{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,12,18]],"date-time":"2025-12-18T09:09:30Z","timestamp":1766048970740,"version":"build-2065373602"},"reference-count":48,"publisher":"MDPI AG","issue":"4","license":[{"start":{"date-parts":[[2018,3,27]],"date-time":"2018-03-27T00:00:00Z","timestamp":1522108800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Sensors"],"abstract":"<jats:p>All-optical fiber magnetic field sensor based on the Gd2O3 nano-particles (NPs)-doped alumino-silicate glass optical fiber was developed, and its temperature and vibration dependence on the Faraday Effect were investigated. Uniformly embedded Gd2O3 NPs were identified to form in the core of the fiber, and the measured absorption peaks of the fiber appearing at 377 nm, 443 nm, and 551 nm were attributed to the Gd2O3 NPs incorporated in the fiber core. The Faraday rotation angle (FRA) of the linearly polarized light was measured at 650 nm with the induced magnetic field by the solenoid. The Faraday rotation angle was found to increase linearly with the magnetic field, and it was about 18.16\u00b0 \u00b1 0.048\u00b0 at 0.142 Tesla (T) at temperatures of 25 \u00b0C\u2013120 \u00b0C, by which the estimated Verdet constant was 3.19 rad\/(T\u2219m) \u00b1 0.01 rad\/(T\u2219m). The variation of the FRA with time at 0.142 T and 120 \u00b0C was negligibly small (\u22129.78 \u00d7 10\u22124 \u00b0\/min). The variation of the FRA under the mechanical vibration with the acceleration below 10 g and the frequency above 50 Hz was within 0.5\u00b0.<\/jats:p>","DOI":"10.3390\/s18040988","type":"journal-article","created":{"date-parts":[[2018,3,27]],"date-time":"2018-03-27T12:17:24Z","timestamp":1522153044000},"page":"988","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":16,"title":["Temperature and Vibration Dependence of the Faraday Effect of Gd2O3 NPs-Doped Alumino-Silicate Glass Optical Fiber"],"prefix":"10.3390","volume":"18","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-4731-0271","authenticated-orcid":false,"given":"Seongmin","family":"Ju","sequence":"first","affiliation":[{"name":"School of Electrical Engineering and Computer Science\/Advanced Photonics Research Institute, Gwangju Institute of Science and Technology, Gwangju 61005, Korea"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jihun","family":"Kim","sequence":"additional","affiliation":[{"name":"School of Electrical Engineering and Computer Science\/Advanced Photonics Research Institute, Gwangju Institute of Science and Technology, Gwangju 61005, Korea"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Kadathala","family":"Linganna","sequence":"additional","affiliation":[{"name":"Advanced Optical Lens Research Center, Korea Photonics Technology Institute, Gwangju 61007, Korea"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Pramod","family":"Watekar","sequence":"additional","affiliation":[{"name":"School of Electrical Engineering and Computer Science\/Advanced Photonics Research Institute, Gwangju Institute of Science and Technology, Gwangju 61005, Korea"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Seong","family":"Kang","sequence":"additional","affiliation":[{"name":"School of Electrical Engineering and Computer Science\/Advanced Photonics Research Institute, Gwangju Institute of Science and Technology, Gwangju 61005, Korea"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Bok","family":"Kim","sequence":"additional","affiliation":[{"name":"School of Electrical Engineering and Computer Science\/Advanced Photonics Research Institute, Gwangju Institute of Science and Technology, Gwangju 61005, Korea"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Seongjae","family":"Boo","sequence":"additional","affiliation":[{"name":"Solar City Center, Korea Institute of Industrial Technology, Gwangju 61012, Korea"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-1223-3840","authenticated-orcid":false,"given":"Youjin","family":"Lee","sequence":"additional","affiliation":[{"name":"Power System Laboratory, Korea Electric Power Corporation Research Institute, Daejeon 34056, Korea"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Yong","family":"An","sequence":"additional","affiliation":[{"name":"Power System Laboratory, Korea Electric Power Corporation Research Institute, Daejeon 34056, Korea"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Cheol","family":"Kim","sequence":"additional","affiliation":[{"name":"Department of Nano and Advanced Materials Engineering, Gyeongsang National University, Jinju 52828, Korea"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Won-Taek","family":"Han","sequence":"additional","affiliation":[{"name":"School of Electrical Engineering and Computer Science\/Advanced Photonics Research Institute, Gwangju Institute of Science and Technology, Gwangju 61005, Korea"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"1968","published-online":{"date-parts":[[2018,3,27]]},"reference":[{"key":"ref_1","unstructured":"Weber, M.J. 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