Peculiar Properties of Phase Transitions in Na^sub 0.5^Bi^sub 0.5^TiO^sub 3^ -xBaTiO^sub 3^ (0<x<6) Lead-free Relaxor Ferroelectrics Seen Via Acoustic Emission
Na0.5Bi0.5TiO3 -xBaTiO3 (0
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| Veröffentlicht in: | Materials research (São Carlos, São Paulo, Brazil) São Paulo, Brazil), 2018-01, Vol.21 (3), p.1 |
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| container_title | Materials research (São Carlos, São Paulo, Brazil) |
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| creator | Dul'kin, Eveniy Suchanicz, Jan Kania, Antoni Roth, Michael |
| description | Na0.5Bi0.5TiO3 -xBaTiO3 (0 |
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Dielectric curves exhibit the slightly visible small maxima near the depolarization temperatures, Td , and the wide maxima at the temperatures of Tm, whereas the acoustic emission exhibits the sharp bursts, corresponding to Td , Tlm, which is known to be a temperature exhibiting a strong frequency dispersion, TRE, which is known to be a temperature above which a frequency dispersion vanishes, and the Tm and the Tp manifesting a transition to the paraelectric phase. Based on the AE data it was established that all these characteristic temperatures shift down as x increases, but with different slopes. A mechanism of such the differences is discussed.</description><identifier>ISSN: 1516-1439</identifier><identifier>EISSN: 1980-5373</identifier><language>eng</language><publisher>Sao Carlos: Universidade Federal do Sao Carlos, Departamento de Engenharia de Materiais</publisher><subject>Acoustic emission ; Acoustics ; Bismuth titanate ; Depolarization ; Dielectric relaxation ; Dispersion ; Emission analysis ; Ferroelectric materials ; Ferroelectricity ; Ferroelectrics ; Lead free ; Phase transitions ; Relaxors</subject><ispartof>Materials research (São Carlos, São Paulo, Brazil), 2018-01, Vol.21 (3), p.1</ispartof><rights>Copyright Universidade Federal do Sao Carlos, Departamento de Engenharia de Materiais 2018</rights><lds50>peer_reviewed</lds50><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><link.rule.ids>314,776,780</link.rule.ids></links><search><creatorcontrib>Dul'kin, Eveniy</creatorcontrib><creatorcontrib>Suchanicz, Jan</creatorcontrib><creatorcontrib>Kania, Antoni</creatorcontrib><creatorcontrib>Roth, Michael</creatorcontrib><title>Peculiar Properties of Phase Transitions in Na^sub 0.5^Bi^sub 0.5^TiO^sub 3^ -xBaTiO^sub 3^ (0<x<6) Lead-free Relaxor Ferroelectrics Seen Via Acoustic Emission</title><title>Materials research (São Carlos, São Paulo, Brazil)</title><description>Na0.5Bi0.5TiO3 -xBaTiO3 (0<x<6) relaxor ferroelectrics crystals were investigated by means of dielectric and acoustic emission methods. Dielectric curves exhibit the slightly visible small maxima near the depolarization temperatures, Td , and the wide maxima at the temperatures of Tm, whereas the acoustic emission exhibits the sharp bursts, corresponding to Td , Tlm, which is known to be a temperature exhibiting a strong frequency dispersion, TRE, which is known to be a temperature above which a frequency dispersion vanishes, and the Tm and the Tp manifesting a transition to the paraelectric phase. Based on the AE data it was established that all these characteristic temperatures shift down as x increases, but with different slopes. A mechanism of such the differences is discussed.</description><subject>Acoustic emission</subject><subject>Acoustics</subject><subject>Bismuth titanate</subject><subject>Depolarization</subject><subject>Dielectric relaxation</subject><subject>Dispersion</subject><subject>Emission analysis</subject><subject>Ferroelectric materials</subject><subject>Ferroelectricity</subject><subject>Ferroelectrics</subject><subject>Lead free</subject><subject>Phase