Previous Article Next Article Table of Contents Advanced Materials, Vol.28, No.5, 967-974, 2016 DOI10.1002/adma.201504014 Export Citation Highly Efficient Organic Solar Cells with Improved Vertical Donor-Acceptor Compositional Gradient Via an Inverted Off-Center Spinning Method Huang J, Carpenter JH, Li CZ, Yu JS, Ade H, Jen AKY Keywords:bulk heterojunctions;off-center spin;organic solar cells;power conversion efficiency [Referenced By] Please enable JavaScript to view the comments powered by Disqus.