{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,13]],"date-time":"2025-10-13T08:48:00Z","timestamp":1760345280571,"version":"3.41.2"},"reference-count":57,"publisher":"AIP Publishing","issue":"12","license":[{"start":{"date-parts":[[2019,12,19]],"date-time":"2019-12-19T00:00:00Z","timestamp":1576713600000},"content-version":"vor","delay-in-days":18,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"},{"start":{"date-parts":[[2019,12,19]],"date-time":"2019-12-19T00:00:00Z","timestamp":1576713600000},"content-version":"tdm","delay-in-days":18,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100001824","name":"Czech Science Foundation","doi-asserted-by":"crossref","award":["18-09265S","17-05620S"],"award-info":[{"award-number":["18-09265S","17-05620S"]}],"id":[{"id":"10.13039\/501100001824","id-type":"DOI","asserted-by":"crossref"}]},{"DOI":"10.13039\/501100002347","name":"Bundesministerium f\u00fcr Bildung und Forschung","doi-asserted-by":"publisher","award":["05K16PGA"],"award-info":[{"award-number":["05K16PGA"]}],"id":[{"id":"10.13039\/501100002347","id-type":"DOI","asserted-by":"publisher"}]},{"name":"Ministry of Education, Youth and Sports of the Czech Republic","award":["CEITEC 2020 (LQ1601)","CZ.02.1.01\/0.0\/0.0\/16_019\/0000760"],"award-info":[{"award-number":["CEITEC 2020 (LQ1601)","CZ.02.1.01\/0.0\/0.0\/16_019\/0000760"]}]},{"name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia","award":["CERN-FIS-NUC-0004-2015"],"award-info":[{"award-number":["CERN-FIS-NUC-0004-2015"]}]}],"content-domain":{"domain":["pubs.aip.org"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2019,12,1]]},"abstract":"<jats:p>Using time-differential perturbed angular correlation of \u03b3 rays, we investigated the electric-field gradient of polycrystalline EuTiO3 and Eu2Ti2O7, with 181Hf(181Ta) as a probe, following different thermal treatments. The measurements were performed at ISOLDE-CERN following 80 keV implantation at the Bonn Radioisotope Separator. The experimental results indicated successful induction of different phases in the implantation recovery process at 1273 and 1373 K. These observations were combined with ab initio calculations and X-ray diffraction measurements. A comparison of ab initio calculated electric-field gradients with the measured values discriminates between different structures and defects and rules out many possible cases. The Ta probe at the Ti site in the Eu2Ti2O7 phase is found to be the most probable case of site occupation after annealing at 1373 K, while annealing at 1273 K keeps EuTiO3 in the vicinity of the Ta probe. A discussion of the hyperfine interactions that promote variation in the interaction strength at the 181Ta site is presented.<\/jats:p>","DOI":"10.1063\/1.5115466","type":"journal-article","created":{"date-parts":[[2019,12,19]],"date-time":"2019-12-19T18:52:05Z","timestamp":1576781525000},"update-policy":"https:\/\/doi.org\/10.1063\/aip-crossmark-policy-page","source":"Crossref","is-referenced-by-count":9,"title":["Thermal annealing effects in polycrystalline EuTiO3 and Eu2Ti2O7"],"prefix":"10.1063","volume":"9","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-2186-5321","authenticated-orcid":false,"given":"Juliana","family":"Schell","sequence":"first","affiliation":[{"name":"European Organization for Nuclear Research (CERN) 1 , CH-1211 Geneva, Switzerland"},{"name":"Institute for Materials Science and Center for Nanointegration Duisburg-Essen (CENIDE), University of Duisburg-Essen 2 , 45141 