Academic Profile : Faculty

Asst Prof Tsao Hoi Nok
Assistant Professor, National Institute of Education - Natural Sciences & Science Education
Email
Journal Articles (Central)
Lau, G. P. S., Tsao, H. N., Yi, C., Zakeeruddin, S. M., Graetzel, M., & Dyson, P. J. (2015). Enhancing the Stability of Porphyrin Dye-Sensitized Solar Cells by Manipulation of Electrolyte Additives. ChemSusChem, 8, 255-259.
Guo, X., Tsao, H. N., Gao, P., Xia, D., An, C., Nazeeruddin, M. K., Baumgarten, M., Graetzel, M., & Muellen, K. (2014). Dithieno[2,3-d;2′,3′-d′]benzo[1,2-b;4,5-b′]dithiophene based organic sensitizers for dye-sensitized solar cells. RSC Advances, 4, 54130-54133.
Liu, C., Xu, Y., Liu, Z., Tsao, H. N., Muellen, K., Minari, T., Noh, Y. -Y., & Sirringhaus, H. (2014). Improving solution-processed n-type organic field-effect transistors by transfer-printed metal/semiconductor and semiconductor/semiconductor heterojunctions. Organic Electronics, 15, 1884-1889.
Lau, G. P. S., Tsao, H. N., Zakeeruddin, S. M., Graetzel, M., & Dy son, P. J. (2014). Highly Stable Dye-Sensitized Solar Cells Based on Novel 1,2,3-Triazolium Ionic Liquids. ACS Applied Materials & Interfaces, 6(null), 13571-13577.
Gao, P., Tsao, H. N., Yi, C., Graetzel, M., & Nazeeruddin, M. K. (2014). Extended π-Bridge in Organic Dye-Sensitized Sola r Cells: the Longer, the Better?. Advanced Energy Materials, 4, 1301485.
Yi, C., Giordano, F., Ha, N.-L.-C., Tsao, H. N., Zakeeruddin, S. M., & Graetzel, M. (2014). Influence of Structural Variations in Push'Pull Zinc Porphyrins on Photovoltaic Performance of Dye-Sensitized Solar Cells. ChemSusChem, 7, 1107-1113.
Moehl, T., Tsao, H. N., Wu, K.-L., Hsu, H.-C., Ronca, E., De Angelis, F., Nazeeruddin, M. K., & Graetzel, M. (2013). High Open-Circuit Voltages: Evidence for a Sensitizer-Induced TiO2 Conduction Band Shift in Ru(II)-Dye Sensitized Solar Cells. Chemistry of Materia ls, 25, 4497-4502.
Pisula, W., Tsao, H. N., Dudenko, D., Puniredd, S. R., Zhao, Y., Mavrinskij, A., Shu, J., Hansen, M. R., Baumgarten, M., & Muellen, K. (2013). Solid-State Organization and Ambipolar Field-Effect Transistors of Benzothiadiazole-Cyclopentadithiophene Copolymer with Long Branch ed Alkyl Side Chains. Polymers, 5, 833-846.
Cai, L., Tsao, H. N., Zhang, W., Wang, L., Xue, Z., Graetzel, M., & Liu, B. (2013). Organic Sensitizers with Bridged Triphenylamine Donor Units for Efficient Dye-Sensitized Solar Cells. Advanced Energy Materials, 3, 200-205.
Tsao, H. N., Comte, P., Yi, C., Graetzel, M. (2012). Avoiding Diffusion Limitations in Cobalt(III/II)-Tris(2,2′-Bipyridine)-Based Dye-Sensitized Solar Cells by Tuning the Mesoporous TiO2 Film Properties. ChemPhysChem, 13, 2976-2981.
Gao, P., Tsao, H. N., Graetzel, M., & Nazeeruddin, M. K. (2012). Fine-tuning the Electronic Structure of Organic Dyes for Dye-Sensitized Solar Cells. Organic Letters, 14, 4330-4333.
