Publications

Bishop, D. M., B. E. McCandless, R. Haight, D. B. Mitzi, and R. W. Birkmire. “Fabrication and electronic properties of CZTSe single crystals.” IEEE Journal of Photovoltaics 5, no. 1 (January 1, 2015): 390–94. https://doi.org/10.1109/JPHOTOV.2014.2363552.

Park, H. H., A. Jayaraman, R. Heasley, C. Yang, L. Hartle, R. Mankad, R. Haight, D. B. Mitzi, O. Gunawan, and R. G. Gordon. “Atomic layer deposition of Al-incorporated Zn(O,S) thin films with tunable electrical properties.” Applied Physics Letters 105, no. 20 (November 17, 2014). https://doi.org/10.1063/1.4901899.

Kim, Jeehwan, Homare Hiroi, Teodor K. Todorov, Oki Gunawan, Masaru Kuwahara, Tayfun Gokmen, Dhruv Nair, et al. “High efficiency Cu2ZnSn(S,Se)4 solar cells by applying a double In2S3/CdS emitter.” Advanced Materials (Deerfield Beach, Fla.) 26, no. 44 (November 2014): 7427–31. https://doi.org/10.1002/adma.201402373.

Kim, J., H. Hiroi, T. K. Todorov, O. Gunawan, M. Kuwahara, T. Gokmen, D. Nair, et al. “Solar Cells: High Efficiency Cu2 ZnSn(S,Se)4 Solar Cells by Applying a Double In2 S3 /CdS Emitter (Adv. Mater. 44/2014).” Advanced Materials (Deerfield Beach, Fla.) 26, no. 44 (November 2014): 7426. https://doi.org/10.1002/adma.201470303.

Hiroi, H., J. Kim, M. Kuwahara, T. K. Todorov, D. Nair, M. Hopstaken, Y. Zhu, O. Gunawan, D. B. Mitzi, and H. Sugimoto. “Over 12% efficiency Cu2ZnSn(SeS)4 solar cell via hybrid buffer layer.” 2014 IEEE 40th Photovoltaic Specialist Conference Pvsc 2014, October 15, 2014, 30–32. https://doi.org/10.1109/PVSC.2014.6925044.

Patel, P., and D. Mitzi. “Perovskites in the spotlight.” MRS Bulletin 39, no. 9 (September 10, 2014): 768–69. https://doi.org/10.1557/mrs.2014.200.

Gokmen, T., O. Gunawan, and D. B. Mitzi. “Semi-empirical device model for Cu2ZnSn(S,Se)4 solar cells.” Applied Physics Letters 105, no. 3 (July 21, 2014). https://doi.org/10.1063/1.4890844.

Wang, W., M. T. Winkler, O. Gunawan, T. Gokmen, T. K. Todorov, Y. Zhu, and D. B. Mitzi. “Device characteristics of CZTSSe thin-film solar cells with 12.6% efficiency.” Advanced Energy Materials 4, no. 7 (May 13, 2014). https://doi.org/10.1002/aenm.201301465.

Winkler, M. T., W. Wang, O. Gunawan, H. J. Hovel, T. K. Todorov, and D. B. Mitzi. “Optical designs that improve the efficiency of Cu2ZnSn(S,Se) 4 solar cells.” Energy and Environmental Science 7, no. 3 (March 1, 2014): 1029–36. https://doi.org/10.1039/c3ee42541j.

Haight, R., X. Shao, W. Wang, and D. B. Mitzi. “Electronic and elemental properties of the Cu2ZnSn(S,Se) 4 surface and grain boundaries.” Applied Physics Letters 104, no. 3 (January 20, 2014). https://doi.org/10.1063/1.4862791.

Todorov, T., H. Sugimoto, O. Gunawan, T. Gokmen, and D. B. Mitzi. “High-efficiency devices with pure solution-processed Cu2 ZnSn(S,Se)4 Absorbers.” IEEE Journal of Photovoltaics 4, no. 1 (January 1, 2014): 483–85. https://doi.org/10.1109/JPHOTOV.2013.2287754.

Gunawan, O., T. Gokmen, and D. B. Mitzi. “Suns- VOC characteristics of high performance kesterite solar cells.” Journal of Applied Physics 116, no. 8 (January 1, 2014). https://doi.org/10.1063/1.4893315.

