(1)    Zhang, W.; Wang, Y. W.; Hu, R.; Fu, L. M.; Ai, X. C.; Zhang, J. P.*; Hou, J. H.*: Mechanism of Primary Charge Photogeneration in Polyfluorene Copolymer/Fullerene Blends and Influence of the Donor/Acceptor Lowest Unoccupied Molecular Orbital Level Offset. J. Phys. Chem. C 2013, 117, 735-749.

(2)    Zhang, W.; Huang, Y.; Xing, Y. D.; Jing, Y.; Ye, L.; Fu, L. M.; Ai, X. C.; Hou, J. H.*; Zhang, J. P.*: Subnanosecond charge photogeneration and recombination in polyfluorene copolymer-fullerene solar cell: Effects of electric field. Optics Express 2013, 21, A241-A249.

(3)    Wu, Y.; Jing, Y.; Guo, X.; Zhang, S. Q.; Zhang, M. J.; Huo, L. J.; Hou, J. H.*: A thieno 3,4-f isoindole-5,7-dione based copolymer for polymer solar cells. Poly. Chem. 2013, 4, 536-541.

(4)    Huo, L.; Li, Z.; Guo, X.; Wu, Y.; Zhang, M.; Ye, L.; Zhang, S.; Hou, J.*: Benzodifuran-alt-thienothiophene based low band gap copolymers: substituent effects on their molecular energy levels and photovoltaic properties. Poly. Chem. 2013, 4, 3047-3056.

(5)    Zhang, S.; Ye, L.; Wang, Q.; Li, Z.; Guo, X.; Huo, L.; Fan, H.*; Hou, J.*: Enhanced Photovoltaic Performance of Diketopyrrolopyrrole (DPP) Based Polymers with Extended π-Conjugation. J. Phys. Chem. C 2013, 117, 9550–9557.

(6)    Qian, D.; Xu, Q.; Hou, X.; Wang, F.; Hou, J.*; Tan, Z. a.*: Stabilization of the film morphology in polymer: Fullerene heterojunction solar cells with photocrosslinkable bromine-functionalized low-bandgap copolymers. J. Polym. Sci. A Polym. Chem. 2013, 51, 3123-3131.

(7)    Huang, Y.; Liu, F.; Guo, X.; Zhang, W.; Gu, Y.; Zhang, J.*; Han, C. C.; Russell, T. P.*; Hou, J.*: Manipulating Backbone Structure to Enhance Low Band Gap Polymer Photovoltaic Performance. Adv. Energy Mater. 2013, 3, 930–937

(8)    Wu, Y., Li, Z., Ma, W.*, Huang, Y., Huo, L.*, Guo, X., Zhang, M., Ade, H. and Hou, J.*, PDT-S-T: A New Polymer with Optimized Molecular Conformation for Controlled Aggregation and π–π Stacking and Its Application in Efficient Photovoltaic Devices. Adv. Mater. 2013, 25, 3449-3455.

(9)   Qian, D.; Ma, W.*; Li, Z.; Guo, X.; Zhang, S.; Ye, L.; Ade, H.; Tan, Z. a.*; Hou, J.*, Molecular Design towards Efficient Polymer Solar Cell with High Polymer Content. J. Am. Chem. Soc. 2013, 135, 8464–8467.

(10) Yong, W.; Zhang, M.*; Xin, X.; Li, Z.; Wu, Y.; Guo, X.; Yang, Z.*; Hou, J.*, Solution-processed indacenodithiophene-based small molecule for bulk heterojunction solar cells. J. Mater. Chem. A 2013, 1, 14214-14220.

(11) Zhang, Z.-G.; Li, H.; Qi, B.; Chi, D.; Jin, Z.; Qi, Z.; Hou, J.*; Li, Y.*; Wang, J.*, Amine group functionalized fullerene derivatives as cathode buffer layers for high performance polymer solar cells. J. Mater. Chem. A 2013, 1, 9624-9629.

