Rumer, JWJWRumerMcCulloch, IIMcCulloch2016-08-032015-04-252016-08-032015-04-25Materials Today, 2015, 18 (8), pp.425-4351873-4103http://hdl.handle.net/10044/1/38546© 2015 The Authors. Published by Elsevier Ltd. This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/).Science & TechnologyTechnologyMaterials Science, MultidisciplinaryMaterials SciencePOLYMER SOLAR-CELLSPOWER CONVERSION EFFICIENCYLOW-BANDGAP POLYMER25TH ANNIVERSARY ARTICLECONJUGATED POLYMERSSIDE-CHAINSFUNCTIONALIZED POLYTHIOPHENEHIGHLY EFFICIENTSINGLE-JUNCTIONTANDEM POLYMERMaterials03 Chemical Sciences09 EngineeringJournal Articlehttps://www.dx.doi.org/10.1016/j.mattod.2015.04.001