Haight, R., A. Barkhouse, W. Wang, Y. Luo, X. Shao, D. B. Mitzi, H. Hiroi, and H. Sugimoto. “CdS and Cd-free buffer layers on solution phase grown Cu 2ZnSn(SxSe1- x)4 :Band alignments and electronic structure determined with femtosecond ultraviolet photoelectron spectroscopy.” Materials Research Society Symposium Proceedings 1638 (January 1, 2014). https://doi.org/10.1557/opl.2014.196.

Polizzotti, A., I. L. Repins, R. Noufi, S. H. Wei, and D. B. Mitzi. “The state and future prospects of kesterite photovoltaics.” Energy and Environmental Science 6, no. 11 (November 1, 2013): 3171–82. https://doi.org/10.1039/c3ee41781f.

Gokmen, T., O. Gunawan, and D. B. Mitzi. “Minority carrier diffusion length extraction in Cu2ZnSn(Se,S) 4 solar cells.” Journal of Applied Physics 114, no. 11 (September 21, 2013). https://doi.org/10.1063/1.4821841.

Gokmen, T., O. Gunawan, T. K. Todorov, and D. B. Mitzi. “Band tailing and efficiency limitation in kesterite solar cells.” Applied Physics Letters 103, no. 10 (September 2, 2013). https://doi.org/10.1063/1.4820250.

Mitzi, David B., Oki Gunawan, Teodor K. Todorov, and D Aaron R. Barkhouse. “Prospects and performance limitations for Cu-Zn-Sn-S-Se photovoltaic technology.” Philosophical Transactions. Series A, Mathematical, Physical, and Engineering Sciences 371, no. 1996 (August 2013): 20110432. https://doi.org/10.1098/rsta.2011.0432.

Mitzi, David. “Solution-processing of high-performance CZTS devices for photovoltaic application.” In ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, Vol. 245. AMER CHEMICAL SOC, 2013.

Todorov, T. K., O. Gunawan, T. Gokmen, and D. B. Mitzi. “Solution-processed Cu(In,Ga)(S,Se)2 absorber yielding a 15.2% efficient solar cell.” Progress in Photovoltaics Research and Applications 21, no. 1 (January 1, 2013): 82–87. https://doi.org/10.1002/pip.1253.

Todorov, T. K., J. Tang, S. Bag, O. Gunawan, T. Gokmen, Y. Zhu, and D. B. Mitzi. “Beyond 11% effi ciency: Characteristics of state-of-the-art Cu 2ZnSn(S,Se)4Solar Cells.” Advanced Energy Materials 3, no. 1 (January 1, 2013): 34–38. https://doi.org/10.1002/aenm.201200348.

Bag, S., O. Gunawan, T. Gokmen, Y. Zhu, and D. B. Mitzi. “Hydrazine-processed Ge-substituted CZTSe solar cells.” Chemistry of Materials 24, no. 23 (December 11, 2012): 4588–93. https://doi.org/10.1021/cm302881g.

Miller, D. W., C. W. Warren, O. Gunawan, T. Gokmen, D. B. Mitzi, and J. D. Cohen. “Electronically active defects in the Cu 2ZnSn(Se,S) 4 alloys as revealed by transient photocapacitance spectroscopy.” Applied Physics Letters 101, no. 14 (October 1, 2012). https://doi.org/10.1063/1.4754834.

Graetzel, Michael, René A. J. Janssen, David B. Mitzi, and Edward H. Sargent. “Materials interface engineering for solution-processed photovoltaics.” Nature 488, no. 7411 (August 2012): 304–12. https://doi.org/10.1038/nature11476.

Gunawan, O., T. Gokmen, C. W. Warren, J. D. Cohen, T. K. Todorov, D. A. R. Barkhouse, S. Bag, J. Tang, B. Shin, and D. B. Mitzi. “Electronic properties of the Cu 2ZnSn(Se,S) 4 absorber layer in solar cells as revealed by admittance spectroscopy and related methods.” Applied Physics Letters 100, no. 25 (June 18, 2012). https://doi.org/10.1063/1.4729751.

Barkhouse, D. A. R., R. Haight, N. Sakai, H. Hiroi, H. Sugimoto, and D. B. Mitzi. “Cd-free buffer layer materials on Cu 2ZnSn(S xSe 1-x) 4: Band alignments with ZnO, ZnS, and In 2S 3.” Applied Physics Letters 100, no. 19 (May 7, 2012). https://doi.org/10.1063/1.4714737.