Publications from Organic Photovoltaics Thrust

  1. Li, C.-Z.; Chueh, C.-C.; Yip, H.-L.; Ding, F.; Li, X.; Jen, A. K.-Y. “Solution-Processible Highly Conducting Fullerenes” Adv. Mater. 2013, Early View.
  2. Yang, X.; Chueh, C.-C.; Li, C.-Z.; Yip, H.-L.; Yin, p.; Chen, H.; Chen, W.-C.; Jen, A. K.-Y. “High-Efficiency Polymer Solar Cells Achieved by Doping Plasmonic Metallic Nanoparticles into Dual Charge Selecting Interfacial Layers to Enhance Light Trapping” Adv. Energy Mater. 2013, Early View.
  3. Chueh, C.-C.; Chien, S.-C.; Yip, H.-L.; Salinas, J. F.; Li, C.-Z.; Chen, K.-S.; Chen, F.-C.; Chen, W.-C.; Jen, A. K.-Y. “Toward High-Performance Semi-Transparent Polymer Solar Cells: Optimization of Ultra-Thin Light Absorbing Layer and Transparent Cathode Architecture” Adv. Energy Mater. 2013, 3, 417-423.
  4. Liu, S.-Y.; Shi, M.-M.; Huang, J.-C.; Jin, Z.-N.; Hu, X.-L.; Pan, J.-Y.; Li, H.-Y.; Jen, A. K.-Y.; Chen, H.-Z. “C–H activation: making diketopyrrolopyrrole derivatives easily accessible” J. Mater. Chem. A 2013, 1, 2795-2805.
  5. Wu, C.-H.; Chin, C.-Y.; Chen, T.-Y.; Hsieh, S.-N.; Lee, C.-H.; Guo, T.-F.; Jen, A. K.-Y.; Wen, T.-C. “Enhanced performance of polymer solar cells using solution-processed tetra-n-alkyl ammonium bromides as electron extraction layers” J. Mater. Chem. A 2013, 1, 2582-2587.
  6. Tsai, K.-W.; Hsieh, S.-N.; Guo, T.-F.; Hsu, Y.-J.; Jen, A. K.-Y.; Wen, T.-C. “Enhancing the hole injection ability of indium tin oxide via ammonium salts in polymer light-emitting diodes” J. Mater. Chem. C 2013, 1, 531-535.
  7. Schlenker, C. W.; Chen, K-S.; Yip, H.-L.; Li, C.-Z.; Bradshaw, L. R.; Ochsenbein, S. T.; Ding, F.; Li, X. S.; Gamelin, D. R.; Jen, A. K.-Y.; Ginger, D. S. “Polymer Triplet Energy Levels Need Not Limit Photocurrent Collection in Organic Solar Cells” J. Am. Chem. Soc. 2012, 134, 19661-19668.
  8. Salinas, J.-F.; Yip, H.-Y.; Chueh, C.-C.; Li, C.-Z.; Maldonado, J.-L.; Jen, A. K.-Y. “Optical Design of Transparent Thin Metal Electrodes to Enhance In-Coupling and Trapping of Light in Flexible Polymer Solar Cells” Adv. Mater. 2012, 24, 6362-6367.
  9. Xu, Y.-X.; Chueh, C.-C.; Yip, H.-L.; Ding, F.-Z.; Li, Y.-X.; Li, C.-Z.; Li, X.; Chen, W.-C.; Jen, A. K.-Y. “Improved Charge Transport and Absorption Coefficient in Indacenodithieno[3,2-b]thiophene-based Ladder-Type Polymer Leading to Highly Efficient Polymer Solar Cells” Adv. Mater. 2012, 24, 6356-6361.
  10. Chen, K.-S.; Salinas, J.-F.; Yip, H.-L.; Huo, L.; Hou, J.; Jen, A. K.-Y. “Semi-transparent polymer solar cells with 6% PCE, 25% average visible transmittance and a color rendering index close to 100 for power generating window applications” Energy Environ. Sci. 2012, 5, 9551-9557 (Chosen as “Hot” EES article).
  11. Chen, K.-S.; Yip, H.-L.; Schlenker, C. W.; Ginger, D. S.; Jen, A. K.-Y. “Halogen-free solvent processing for sustainable development of high efficiency organic solar cells” Org. Electron. 2012, 13, 2870-2878.
