Dergi makalesi Açık Erişim
Kilic, Bayram; Gedik, Nebi; Mucur, Selin Piravadilh; Hergul, Ahmet Serhan; Gur, Emre
{ "DOI": "10.1016/j.mssp.2014.12.020", "abstract": "Well-crystallized Fe2O3-modified TiO2 nanoparticles are prepared by a hydrothermal method and were successfully used as the photoanode of dye-sensitized solar cell (DSSC). Structural, optical and thermal characterizations were carried out by SEM, XRD, AFM, EDAX, DTG, TG and UV-vis spectroscopy. We show that the solar conversion efficiency, incident photocurrent efficiency (IPCE) and fill factor (FF) of Fe2O3-modified TiO2 are significantly increased, about 40%, compared those of to bare TiO2. DSSC shows power conversion efficiency of 7.27% based on Fe2O3-modified TiO2 while TiO2 anatase shows 5.10% solar conversion efficiency. The high improvement in cell performance is attributed to the enhanced light harvesting and high specific surface area for adsorbing more dye molecules in Fe2O3-modified TiO2 nanostructures. (C) 2014 Elsevier Ltd. All rights reserved.", "author": [ { "family": "Kilic", "given": " Bayram" }, { "family": "Gedik", "given": " Nebi" }, { "family": "Mucur", "given": " Selin Piravadilh" }, { "family": "Hergul", "given": " Ahmet Serhan" }, { "family": "Gur", "given": " Emre" } ], "container_title": "MATERIALS SCIENCE IN SEMICONDUCTOR PROCESSING", "id": "78111", "issued": { "date-parts": [ [ 2015, 1, 1 ] ] }, "page": "363-371", "title": "Band gap engineering and modifying surface of TiO2 nanostructures by Fe2O3 for enhanced-performance of dye sensitized solar cell", "type": "article-journal", "volume": "31" }
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