transitions</subject><subject>Relaxors</subject><issn>1516-1439</issn><issn>1980-5373</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2018</creationdate><recordtype>article</recordtype><recordid>eNqNj09Lw0AUxBdRsP75Dg-86CGy6Zo0hV6stHgQDRo8pqzrC74Sd-t7G8i38au6iIhHT_MbZmCYPTXJ55XOCjMz-4mLvMzyKzM_VEciW62nM1Oaifqs0Q09WYaaww45EgqEDuo3KwgNWy8UKXgB8nBvWxleQF8W7ZJ-saGHbzYtZOPS_rHnejEuygu4Q_uadYwIj9jbMTCskTlgjy4yOYEnRA_PZOHahUEiOVi9k0jaPVEHne0FT3_0WJ2tV83Nbbbj8DGgxM02DOxTtJnqqsrTz_Trf60vY6FZvg</recordid><startdate>20180101</startdate><enddate>20180101</enddate><creator>Dul'kin, Eveniy</creator><creator>Suchanicz, Jan</creator><creator>Kania, Antoni</creator><creator>Roth, Michael</creator><general>Universidade Federal do Sao Carlos, Departamento de Engenharia de Materiais</general><scope>7SR</scope><scope>8BQ</scope><scope>8FD</scope><scope>JG9</scope></search><sort><creationdate>20180101</creationdate><title>Peculiar Properties of Phase Transitions in Na^sub 0.5^Bi^sub 0.5^TiO^sub 3^ -xBaTiO^sub 3^ (0<x<6) Lead-free Relaxor Ferroelectrics Seen Via Acoustic Emission</title><author>Dul'kin, Eveniy ; Suchanicz, Jan ; Kania, Antoni ; Roth, Michael</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-proquest_journals_20881151363</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2018</creationdate><topic>Acoustic emission</topic><topic>Acoustics</topic><topic>Bismuth titanate</topic><topic>Depolarization</topic><topic>Dielectric relaxation</topic><topic>Dispersion</topic><topic>Emission analysis</topic><topic>Ferroelectric materials</topic><topic>Ferroelectricity</topic><topic>Ferroelectrics</topic><topic>Lead free</topic><topic>Phase transitions</topic><topic>Relaxors</topic><toplevel>peer_reviewed</toplevel><toplevel>online_resources</toplevel><creatorcontrib>Dul'kin, Eveniy</creatorcontrib><creatorcontrib>Suchanicz, Jan</creatorcontrib><creatorcontrib>Kania, Antoni</creatorcontrib><creatorcontrib>Roth, Michael</creatorcontrib><collection>Engineered Materials Abstracts</collection><collection>METADEX</collection><collection>Technology Research Database</collection><collection>Materials Research Database</collection><jtitle>Materials research (São Carlos, São Paulo, Brazil)</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Dul'kin, Eveniy</au><au>Suchanicz, Jan</au><au>Kania, Antoni</au><au>Roth, Michael</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>Peculiar Properties of Phase Transitions in Na^sub 0.5^Bi^sub 0.5^TiO^sub 3^ -xBaTiO^sub 3^ (0<x<6) Lead-free Relaxor Ferroelectrics Seen Via Acoustic Emission</atitle><jtitle>Materials research (São Carlos, São Paulo, Brazil)</jtitle><date>2018-01-01</date><risdate>2018</risdate><volume>21</volume><issue>3</issue><spage>1</spage><pages>1-</pages><issn>1516-1439</issn><eissn>1980-5373</eissn><abstract>Na0.5Bi0.5TiO3 -xBaTiO3 (0<x<6) relaxor ferroelectrics crystals were investigated by means of dielectric and acoustic emission methods. Dielectric curves exhibit the slightly visible small maxima near the depolarization temperatures, Td , and the wide maxima at the temperatures of Tm, whereas the acoustic emission exhibits the sharp bursts, corresponding to Td , Tlm, which is known to be a temperature exhibiting a strong frequency dispersion, TRE, which is known to be a temperature above which a frequency dispersion vanishes, and the Tm and the Tp manifesting a transition to the paraelectric phase. Based on the AE data it was established that all these characteristic temperatures shift down as x increases, but with different slopes. A mechanism of such the differences is discussed.</abstract><cop>Sao Carlos</cop><pub>Universidade Federal do Sao Carlos, Departamento de Engenharia de Materiais</pub></addata></record> |
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| language | eng |
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| source | DOAJ Directory of Open Access Journals; EZB-FREE-00999 freely available EZB journals; Free Full-Text Journals in Chemistry |
| subjects | Acoustic emission Acoustics Bismuth titanate Depolarization Dielectric relaxation Dispersion Emission analysis Ferroelectric materials Ferroelectricity Ferroelectrics Lead free Phase transitions Relaxors |
| title | Peculiar Properties of Phase Transitions in Na^sub 0.5^Bi^sub 0.5^TiO^sub 3^ -xBaTiO^sub 3^ (0<x<6) Lead-free Relaxor Ferroelectrics Seen Via Acoustic Emission |
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