  12. Zhang, Y.; Zou, J.; Chueh, C.-C.; Yip, H.-L.; Jen, A. K.-Y. “Significant Improved Performance of Photovoltaic Cells Made from a Partially Fluorinated Cyclopentadithiophene/Benzothiadiazole Conjugated Polymer” Macromolecules 2012, 45, 5427-5435.
  13. Li, C.-Z.; Chueh, C.-C.; Yip, H.-L.; Chen, W.-C.; Jen, A. K.-Y. “Evaluation of Structure/Property Relationships of Solution-Processible Fullerene Acceptors and their n-Channel Field-Effect Transistor Performance” Journal of Materials Chemistry, (2012), 22, 14976-14981.
  14. Grancini, G.; Kumar, R. S. S.; Abrusci, A; Yip, H.-L.; Li, C.-Z.; Jen, A. K.-Y.; Lanzani, G.; Snaith, H. J. “Boosting Infrared Light Harvesting by Molecular Functionalization of Metal Oxide/Polymer Interfaces in Efficient Hybrid Solar Cells” Advanced Functional Materials, (2012), 22, 2160-2166.
  15. Zou, J; Yip, H.-L.; Zhang, Y.; Gao, Y.; Chien, S.-C.; O’Malley, K. M.; Chueh, C.-C.; Chen, H.; Jen, A. K.-Y. “High Performance Inverted Polymer Solar Cells: Device Characterization, Optical Modeling, and Hole-Transporting Modifications” Advanced Functional Materials, (2012), 22, 2804-2811.
  16. Li, C.-Z., Chueh, C.-C., Yip, H.-L.; O’Malley K. M.; Chen, W.-C.; Jen, A. K.-Y. “Effective Interfacial Layer to Enhance Efficiency of Polymer Solar Cells via Solution-Processed Fullerene-Surfactants” Journal of Materials Chemistry, (2012), 22, 8574-8578.(Selected as Hot Article: http://blogs.rsc.org/jm/2012/05/10/hot-article-improving-the-organic-metal-interface-in-polymer-solar-cells/)
  17. Yip. H.-L.;  Jen, A. K.-Y. “Recent Advances in Solution-Processed Interfacial Materials for Efficient and Stable Polymer Solar Cells” Energy & Environmental Science, (2012), 5, 5994-6011. (Invited Feature Article) Most-Read EES article in Feb 2012(http://blogs.rsc.org/ee/2012/04/17/top-10-most-read-ees-articles-in-february/)
  18. Li, C.-Z.; Yip, H.-L.; Jen, A. K.-Y. “Functional Fullerenes for Organic Photovoltaics” Journal of Materials Chemistry, (2012), 22, 4161-4177. (Invited Feature Article) Top 10 Most-Read article in Feb 2012 (http://blogs.rsc.org/jm/2012/04/17/top-ten-most-read-journal-of-materials-chemistry-articles-in-february-2/)
  19. Sun, Y.; Chien, S.-C.; Yip, H.-L.; Chen, K.-S.; Zhang, Y.; Davies, J. A.; Chen, F.-C.; Lin, B.; Jen, A. K.-Y. “Improved Thin Film Morphology and Bulk-Heterojunction Solar Cell Performance through Systematic Tuning of Surface Energy of Conjugated Polymers” Journal of Materials Chemistry, (2012), 22, 5587-5595.
  20. Zeigler, D. F.; Chen, K.-S.; Yip, H.-L.; Zhang, Y.; Jen, A. K.-Y. “Tunable Light-Harvesting Polymers Containing Embedded Dipolar Chromophores for Polymer Solar Cell Applications” Journal of Polymer Science: Part A Polymer Chemistry, (2012), 50, 1362-1373
  21. O’Malley, K. M, Li, C.-Z.; Yip, H.-L.; Jen, A. K.-Y. “Enhanced Open-Circuit Voltage in High Performance Polymer/Fullerene Bulk-Heterojunction Solar Cells by Cathode Modification with a C60 Surfactant” Advanced Energy Materials, (2012), 2, 82-86.
  22. Duan, C.; Hu, X.; Chen, K.-S.; Yip, H.-L.; Li, W.; Huang, F.; Jen, A. K.-Y.; Cao, Y. “Fully Visible-Light-Harvesting Conjugated Polymers with Pendant Donor-π-Acceptor Chromophores for Photovoltaic Applications” Solar Energy Materials and Solar Cells, (2012), 97, 50-58.