Essen, Germany"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4699-869X","authenticated-orcid":false,"given":"Stanislav","family":"Kamba","sequence":"additional","affiliation":[{"name":"Institute of Physics of the Czech Academy of Sciences 3 , Na Slovance 2, 182 21 Prague 8, Czech Republic"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0619-4032","authenticated-orcid":false,"given":"Martin","family":"Kachlik","sequence":"additional","affiliation":[{"name":"CEITEC\u2014Central European Institute of Technology, Brno University of Technology 4 , Purky\u0148ova 123, 612 00 Brno, Czech Republic"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7535-6920","authenticated-orcid":false,"given":"Karel","family":"Maca","sequence":"additional","affiliation":[{"name":"CEITEC\u2014Central European Institute of Technology, Brno University of Technology 4 , Purky\u0148ova 123, 612 00 Brno, Czech Republic"}]},{"given":"Jan","family":"Drahokoupil","sequence":"additional","affiliation":[{"name":"Institute of Physics of the Czech Academy of Sciences 3 , Na Slovance 2, 182 21 Prague 8, Czech Republic"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-8156-2720","authenticated-orcid":false,"given":"B. Rahman","family":"Rano","sequence":"additional","affiliation":[{"name":"European Organization for Nuclear Research (CERN) 1 , CH-1211 Geneva, Switzerland"},{"name":"Department of Physics, University of Dhaka 5 , Dhaka 1000, Bangladesh"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-9057-378X","authenticated-orcid":false,"given":"Jo\u00e3o","family":"Nuno Gon\u00e7alves","sequence":"additional","affiliation":[{"name":"CICECO\u2014Aveiro Institute of Materials and Departamento de F\u00edsica, Universidade de Aveiro 6 , 3810-193 Aveiro, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9633-5654","authenticated-orcid":false,"given":"Thien","family":"Thanh Dang","sequence":"additional","affiliation":[{"name":"Helmholtz-Institut f\u00fcr Strahlen- und Kernphysik, University of Bonn 7 , 53115 Bonn, Germany"}]},{"given":"Angelo","family":"Costa","sequence":"additional","affiliation":[{"name":"European Organization for Nuclear Research (CERN) 1 , CH-1211 Geneva, Switzerland"}]},{"given":"Cornelia","family":"Noll","sequence":"additional","affiliation":[{"name":"Helmholtz-Institut f\u00fcr Strahlen- und Kernphysik, University of Bonn 7 , 53115 Bonn, Germany"}]},{"given":"Reiner","family":"Vianden","sequence":"additional","affiliation":[{"name":"Helmholtz-Institut f\u00fcr Strahlen- und Kernphysik, University of Bonn 7 , 53115 Bonn, Germany"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6895-1334","authenticated-orcid":false,"given":"Doru C.","family":"Lupascu","sequence":"additional","affiliation":[{"name":"Institute for Materials Science and Center for Nanointegration Duisburg-Essen (CENIDE), University of Duisburg-Essen 2 , 45141 Essen, Germany"}]}],"member":"317","published-online":{"date-parts":[[2019,12,19]]},"reference":[{"key":"2023080822070732200_c1","doi-asserted-by":"publisher","first-page":"105017","DOI":"10.1063\/1.4994249","volume":"7","year":"2017","journal-title":"AIP Adv."},{"key":"2023080822070732200_c2","doi-asserted-by":"publisher","first-page":"336","DOI":"10.1007\/bf01392991","volume":"257","year":"1972","journal-title":"Z. Phys."