English
Related papers

Related papers: Devil's staircase transition of the electronic str…

200 papers

Transition-metal dichalcogenide IrTe2 has attracted attention because of striped lattice, charge ordering and superconductivity. We have investigated the surface structure of IrTe2, using low energy electron diffraction (LEED) and scanning…

Materials Science · Physics 2017-04-05 Chen Chen , Jisun Kim , Yifan Yang , Guixin Cao , Rongying Jin , E. W. Plummer

X-ray powder diffraction and electrical resistivity measurements were performed on the tetragonal compound CeCoSi under pressure to elucidate the phase boundary of the pressure-induced structural transition and the change in the 4$f$…

We show that the constrained Ising model on the kagome lattice with infinite first and third neighbor couplings undergoes an infinite series of thermal first-order transitions at which, as in the Kasteleyn transition, linear defects of…

Strongly Correlated Electrons · Physics 2026-02-25 Afonso Rufino , Samuel Nyckees , Jeanne Colbois , Frédéric Mila

The realization of strong coherent interactions between individual photons is a long-standing goal in science and engineering. In this report, based on recent experimental setups, we derive a strong photon long-range repulsive interaction,…

Quantum Physics · Physics 2015-08-10 Yuanwei Zhang , Jingtao Fan , J. -Q. Liang , Jie Ma , Gang Chen , Suotang Jia , Franco Nori

Co$_{1/3}$NbS$_2$ is the magnetic intercalate of 2H-NbS$_2$ where electronic itinerant and magnetic properties strongly influence each other throughout the phase diagram. Here we report the first angle-resolved photoelectron spectroscopy…

Using numerical simulations we show that, in the presence of random quenched disorder, sliding superconducting vortices and Wigner crystals pass through a variety of dynamical phases when an additional transverse driving force is applied.…

Superconductivity · Physics 2009-11-11 C. Reichhardt , C. J. Olson Reichhardt

Dielectric spectroscopy of a twist bend nematic phase of an achiral bent core liquid crystalline compound under DC bias is used to investigate its response to electric field. Two collective relaxation processes are revealed, these are…

Soft Condensed Matter · Physics 2018-09-12 K. Merkel , A. Kocot , J. K. Vij , G. Shanker

Chiral multifold fermions in solids exhibit unique band structures and topological properties, making them ideal for exploring fundamental physical phenomena related to nontrivial topology, chirality, and symmetry breaking. However, the…

We use angle-resolved photoemission spectroscopy (ARPES) and density functional theory (DFT) calculations to study the electronic structure of CaFe$_2$As$_2$ in previously unexplored collapsed tetragonal (CT) phase. This unusual phase of…

We consider a single-component gas of dipolar bosons confined in a one-dimensional optical lattice, where the dipoles are aligned such that the long-ranged dipolar interactions are maximally repulsive. In the limit of zero inter-site…

Other Condensed Matter · Physics 2011-07-13 F. J. Burnell , Meera M. Parish , N. R. Cooper , S. L. Sondhi

Three-dimensional (3D) Weyl semimetal Mn$_3$Sn has attracted tremendous attention due to its great application potential. However, the complex magnetic structures at different temperature intervals make it extremely difficult to unravel the…

Strongly Correlated Electrons · Physics 2023-12-06 L. Y. Cao , Z. A. Xu , B. X. Gao , L. Wang , X. T. Zhang , X. Y. Zhang , Y. F. Guo , R. Y. Chen

An axial next-nearest-neighbor XY model is studied as a model of chiral liquid crystals which exhibit many ferro-, ferri- and antiferroelectric tilted smectic phases. Depending on the values of interaction parameters, this model exhibits…

Soft Condensed Matter · Physics 2016-08-31 Masaya Koroishi , Masashi Torikai , Mamoru Yamashita

Topological Weyl semimetals (TWSs) are exotic crystals possessing emergent relativistic Weyl fermions connected by unique surface Fermi-arcs (SFAs) in their electronic structures. To realize the TWS state, certain symmetry (such as the…

This study explores the transitional characteristics of blue-core helicon discharge, which to our knowledge was not particularly focused on before. Parameters are measured on recently built advanced linear plasma device, i.e. Multiple…

The superconductor-ferromagnet-superconductor $\varphi_{0}$ junction provides a direct coupling between Josephson phase and magnetic moment of ferromagnetic barrier. We demonstrate an appearance of additional fractional subharmonic steps in…

Superconductivity · Physics 2019-05-24 M. Nashaat , Yu. M. Shukrinov , A. Y. Ellithi , Th. M. El Sherbini

We report very highly resolved photoemission spectra of NiS(1-x)Se(x) across the so-called metal-insulator transition as a function of temperature as well as composition. The present results convincingly demonstrate that the low…

Strongly Correlated Electrons · Physics 2009-10-31 D. D. Sarma , S. R. Krishnakumar , Nirmala Chandrasekharan , E. Weschke , C. Schüßler-Langeheine , L. Kilian , G. Kaindl

Systems with long-range interactions show a variety of intriguing properties: they typically accommodate many meta-stable states, they can give rise to spontaneous formation of supersolids, and they can lead to counterintuitive…

Two-dimensional artificial magnetic honeycomb lattice is at the forefront of research on unconventional magnetic materials. Among the many emergent magnetic phases that are predicted to arise as a function of temperature, the low…

Mesoscale and Nanoscale Physics · Physics 2018-02-20 A. Dahal , B. Summers , D. K. Singh

CaFe2As2 exhibits collapsed tetragonal (cT) structure and varied exotic behavior under pressure at low temperatures that led to debate on linking the structural changes to its exceptional electronic properties like superconductivity,…

Superconductivity · Physics 2017-12-12 Khadiza Ali , Kalobaran Maiti

High-quality single crystals of the half-Heusler compound DyNiSb were investigated for their low temperature thermodynamic and magnetotransport properties. Magnetic susceptibility, heat capacity, and electrical resistivity measurements…