Article ID Journal Published Year Pages File Type
1440891 Synthetic Metals 2014 6 Pages PDF
Abstract

•Incorporation of SiNWs into conjugated polymer matrix.•Red-shift of polymer absorption spectra.•Quenching of PL intensity with SiNWs addition.•Amelioration of Photovoltaic performance.•Correlation morphology-optical responses.

In this study, we investigate the effect of incorporation of Si nanowires (SiNWs) on the organic/inorganic hybrid nanocomposites based on poly [2-methoxy-5-(2′-ethylhexyloxy)-1,4-phenylene vinylene] (MEH-PPV) and SiNWs. A huge potential for SiNWs for an amelioration of optical properties of investigated structures was shown, and particularly a more efficient charge transfer was guaranteed. The impact of SiNWs incorporation on photoluminescence properties of polymer:Si nanowires nanocomposites have been correlated with morphological characteristics. MEH-PPV:SiNWs (1:2) is the optimum composition where the device performance displays a Jsc of 0.328 μA/cm2, a Voc of 0.680 V and FF of 38%.

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Physical Sciences and Engineering Materials Science Biomaterials
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