{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,7,30]],"date-time":"2025-07-30T10:58:19Z","timestamp":1753873099828,"version":"3.41.2"},"reference-count":38,"publisher":"AIP Publishing","issue":"6","content-domain":{"domain":["pubs.aip.org"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2013,2,14]]},"abstract":"<jats:p>The electrical properties of polymer composites based on polycarbonate (PC) and panipol CXM (CX), filled with reduced graphene oxide (rGO), were investigated. The composite preparation conditions allowed good dispersion of rGO in the polymer matrix. We show here that when used as a nanofiller in polymers, rGO offers an appreciable improvement of the electrical current in 3 orders of magnitude (from 10\u221210\u2009A to 10\u22127\u2009A at 10\u2009V), as observed in current-voltage (I-V) data for both PC and CX polymers with rGO. The suggested mechanism for the observed switching effects is the migration of oxygen groups aided by both the electrical field and Joule heating. Moreover, some reset- and set- like changes similar to resistive switching were observed in the I-V data of PC and CX-based films upon the addition of rGO. Clockwise (resembling a memristive system type II) and counter-clockwise (resembling a memristive system type I) directions were detected in the I-V data of the analyzed films. According to the obtained results, rGO can be a good filler for PC and CX polymer-based films for application in electronic and photonic areas, due to the significant improvement of the electrical conductivity of these polymers.<\/jats:p>","DOI":"10.1063\/1.4790608","type":"journal-article","created":{"date-parts":[[2013,2,12]],"date-time":"2013-02-12T23:08:13Z","timestamp":1360710493000},"update-policy":"https:\/\/doi.org\/10.1063\/aip-crossmark-policy-page","source":"Crossref","is-referenced-by-count":9,"title":["Conductivity enhancement and resistance changes in polymer films filled with reduced graphene oxide"],"prefix":"10.1063","volume":"113","author":[{"given":"O.","family":"Okhay","sequence":"first","affiliation":[{"name":"Nanotechnology Research Division, Center for Mechanical Technology and Automation (TEMA), Department of Mechanical Engineering, University of Aveiro 1 , Aveiro 3810-193, Portugal"}]},{"given":"R.","family":"Krishna","sequence":"additional","affiliation":[{"name":"Nanotechnology Research Division, Center for Mechanical Technology and Automation (TEMA), Department of Mechanical Engineering, University of Aveiro 1 , Aveiro 3810-193, Portugal"}]},{"given":"M.","family":"Salimian","sequence":"additional","affiliation":[{"name":"Nanotechnology Research Division, Center for Mechanical Technology and Automation (TEMA), Department of Mechanical Engineering, University of Aveiro 1 , Aveiro 3810-193, Portugal"}]},{"given":"E.","family":"Titus","sequence":"additional","affiliation":[{"name":"Nanotechnology Research Division, Center for Mechanical Technology and Automation (TEMA), Department of Mechanical Engineering, University of Aveiro 1 , Aveiro 3810-193, Portugal"}]},{"given":"J.","family":"Gracio","sequence":"additional","affiliation":[{"name":"Nanotechnology Research Division, Center for Mechanical Technology and Automation (TEMA), Department of Mechanical Engineering, University of Aveiro 1 , Aveiro 3810-193, Portugal"}]},{"given":"L. 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