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Journal Papers:

  • J. Ma, J. Yang, J. L. F. Da Silva, and S.-H. Wei, “Correlation between the electronic structures and diffusion paths of interstitial defects in semiconductors: The case in CdTe”, Phys. Rev. B. 90, 155208 (2014).

  • J.-S. Park, J. Kang, J.-H. Yang, W. Metzger, and S.-H. Wei, “Stability and electronic structure of the low-S grain boundaries in CdTe: A density functional study”, New J. Phys. 17, 013027 (2015).

  • J.-H. Yang, J.-S. Park, J. Kang, and S.-H. Wei, “First-principles multi-barrier diffusion theory: the case study of interstitial diffusion in CdTe”, Phys. Rev. B. 91, 075202 (2015).

  • D. Brinkman at al., “Self-Consistent Simulation of CdTe Solar Cells with Active Defects”, J. Applied Phys. (submitted for publication)

 

Conference Papers:

  • (best poster) D. Guo, R. Akis, D. Brinkman, I. Sankin, T. Fang, D. Vasileska and C. Ringhofer, “Cu Migration in Polycrystalline CdTe Solar Cells”, in Conference Proceedings of IMAPS: 10th International Conference and Exhibition on Device Packaging, pp. 267-269, 2014.

  • D. Guo, R. Akis, D. Brinkman, I. Sankin, T. Fang, D. Vasileska and C. Ringhofer, “One-Dimensional Reaction-Diffusion Simulation of Cu Migration in Polycrystalline CdTe Solar Cells”, in Proceedings of the 40th IEEE Photovoltaic Specialists Conference, pp. 2011 – 2015 .

  • R. Akis, D. Brinkman, I. Sankin, T. Fang, D. Guo, D. Vasileska, and C. Ringhofer, “Extracting Cu Diffusion Parameters in Polycrystalline CdTe”, in Proceedings of the 40th IEEE Photovoltaic Specialists Conference, pp. 3276 – 3281 .

  • R. Akis, D. Brinkman, I. Sankin, T. Fang, D. Guo, D. Vasileska, and C. Ringhofer, “Modeling Copper Diffusion in Polycrystalline CdTe Solar Cells”, in Book of Extended Abstracts IWCE 2014, pp. 183-184.

  • D. Guo, R. Akis, D. Brinkman, I. Sankin, T. Fang, D. Vasileska and C. Ringhofer, “CdTe Solar Cells: The Role of Copper”, in Book of Extended Abstracts IWCE 2014, pp. 181-182.

 

Presentations:

  • D. Guo, R. Akis, D. Brinkman, I. Sankin, T. Fang, D. Vasileska and C. Ringhofer, “One-Dimensional Reaction-Diffusion Simulation of Cu Migration in Polycrystalline CdTe Solar Cells”, 40th IEEE Photovoltaic Specialists Conference, June 8-13, 2014, Denver, CO.

  • R. Akis, D. Brinkman, I. Sankin, T. Fang, D. Guo, D. Vasileska, and C. Ringhofer, “Extracting Cu Diffusion Parameters in Polycrystalline CdTe”, 40th IEEE Photovoltaic Specialists Conference, June 8-13, 2014, Denver, CO.

  • R. Akis, D. Brinkman, I. Sankin, T. Fang, D. Guo, D. Vasileska, and C. Ringhofer, “Modeling Copper Diffusion in Polycrystalline CdTe Solar Cells”, IWCE 2014, June 6-9th, 2014, Paris, France.

  • D. Guo, R. Akis, D. Brinkman, I. Sankin, T. Fang, D. Vasileska and C. Ringhofer, “CdTe Solar Cells: The Role of Copper”, IWCE 2014, June 6-9th, 2014, Paris, France.

  • D. Brinkman, C. Ringhofer, R. Akis, D. Guo, D. Vasileska, T. Fang and I. Sankin, “Grain Boundary Diffusion”, presented at the (IMA) Hot Topics Workshop: "Mathematics at the Interface of Partial Differential Equations, the Calculus of Variations, and Materials Science", Minneapolis, MN, May 21-23, 2014.

  • D. Vasileska, I. Sankin, S. Wei, J. Sites and C. Ringhofer, “Unified Numerical Solver for Modeling Metastabilities in CdTe Photovoltaics“, SunShot Grand Challenge Summit and Peer Review 2014, May 19-22, 2014 – Hilton, Anaheim, CA.

  • (best poster) D. Guo, R. Akis, D. Brinkman, I. Sankin, T. Fang, D. Vasileska and C. Ringhofer, “Cu Migration in Polycrystalline CdTe Solar Cells”, IMAPS: 10th International Conference and Exhibition on Device Packaging, Radisson Fort McDowell Resort and Casino Scottsdale/Fountain Hills, Arizona USA, March 11-13, 2014.

Publications Related to PREDICTS Project:
 
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