On the remarkable superconductivity of FeSe and its close cousins
Emergent electronic phenomena in iron-based superconductors have been at the forefront
of condensed matter physics for more than a decade. Much has been learned about the …
of condensed matter physics for more than a decade. Much has been learned about the …
Chern insulating state with double- ordering wave vectors at the Brillouin zone boundary
S Hayami - Physical Review B, 2023 - APS
Magnetic multiple-Q states consisting of multiple spin density waves are a source of
unconventional topological spin textures, such as skyrmion and hedgehog. We theoretically …
unconventional topological spin textures, such as skyrmion and hedgehog. We theoretically …
Topological superconductivity induced by magnetic texture crystals
We present a detailed investigation of the topological phases and Majorana fermion (MF)
excitations that arise from the bulk interplay between (un) conventional one-and two-band …
excitations that arise from the bulk interplay between (un) conventional one-and two-band …
Multiple magnetic orders in LaFeAs1-xPxO uncover universality of iron-pnictide superconductors
R Stadel, DD Khalyavin, P Manuel… - Communications …, 2022 - nature.com
The iron-pnictide superconductors have generated tremendous excitement as the
competition between magnetism and superconductivity has allowed unique in-roads …
competition between magnetism and superconductivity has allowed unique in-roads …
[HTML][HTML] The interplay of antiferromagnetism and superconductivity in Sr1− xNaxFe2As2 superconductor: A theoretical study
Currently, research on iron-based superconductors is so interesting because they show
uniformity of magnetic and superconducting phases and have variety layered crystal …
uniformity of magnetic and superconducting phases and have variety layered crystal …
Mechanisms for magnetic skyrmion catalysis and topological superconductivity
YP Huang, P Kotetes - Physical Review Research, 2023 - APS
We propose an alternative route to stabilize magnetic skyrmion textures which does not
require Dzyaloshinkii-Moriya interactions, magnetic anisotropy, or an external Zeeman field …
require Dzyaloshinkii-Moriya interactions, magnetic anisotropy, or an external Zeeman field …
Unravelling incommensurate magnetism and its emergence in iron-based superconductors
We focus on a broad class of tetragonal itinerant systems sharing a tendency towards the
spontaneous formation of incommensurate magnetism with ordering wave vectors Q 1, 2=(π …
spontaneous formation of incommensurate magnetism with ordering wave vectors Q 1, 2=(π …
Emergent magnetic degeneracy in iron pnictides due to the interplay between spin-orbit coupling and quantum fluctuations
Recent experiments in iron pnictide superconductors reveal that, as the putative magnetic
quantum critical point is approached, different types of magnetic order coexist over a narrow …
quantum critical point is approached, different types of magnetic order coexist over a narrow …
Double- and quadruple- instabilities at low-symmetry ordering wave vectors under tetragonal symmetry
S Hayami - Physical Review B, 2024 - APS
Multiple-Q states are expressed as a superposition of spin density waves at multiple
ordering wave vectors, which results in unconventional complicated spin textures, such as …
ordering wave vectors, which results in unconventional complicated spin textures, such as …
Intertwined spin-orbital coupled orders in the iron-based superconductors
The underdoped phase diagram of the iron-based superconductors exemplifies the
complexity common to many correlated materials. Indeed, multiple ordered states that break …
complexity common to many correlated materials. Indeed, multiple ordered states that break …