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

Most recent publications:
Nonperturbative effects and indirect exchange interaction between quantum impurities on metallic (111) surfaces
A. Allerdt, R. Žitko, and A. E. Feiguin
Phys. Rev. B 95, 235416 (2017) (PDF)

Scaling of subgap excitations in a superconductor-semiconductor nanowire quantum dot
Eduardo J. H. Lee, Xiaocheng Jiang, Rok Žitko, Ramón Aguado, Charles M. Lieber, and Silvano De Franceschi
Phys. Rev. B 95, 180502(R) (2017) (PDF)

Non-Fermi-liquid behavior in quantum impurity models with superconducting channels
R. Žitko and M. Fabrizio
Phys. Rev. B 95, 085121 (2017) (PDF)

Textbook published: Kvantne in računalniške tehnologije, DMFA, Ljubljana (2017)