55. “A New sp2-sp2 Dialkylethylene-Bridged Heptacyclic Ladder-Type Arene for Highly Efficient Polymer Solar Cells” Wu, J.-S.; Lai, Y.-Y.; Cheng, Y.-J.;* Chang, C.-Y.; Wang, C.-L.; Hsu, C.-S.* Adv. Energy Mater. 2013, accepted, DOI: 10.1002/aenm.201200929. Link

56.“Synthesis and Photophyiscal and Photovoltaic Properties of a New Class of Two-dimensional Conjugated Polymers Containing Donor-Acceptor Chromophore as Pendant Groups” Lai, Y.-Y.; Cheng, Y.-J.* Chen, C.-H.; Cheng, S.-W.; Cao, F.-Y. and Hsu, C.-S.*. Polym. Chem. 2013, 4, 3333.  Link

57. Interface Engineering to Enhance Efficiency of Conventional Polymer Solar Cells by Alcohol/Water-Soluble C60 Materials Doped with Alkali Carbonates” Lai, Y.-Y.; Shih, P.-I.; Li, Y.-P.; Tsai, C.-E..; Wu, J.-S.; Cheng, Y.-J.;* Hsu, C.-S.* ACS. Appl. Mater. Interfaces. 2013, 5, 5122. Link

58. “Formation of Nanostructured Fullerene Interlayer through Accelerated Self-Assembly and Cross-Linking of Trichlorosilane Moieties Leading to Enhanced Efficiency of Photovoltaic Cells” Liang, W.-W.; Chang, C.-Y.; Lai, Y.-Y.; Cheng, S.-W.; Chang, H.-H.; Lai, Y.-Y.; Cheng, Y.-J.;* Wang, C.-L.;* Hsu, C.-S.* Macromolecules 2013, 46, 4781. Link

59. “Synthesis, Molecular and Photovoltaic Properties of a New Indolo[3,2-b]indole-Based Acceptor-Donor-Acceptor Small Molecule” Lai, Y.-Y.; Yeh, J.-M.; Tsai, C.-E.; and Cheng, Y.-J.* Eur. J. Org. Chem. 2013, 23, 5076. Link

60. “A New Ladder-Type Benzodi(cyclopentadithiophene)-Based Donor-Acceptor Polymer and a Modified Hole-Collecting PEDOT:PSS Layer to Achieve Tandem Solar Cells with Open-Circuit Voltage of 1.62 V” Chen, Y.-L.; Kao, W.-S.; Tsai, C.-E.; Lai, Y.-Y.; Cheng, Y.-J.,* Hsu, C.-S.* Chem. Communs. 2013. 49, 7702. Link

61. A Versatile Fluoro-Containing Low-Bandgap Polymer for Efficient Semitransparent and Tandem Polymer Solar Cells Chang, C.-Y.; Zuo, Li.; Yip, H.-L.; Li, Y.; Li, C.-Z.; Hsu, C.-S.; Cheng, Y.-J.; Chen, H.; Jen, A. K.-Y.* Adv. Funct. Mater. 2013, adfm201301557, in press. Link

62.  “A New Pentacyclic Indacenodiselenophene Arene and its Donor-Acceptor Copolymers for Solution-Processable Polymer Solar Cells and Transistors: Synthesis, Characterization and Investigation of Alkyl/Alkoxy Side-Chain Effect” Chang, H.-H.; Tsai, C.-E.; Lai, Y.-Y.; Liang, W.-W.; Hsu, S.-L.; Hsu, C.-S.; Cheng, Y.-J.* Macromolecules 2013, 46, 7715. Link

63. Synthesis and Molecular Properties of Four Isomeric Dialkylated Angular-Shaped NaphthodithiophenesSheng-Wen Cheng, De-Yang Chiou, Yu-Ying Lai, Ruo-Han Yu, Chia-Hao Lee, and Yen-Ju Cheng* Organic Letters. 2013, 15, 5338. Link