},{"key":"2023080822070732200_c3","doi-asserted-by":"publisher","first-page":"411","DOI":"10.1515\/zna-1996-5-615","volume":"51","year":"1996","journal-title":"Z. Naturforsch., A"},{"key":"2023080822070732200_c4","doi-asserted-by":"publisher","first-page":"035145","DOI":"10.1103\/physrevb.86.035145","volume":"86","year":"2012","journal-title":"Phys. Rev. B"},{"key":"2023080822070732200_c5","doi-asserted-by":"publisher","first-page":"69","DOI":"10.1007\/978-3-540-34591-6_3","article-title":"Physics of ferroelectrics: A modern perspective","volume":"105","year":"2007","journal-title":"Top. Appl. Phys."},{"key":"2023080822070732200_c6","doi-asserted-by":"publisher","first-page":"144308","DOI":"10.1103\/physrevb.88.144308","volume":"88","year":"2013","journal-title":"Phys. Rev. B"},{"key":"2023080822070732200_c7","doi-asserted-by":"publisher","first-page":"2389","DOI":"10.1016\/j.jnoncrysol.2010.05.014","volume":"356","year":"2010","journal-title":"J. Non-Cryst. Solids"},{"key":"2023080822070732200_c8","doi-asserted-by":"publisher","first-page":"4560","DOI":"10.1021\/ic2024567","volume":"51","year":"2012","journal-title":"Inorg. Chem."},{"key":"2023080822070732200_c9","doi-asserted-by":"publisher","first-page":"3913","DOI":"10.1103\/physrevb.10.3913","volume":"10","year":"1974","journal-title":"Phys. Rev. B"},{"key":"2023080822070732200_c10","doi-asserted-by":"publisher","first-page":"1763","DOI":"10.1016\/0022-3697(69)90244-3","volume":"30","year":"1969","journal-title":"J. Phys. Chem. Solids"},{"key":"2023080822070732200_c11","doi-asserted-by":"publisher","first-page":"649","DOI":"10.1038\/nmat2799","volume":"9","year":"2010","journal-title":"Nat. Mater."},{"key":"2023080822070732200_c12","doi-asserted-by":"publisher","first-page":"054415","DOI":"10.1103\/physrevb.64.054415","volume":"64","year":"2001","journal-title":"Phys. Rev. B"},{"key":"2023080822070732200_c13","doi-asserted-by":"publisher","first-page":"954","DOI":"10.1038\/nature09331","volume":"466","year":"2010","journal-title":"Nature"},{"key":"2023080822070732200_c14","doi-asserted-by":"publisher","first-page":"064426","DOI":"10.1103\/physrevb.81.064426","volume":"81","year":"2010","journal-title":"Phys. Rev. B"},{"key":"2023080822070732200_c15","doi-asserted-by":"publisher","first-page":"212102","DOI":"10.1103\/physrevb.83.212102","volume":"83","year":"2011","journal-title":"Phys. Rev. B"},{"key":"2023080822070732200_c16","doi-asserted-by":"publisher","first-page":"054112","DOI":"10.1103\/physrevb.86.054112","volume":"86","year":"2012","journal-title":"Phys. Rev. B"},{"key":"2023080822070732200_c17","doi-asserted-by":"publisher","first-page":"949","DOI":"10.1080\/01411594.2012.709634","volume":"85","year":"2012","journal-title":"Phase Transitions"},{"key":"2023080822070732200_c18","doi-asserted-by":"publisher","first-page":"1","DOI":"10.1016\/j.jmmm.2018.04.060","volume":"462","year":"2018","journal-title":"J. Magn. Magn. Mater."},{"key":"2023080822070732200_c19","doi-asserted-by":"publisher","first-page":"57","DOI":"10.1016\/j.jallcom.2015.05.019","volume":"645","year":"2015","journal-title":"J. Alloys Compd."},{"key":"2023080822070732200_c20","doi-asserted-by":"publisher","first-page":"3646","DOI":"10.1038\/s41598-017-03509-y","volume":"7","year":"2017","journal-title":"Sci. Rep."},{"key":"2023080822070732200_c21","doi-asserted-by":"publisher","first-page":"16","DOI":"10.1016\/j.matlet.2012.01.055","volume":"74","year":"2012","journal-title":"Mater. Lett."},{"key":"2023080822070732200_c22","doi-asserted-by":"publisher","first-page":"185","DOI":"10.1080\/00337577908245993","volume":"44","year":"1979","journal-title":"Radiat. Eff."},{"key":"2023080822070732200_c23","doi-asserted-by":"publisher","first-page":"145302","DOI":"10.1063\/1.4980168","volume":"121","year":"2017","journal-title":"J. Appl. Phys."