Time-resolved studies of ferroelectric materials using Neutron Stroboscopic techniques during the application of electric fields

dc.contributor.authorDaniels, JEen_AU
dc.contributor.authorFinlayson, TRen_AU
dc.contributor.authorStuder, AJen_AU
dc.contributor.authorJones, JLen_AU
dc.date.accessioned2022-04-20T01:28:51Zen_AU
dc.date.available2022-04-20T01:28:51Zen_AU
dc.date.issued2006-12-05en_AU
dc.date.statistics2021-08-31en_AU
dc.description.abstractAn experimental facility utilising stroboscopic methods has been developed at the Australian Nuclear Science and Technology Organisation and has been applied to study the time dependence of neutron Bragg peak intensities, in response to applied high-voltage electric fields. One advantage of such methods is that relatively small changes in scattering intensity which may occur in materials as the result of the application of a stimulus such as electric field, can be enhanced. The present stroboscopic facility with a timing resolution below 20μs, has been applied to study the variation of Bragg peak intenstities from ferroelectric materials such as triglycine sulphate (TGS), a common pyroelectric detector material, and lead zirconate titanate (PZT), the most widely used material for electromechanical transducer applications. The results obtained show the first insight into the real-time structural response of these materials during dynamic electrical loading. Single crystal TGS shows very interesting structural behaviour in the first two hundred microseconds of switching of field intensity, which is apparent in large relaxation effects in the diffracted intensity of particular hkl reflections. For the ceramic PZT, both intrinsic (lattice strains) and extrinsic (domain wall motion) contributions to the macroscopic strain have been identified from the measurement of changes in Bragg peak intensities, for the first time, during dynamic actuation.en_AU
dc.identifier.citationDaniels, J., Finlayson, T., Studer, A., & Jones, J. (2006). Time-resolved studies of ferroelectric materials using Neutron Stroboscopic techniques during the application of electric fields. Poster presented at the Australian Institute of Physics 17th National Congress 2006, Brisbane Convention and Exhibition Centre, Brisbane Australia, Sunday 3 - Friday 8 December 2006. Retrieved from: https://www.aip.org.au/resources/Documents/Congress/AIPCongress-2006-Program.pdfen_AU
dc.identifier.conferenceenddate8 December 2006en_AU
dc.identifier.conferencenameAustralian Institute of Physics 17th National Congress 2006en_AU
dc.identifier.conferenceplaceBrisbane, Australiaen_AU
dc.identifier.conferencestartdate3 December 2006en_AU
dc.identifier.urihttps://www.aip.org.au/resources/Documents/Congress/AIPCongress-2006-Program.pdfen_AU
dc.identifier.urihttps://apo.ansto.gov.au/dspace/handle/10238/13039en_AU
dc.language.isoenen_AU
dc.publisherAustralian Institute of Physicsen_AU
dc.subjectFerroelectric materialsen_AU
dc.subjectNeutronsen_AU
dc.subjectElectric fieldsen_AU
dc.subjectANSTOen_AU
dc.subjectBragg curveen_AU
dc.subjectScatteringen_AU
dc.subjectMaterialsen_AU
dc.subjectPZTen_AU
dc.subjectTransducersen_AU
dc.subjectCrystal latticesen_AU
dc.titleTime-resolved studies of ferroelectric materials using Neutron Stroboscopic techniques during the application of electric fieldsen_AU
dc.typeConference Posteren_AU
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