Abstract
A new conjugated polymer with donor-accepter architectures poly[1,4-dioctyloxyphenylene-2,5-diylethenylene- (2,3-dipyridine-2-ylquinoxaline-5,8-diyl)ethylene] (PPV-BD) was synthesized successfully, in which the electron-donating unit was alkoxy substituted phenyl ring, and the electron-accepting unit was a quinoxaline. The resulting polymer had a lower band-gap (1.98 eV) compared to poly[2-methoxy-5-(2-ethyl)hexoxy-phenylenevinylene] (MEH-PPV, 2.12 eV), and was characterized by infrared spectroscopy (IR), nuclear magnetic resonance (NMR), thermogravimetric analysis (TGA), gel permeation chromatography (GPC), ultraviolet-visible (UV-vis) spectroscopy, photoluminescence (PL) spectroscopy and X-ray diffraction (XRD). Its photoinduced charge transfer applications in polymer solar cell (PSC) and trinitrotoluene (TNT) detection were studied respectively, and the results indicated that this polymer might be a good candidate material for PSC or detecting TNT in solution.
| Original language | English |
|---|---|
| Pages (from-to) | 454-464 |
| Number of pages | 11 |
| Journal | Express Polymer Letters |
| Volume | 6 |
| Issue number | 6 |
| DOIs | |
| State | Published - Jun 2012 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 7 Affordable and Clean Energy
Keywords
- Characterization
- Chemosensor material
- Photoinduced charge transfer
- Photovoltaic material
- Polymer synthesis
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