption spectrometry has significant uses for the geochemist, especially for the estimation of elements of the trace and minor concentration levels.","abstract_html":"The atomic absorption method of analysis is reviewed. The theory describing the various phenomena such as atomic population, spectral line shapes, factors influencing absorption, analytical graph curvature, etc.are deduced. The practical aspects of atomic absorption are discussed with respect to: Instrumentation: flame studies and an attempt to develop "a universal" flame; contamination; sources of errors, etc. The method is applied to the analysis of silicate materials. Problems of sample dissolution and standards preparation are discussed. Applications have been made on the determination of the alkali metals (including lithium isotope determination), magnesium and calcium, copper, zinc, iron, manganese, molybdenum and aluminium. Although certain geochemical aspects of these elements are discussed, the analytical problems are stressed. The interference effects by other elements were tested and techniques developed to enable interferences to be overcome. It is concluded that atomic absorption spectrometry has significant uses for the geochemist, especially for the estimation of elements of the trace and minor concentration levels.","abstract_has_math":false,"creators":["Butler, Louis Robert Patrick"],"institution":"Department of Geological Sciences","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":["Ahrens, L H"],"committee_chairs":[],"committee_members":[],"year":1968,"date_issued":"1968","date_published":"1968","updated_at":"2026-07-22T22:23:17Z","subjects":[],"languages":["eng"],"rights":[],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/11427/13838","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Ahrens, L H"]},{"key":"dc:creator","label":"Author","values":["Butler, Louis Robert Patrick"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2015-09-14T07:05:04Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2015-09-14T07:05:04Z"]},{"key":"dc:date.issued","label":"Date","values":["1968"]},{"key":"dc:publisher.department","label":"Dc Publisher Department","values":["Department of Geological Sciences"]},{"key":"dc:publisher.institution","label":"Dc Publisher Institution","values":["University of Cape Town"]},{"key":"dc:type","label":"Dc Type","values":["Doctoral Thesis"]},{"key":"dc:type.qualificationlevel","label":"Dc Type Qualificationlevel","values":["Doctoral"]},{"key":"dc:type.qualificationname","label":"Dc Type Qualificationname","values":["PhD"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language.iso","label":"Language (ISO)","values":["eng"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/11427/13838"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Includes bibliographical references."]},{"key":"dc:description.abstract","label":"Abstract","values":["The atomic absorption method of analysis is reviewed. The theory describing the various phenomena such as atomic population, spectral line shapes, factors influencing absorption, analytical graph curvature, etc.are deduced. The practical aspects of atomic absorption are discussed with respect to: Instrumentation: flame studies and an attempt to develop \"a universal\" flame; contamination; sources of errors, etc. The method is applied to the analysis of silicate materials. Problems of sample dissolution and standards preparation are discussed. Applications have been made on the determination of the alkali metals (including lithium isotope determination), magnesium and calcium, copper, zinc, iron, manganese, molybdenum and aluminium. Although certain geochemical aspects of these elements are discussed, the analytical problems are stressed. The interference effects by other elements were tested and techniques developed to enable interferences to be overcome. It is concluded that atomic absorption spectrometry has significant uses for the geochemist, especially for the estimation of elements of the trace and minor concentration levels."]},{"key":"dc:title","label":"Title","values":["Atomic absorption spectrometry and its application in geochemistry"]}]}],"canonical_facts":{"dc:contributor.advisor":["Ahrens, L H"],"dc:creator":["Butler, Louis Robert Patrick"],"dc:date.accessioned":["2015-09-14T07:05:04Z"],"dc:date.available":["2015-09-14T07:05:04Z"],"dc:date.issued":["1968"],"dc:description":["Includes bibliographical references."],"dc:description.abstract":["The atomic absorption method of analysis is reviewed. The theory describing the various phenomena such as atomic population, spectral line shapes, factors influencing absorption, analytical graph curvature, etc.are deduced. The practical aspects of atomic absorption are discussed with respect to: Instrumentation: flame studies and an attempt to develop \"a universal\" flame; contamination; sources of errors, etc. The method is applied to the analysis of silicate materials. Problems of sample dissolution and standards preparation are discussed. Applications have been made on the determination of the alkali metals (including lithium isotope determination), magnesium and calcium, copper, zinc, iron, manganese, molybdenum and aluminium. Although certain geochemical aspects of these elements are discussed, the analytical problems are stressed. The interference effects by other elements were tested and techniques developed to enable interferences to be overcome. It is concluded that atomic absorption spectrometry has significant uses for the geochemist, especially for the estimation of elements of the trace and minor concentration levels."],"dc:identifier.uri":["http://hdl.handle.net/11427/13838"],"dc:language.iso":["eng"],"dc:publisher.department":["Department of Geological Sciences"],"dc:publisher.institution":["University of Cape Town"],"dc:title":["Atomic absorption spectrometry and its application in geochemistry"],"dc:type":["Doctoral Thesis"],"dc:type.qualificationlevel":["Doctoral"],"dc:type.qualificationname":["PhD"]},"updated_at":"2026-07-22T22:23:17Z"}