Beaujuge, P. M., Tsao, H. N., Hansen, M. R., Amb, C. M., Risko, C., Subbiah, J., Choudhury, K. R., Mavrinskij, A., Pisula, W., Bredas, J.-L., So, F., Muellen, K., & Reynolds, J. R. (2012). Synthetic Principles Directing Charge Transport in Low-Band-Gap Dithienosilole'Benzothiadiazole Copolymers. Journal of the American Chemical Society, 134, 8944-8957.
Chang, D. W., Tsao, H. N., Salvatori, P., De Angelis, F., Graetzel, M., Park, S.-M., Dai, L., Lee, H. J., Baek , J.-B., & Nazeeruddin, M. K. (2012). Bistriphenylamine-based organic sensitizers with high molar extinction coefficients for dye-sensitized solar cells. RSC Advances, 2, 6209-6215.
Yella, A., Lee, S.-W., Tsao, H. N., Yi, C., Chandiran, A. K., Diau, E. W.-G., Yeh, C.-Y., Zakeeruddin, S. M., & Graetzel, M. (2011). Porphyrin-Sensitized Solar Cells with Cobalt (II/III)'Based Redox Electrolyte Exceed 12 Percent Efficiency. Science, 334, 629-634.
Tsao, H. N., Burschka, J., Yi, C., Kessler, F., Nazeeruddin, M. K., & Graetzel, M. (2011). Influence of the interfacial charge-transfer resistance at the counter electrode in dye-sensitized solar cells employing cobalt redox shuttles. Energy & Environmental Science, 4, 4921-4924.
Tsao, H. N., Yi, C., Moehl, T., Yum, J.-H., Zakeeruddin, S. M., Nazeeruddin, M. K., & Graetzel, M. (2011). Cyclopentadithiophene Bridged Donor'Acc eptor Dyes Achieve High Power Conversion Efficiencies in Dye-Sensitized Solar Cells Based on the tris-Cobalt Bipyridine Redox Couple. ChemSusChem, 4, 591-594.
Tsao, H. N., Cho, D. M., Park, I., Hansen, M. R., Mavrinskij, A., Yoon, D. Y., Graf, R., Pisula, W., Spiess, H. W., & Muellen, K. (2 011). Ultrahigh Mobility in Polymer Field-Effect Transistors by Design. Journal of the American Chemical Society, 133, 2605-2612.
Pang, S., Englert, J. M., Tsao, H. N., Hernandez, Y., Hirsch, A., Feng, X., & Muellen, K. (2010). Extrinsic Corrugation-Assisted Mechanical Exfoliation of Monola yer Graphene. Advanced Materials, 22, 5374-5377.
Tsao, H. N., & Muellen, K. (2010). Improving polymer transistor performance via morphology control. Chemical Society Reviews, 39, 2372-2386.
Liu, C., Liu, Z., Lemke, H. T., Tsao, H. N., Naber, R. C. G., Li, Y., Banger, K., Muellen, K ., Nielsen, M. M., & Sirringhaus, H. (2010). High-Performance Solution-Deposited Ambipolar Organic Transistors Based on Terrylene Diimides. Chemistry of Materials, 22, 2120-2124.
Pang, S., Tsao, H. N., Feng, X., & Muellen, K. (2009). Patterned Graphene Electrodes from Solution‐Process ed Graphite Oxide Films for Organic Field‐Effect Transistors. Advanced Materials, 21, 3488-3491.
Beaujuge, P. M., Pisula, W., Tsao, H. N., Ellinger, S., Müllen, K., & Reynolds, J. R. (2009). Tailoring Structure− Property Relationships in Dithienosilole− Benzothiadiaz ole Donor− Acceptor Copolymers. Journal of the American Chemical Society, 131, 7514-7515.
