Research interests: computational physics, strongly correlated electron systems, magnetism and superconductivity, transport properties, magnetic adsorbates on surfaces and scanning tunneling microscopy/spectroscopy, renormalization group techniques, computer algebra, Kondo effect and quantum impurity physics, cold atoms in optical lattices, quantum technologies.

Recent publications:

Conductivity in the Square Lattice Hubbard Model at High Temperatures: Importance of Vertex Corrections J. Vučičević, J. Kokalj, R. Žitko, N. Wentzell, D. Tanasković, and J. Mravlje Phys. Rev. Lett. 123, 036601 (2019) (PDF)

Charge localization and reentrant superconductivity in a quasi-ballistic InAs nanowire coupled to superconductors J. C. Estrada Saldaña, R. Žitko, J. P. Cleuziou, E. J. H. Lee, V. Zannier, D. Ercolani, L. Sorba, R. Aguado and S. De Franceschi Sci. Adv. 5, eaav1235 (2019) PDF

Observation of Coexistence of Yu-Shiba-Rusinov States and Spin-Flip Excitations Shawulienu Kezilebieke, Rok Žitko, Marc Dvorak, Teemu Ojanen, Peter Liljeroth Nano Lett. 99, 9999 (2019) PDF

Kondo screening in a charge-insulating spinon metal M. Gomilšek, R. Žitko, M. Klanjšek, M. Pregelj, C. Baines, Y. Li, Q. M. Zhang, A. Zorko Nat. Phys. 99, 9999 (2019) (PDF, preprint)

Cesium bright matter-wave solitons and soliton trains Tadej Mežnaršič, Tina Arh, Jure Brence, Jaka Pišljar, Katja Gosar, Žiga Gosar, Rok Žitko, Erik Zupanič, and Peter Jeglič Phys. Rev. A 99, 033625 (2019) (PDF)

Video: Kako zapreči kvantne pojave in zmagati? (UL FMF/JSI Colloquium, Feb 2019, Slovenian language)

Workshop: Bound states in superconductors and interfaces
8—10 April 2019, Max Planck Institute for the Physics of Complex Systems, Dresden, Germany
Registration deadline: 02/01/2019

School: Numerical renormalization group
22 Jan-1 Feb 2019, Physics Institute, Universidade Federal de Uberlandia (UFU), Brazil