Kyuil Cho

  Assistant Scientist
  Ames Laboratory and Iowa State University

  Email              :
  Phone(Office): 1-515-294-4908
  Phone(Lab)    : 1-515-294-7249

  Mail               : A117 Zaffarano Hall
                          Ames Laboratory and Iowa State University
                          Ames, IA 50011-3020

Research Interests

1) Strongly correlated electron systems.

2) Unconventional superconductivity in high-Tc (Fe-based and cuprate), heavy Fermion, and organic superconductors.

3) Quantum phase transition.

4) Implementation of Tunnel diode resonator (TDR) technique under high pressure.

Selected Publications

6) K. Cho, M. A. Tanatar, N. Spyrison, H. Kim, Y. Song, P. Dai, C. L. Zhang, and R. Prozorov, "Doping-dependent anisotropic superconducting gap in Na1-d(Fe1-xCox)As from London penetration depth", Physical Review B 86, 020508 (R) (2012).

5) K. Hashimoto, K. Cho, T. Shibauchi, S. Kasahara, Y. Mizukami, R. Katsumata, Y. Tsuruhara, T. Terashima, H. Ikeda, M. A. Tanatar, H. Kitano, N. Salovich, R. W. Giannetta, P. Walmsley, A. Carrington, R. Prozorov, and Y. Matsuda, "A Sharp Peak of the Zero-Temperature Penetration Depth at Optimal Composition in BaFe2(As1–xPx)2", Science 336, 1554 (2012).

4) K. Cho, M. A. Tanatar, H. Kim, W. E. Straszheim, N. Ni, R. J. Cava, and R. Prozorov, ¡°Doping-dependent superconducting gap anisotropy in the two-dimensional pnictide Ca10(Pt3As8)[(Fe1−xPtx)2As2]5¡±, Physical Review B 85, 020504(R) (2012).

3) K. Cho, H. Kim, M. A. Tanatar, J. Hu, B. Qian, Z. Q. Mao, and R. Prozorov, ¡°Precision global measurements of London penetration depth in FeTe0.58Se0.42¡±, Physical Review B 84, 174502 (2011).

2) K. Cho, H. Kim, M. A. Tanatar, Y. J. Song, Y. S. Kwon, W. A. Coniglio, C. C. Agosta, A. Gurevich, and R. Prozorov, ¡°Anisotropic upper critical field and possible Fulde-Ferrel-Larkin-Ovchinnikov state in the stoichiometric pnictide superconductor LiFeAs¡±, Physical Review B 83, 060502(R) (2011).

1) K. Cho, B. E. Smith, W. A. Coniglio, L.Winter, C. C. Agosta, and J. A. Schlueter, ¡°Upper critical field in the organic superconductor  b¡±-(ET)2SF5CH2CF2SO3 : Possibility of Fulde-Ferrell-Larkin-Ovchinnikov state¡±, Physical Review B 79, 220507(R) (2009).