Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleAn Efficient Bulk-Heterojunction Photovoltaic Cell Based on Energy Transfer in Graded-Bandgap Polymers.AuthorsGupta, D.; Kabra, D.; Kolishetti, N.; Ramakrishnan, S.; Narayan, K. S.PublicationAdvanced Functional Materials, 2007, Vol 17, Issue 2, p226ISSN1616-301XPublication typeArticleDOI10.1002/adfm.200600183