  23. Sun, Y.; Chien, S.-C.; Yip, H.-L.; Zhang, Y.; Chen, K.-S.; Zeigler, D. F.; Chen, F.-C.; Lin, B.; Jen, A. K.-Y. “Chemically Doped and Cross-linked Hole-Transporting Materials as an Efficient Anode Buffer Layer for Polymer Solar Cells” Chemistry of Materials, (2011), 23, 5006-5015.
  24. Cho, N.; Yip, H.-L.; Davies, J. A.; Kazarinoff, P. D.; Zeigler, D. F.; Durban, M. M.; Segawa, Y.; O’Malley, K. M.; Luscombe, C. K.; Jen, A. K.-Y. “In-situ Crosslinking and n-Doping of Semiconducting Polymers and Their Application as Efficient Electron-Transporting Materials in Inverted Polymer Solar Cells” Advanced Energy Materials, (2011), 1, 1148-1153. (Highlighted article in Materials Views on Nov 4th 2010)
  25. Zhang, Y.; Chien, S.-C.; Chen, K.-S.; Yip, H.-L.; Sun, Y.; Davies, J. A.; Chen, F.-C.; Jen, A. K.-Y. “Increased open circuit voltage in fluorinated benzothiadiazole-based alternating conjugated polymers” Chemical Communications (2011), 47, 11026-11028.
  26. Li, C.-Z.; Chien, S.-C.; Yip, H.-L.; Chueh, C.-C.; Chen, F.-C.; Matsuo, Y.; Nakamura, E.; Jen, A. K.-Y. “Facile Synthesis of a 56π-Electron 1,2-dihydromethano-[60]PCBM and Its Application for Thermally Stable Polymer Solar Cells”, Chemical Communications (2011), 47, 10082-10084.
  27. Sun, Y.; Chien, S.-C.; Yip, H.-L.; Zhang, Y.; Chen, K.-S.; Zeigler, D. F.; Chen, F.-C.; Lin, B.; Jen, A. K.-Y. “High-Mobility Low-Bandgap Conjugated Copolymers Based on Indacenodithiophene and Thiadiazolo[3,4-c]pyridine Units for Thin Film Transistor and Photovoltaic Applications”, Journal of Materials Chemistry (2011), 21, 13247-13255
  28. Zhang, Y.; Zou, J.; Yip, H.-L.; Chen, K.-S.; Davies, J. A.; Sun, Y.; Jen, A. K.-Y. “ Synthesis, Characterization, Charge Transport, and Photovoltaic Properties of Dithienobenzoquinoxaline- and Dithienobenzopyridopyrazin-Based Conjugated Polymers” Macromolecules, (2011), 44, 4752-4758.
  29. Cho, N.; Yip, H.-L.; Hau, S. K.; Chen, K.-S.; Kim, T.-W.; Davies, J. A.; Zeigler, D. F.; Jen, A. K.-Y. “N-Doping of Thermally Polymerizable Fullerenes as an Electron Transporting Layer for Inverted Polymer Solar Cells”, Journal of Materials Chemistry (2011), 21, 6956-6961.
  30. Zhang, Y.; Zou, J.; Yip, H.-L.; Chen, K.-S.; Zeigler, D. F.; Sun, Y.; Jen, A. K.-Y. “Development of Indacenodithiophene and Quinoxaline-Based Conjugated Polymers for Efficient Polymer Solar Cells”, Chemistry of Materials (2011),23, 2289-2291. (Top 20 most downloaded articles in June 2011)
  31. Gao, Y.; Yip, H.-L.; Chen, K.-S.; O’Malley, K. M.; Acton, O.; Sun, Y.; Ting, G.; Chen, H.; Jen, A. K.-Y. “Surface Doping of Conjugated Polymers by Graphene Oxide and Its Application for Organic Electronic Devices”, Advanced Materials (2011), 23, 1903-1908.
  32. Chen, K.-S.; Zhang, Y.; Yip, H.-L.; Sun, Y.; Davies, J. A.; Ting, C.; Chen, P.-C.; Jen, A. K.-Y. “Highly Efficient Indacenodithiophene-Based Polymeric Solar Cells in Conventional and Inverted Device Configurations”, Organic Electronics, (2011), 12, 794-801.