},{"key":"2023080822070732200_c24","doi-asserted-by":"publisher","first-page":"104001","DOI":"10.1088\/1361-6471\/aa81ac","volume":"44","year":"2017","journal-title":"J. Phys. G: Nucl. Part. Phys."},{"key":"2023080822070732200_c25","doi-asserted-by":"publisher","first-page":"044011","DOI":"10.1088\/1361-6471\/aa5f03","volume":"44","year":"2017","journal-title":"J. Phys. G: Nucl. Part. Phys."},{"key":"2023080822070732200_c26","doi-asserted-by":"publisher","first-page":"417","DOI":"10.1016\/0168-9002(89)90311-2","volume":"284","year":"1989","journal-title":"Nucl. Instrum. Methods Phys. Res., Sect. A"},{"key":"2023080822070732200_c27","doi-asserted-by":"publisher","first-page":"073501","DOI":"10.1063\/1.3455186","volume":"81","year":"2010","journal-title":"Rev. Sci. Instrum."},{"key":"2023080822070732200_c28"},{"key":"2023080822070732200_c29","doi-asserted-by":"publisher","first-page":"189","DOI":"10.1007\/bf02651311","volume":"52","year":"1989","journal-title":"Hyperfine Interact."},{"key":"2023080822070732200_c30","doi-asserted-by":"publisher","first-page":"943","DOI":"10.1103\/physrev.92.943","volume":"92","year":"1953","journal-title":"Phys. Rev."},{"volume-title":"Alpha-, Beta- and Gamma-Ray Spectroscopy","year":"1965","author":"Siegbahn","key":"2023080822070732200_c31"},{"key":"2023080822070732200_c32","doi-asserted-by":"publisher","first-page":"1083","DOI":"10.1016\/s0969-8043(97)00020-1","volume":"48","year":"1997","journal-title":"Appl. Radiat. Isot."},{"key":"2023080822070732200_c33","doi-asserted-by":"publisher","first-page":"165109","DOI":"10.1063\/1.4993714","volume":"123","year":"2018","journal-title":"J. Appl. Phys."},{"key":"2023080822070732200_c34","doi-asserted-by":"publisher","first-page":"1981","DOI":"10.1103\/physrevlett.61.1981","volume":"61","year":"1988","journal-title":"Phys. Rev. Lett."},{"key":"2023080822070732200_c35","doi-asserted-by":"publisher","first-page":"174307","DOI":"10.1103\/physrevb.65.174307","volume":"65","year":"2002","journal-title":"Phys. Rev. B"},{"key":"2023080822070732200_c36","doi-asserted-by":"publisher","first-page":"871","DOI":"10.1103\/physrevb.54.871","volume":"54","year":"1996","journal-title":"Phys. Rev. B"},{"key":"2023080822070732200_c37","doi-asserted-by":"publisher","first-page":"2","DOI":"10.1007\/s10751-016-1373-7","volume":"238","year":"2016","journal-title":"Hyperfine Interact."},{"key":"2023080822070732200_c38","doi-asserted-by":"publisher","first-page":"1369","DOI":"10.1063\/1.1686503","volume":"45","year":"1974","journal-title":"Rev. Sci. Instrum."},{"year":"2018","key":"2023080822070732200_c39"},{"key":"2023080822070732200_c40","doi-asserted-by":"publisher","first-page":"177","DOI":"10.1007\/bf01312998","volume":"24","year":"1976","journal-title":"Z. Phys. B"},{"key":"2023080822070732200_c41","doi-asserted-by":"publisher","first-page":"17953","DOI":"10.1103\/physrevb.50.17953","volume":"50","year":"1994","journal-title":"Phys. Rev. B"},{"key":"2023080822070732200_c42","doi-asserted-by":"publisher","first-page":"11169","DOI":"10.1103\/physrevb.54.11169","volume":"54","year":"1996","journal-title":"Phys. Rev. B"},{"key":"2023080822070732200_c43","doi-asserted-by":"publisher","first-page":"3865","DOI":"10.1103\/physrevlett.77.3865","volume":"77","year":"1996","journal-title":"Phys. Rev. Lett."