76 citations · 197 across the 7 of their papers we have counts for
7 papers
Intrinsic charge dynamics in high-Tc AFeAs(O,F) superconductors
A. Charnukha, D. Pröpper, N. D. Zhigadlo +8
We report the first determination of the in-plane complex optical conductivity of 1111 high-Tc superconducting iron oxypnictide single crystals PrFeAsO0.6F0.35 and thin films SmFeA…
Optical anisotropy of the Jeff = 1/2 Mott insulator Sr2IrO4
D. Pröpper, A. N. Yaresko, M. Höppner +7
We report the complex dielectric function along and perpendicular to the IrO2 planes in the layered perovskite Sr2IrO4 determined by spectroscopic ellipsometry in the spectral rang…
Weak-coupling superconductivity in a strongly correlated iron pnictide
A. Charnukha, K. W. Post, S. Thirupathaiah +9
Iron-based superconductors have been found to exhibit an intimate interplay of orbital, spin, and lattice degrees of freedom, dramatically affecting their low-energy electronic pro…
Spin-density-wave-induced anomalies in the optical conductivity of AFe2As2, (A=Ca, Sr, Ba) single-crystalline iron pnictides
A. Charnukha, D. Pröpper, T. I. Larkin +6
We report the complex dielectric function of high-quality , (=Ca, Sr, Ba) single crystals with , $200\ \textrm…
Fano Resonances in the Infrared Spectra of Phonons in Hyper-Kagome Na_3Ir_3O_8
D. Pröpper, A. N. Yaresko, T. I. Larkin +7
We report the complex dielectric function of high-quality Na_3Ir_3O_8 single crystals determined by spectroscopic ellipsometry in the spectral range from 15 meV to 2 eV. The far-in…
Nanoscale layering of antiferromagnetic and superconducting phases in Rb2Fe4Se5
A. Charnukha, A. Cvitkovic, T. Prokscha +10
We studied phase separation in a single-crystalline antiferromagnetic superconductor Rb2Fe4Se5 (RFS) using a combination of scattering-type scanning near-field optical microscopy (…
Optical conductivity of superconducting Rb2Fe4Se5
A. Charnukha, J. Deisenhofer, D. Pröpper +8
We report the complex dielectric function of high-quality nearly-stoichiometric Rb2Fe4Se5 (RFS) single crystals with Tc=32 K determined by wide-band spectroscopic ellipsometry and…