Gao, P., Beckmann, D., Tsao, H. N., Feng, X., Enkelmann, V., Baumgarten, M., Pisula, W., & M'llen, K. (2009). Dithieno [2, 3‐d; 2′, 3′‐d′] benzo [1, 2‐b; 4, 5& #8208;b′] dithiophene (DTBDT) as Semiconductor for High‐Performance, Solution‐Processed Organic Field‐Effect Transistors. Advanced Materials, 21, 213-216.
Tsao, H. N., Cho, D., Andreasen, J. W., Rouhanipour, A., Breiby, D. W., Pisula, W., & M'llen, K. (2009). The Inf luence of Morphology on High‐Performance Polymer Field‐Effect Transistors. Advanced Materials, 21, 209-212.
Tsao, H. N., Pisula, W., Liu, Z., Osikowicz, W., Salaneck, W. R., & M'llen, K. (2008). From Ambi‐to Unipolar Behavior in Discotic Dye Field‐Effect Transistors. Advanced Materials, 20, 2715-2719.
Wang, X., Zhi, L., Tsao, N., Tomović, Z., Li, J., & M'llen, K. (2008). Transparent carbon films as electrodes in organic solar cells. Angewandte Chemie, 120, 3032-3034.
Tsao, H. N., R'der, H. J., Pisula, W., Rouhanipour, A., & M'llen, K. (20 08). Novel organic semiconductors and processing techniques for organic field‐effect transistors. physica status solidi (a), 205, 421-429.
Gao, P., Beckmann, D., Tsao, H. N., Feng, X., V. Enkelmann, Pisula, W., & M'llen, K. (2008). Benzo [1, 2-b: 4, 5-b′] bis [b] benzothiophene as solution processible organic semiconductor for field-effect transistors. Chemical Communications, 13, 1548-1550.
Wu, D., Zhi, L., Bodwell, G. J., Cui, G., Tsao, N., & M'llen, K. (2007). Self‐Assembly of Positively Charged Discotic PAHs: From Nanofibers to Nanotubes. Angewandte C hemie International Edition, 46, 5417-5420.
Zhang, M., Tsao, H. N., Pisula, W., Yang, C., Mishra, A. K., & M'llen, K. (2007). Field-effect transistors based on a benzothiadiazole− cyclopentadithiophene copolymer. Journal of the American Chemical Society, 129, 3472-3473.
Guo, X., Tsao, H. N., Gao, P., Xia, D., An, C., Nazeeruddin, M. K., Baumgarten, M., Graetzel, M., & Muellen, K. (2014). Dithieno[2,3-d;2′,3′-d′]benzo[1,2-b;4,5-b′]dithiophene based organic sensitizers for dye-sensitized solar cells. RSC Advances, 4, 54130-54133.
Liu, C., Xu, Y., Liu, Z., Tsao, H. N., Muellen, K., Minari, T., Noh, Y. -Y., & Sirringhaus, H. (2014). Improving solution-processed n-type organic field-effect transistors by transfer-printed metal/semiconductor and semiconductor/semiconductor heterojunctions. Organic Electronics, 15, 1884-1889.
Lau, G. P. S., Tsao, H. N., Zakeeruddin, S. M., Graetzel, M., & Dy son, P. J. (2014). Highly Stable Dye-Sensitized Solar Cells Based on Novel 1,2,3-Triazolium Ionic Liquids. ACS Applied Materials & Interfaces, 6(null), 13571-13577.
Gao, P., Tsao, H. N., Yi, C., Graetzel, M., & Nazeeruddin, M. K. (2014). Extended π-Bridge in Organic Dye-Sensitized Sola r Cells: the Longer, the Better?. Advanced Energy Materials, 4, 1301485.
Yi, C., Giordano, F., Ha, N.-L.-C., Tsao, H. N., Zakeeruddin, S. M., & Graetzel, M. (2014). Influence of Structural Variations in Push'Pull Zinc Porphyrins on Photovoltaic Performance of Dye-Sensitized Solar Cells. ChemSusChem, 7, 1107-1113.
