Wendimagegn Mammo

Gästforskare at Chalmers, Chemistry and Chemical Engineering, Applied Chemistry, Ergang Wang Group

Showing 19 publications

2014

Conjugated polymers with polar side chains in bulk heterojunction solar cell devices

Desta Antenehe Gedefaw, Y. Zhou, Z. F. Ma et al
Polymer International. Vol. 63 (1), p. 22-30
Journal article
2014

Random polyfluorene co-polymers designed for a better optical absorption coverage of the visible region of the electromagnetic spectrum

Desta Antenehe Gedefaw, Z. F. Ma, Patrik Henriksson et al
Bulletin of the Chemical Society of Ethiopia. Vol. 28 (1), p. 121-130
Journal article
2013

A Facile Method to Enhance Photovoltaic Performance of Benzodithiophene-Isoindigo Polymers by Inserting Bithiophene Spacer

Z. F. Ma, Dongfeng Dang, Z. Tang et al
Advanced Energy Materials. Vol. 4 (6), p. Art. no. 1301455-
Journal article
2010

Small Band Gap Polymers Synthesized via a Modified Nitration of 4,7-Dibromo-2,1,3-benzothiadiazole

Ergang Wang, Lintao Hou, Z. Q. Wang et al
Organic Letters. Vol. 12 (20), p. 4470-4473
Journal article
2010

Black polymers in bulk-heterojunction solar cells

Y. Zhou, Desta Antenehe Gedefaw, Stefan Hellström et al
IEEE Journal on Selected Topics in Quantum Electronics. Vol. 16 (6), p. 1565-1572
Journal article
2009

Alternating copolymers of fluorene and donor-acceptor-donor segments designed for miscibility in bulk heterojunction photovoltaics

Desta Antenehe Gedefaw, Y. Zhou, Stefan Hellström et al
Journal of Materials Chemistry. Vol. 19 (30), p. 5359-5363
Journal article
2009

Synthesis, Characterization, and Devices of a Series of Alternating Copolymers for Solar Cells

Lars Johan Lindgren, Fengling Zhang, Mattias Andersson et al
Chemistry of Materials. Vol. 21 (15), p. 3491-3502
Journal article
2008

Integration of amyloid nanowires in organic solar cells

Sophie Barrau, Fengling Zhang, A. Herland et al
Applied Physics Letters. Vol. 93 (2), p. 023307 (no.)-
Journal article
2007

New low band gap alternating polyfluorene copolymer-based photovoltaic cells

Wendimagegn Mammo, Shimelis Admassie, Abay Gadisa et al
Sol. Energy Mater. Sol. Cells FIELD Full Journal Title:Solar Energy Materials & Solar Cells. Vol. 91 (11), p. 1010-1018
Journal article
2007

A conjugated polymer for near infrared optoelectronic applications

Erik Per Perzon, Fengling Zhang, Mattias Andersson et al
Advanced Materials. Vol. 19 (20), p. 3308-3311
Journal article
2007

A new donor-acceptor-donor polyfluorene copolymer with balanced electron and hole mobility

Abay Gadisa, Wendimagegn Mammo, L. Mattias Andersson et al
Adv. Funct. Mater. FIELD Full Journal Title:Advanced Functional Materials. Vol. 17 (18), p. 3836-3842
Journal article
2006

Polymer solar cells with low-bandgap polymers blended with C70-derivative give photocurrent at 1 mm

Xiangjun Wang, Erik Per Perzon, Wendimagegn Mammo et al
Thin Solid Films. Vol. 511-512, p. 576-580
Journal article
2006

Evaluation of active materials designed for use in printable electrochromic polymer displays

Payman Tehrani, Joakim Isaksson, Wendimagegn Mammo et al
Thin Solid Films. Vol. 515 (4), p. 2485-2492
Journal article
2006

Electrochemical and optical studies of the band gaps of alternating polyfluorene copolymers

Shimelis Admassie, Olle Inganaes, Wendimagegn Mammo et al
Synthetic Metals. Vol. 156 (7-8), p. 614-623
Journal article
2006

Low-bandgap alternating fluorene copolymer/methanofullerene heterojunctions in efficient near-infrared polymer solar cells

Fengling Zhang, Wendimagegn Mammo, Lars M. Andersson et al
Advanced Materials (Weinheim, Germany). Vol. 18 (16), p. 2169-2173
Journal article
2005

Polymer solar cells based on a low-bandgap fluorene copolymer and a fullerene derivative with photocurrent extended to 850 nm

Fengling Zhang, Erik Per Perzon, Xiangjun Wang et al
Advanced Functional Materials. Vol. 15 (5), p. 745-750
Journal article
2005

Alternating fluorene copolymer–fullerene blend solar cells

O Inganäs, F Zhang, X Wang et al
Organic Photovoltaics: Mechanisms, Materials, and Devices, p. 387-402
Book chapter
2005

Alternating fluorene copolymer-fullerene blend solar cells

Olle Inganaes, Fengling Zhang, Xiangjun Wang et al
Optical Science and Engineering. Vol. 99, p. 387-402
Journal article
2005

Design, Synthesis and Properties of Low Band Gap Polyfluorenes for Photovoltaic Devices

Erik Per Perzon, Xiangjun Wang, Fengling Zhang et al
Synthetic Metals. Vol. 154 (1-3), p. 53-56
Paper in proceedings

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