Research Professor

PhD Cornell University, 1984

Research Group

Condensed Matter Experiment

Research Interest

Spectroscopic studies of strongly correlated electron systems including superconductors, heavy fermions, and topological insulators. A primary goal is elucidating the mechanisms of unconventional superconductivity and develop methods for predictive design of new superconductors.

Selected Publications

Topological surface states interacting with bulk excitations in the Kondo insulator SmB6 revealed via planar tunneling spectroscopy, W. K. Park, L. Sun, A. Noddings, D. J. Kim, Z. Fisk, and L. H. Greene, Proc. Nat. Acad. Sci. 113, 6599 (2016).

Theory of point contact spectroscopy in correlated materials, W. C. Lee, W. K. Park, H. Z. Arham, L. H. Greene, and P. Phillips, Proc. Nat. Acad. Sci. 112, 651 (2015).

Detection of orbital fluctuations above the structural transition temperature in the iron pnictides and chalcogenides, H. Z. Arham, C. R. Hunt, W. K. Park, J. Gillett, S. D. Das, S. E. Sebastian, Z. J. Xu, J. S. Wen, Z. W. Lin, Q. Li, G. Gu, A. Thaler, S. Ran, S. L. Bud’Ko, P. C. Canfield, D. Y. Chung, M. G. Kanatzidis, and L. H. Greene, Phys. Rev. B 85, 214515 (2012).

Observation of the hybridization gap and Fano resonance in the Kondo lattice URu₂Si₂, W. K. Park, P. H. Tobash, F. Ronning, E. D. Bauer, J. L. Sarrao, J. D. Thompson, and L. H. Greene, Phys. Rev. Lett. 108, 246403 (2012).

Andreev reflection in heavy-fermion superconductors and order parameter symmetry in CeCoIn₅, W. K. Park, J. L. Sarrao, J. D. Thompson, and L. H. Greene, Phys. Rev. Lett. 100, 177001 (2008).

Observation of surface-induced broken time-reversal symmetry in YBa₂Cu₃O₇ tunnel junctions, M. Covington, M. Aprili, E. Paraoanu, L. H. Greene, F. Xu, J. Zhu, and C. A. Mirkin, Phys. Rev. Lett. 79, 277 (1997).

Observation of pair currents in superconductor-semiconductor contacts, A. Kastalsky, A. W. Kleinsasser, L. H. Greene, R. Bhat, F. P. Milliken, and J. P. Harbison, Phys. Rev. Lett. 67, 3026 (1991).

Structural and physical properties of the metal (M) substituted YBa₂Cu_3-xM_xO_7-yperovskite, J. M. Tarascon, P. Barboux, P. F. Miceli, L. H. Greene, G. W. Hull, M. Eibschutz, and S.A. Sunshine, Phys. Rev. B 37, 7458 (1988).