Europium-based iron pnictides: a unique laboratory for magnetism, superconductivity and structural effects

S Zapf, M Dressel - Reports on Progress in Physics, 2016 - iopscience.iop.org
Despite decades of intense research, the origin of high-temperature superconductivity in
cuprates and iron-based compounds is still a mystery. Magnetism and superconductivity are …

Measurements of the Anisotropic In-Plane Resistivity of Underdoped<? format?> FeAs-Based Pnictide Superconductors

JJ Ying, XF Wang, T Wu, ZJ **ang, RH Liu, YJ Yan… - Physical review …, 2011 - APS
We systematically investigated the in-plane resistivity anisotropy of electron-underdoped
EuFe 2-x Co x As 2 and BaFe 2-x Co x As 2 and hole-underdoped Ba 1-x K x Fe 2 As 2 …

Superconductivity and ferromagnetism in EuFe2 (As1− xPx) 2

G Cao, S Xu, Z Ren, S Jiang, C Feng… - Journal of Physics …, 2011 - iopscience.iop.org
Superconductivity and ferromagnetism are two antagonistic cooperative phenomena, which
makes it difficult for them to coexist. Here we demonstrate experimentally that they do coexist …

Helical structures in layered magnetic superconductors due to indirect exchange interactions mediated by interlayer tunneling

AE Koshelev - Physical Review B, 2019 - APS
Motivated by the recent discovery of helical magnetic structure in RbEuFe 4 As 4, we
investigate interlayer ordering of magnetic moments in materials composed of spatially …

Varying Eu magnetic order by chemical pressure in EuFe(AsP)

S Zapf, D Wu, L Bogani, HS Jeevan, P Gegenwart… - Physical Review B …, 2011 - APS
Based on low-field magnetization measurements on a series of single crystals, we present a
scheme of the Eu 2+ spin alignment in EuFe 2 (As 1− x P x) 2. We explain observations of …

Magnetic structure of superconducting Eu(FeCo)As as revealed by single-crystal neutron diffraction

WT **, S Nandi, Y **ao, Y Su, O Zaharko, Z Guguchia… - Physical Review B, 2013 - APS
The magnetic structure of superconducting Eu (Fe 0.82 Co 0.18) 2 As 2 is unambiguously
determined by single-crystal neutron diffraction. A long-range ferromagnetic order of the Eu …

Strongly anisotropic antiferromagnetic coupling in revealed by stress detwinning

JJ Sanchez, G Fabbris, Y Choi, Y Shi, P Malinowski… - Physical Review B, 2021 - APS
Of all parent compounds of iron-based high-temperature superconductors, EuFe 2 As 2
exhibits by far the largest magnetostructural coupling due to the sizable biquadratic …

Superconductivity and strong intrinsic defects in LaPdBi

F Han, CD Malliakas, CC Stoumpos, M Sturza… - Physical Review B …, 2013 - APS
Two new phases LaPd 1− x Bi 2 and CePd 1− x Bi 2 were obtained by growing single
crystals in Bi flux. They adopt the tetragonal ZrCuSi 2-type structure and feature Bi-square …

Phase diagram of superconductivity and antiferromagnetism in single crystals of Sr(FeCo)As and SrEu(FeCo)As

R Hu, SL Bud'ko, WE Straszheim, PC Canfield - Physical Review B …, 2011 - APS
We report magnetic susceptibility, resistivity, and heat capacity measurements on single
crystals of the Sr (Fe 1-x Co x) 2 As 2 and Sr 1-y Eu y (Fe 0. 88 Co 0. 12) 2 As 2 series. The …

Anomalous critical fields and the absence of Meissner state in Eu (Fe0. 88Ir0. 12) 2As2 crystals

WH Jiao, HF Zhai, JK Bao, YK Luo, Q Tao… - New Journal of …, 2013 - iopscience.iop.org
We report electrical and magnetic measurements of an optimally doped Eu (Fe 0.88 Ir 0.12)
2 As 2 crystal which shows superconductivity at T sc= 22 K and magnetic ordering of the Eu …