What drives nematic order in iron-based superconductors?
Although the existence of nematic order in iron-based superconductors is now a well-
established experimental fact, its origin remains controversial. Nematic order breaks the …
established experimental fact, its origin remains controversial. Nematic order breaks the …
Low-energy microscopic models for iron-based superconductors: a review
RM Fernandes, AV Chubukov - Reports on Progress in Physics, 2016 - iopscience.iop.org
The development of sensible microscopic models is essential to elucidate the normal-state
and superconducting properties of the iron-based superconductors. Because these …
and superconducting properties of the iron-based superconductors. Because these …
Loop currents in kagome metals: Multipolar and toroidal magnetic orders
Experiments in the recently discovered vanadium-based kagome metals have suggested
that their charge-ordered state displays not only bond distortions, characteristic of a “real” …
that their charge-ordered state displays not only bond distortions, characteristic of a “real” …
Preemptive nematic order, pseudogap, and orbital order in the iron pnictides
Starting from a microscopic itinerant model, we derive and analyze the effective low-energy
model for collective magnetic excitations in the iron pnictides. We show that the stripe …
model for collective magnetic excitations in the iron pnictides. We show that the stripe …
In-plane electronic anisotropy of underdoped '122'Fe-arsenide superconductors revealed by measurements of detwinned single crystals
The parent phases of the Fe-arsenide superconductors harbor an antiferromagnetic ground
state. Significantly, the Néel transition is either preceded or accompanied by a structural …
state. Significantly, the Néel transition is either preceded or accompanied by a structural …
Manifestations of nematic degrees of freedom in the magnetic, elastic, and superconducting properties of the iron pnictides
RM Fernandes, J Schmalian - Superconductor Science and …, 2012 - iopscience.iop.org
We investigate how emergent nematic order and nematic fluctuations affect several
macroscopic properties of both the normal and superconducting states of the iron pnictides …
macroscopic properties of both the normal and superconducting states of the iron pnictides …
[HTML][HTML] Charge nematicity and electronic Raman scattering in iron-based superconductors
Y Gallais, I Paul - Comptes Rendus Physique, 2016 - Elsevier
We review the recent developments in electronic Raman scattering measurements of charge
nematic fluctuations in iron-based superconductors. A simple theoretical framework of a d …
nematic fluctuations in iron-based superconductors. A simple theoretical framework of a d …
Origin of nematic order in FeSe
The origin of the 90-K nematic transition in the chalcogenide FeSe, which displays no
magnetic order down to T= 0, remains a major puzzle for a unifying theory for the iron-based …
magnetic order down to T= 0, remains a major puzzle for a unifying theory for the iron-based …
Iron displacements and magnetoelastic coupling in the antiferromagnetic spin-ladder compound BaFeSe
We report long-range-ordered antiferromagnetism concomitant with local iron displacements
in the spin-ladder compound BaFe 2 Se 3. Short-range magnetic correlations, present at …
in the spin-ladder compound BaFe 2 Se 3. Short-range magnetic correlations, present at …
Electronic reconstruction through the structural and magnetic transitions in detwinned NaFeAs
We use angle-resolved photoemission spectroscopy to study twinned and detwinned iron
pnictide compound NaFeAs. Distinct signatures of electronic reconstruction are observed to …
pnictide compound NaFeAs. Distinct signatures of electronic reconstruction are observed to …