  33. Tillack, A. F.; Noone, K. M.; MacLeod, B. A.; Nordlund, D.; Nagle, K. P.; Bradley, J. A.; Hau, S. K.; Yip, H.-L.; Jen, A. K.-Y.; Seidler, G. T.; Ginger, D. S. “Surface Characterization of Polythiophene:Fullerene Blends on Different Electrodes using Near Edge X-ray Absorption Fine Structure”, ACS Applied Materials & Interfaces, (2011), 3, 726-732.
  34. Zhang, Y.;  Zou, J.; Yip, H.-L.; Sun, Y.; Davies, J. A.; Chen, K.-S.; Acton, O.; Jen, A. K.-Y. “Polymers Based on C, Si and N-Bridged Dithiophene and Thienopyrroledione Units: Synthesis, Field-Effect Transistors and Bulk Heterojunction Polymer Solar Cells” Journal of Materials Chemistry, (2011), 21, 3895-3902.
  35. Wang, J.-Y.; Hau, S. K., Yip, H.-L.; Davies, J. A.; Chen, K.-S.; Zhang, Y.; Sun, Y.; Jen, A. K.-Y. “Benzobis(silolothiophene)-Based Low Bandgap Polymers for Efficient Polymer Solar Cells” Chemistry of Materials(2011), 23(3), 765-767.
  36. Hau, S. K.; Yip, H.-L.; Chen, K.-S.; Zou, J.; Jen, A. K.-Y, “Solution Processed Inverted Tandem Polymer Solar Cells with Self-Assembled Monolayer Modified Interfacial Layers”, Applied Physics Letters (2010), 97(25), 253307 (Also selected for publication in the Virtual Journal of Nanoscale Science and Technology)
  37. Hau, S. K.; O’Malley K. M.; Cheng, Y.-J.; Yip, H.-L.; Ma, H.; Jen, A. K.-Y. “Optimization of Cathode, Active Layer and Anode for High Performance Inverted Bulk-Heterojunction Solar Cells”, (Invited article) IEEE, Journal of Selected Topics in Quantum Electronics(2010), 16(6), 1665-1675.
  38. Duan, C.; Chen, K.-S.; Huang, F.; Yip, H.-L.; Liu, S.; Zhang, J.; Jen, A. K.-Y.; Cao, Y. “Synthesis, Characterization, and Photovoltaic Properties of Carbazole-Based Two-Dimensional Conjugated Polymers with Donor-π-Bridge-Acceptor Side Chains” Chemistry of Materials(2010), 22(23), 6444-6452.
  39. Gao, Y.; Yip, H.-L.; Hau, S. K.; O’Malley, K.; Cho, N.; Chen, H.; Jen, A. K.-Y. “Anode Modification of Inverted Polymer Solar Cells Using Graphene Oxide” Applied Physics Letters (2010), 97(20), 203306.
  40. Sun, Y.; Gong, X.; Hsu, B. B. Y.; Yip, H.-L.; Jen, A. K.-Y.; Heeger, A. J. “Solution-Processed Cross-linked Hole Selective Layer for Polymer Solar Cells in the inverted Structure” Applied Physics Letters (2010), 97(19), 193310.
  41. Hau, S. K.; Yip, H.-L.; Jen, A. K.-Y. “A Review on The Development of Inverted Polymer Solar Cells”, (Invited reviews), Polymer Reviews (2010), 50(4), 474-510.
