4. B. Meng, Y. Y. Fu, Z. Y. Xie, J. Liu*, L. X. Wang*, Phosphonate-Functionalized Donor Polymer as an Underlying Interlayer to Improve Active Layer Morphology in Polymer Solar Cells, Macromolecules, 2014, 47, 6246.
3. L. Zhang, Z. J. Zhang, C. Z. He, L. M. Dai, J. Liu*, L. X. Wang, Rationally Designed Surfactants for Few-Layered Graphene Exfoliation: Ionic Groups Attached to Electron-Deficient pi-Conjugated Unit through Alkyl Spacers, ACS Nano, 2014, 8, 6663.
2. J. Liu, G. Kim, Y. H. Xue, J. Y. Kim, J.-B. Baek, M. Durstock, L. M. Dai*, Graphene Oxide Nanoribbon as Hole Extraction Layer to Enhance Efficiency and Stability of Polymer Solar Cells, Adv. Mater., 2014, 26, 786.
1. J. Liu*, M. Durstock, L. M. Dai*, Graphene Oxide Derivatives as Hole- and Electron-Extraction Layers for High-Performance Polymer Solar Cells, Energy Environ. Sci., 2014, 7, 1297.