Stefan Hellström

Showing 17 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
2013

Molecular Orbital Energy Level Modulation through Incorporation of Selenium and Fluorine into Conjugated Polymers for Organic Photovoltaic Cells

Wenliu Zhuang, Hongyu Zhen, Renee Kroon et al
Journal of Materials Chemistry A. Vol. 1 (43), p. 13422-13425
Journal article
2013

The Influence of Alkoxy Substitutions on the Properties of Diketopyrrolopyrrole-Phenyl Copolymers for Solar Cells

Zandra George, Renee Kroon, R. Gehlhaar et al
Materials. Vol. 6 (7), p. 3022-3034
Journal article
2011

Side-Chain Architectures of 2,7-Carbazole and Quinoxaline-Based Polymers for Efficient Polymer Solar Cells

Ergang Wang, Lintao Hou, Z. Q. Wang et al
Macromolecules. Vol. 44 (7), p. 2067-2073
Journal article
2011

Blue-to-transmissive electrochromic switching of solution processable donor-acceptor polymers

Stefan Hellström, Patrik Henriksson, Renee Kroon et al
Organic Electronics: physics, materials, applications. Vol. 12 (8), p. 1406-1413
Journal article
2011

Influence of side chains on electrochromic properties of green donor-acceptor-donor polymers

Stefan Hellström, Tianqi Cai, Olle Inganäs et al
Electrochimica Acta. Vol. 56 (10), p. 3454-3459
Journal article
2010

Geminate Charge Recombination in Polymer/Fullerene Bulk Heterojunction Films and Implications for Solar Cell Function

S. K. Pal, T. Kesti, M. Maiti et al
Journal of the American Chemical Society. Vol. 132 (35), p. 12440-12451
Journal article
2010

Synthesis and characterization of three small band gap conjugated polymers for solar cell applications

Stefan Hellström, Lars Johan Lindgren, Y. Zhou et al
Polymer Chemistry. Vol. 1 (8), p. 1272-1280
Journal article
2010

Low bandgap polymers synthesized by FeCl(3) oxidative polymerization

Tianqi Cai, Y. Zhou, Ergang Wang et al
Solar Energy Materials and Solar Cells. Vol. 94 (7), p. 1275-1281
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

Polymer Photovoltaics with Alternating Copolymer/Fullerene Blends and Novel Device Architectures

Olle Inganäs, Fengling Zhang, K. Tvingstedt et al
Advanced Materials. Vol. 22 (20), p. E100-E116
Journal article
2010

An Easily Synthesized Blue Polymer for High-Performance Polymer Solar Cells

Ergang Wang, Lintao Hou, Z. Q. Wang et al
Advanced Materials. Vol. 22 (46), p. 5240-5244
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

Structure-property relationships of small bandgap conjugated polymers for solar cells

Stefan Hellström, Fengling Zhang, Olle Inganäs et al
Dalton Transactions (45), p. 10032-10039
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

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