{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,18]],"date-time":"2026-04-18T07:17:43Z","timestamp":1776496663882,"version":"3.51.2"},"reference-count":54,"publisher":"AIP Publishing","issue":"6","funder":[{"name":"General Directorate of Research Grants, King Abdulaziz City of Science and Technology"}],"content-domain":{"domain":["pubs.aip.org"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2016,2,14]]},"abstract":"<jats:p>Gd-doped ZnO thin films were prepared using pulsed laser deposition at different oxygen pressures and varied Gd concentrations. The effects of oxygen deficiency-related defects on the Gd incorporation, optical and structural properties, were explored by studying the impact of oxygen pressure during deposition and post-growth thermal annealing in vacuum. Rutherford Backscattering Spectrometry revealed that the Gd concentration increases with increasing oxygen pressure for samples grown with the same Gd-doped ZnO target. Unexpectedly, the c-lattice parameter of the samples tends to decrease with increasing Gd concentration, suggesting that Gd-defect complexes play an important role in the structural properties. Using low-temperature photoluminescence (PL), Raman measurements and density functional theory calculations, we identified oxygen vacancies as the dominant intrinsic point defects. PL spectra show a defect band related to oxygen vacancies for samples grown at oxygen deficiency.<\/jats:p>","DOI":"10.1063\/1.4941434","type":"journal-article","created":{"date-parts":[[2016,2,9]],"date-time":"2016-02-09T11:27:28Z","timestamp":1455017248000},"update-policy":"https:\/\/doi.org\/10.1063\/aip-crossmark-policy-page","source":"Crossref","is-referenced-by-count":54,"title":["Identifying the influence of the intrinsic defects in Gd-doped ZnO thin-films"],"prefix":"10.1063","volume":"119","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-2661-5092","authenticated-orcid":false,"given":"T. H.","family":"Flemban","sequence":"first","affiliation":[{"name":"King Abdullah University of Science and Technology (KAUST) 1 Physical Science and Engineering Division, , Thuwal 23955-6900, Saudi Arabia"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0389-6143","authenticated-orcid":false,"given":"M. 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