Moehl, T., Tsao, H. N., Wu, K.-L., Hsu, H.-C., Ronca, E., De Angelis, F., Nazeeruddin, M. K., & Graetzel, M. (2013). High Open-Circuit Voltages: Evidence for a Sensitizer-Induced TiO2 Conduction Band Shift in Ru(II)-Dye Sensitized Solar Cells. Chemistry of Materia ls, 25, 4497-4502.
Pisula, W., Tsao, H. N., Dudenko, D., Puniredd, S. R., Zhao, Y., Mavrinskij, A., Shu, J., Hansen, M. R., Baumgarten, M., & Muellen, K. (2013). Solid-State Organization and Ambipolar Field-Effect Transistors of Benzothiadiazole-Cyclopentadithiophene Copolymer with Long Branch ed Alkyl Side Chains. Polymers, 5, 833-846.
Cai, L., Tsao, H. N., Zhang, W., Wang, L., Xue, Z., Graetzel, M., & Liu, B. (2013). Organic Sensitizers with Bridged Triphenylamine Donor Units for Efficient Dye-Sensitized Solar Cells. Advanced Energy Materials, 3, 200-205.
Tsao, H. N., Comte, P., Yi, C., Graetzel, M. (2012). Avoiding Diffusion Limitations in Cobalt(III/II)-Tris(2,2′-Bipyridine)-Based Dye-Sensitized Solar Cells by Tuning the Mesoporous TiO2 Film Properties. ChemPhysChem, 13, 2976-2981.
Gao, P., Tsao, H. N., Graetzel, M., & Nazeeruddin, M. K. (2012). Fine-tuning the Electronic Structure of Organic Dyes for Dye-Sensitized Solar Cells. Organic Letters, 14, 4330-4333.
Beaujuge, P. M., Tsao, H. N., Hansen, M. R., Amb, C. M., Risko, C., Subbiah, J., Choudhury, K. R., Mavrinskij, A., Pisula, W., Bredas, J.-L., So, F., Muellen, K., & Reynolds, J. R. (2012). Synthetic Principles Directing Charge Transport in Low-Band-Gap Dithienosilole'Benzothiadiazole Copolymers. Journal of the American Chemical Society, 134, 8944-8957.
Chang, D. W., Tsao, H. N., Salvatori, P., De Angelis, F., Graetzel, M., Park, S.-M., Dai, L., Lee, H. J., Baek , J.-B., & Nazeeruddin, M. K. (2012). Bistriphenylamine-based organic sensitizers with high molar extinction coefficients for dye-sensitized solar cells. RSC Advances, 2, 6209-6215.
Yella, A., Lee, S.-W., Tsao, H. N., Yi, C., Chandiran, A. K., Diau, E. W.-G., Yeh, C.-Y., Zakeeruddin, S. M., & Graetzel, M. (2011). Porphyrin-Sensitized Solar Cells with Cobalt (II/III)'Based Redox Electrolyte Exceed 12 Percent Efficiency. Science, 334, 629-634.
Tsao, H. N., Burschka, J., Yi, C., Kessler, F., Nazeeruddin, M. K., & Graetzel, M. (2011). Influence of the interfacial charge-transfer resistance at the counter electrode in dye-sensitized solar cells employing cobalt redox shuttles. Energy & Environmental Science, 4, 4921-4924.
Tsao, H. N., Yi, C., Moehl, T., Yum, J.-H., Zakeeruddin, S. M., Nazeeruddin, M. K., & Graetzel, M. (2011). Cyclopentadithiophene Bridged Donor'Acc eptor Dyes Achieve High Power Conversion Efficiencies in Dye-Sensitized Solar Cells Based on the tris-Cobalt Bipyridine Redox Couple. ChemSusChem, 4, 591-594.
Tsao, H. N., Cho, D. M., Park, I., Hansen, M. R., Mavrinskij, A., Yoon, D. Y., Graf, R., Pisula, W., Spiess, H. W., & Muellen, K. (2 011). Ultrahigh Mobility in Polymer Field-Effect Transistors by Design. Journal of the American Chemical Society, 133, 2605-2612.
