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We consider holographic superconductors in a broad class of massive gravity backgrounds. These theories provide a holographic description of a superconductor with broken translational symmetry. Such models exhibit a rich phase structure:…

High Energy Physics - Theory · Physics 2015-07-21 Matteo Baggioli , Mikhail Goykhman

We construct a doped holographic superconductor in the Gubser-Rocha model, and realize a superconducting dome in the middle of the temperature-doping phase diagram. It is worth noting that unlike the previous researches, the profile of our…

High Energy Physics - Theory · Physics 2024-05-03 Ziyi Zhao , Wenhe Cai , Shuta Ishigaki

We study how to engineer holographic models with features of a high temperature superconductor phase diagram. We introduce a field in the bulk which provides a tunable "doping" parameter in the boundary theory. By designing how this field…

High Energy Physics - Theory · Physics 2016-10-19 Jiunn-Wei Chen , Shou-Huang Dai , Debaprasad Maity , Yun-Long Zhang

We add the magnetic field axis to the holographic model for a doped superconductor proposed by Kiritsis and Li. We explore the resulting superconducting dome, in a particular region of parameters in which the equations for the…

High Energy Physics - Theory · Physics 2019-11-21 Diego Correa , Nicolás Grandi , Alejo Hernández

We analyze an unconventional inter-subband paired phase in a 2D doped superconductor considering both systems with the inversion symmetry and with the inversion symmetry broken. We find that for a centro-symmetric system the inter-subband…

Mesoscale and Nanoscale Physics · Physics 2020-03-18 P. Wójcik , M. P. Nowak , M. Zegrodnik

In this work, we investigate an extended model of holographic superconductor by a non-linear electrodynamic interaction coupled to a complex scalar field. This non-linear interaction term can make a quantum phase transition at zero…

High Energy Physics - Theory · Physics 2023-12-21 Yunseok Seo , Sejin Kim , Kyung Kiu Kim

We reconsider the holographic model featuring a superconducting dome on the temperature-doping phase diagram with a modified view on the role of the two charges. The first type charge with density $\rho_{A}$ make the Mott insulator, and the…

High Energy Physics - Theory · Physics 2021-07-15 Wenhe Cai , Sang-Jin Sin

In the hole-doped cuprate superconductors, the superconducting transition temperature $T_c$ exhibits a dome-like feature against the doping rate. By contrast, recent experiments reveal that $T_c$ in the electron-doped systems monotonically…

Superconductivity · Physics 2015-11-02 Daisuke Ogura , Kazuhiko Kuroki

Layered organic superconductors of the BEDT family are model systems for the interplay of the Mott transition with superconductivity, magnetic order and frustration. Recent experimental studies on a hole-doped version of BEDT compounds…

Superconductivity · Physics 2015-09-24 Charles-David Hébert , Patrick Sémon , A. -M. S. Tremblay

Study and comparison of over 30 examples of electron doped BaFe2As2 for transition metal (TM) = Co, Ni, Cu, and (Co/Cu mixtures) have lead to an understanding that the suppression of the structural/antiferromagnetic phase transition to low…

Superconductivity · Physics 2009-08-04 P. C. Canfield , S. L. Bud'ko , N. Ni , J. Q. Yan , A. Kracher

In a recent publication [Chen et al., Phys. Rev. B 86, 165136 (2012)], we identified a line of Lifshitz transition points separating the Fermi liquid and pseudogap regions in the hole-doped two dimensional Hubbard model. Here we extend the…

Superconductivity · Physics 2014-01-16 Kuang-Shing Chen , Zi Yang Meng , Shu-Xiang Yang , Thomas Pruschke , Juana Moreno , Mark Jarrell

A dome-shaped phase diagram of superconducting critical temperature upon doping is often considered as a hallmark of unconventional superconductors. This behavior, observed in two-dimensional electron gases in $\mathrm{SrTiO}_3$-based…

In a recent paper, Kiritsis and Li presented a holographic model to study the competition between different orders at finite doping in holographic superconductors. In the present work, we introduce fermions into such model and study the…

High Energy Physics - Theory · Physics 2019-11-22 Gastón Giordano , Nicolás Grandi , Adrián Lugo , Rodrigo Soto-Garrido

Within the framework of kinetic-energy-driven superconductivity, the asymmetric doping dependence of superconductivity between the hole- and electron-doped triangular-lattice superconductors has been studied. It is shown that although the…

Superconductivity · Physics 2018-05-09 Yu Lan , Xixiao Ma , Ling Qin , Yongjun Wang , Shiping Feng

The similarities between the phase diagrams of ionic liquid-gated transition metal dichalcogenides (TMDCs) and high-temperature superconductors have garnered considerable interest due to the presence of a superconducting dome with a…

High-temperature superconductivity emerges in the CuO$_2$ plane upon doping a Mott insulator. To ascertain the influence of Mott physics plus short-range correlations, we solve a three-band copper-oxide model in the charge-transfer regime…

Strongly Correlated Electrons · Physics 2016-07-05 L. Fratino , P. Sémon , G. Sordi , A. -M. S. Tremblay

The doping and temperature dependence of the thermodynamic properties in cuprate superconductors is studied based on the kinetic energy driven superconducting mechanism. By considering the interplay between the superconducting gap and…

Superconductivity · Physics 2012-04-20 Huaisong Zhao , Lulin Kuang , Shiping Feng

We introduce and study generalized holographic superconductors with higher derivative couplings between the field strength tensor and a complex scalar field, in four dimensional AdS black hole backgrounds. We study this theory in the probe…

High Energy Physics - Theory · Physics 2015-06-19 Anshuman Dey , Subhash Mahapatra , Tapobrata Sarkar

We use a holographic theory to model and study the competition of four phases: an antiferromagnetic phase, a superconducting phase, a metallic phase and a striped phase, using as control parameters temperature and a doping-like parameter.…

Strongly Correlated Electrons · Physics 2016-03-23 Elias Kiritsis , Li Li

The phase diagram associated with the high Tc superconductors is complicated by an array of different ground states. The parent material represents an antiferromagnetic insulator but with doping superconductivity becomes possible with…

Superconductivity · Physics 2018-05-21 Nader Zaki , Hongbo Yang , Jon Rameau , Helmut Claus , David G. Hinks , Peter D. Johnson
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