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Related papers: Nematic order driven by superconducting correlatio…

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A hallmark of the iron-based superconductors is the strong coupling between magnetic, structural and electronic degrees of freedom. However, a universal picture of the normal state properties of these compounds has been confounded by recent…

Unconventional superconductivity often intertwines with various forms of order, such as the "nematic" order which breaks the rotational symmetry of the lattice. Investigation of these ordered phases sheds crucial light on the…

Superconductivity · Physics 2019-03-11 Xi Liu , Ran Tao , Mingqiang Ren , Wei Chen , Qi Yao , Thomas Wolf , Yajun Yan , Tong Zhang , Donglai Feng

Superconducting devices, which rely on modulating a complex superconducting order parameter in a Josephson junction, have been developed for low power logic operations, high-frequency oscillators, and exquisite magnetic field sensors.…

Superconductivity · Physics 2015-06-17 Burm Baek , William H. Rippard , Samuel P. Benz , Stephen E. Russek , Paul D. Dresselhaus

We perform a non-perturbative analysis of the strong interaction between gapless nodal fermions and the nematic order parameter in two-dimensional d_{x^2-y^2} superconductors. We predict that the critical nematic fluctuation can generate a…

Superconductivity · Physics 2015-06-05 Jing-Rong Wang , Guo-Zhu Liu

We consider a two-dimensional electron gas (2DEG) formed at a near-ferroelectric interface and strongly coupled to polar phonons. Through a self-consistent microscopic many-body calculation, we show that the coupled system stabilizes a…

Strongly Correlated Electrons · Physics 2026-03-04 Fei Yang , Zhi-Yang Wang , Long-Qing Chen

To address the issues of superconducting and charge properties in high-T$_c$ cuprates, we perform a quantum Monte Carlo study of an extended three-band Emery model, which explicitly includes attractive interaction $V_{OO}$ between oxygen…

Superconductivity · Physics 2021-09-14 Zhong-Bing Huang , Shi-Chao Fang , Hai-Qing Lin

In the newly discovered iron-based superconductors, many experiments have demonstrated the existence of the rotational symmetry breaking nematic order, which has been a prevailing phenomenon in many correlated electronic systems. In this…

Strongly Correlated Electrons · Physics 2015-06-03 Jiangping Hu , Cenke Xu

We demonstrate that coupling itinerant electrons to a noncollinear classical exchange field can induce anisotropic Josephson coupling between superconducting $d$ vectors, analogous to the Dzyaloshinskii-Moriya and $\Gamma$-type interactions…

Superconductivity · Physics 2026-05-19 Grayson R. Frazier , Junyi Zhang , Yi Li

Superconductivity and nematicity coexist in the phase diagram of many correlated systems, including iron-based superconductors. We investigate how Hund-driven correlations reshape boson-mediated superconductivity in a multiorbital nematic…

Superconductivity · Physics 2026-03-25 Angelo Valli , Laura Fanfarillo

Establishment of phase-coherence and a non-dissipative (super)current between two weakly coupled superconductors, known as the Josephson effect, plays a foundational role in basic physics and applications to metrology, precision sensing,…

Spin-driven nematicity, or the breaking of the point-group symmetry of the lattice without long-range magnetic order, is clearly quite important in iron-based superconductors. From a symmetry point of view, nematic order can be described as…

Strongly Correlated Electrons · Physics 2017-05-02 G. Zhang , J. K. Glasbrenner , R. Flint , I. I. Mazin , R. M. Fernandes

We model the Fermi surface of the cuprates by one-dimensional nested parts near $(0,\pi)$ and $(\pi,0)$ and unnested parts near the zone diagonals. Fermions in the nested regions form 1D spin liquids, and develop spectral gaps below some…

Superconductivity · Physics 2009-11-11 A. M. Tsvelik , A. V. Chubukov

Electronic nematicity, a correlated state characterized by broken rotational symmetry, has been recognized as a ubiquitous feature intertwined with unconventional electron pairing in various iron-based superconductors. Here we employ…

We investigate the dynamical and spectral consequences of capacitance-network-mediated interactions in superconducting transmon arrays beyond effective nearest-neighbor descriptions. While weak coupling regimes are well captured by an…

Quantum Physics · Physics 2026-05-08 Carla Caro Villanova , Alan C. Santos

The electronically nematic order has emerged as a key feature of cuprate superconductors,however, its correlation with the fundamental properties such as the electromagnetic response remains unclear. Here the nematic-order state strength…

Superconductivity · Physics 2023-07-07 Zhangkai Cao , Xingyu Ma , Huaiming Guo , Shiping Feng

Elucidating the microscopic origin of nematic order in iron-based superconducting materials is important because the interactions that drive nematic order may also mediate the Cooper pairing. Nematic order breaks fourfold rotational…

Multilayer graphene materials have recently emerged as a fascinating versatile platform for correlated electron phenomena, hosting superconductivity, fractional quantum Hall states, and correlated insulating phases. A particularly striking…

Superconductivity · Physics 2026-03-04 Gal Shavit

We study superconducting properties of the bulk states of a doped topological insulator. We obtain that the hexagonal warping stabilizes the nematic spin-triplet superconducting phase with $E_u$ pairing and the direction of the nematic…

Mesoscale and Nanoscale Physics · Physics 2020-09-18 R. S. Akzyanov , D. A. Khokhlov , A. L. Rakhmanov

We investigate the connection between the transport properties and the thermodynamics of electronic systems with a tendency to form broken-symmetry mesophases evocative of the physics of liquid crystals. Through a hydrodynamic approach to…

Strongly Correlated Electrons · Physics 2009-11-13 Rafael M. Fernandes , Jörg Schmalian , Harry Westfahl

It is shown that interlayer spin-singlet Cooper pairing is induced by magnetic interactions in a metallic antiferromagnet of stacked conductive layers in which each layer is ferromagnetically polarized and they order antiferromagnetically…

Superconductivity · Physics 2007-05-23 Hiroshi Shimahara