{"id":{"repo_id":"soton","oai_identifier":"oai:eprints.soton.ac.uk:192583"},"canonical_url":"https://search.dev.ndltd.org/etd/soton/oai:eprints.soton.ac.uk:192583","repository":{"repo_id":"soton","name":"University of Southampton","base_url":"https://eprints.soton.ac.uk/cgi/oai2"},"display":{"title":"Photorefractives for fast optics","abstract":"This thesis describes an experimental and theoretical study into the nonlinear optical<br/>properties of novel photorefractive materials and devices. The focus of the work is<br/>centred on bringing together the attractive attributes of inorganic and organic<br/>materials in a single hybrid device and to increase the photorefractive effect that is<br/>available from either material alone.<br/><br/>Consequently three novel photorefractive devices have been developed that are<br/>suitable for use as frequency agile optical filters and exhibit greater contrast ratios<br/>than previous passive photorefractive materials. Small signal gain co-efficients of up<br/>to 1600cm-1 are demonstrated in these hybrid devices, compared to less than 20cm-1<br/>in a single photorefractive window without any inorganic-organic hybridisation. The<br/>fundamental understanding in an inorganic photorefractive hybrid has also been<br/>advanced.","abstract_html":"This thesis describes an experimental and theoretical study into the nonlinear optical&lt;br/&gt;properties of novel photorefractive materials and devices. The focus of the work is&lt;br/&gt;centred on bringing together the attractive attributes of inorganic and organic&lt;br/&gt;materials in a single hybrid device and to increase the photorefractive effect that is&lt;br/&gt;available from either material alone.&lt;br/&gt;&lt;br/&gt;Consequently three novel photorefractive devices have been developed that are&lt;br/&gt;suitable for use as frequency agile optical filters and exhibit greater contrast ratios&lt;br/&gt;than previous passive photorefractive materials. Small signal gain co-efficients of up&lt;br/&gt;to 1600cm-1 are demonstrated in these hybrid devices, compared to less than 20cm-1&lt;br/&gt;in a single photorefractive window without any inorganic-organic hybridisation. The&lt;br/&gt;fundamental understanding in an inorganic photorefractive hybrid has also been&lt;br/&gt;advanced.","abstract_has_math":false,"creators":["Deer, Mathew John"],"institution":"University of Southampton","degree_name":"Ph.D.","degree_level":"doctoral","degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":["Kaczmarek, Malgosia","McEwan, Ken"],"committee_chairs":[],"committee_members":[],"year":2006,"date_issued":"2006-09","date_published":"2006-09","updated_at":"2026-07-24T04:36:28Z","subjects":[],"languages":[],"rights":[],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":null,"outbound_label":null,"outbound_source":null},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Kaczmarek, Malgosia","McEwan, Ken"]},{"key":"dc:creator","label":"Author","values":["Deer, Mathew John"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2006-09"]},{"key":"dc:date.issued","label":"Date","values":["2006-09"]},{"key":"dc:publisher.department","label":"Dc Publisher Department","values":["Chemistry (pre 2011 reorg)","Department of Physics"]},{"key":"dc:publisher.institution","label":"Dc Publisher Institution","values":["University of Southampton"]},{"key":"dc:relation.isreferencedby","label":"Dc Relation Isreferencedby","values":["https://eprints.soton.ac.uk/192583/"]},{"key":"dc:type","label":"Dc Type","values":["Thesis"]},{"key":"dc:type.qualificationlevel","label":"Dc Type Qualificationlevel","values":["doctoral"]},{"key":"dc:type.qualificationname","label":"Dc Type Qualificationname","values":["Ph.D."]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["https://eprints.soton.ac.uk/192583/1/00374490.pdf"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["This thesis describes an experimental and theoretical study into the nonlinear optical<br/>properties of novel photorefractive materials and devices. The focus of the work is<br/>centred on bringing together the attractive attributes of inorganic and organic<br/>materials in a single hybrid device and to increase the photorefractive effect that is<br/>available from either material alone.<br/><br/>Consequently three novel photorefractive devices have been developed that are<br/>suitable for use as frequency agile optical filters and exhibit greater contrast ratios<br/>than previous passive photorefractive materials. Small signal gain co-efficients of up<br/>to 1600cm-1 are demonstrated in these hybrid devices, compared to less than 20cm-1<br/>in a single photorefractive window without any inorganic-organic hybridisation. The<br/>fundamental understanding in an inorganic photorefractive hybrid has also been<br/>advanced."]},{"key":"dc:format","label":"Dc Format","values":["text"]},{"key":"dc:title","label":"Title","values":["Photorefractives for fast optics"]}]}],"canonical_facts":{"dc:contributor.advisor":["Kaczmarek, Malgosia","McEwan, Ken"],"dc:creator":["Deer, Mathew John"],"dc:date":["2006-09"],"dc:date.issued":["2006-09"],"dc:description.abstract":["This thesis describes an experimental and theoretical study into the nonlinear optical<br/>properties of novel photorefractive materials and devices. The focus of the work is<br/>centred on bringing together the attractive attributes of inorganic and organic<br/>materials in a single hybrid device and to increase the photorefractive effect that is<br/>available from either material alone.<br/><br/>Consequently three novel photorefractive devices have been developed that are<br/>suitable for use as frequency agile optical filters and exhibit greater contrast ratios<br/>than previous passive photorefractive materials. Small signal gain co-efficients of up<br/>to 1600cm-1 are demonstrated in these hybrid devices, compared to less than 20cm-1<br/>in a single photorefractive window without any inorganic-organic hybridisation. The<br/>fundamental understanding in an inorganic photorefractive hybrid has also been<br/>advanced."],"dc:format":["text"],"dc:identifier.uri":["https://eprints.soton.ac.uk/192583/1/00374490.pdf"],"dc:publisher.department":["Chemistry (pre 2011 reorg)","Department of Physics"],"dc:publisher.institution":["University of Southampton"],"dc:relation.isreferencedby":["https://eprints.soton.ac.uk/192583/"],"dc:title":["Photorefractives for fast optics"],"dc:type":["Thesis"],"dc:type.qualificationlevel":["doctoral"],"dc:type.qualificationname":["Ph.D."]},"updated_at":"2026-07-24T04:36:28Z"}