@article{CTT100711938,
  author = {Jeehwan Kim and Homare Hiroi and Teodor K. Todorov and Oki Gunanwan and Masaru Kuwahara and Tayfun Gokmen and Dhruv Nair and Marinus Hopstaken and Byungha Shin and Hiroki Sugimoto and David B. Mitzi},
  title = {High Efficiency Cu2ZnSn(S,Se)4 Solar Cells by Applying a Double In2S3/CdS Emitter},
  journal = {ADVANCED MATERIALS},
  year = 2014,
}

@article{CTT100609388,
  author = {A. Tsukazaki and A. Ohtomo and M. Kawasaki and S. Akasaka and H. Yuji and K. Tamura and K. Nakahara and T. Tanabe and A. Kamisawa and T. Gokmen and J. Shabani and M. Shayegan},
  title = {Spin susceptibility and effective mass of two-dimensional electrons in Mg<sub>x</sub>Zn<sub>1-x</sub>O/ZnO heterostructures},
  journal = {Physical Review B},
  year = 2008,
}

@inproceedings{CTT100702447,
  author = {Homare Hiroi and Jeehwan Kim and Oki Gunawan and Tayfun Gokmen and Masaru Kuwahara and Teodor K. Todorov and Dhruv Nair and Marinus Hopstaken and Yu Zhu and David B. Mitzi and Hiroki Sugimoto},
  title = {Enhancement of Carrier Collection in Cu2ZnSn(SeS)4 Solar Cell With Hybrid Buffer Layer},
  booktitle = {},
  year = 2014,
}

@inproceedings{CTT100702445,
  author = {Homare Hiroi and Jeehwan Kim and Teodor K. Todorov and Masaru Kuwahara and Yu Luo and Tayfun Gokmen and Xiaoyan (Ingrid) Shao and Richard Haight and Wei Wang and Mark T. Winkler and David B. Mitzi and Hiroki Sugimoto},
  title = {Open Circuit Voltage Improvement on Solution-based Cu2ZnSn(SeS)4 Solar Cells by Hybrid Buffer Layer},
  booktitle = {},
  year = 2013,
}