Kyuil Cho

  Assistant Scientist
  Ames Laboratory and Iowa State University

  Profile (Ames Lab) & profile (ISU)

  Email              : kcho@ameslab.gov
  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 superconductors: iron-based, cuprates, heavy Fermion, and organic superconductors.

3) Quantum phase transition.

Selected Publications

8) Kyuil Cho, M. Konczykowski, S. Teknowijoyo, M. A. Tanatar, Y. Liu, T. A. Lograsso, W. E. Straszheim, V. Mishra, S. Maiti, P. J. Hirschfeld, R. Prozorov, "Energy gap evolution across the superconductivity dome in single crystals of (Ba1-xKx)Fe2As2",
Science Advances 2, e1600807
(2016).

7) K. Cho, M. Ko?czykowski, J. Murphy, H. Kim, M. A. Tanatar, W. E. Straszheim, B. Shen, H. H. Wen, and R. Prozorov, "Effects of electron irradiation on resistivity and London penetration depth of Ba1-xKxFe2As2 (x≤0.34) iron-pnictide superconductor",
Phys. Rev. B 90, 104514 (2014).

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)
.