Search Results - "Abdulahi, Birhan A."
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Incorporation of Designed Donor–Acceptor–Donor Segments in a Host Polymer for Strong Near-Infrared Emission from a Large-Area Light-Emitting Electrochemical Cell
Published in ACS applied energy materials (23-04-2018)“…Cost-efficient thin-film devices that emit in the near-infrared (NIR) range promise a wide range of important applications. Here, the synthesis and NIR…”
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Polymer Acceptors with Flexible Spacers Afford Efficient and Mechanically Robust All‐Polymer Solar Cells
Published in Advanced materials (Weinheim) (01-02-2022)“…High efficiency and mechanical robustness are both crucial for the practical applications of all‐polymer solar cells (all‐PSCs) in stretchable and wearable…”
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Open-Circuit Voltage Modulations on All-Polymer Solar Cells by Side Chain Engineering on 4,8-Di(thiophen-2-yl)benzo[1,2‑b:4,5‑b′]dithiophene-Based Donor Polymers
Published in ACS applied energy materials (25-06-2018)“…In recent years, all-polymer solar cells (all-PSCs), incorporating active layers based on blends of electron-donor (D) and acceptor (A) polymers, have drawn…”
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Star-Shaped Diketopyrrolopyrrole–Zinc Porphyrin that Delivers 900 nm Emission in Light-Emitting Electrochemical Cells
Published in Chemistry of materials (10-12-2019)“…The development and application of a deep near-infrared (NIR) emitting star-shaped diketopyrrolopyrrole–Zn-porphyrin compound, ZnP(TDPP)4, is reported. The…”
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Reduced Nonradiative Voltage Loss in Terpolymer Solar Cells
Published in The journal of physical chemistry letters (21-05-2020)“…The dissociation of hybrid local exciton and charge transfer excitons (LE–CT) in efficient bulk-heterojunction nonfullerene solar cells contributes to reduced…”
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Near‐Infrared Emission by Tuned Aggregation of a Porphyrin Compound in a Host–Guest Light‐Emitting Electrochemical Cell
Published in Advanced Optical Materials (01-03-2021)“…The synthesis of 5,10,15,20‐tetrakis((5,10‐bis((2‐hexyldecyl)oxy)dithieno[3,2‐c:3′,2′‐h][1,5]naphthyridin‐2‐yl)ethynyl)porphyrin zinc(II) (Por4NT), a…”
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Comparative study on the effects of alkylsilyl and alkylthio side chains on the performance of fullerene and non-fullerene polymer solar cells
Published in Organic electronics (01-02-2020)“…Two novel high gap donor polymers – PBDTTSi-TzBI and PBDTTS-TzBI, based on imide-fused benzotriazole (TzBI) with asymmetric side chains and alkylsilyl (Si) or…”
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