Pang, S., Englert, J. M., Tsao, H. N., Hernandez, Y., Hirsch, A., Feng, X., & Muellen, K. (2010). Extrinsic Corrugation-Assisted Mechanical Exfoliation of Monola yer Graphene. Advanced Materials, 22, 5374-5377.
Tsao, H. N., & Muellen, K. (2010). Improving polymer transistor performance via morphology control. Chemical Society Reviews, 39, 2372-2386.
Liu, C., Liu, Z., Lemke, H. T., Tsao, H. N., Naber, R. C. G., Li, Y., Banger, K., Muellen, K ., Nielsen, M. M., & Sirringhaus, H. (2010). High-Performance Solution-Deposited Ambipolar Organic Transistors Based on Terrylene Diimides. Chemistry of Materials, 22, 2120-2124.
Pang, S., Tsao, H. N., Feng, X., & Muellen, K. (2009). Patterned Graphene Electrodes from Solution‐Process ed Graphite Oxide Films for Organic Field‐Effect Transistors. Advanced Materials, 21, 3488-3491.
Beaujuge, P. M., Pisula, W., Tsao, H. N., Ellinger, S., Müllen, K., & Reynolds, J. R. (2009). Tailoring Structure− Property Relationships in Dithienosilole− Benzothiadiaz ole Donor− Acceptor Copolymers. Journal of the American Chemical Society, 131, 7514-7515.
Gao, P., Beckmann, D., Tsao, H. N., Feng, X., Enkelmann, V., Baumgarten, M., Pisula, W., & M'llen, K. (2009). Dithieno [2, 3‐d; 2′, 3′‐d′] benzo [1, 2‐b; 4, 5& #8208;b′] dithiophene (DTBDT) as Semiconductor for High‐Performance, Solution‐Processed Organic Field‐Effect Transistors. Advanced Materials, 21, 213-216.
Tsao, H. N., Cho, D., Andreasen, J. W., Rouhanipour, A., Breiby, D. W., Pisula, W., & M'llen, K. (2009). The Inf luence of Morphology on High‐Performance Polymer Field‐Effect Transistors. Advanced Materials, 21, 209-212.
Tsao, H. N., Pisula, W., Liu, Z., Osikowicz, W., Salaneck, W. R., & M'llen, K. (2008). From Ambi‐to Unipolar Behavior in Discotic Dye Field‐Effect Transistors. Advanced Materials, 20, 2715-2719.
Wang, X., Zhi, L., Tsao, N., Tomović, Z., Li, J., & M'llen, K. (2008). Transparent carbon films as electrodes in organic solar cells. Angewandte Chemie, 120, 3032-3034.
Tsao, H. N., R'der, H. J., Pisula, W., Rouhanipour, A., & M'llen, K. (20 08). Novel organic semiconductors and processing techniques for organic field‐effect transistors. physica status solidi (a), 205, 421-429.
Gao, P., Beckmann, D., Tsao, H. N., Feng, X., V. Enkelmann, Pisula, W., & M'llen, K. (2008). Benzo [1, 2-b: 4, 5-b′] bis [b] benzothiophene as solution processible organic semiconductor for field-effect transistors. Chemical Communications, 13, 1548-1550.
Wu, D., Zhi, L., Bodwell, G. J., Cui, G., Tsao, N., & M'llen, K. (2007). Self‐Assembly of Positively Charged Discotic PAHs: From Nanofibers to Nanotubes. Angewandte C hemie International Edition, 46, 5417-5420.
Zhang, M., Tsao, H. N., Pisula, W., Yang, C., Mishra, A. K., & M'llen, K. (2007). Field-effect transistors based on a benzothiadiazole− cyclopentadithiophene copolymer. Journal of the American Chemical Society, 129, 3472-3473.
Conference Papers (Central)
Keynote Speeches & Editorship of Special Issues (Central)
Other Research Outputs/Projects (Central)