Spontaneous orbital polarization in the nematic phase of FeSe

CA Occhialini, JJ Sanchez, Q Song, G Fabbris… - Nature Materials, 2023 - nature.com
The origin of nematicity in FeSe remains a critical outstanding question towards
understanding unconventional superconductivity in proximity to nematic order. To …

Incoherent electronic band states in Mn-substituted

MR Cantarino, KR Pakuszewski, B Salzmann… - Physical Review B, 2023 - APS
Chemical substitution is commonly used to explore new ground states in materials, yet the
role of disorder is often overlooked. In Mn-substituted BaFe 2 As 2 (MnBFA) …

Anisotropic atomic displacements, local orthorhombicity and anomalous local magnetic moment in Ba 0.6 K 0.4 Fe 2 As 2 superconductor

L Tortora, G Tomassucci, GM Pugliese… - Physical Chemistry …, 2024 - pubs.rsc.org
We have investigated the in-plane local structure of the Ba0. 6K0. 4Fe2As2 superconductor
by polarized Fe K-edge extended X-ray absorption fine structure (EXAFS) measurements …

Hole do** and electronic correlations in Cr substituted BaFeAs

M dos Reis Cantarino, KR Pakuszewski, B Salzmann… - SciPost Physics, 2024 - scipost.org
For a significant composition range, the suppression of the spin density wave transition
temperature ($ T_ {\text {SDW}} $) in Cr-and Mn-substituted BaFe $ _ {2} $ As $ _ {2} …

Electronic structure and magnetic excitations of magnetic superconductors

MR Cantarino - 2023 - teses.usp.br
The manipulation of electron counting and orbital occupation via chemical do**, chemical
pressure, hydrostatic pressure, or strain can tune the ground state of a material. Iron-based …

[PDF][PDF] Hole do** and electronic correlations in Cr substituted BaFe2As2

MR Cantarino, KR Pakuszewski, B Salzmann… - 2023 - scipost.org
The absence of superconductivity (SC) in Cr-substituted BaFe2As2 (CrBFA) is a well-
established but poorly understood topic. It is also established that the suppression of the …