(12) Li, X.; Choy, W. C. H.*; Xie, F.; Zhang, S.; Hou, J., Room-temperature solution-processed molybdenum oxide as a hole transport layer with Ag nanoparticles for highly efficient inverted organic solar cells. J. Mater. Chem. A 2013, 1, 6614-6621.

(13) Xie, F.-x.; Choy, W. C. H.*; Sha, W. E. I.; Zhang, D.; Zhang, S.; Li, X.; Leung, C.-w.; Hou, J., Enhanced charge extraction in organic solar cells through electron accumulation effects induced by metal nanoparticles. Energy Environ. Sci. 2013, 6, 3372-3379.

(14) Xie, F.; Choy, W. C. H.*; Wang, C.; Li, X.; Zhang, S.; Hou, J., Low-Temperature Solution-Processed Hydrogen Molybdenum and Vanadium Bronzes for an Efficient Hole-Transport Layer in Organic Electronics. Adv. Mater. 2013, 25, 2051-2055.

(15) Lv, M.; Li, S.; Jasieniak, J. J.; Hou, J.; Zhu, J.*; Tan, Z. a.*; Watkins, S. E.; Li, Y.*; Chen, X.*, A Hyperbranched Conjugated Polymer as the Cathode Interlayer for High Performance Polymer Solar Cells. Adv. Mater. 2013, DOI: 10.1002/adma.201302726.

(16)  Ma, W.; Ye, L.; Zhang, S.; Hou, J.*; Ade, H.*, Competition between morphological attributes in the thermal annealing and additive processing of polymer soalr cells. J. Mater. Chem. C, 2013, 1, 5023–5030.

(17)  Ye, L.; Jing, Y.; Guo, X.; Sun, H.; Zhang, S.; Zhang, M.; Huo, L.; Hou, J.*,  Remove the Residual Additives toward Enhanced Efficiency with Higher Reproducibility in Polymer Solar Cells.  J. Phys. Chem. C, 2013, 117, 14920–14928.

(18)  Zhang, X.; Lu, Z.; Ye, L.; Zhan, C.*; Hou, J.*; Zhang, S.; Jiang, B.; Zhao, Y.; Huang, J.; Zhang, S.; Liu, Y.; Shi, Q.; Liu, Y.; Yao, J.*, A Potential Perylene Diimide Dimer-Based Acceptor Material for Highly Efficient Solution-Processed Non-Fullerene Organic Solar Cells with 4.03% Efficiency. Adv. Mater. 2013, 25, 5791-5797.

(19)  Zhang, M.; Gu, Y.; Guo, X.; Liu, F.; Zhang, S.; Huo, L.; Russell, T. P.*; Hou, J.*, Efficient Polymer Solar Cells Based on Benzothiadiazole and Alkylphenyl Substituted Benzodithiophene with a Power Conversion Efficiency over 8%. Adv. Mater. 2013, 25, 4944-4949.

(20)  Tan, Z. a.*; Li, L.; Wang, F.; Xu, Q.; Li, S.; Sun, G.; Tu, X.; Hou, X.; Hou, J.*; Li, Y.*, Solution-Processed Rhenium Oxide: A Versatile Anode Buffer Layer for High Performance Polymer Solar Cells with Enhanced Light Harvest. Adv. Energy Mater. 2013, DOI: 10.1002/aenm.201300884.

(21) Cheng, P.; Ye, L.; Zhao, X.; Hou, J.*; Li, Y.*; Zhan, X.*, Binary additives synergistically boost the efficiency of all-polymer solar cells up to 3.45%. Energy Environ. Sci. 2013. DOI: 10.1039/C3EE43041C.

(22) Jiang, W.†; Ye, L.†; Li, X.; Xiao, C.; Tan, F.; Zhao, W.; Hou, J.*; Wang, Z.*, Bay-linked perylene bisimides as promising non-fullerene acceptors for organic solar cells. Chem. Commun. 2013. DOI: 10.1039/C3CC47204C