},{"key":"2023080822070732200_c44","doi-asserted-by":"publisher","first-page":"104109","DOI":"10.1103\/physrevb.85.104109","volume":"85","year":"2012","journal-title":"Phys. Rev. B"},{"key":"2023080822070732200_c45","doi-asserted-by":"publisher","first-page":"114","DOI":"10.1038\/nature10219","volume":"476","year":"2011","journal-title":"Nature"},{"key":"2023080822070732200_c46","doi-asserted-by":"publisher","first-page":"1505","DOI":"10.1103\/physrevb.57.1505","volume":"57","year":"1998","journal-title":"Phys. Rev. B"},{"key":"2023080822070732200_c47","doi-asserted-by":"publisher","first-page":"65","DOI":"10.1107\/s0021889869006558","volume":"2","year":"1969","journal-title":"J. Appl. Crystallogr."},{"key":"2023080822070732200_c48","doi-asserted-by":"publisher","first-page":"1","DOI":"10.6028\/jres.109.002","volume":"109","year":"2004","journal-title":"J. Res. Natl. Inst. Stand. Technol."},{"key":"2023080822070732200_c49","doi-asserted-by":"publisher","first-page":"320","DOI":"10.1016\/0022-4596(91)90149-c","volume":"90","year":"1991","journal-title":"J. Solid State Chem."},{"key":"2023080822070732200_c50","doi-asserted-by":"publisher","first-page":"1","DOI":"10.1016\/j.adt.2015.12.002","volume":"111","year":"2016","journal-title":"At. Data Nucl. Data Tables"},{"key":"2023080822070732200_c51","doi-asserted-by":"publisher","first-page":"064003","DOI":"10.1088\/1361-6471\/aa666b","volume":"44","year":"2017","journal-title":"J. Phys. G: Nucl. Part. Phys."},{"key":"2023080822070732200_c52","doi-asserted-by":"publisher","first-page":"3384","DOI":"10.1107\/s0567740872007976","volume":"28","year":"1972","journal-title":"Acta Cryst. B"},{"key":"2023080822070732200_c53","doi-asserted-by":"publisher","first-page":"193003","DOI":"10.1103\/physrevlett.109.193003","volume":"109","year":"2012","journal-title":"Phys. Rev. Lett."},{"key":"2023080822070732200_c54","doi-asserted-by":"crossref","first-page":"317","DOI":"10.1007\/978-3-642-46571-0","volume-title":"Microscopic Methods in Metals","author":"Gonser","year":"1986"},{"year":"2017","key":"2023080822070732200_c55"},{"journal-title":"Nucl. Instrum. Methods Phys. Res. B.","article-title":"Using radioactive beams to unravel local phenomena in ferroic and multiferroic materials","key":"2023080822070732200_c56","doi-asserted-by":"publisher","DOI":"10.1016\/j.nimb.2019.06.016"},{"issue":"12","key":"2023080822070732200_c57","doi-asserted-by":"publisher","first-page":"611","DOI":"10.3390\/cryst9120611","article-title":"TDPAC studies of local defects and phenomena in ferroics and multiferroics","volume":"9","year":"2019","journal-title":"Crystals"}],"container-title":["AIP Advances"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/pubs.aip.org\/aip\/adv\/article-pdf\/doi\/10.1063\/1.5115466\/12931187\/125125_1_online.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/pubs.aip.org\/aip\/adv\/article-pdf\/doi\/10.1063\/1.5115466\/12931187\/125125_1_online.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"syndication"},{"URL":"https:\/\/pubs.aip.org\/aip\/adv\/article-pdf\/doi\/10.1063\/1.5115466\/12931187\/125125_1_online.pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,6,3]],"date-time":"2025-06-03T18:29:50Z","timestamp":1748975390000},"score":1,"resource":{"primary":{"URL":"https:\/\/pubs.aip.org\/adv\/article\/9\/12\/125125\/1076721\/Thermal-annealing-effects-in-polycrystalline"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2019,12,1]]},"references-count":57,"journal-issue":{"issue":"12","published-print":{"date-parts":[[2019,12,1]]}},"URL":"https:\/\/doi.org\/10.1063\/1.5115466","relation":{},"ISSN":["2158-3226"],"issn-type":[{"type":"electronic","value":"2158-3226"}],"subject":[],"published-other":{"date-parts":[[2019,12]]},"published":{"date-parts":[[2019,12,1]]},"article-number":"125125"}}