  42. Hau, S. K.; Cheng, Y.-J.; Zhang, Y.; Yip, H.-L.; Ma, H.; Jen, A. K.-Y. “The Effect of Chemical Modification of Fullerene-Based Self-Assembled Monolayers on the Performance of Inverted Polymer Solar Cells”, ACS Applied Materials & Interfaces (2010), 2(7), 1892-1902. (Top 20 most cited and most read articles for 2011 in ACS Applied Materials & Interfaces)
  43. Zou, J.; Yip, H.-L.; Hau, S. K.; Jen, A. K.-Y. “Metal Grid/Conducting Polymer Hybrid Transparent Electrode for Inverted Polymer Solar Cells” Applied Physics Letters (2010), 96(24), 203301. (Top 20 most downloaded articles in year 2010)
  44. Ma, H.; Yip, H.-L.; Huang, F.; Jen, A. K.-Y. “Interface Engineering for Organic Electronics.” Advanced Functional Materials (2010), 20(9), 1371-1388. (Rank #9 in Most Accessed Articles 8/2009-7/2010)
  45. Zhang, Y.; Hau, S. K.; Yip, H.-L.; Sun, Y.; Acton, O.; Jen, A. K.-Y. “Efficient Polymer Solar Cells Based on the Copolymers of Benzodithiophene and Thienopyrroledione” Chemistry of Materials, (2010), 22(9), 2696-2698. (Top 20 most cited articles for last 3 years in Chemistry of Materials)
  46. Cunningham, P. D.; Hayden, L. M.; Yip, H.-L.; Jen, A. K.-Y. “Charge Carrier Dynamics in Metalated Polymers Investigated by Optical-Pump Terahertz-Probe Spectroscopy”, Journal of Physical Chemistry B (2009), 113(47), 15427-15432.
  47. Huang, F.; Chen, K.-S.; Yip, H.-L.; Hau, S. K.; Acton, O.; Zhang, Y.; Luo, J.; Jen, A. K.-Y. “Development of New Conjugated Polymers with Donor-p -Bridge-Acceptor Side Chains for High Performance Solar Cells.” Journal of the American Chemical Society (2009),  131(39),  13886-13887.
  48. Hau, S. K.; Yip, H.-L.; Zou, J.; Jen, A. K.-Y. “Indium tin oxide-free semi-transparent inverted polymer solar cells using conducting polymer as both bottom and top electrodes.” Organic Electronics (2009), 10(7), 1401-1407.
  49. Zhang, Y.; Yip, H.-L.; Acton, O.; Hau, S. K.; Huang, F.; Jen, A. K.-Y.. “A Simple and Effective Way of Achieving Highly Efficient and Thermally Stable Bulk-Heterojunction Polymer Solar Cells Using Amorphous Fullerene Derivatives as Electron Acceptor”, Chemistry of Materials, (2009),  21(13),  2598-2600
  50. Hau, S. K.; Yip, H.-L.; K. Leong; Jen, A. K.-Y. “Spraycoating of Ag nanoparticle electrodes for inverted polymer solar cells” Organic Electronics (2009), 10, 719-723.
  51. Hau, S. K.; Yip, H.-L.; Baek, N. S., Ma, H.; Jen A. K.-Y. “Interfacial Modification to Improve Inverted Polymer Solar Cells” Journal of Materials Chemistry (2008), 18, 5113-5119.
  52. Hau, S. K.; Yip, H.-L.; Ma, H.; Jen A. K.-Y. “High Performance Ambient Processed Inverted Polymer Solar Cells through Interfacial Modification with a Fullerene Self-Assembled Monolayer” Applied Physics Letters (2008), 93, 233304. (Top 20 most downloaded articles in Dec. 2008)
  53. Baek, N. S., Hau, S. K. Yip, H.-L.; Chen, K.-S.; Acton, O.; Jen A. K.-Y. “High Performance Amorphous Metallated p-Conjugated Polymers for Field-Effect Transistors and Polymer Solar Cells” Chemistry of Materials (2008), 20, 5734-5736. (Top 20 most cited articles for last 3 years in Chemistry of Materials)
  54. Hau, S. K.; Yip, H.-L.; Baek, N. S., Zou, J.; O’ Mellay, K.; Jen A. K.-Y. “Air-Stable Inverted Flexible Polymer Solar Cells Using Zinc Oxide Nanoparticles as an Electron Selective Layer” Applied Physics Letters (2008), 92, 253301 (Top 20 most downloaded articles in June 2008, July 2008)
  55. Yip. H.-L.; Hau, S. K.; Baek, N. S.; Ma, H.; Jen, A. K.-Y. “Polymer Solar Cells That Use Self Assembled-Monolayer-Modified ZnO/Metals as Cathodes” Advanced Materials (2008), 20, 2376-2382.
  56. Yip. H.-L.; Hau, S. K.; Baek, N. S.; Jen, A. K.-Y. “Self-Assembled Monolayer Modified ZnO/Metal Bilayer Cathodes for Polymer:Fullerene Bulk-Heterojunction Solar Cells” Applied Physics Letters (2008), 92, 193313.

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