Influence of apical oxygen on the extent of in-plane exchange interaction in cuprate superconductors

YY Peng, G Dellea, M Minola, M Conni, A Amorese… - Nature Physics, 2017 - nature.com
In high-T c superconductors the magnetic and electronic properties are determined by the
probability that valence electrons jump virtually from site to site in the CuO2 planes, a …

Fractional Spin Excitations in the Infinite-Layer Cuprate

L Martinelli, D Betto, K Kummer, R Arpaia, L Braicovich… - Physical Review X, 2022 - APS
We use resonant inelastic x-ray scattering (RIXS) to investigate the magnetic dynamics of
the infinite-layer cuprate CaCuO 2. We find that close to the (1/2, 0) point, the single magnon …

Collective nature of orbital excitations in layered cuprates in the absence of apical oxygens

L Martinelli, K Wohlfeld, J Pelliciari, R Arpaia… - Physical Review Letters, 2024 - APS
We have investigated the 3 d orbital excitations in CaCuO 2 (CCO), Nd 2 CuO 4 (NCO), and
La 2 CuO 4 (LCO) using high-resolution resonant inelastic x-ray scattering. In LCO they …

High- Superconductivity at the Interface between the and Insulating Oxides

D Di Castro, C Cantoni, F Ridolfi, C Aruta, A Tebano… - Physical Review Letters, 2015 - APS
At interfaces between complex oxides it is possible to generate electronic systems with
unusual electronic properties, which are not present in the isolated oxides. One important …

Superconductivity in interacting interfaces of cuprate-based heterostructures

D Di Castro, G Balestrino - Superconductor Science and …, 2018 - iopscience.iop.org
Low dimensional superconducting systems have been the subject of numerous studies in
the recent past, with the aim of achieving a higher and higher critical temperature (T c). The …

Spin and charge excitations in artificial hole-and electron-doped infinite layer cuprate superconductors

G Dellea, M Minola, A Galdi, D Di Castro, C Aruta… - Physical Review B, 2017 - APS
The asymmetry between electron and hole doping in high critical-temperature
superconducting (HTS) cuprates is key information for the understanding of Cooper pair …

[HTML][HTML] X-ray absorption spectroscopy study of annealing process on Sr1–xLaxCuO2 electron-doped cuprate thin films

A Galdi, P Orgiani, C Sacco, B Gobaut… - Journal of Applied …, 2018 - pubs.aip.org
The superconducting properties of Sr 1–x La x CuO 2 thin films are strongly affected by
sample preparation procedures, including the annealing step, which are not always well …

Electrodynamic properties of an artificial heterostructured superconducting cuprate

A Perucchi, P Di Pietro, S Lupi, R Sopracase, A Tebano… - Physical Review B, 2018 - APS
We perform infrared conductivity measurements on a series of CaCuO 2/SrTiO 3
heterostructures made by the insulating cuprate CaCuO 2 (CCO) and the insulating …

Tuning electronic reconstructions at the cuprate-manganite interface

C Schlueter, C Aruta, N Yang, A Tebano… - Physical Review …, 2019 - APS
The electronic properties of CaCuO 2/La 0.7 Sr 0.3 MnO 3 (LSMO) superlattices are
determined by the electronic structure of the structural units and in particular their interfaces …

Epitaxial growth of superconducting oxides

H Yamamoto, Y Krockenberger, M Naito - Epitaxial Growth of Complex …, 2015 - Elsevier
Superconductivity is one of the most attractive properties of complex metal oxides. Although
large-scale applications of superconducting materials, using coated conductors of complex …