English
Related papers

Related papers: Holographic Josephson Junction in 3+1 dimensions

200 papers

In this work we generalized holographic model for s-wave DC Josephson junction constructed in arXiv:1101.3326[hep-th] to a holographic description for p-wave Josephson junction. By solving numerically the coupled equations of motion of…

High Energy Physics - Theory · Physics 2011-09-22 Yong-Qiang Wang , Yu-Xiao Liu , Zhen-Hua Zhao

We construct a gravitational dual of a Josephson junction. Calculations on the gravity side reproduce the standard relation between the current across the junction and the phase difference of the condensate. We also study the dependence of…

High Energy Physics - Theory · Physics 2012-02-24 Gary T. Horowitz , Jorge E. Santos , Benson Way

We construct a holographic model for the superconductor-insulator-superconductor (SIS) Josephson junction at zero temperature by considering a complex scalar field coupled with a Maxwell field in the four-dimensional anti-de Sitter soliton…

High Energy Physics - Theory · Physics 2012-09-25 Yong-Qiang Wang , Yu-Xiao Liu , Rong-Gen Cai , Shingo Takeuchi , Hai-Qing Zhang

We discuss the Josephson effect and the appearance of dissipationless edge currents in a holographic Josephson junction configuration involving a chiral, time-reversal breaking, superconductor in 2+1 dimensions. Such a superconductor is…

High Energy Physics - Theory · Physics 2015-06-17 Moshe Rozali , Alexandre Vincart-Emard

In this paper the holographic model for hybrid and coexisting s-wave and p-wave Josephson junction is constructed by a triplet charged scalar field coupled with a non-Abelian $SU(2)$ gauge fields in (3+1)-dimensional AdS spacetime.…

High Energy Physics - Theory · Physics 2015-10-28 Shuai Liu , Yong-Qiang Wang

We study a model describing a four-dimensional holographic superconductor whose properties depend non-trivially on a particular spatial direction, namely a Josephson junction. We analyze the parameter dependence of the condensate and…

High Energy Physics - Theory · Physics 2015-03-19 Massimo Siani

We construct a holographic model for Josephson junctions with a defect system of a Dp brane intersecting a D(p+2) brane. In addition to providing a geometrical picture for the holographic dual, this leads us very naturally to suggest the…

High Energy Physics - Theory · Physics 2015-06-05 Sophia K. Domokos , Carlos Hoyos , Jacob Sonnenschein

The transition from the model of a long Josephson junction of variable width to the model of a junction with a coordinate-dependent Josephson current amplitude is effected through a coordinate transformation. This establishes the…

Superconductivity · Physics 2007-05-23 E. G. Semerdzhieva , T. L. Boyadjiev , Yu. M. Shukrinov

In this paper, we study the holographic models of s-wave and p-wave Josephoson junction away from probe limit in (3+1)-dimensional spacetime, respectively. With the backreaction of the matter, we obtained the anisotropic black hole solution…

High Energy Physics - Theory · Physics 2016-11-29 Yong-Qiang Wang , Shuai Liu

We propose a new holographic model of Josephson junctions (and networks thereof) based on designer multi-gravity, namely multi-(super)gravity theories on products of distinct asymptotically AdS spacetimes coupled by mixed boundary…

High Energy Physics - Theory · Physics 2011-10-07 Elias Kiritsis , Vasilis Niarchos

The Josephson current in a diffusive superconductor/ferromagnet/superconductor junction with precessing magnetization is calculated within the quasiclassical theory of superconductivity. When the junction is phase-biased, a stationary…

Superconductivity · Physics 2015-03-31 M. Houzet

We study the holographic superconductor-normal metal-superconductor (SNS) Josephon junction in the massive gravity. In the homogeneous case of the chemical potential, we find that the graviton mass will make the normal metal-superconductor…

High Energy Physics - Theory · Physics 2016-05-11 Ya-Peng Hu , Huai-Fan Li , Hua-Bi Zeng , Hai-Qing Zhang

We consider theoretically a Josephson junction with a superconducting critical current density which has a random sign along the junction's surface. We show that the ground state of the junction corresponds to the phase difference equal to…

Disordered Systems and Neural Networks · Physics 2009-10-31 A. Zyuzin , B. Spivak

We study theoretically the Josephson effect in junctions based on unconventional superconductors with diffusive barriers, using the quasiclassical Green's function formalism. Generalized boundary conditions at junction interfaces applicable…

Superconductivity · Physics 2009-11-11 T. Yokoyama , Y. Tanaka , A. A. Golubov

Josephson junctions fabricated on the surface of three-dimensional topological insulators (TI) show a few unusual properties distinct from conventional Josephson junctions. In these devices, the Josephson coupling and the supercurrent are…

Superconductivity · Physics 2013-01-18 Christopher T. Olund , Erhai Zhao

We present a theory for the Josephson effect in an unconventional superconductor / one-dimensional electron gas / unconventional superconductor (s/o/s) junction, where the Josephson current is carried by components injected perpendicular to…

Superconductivity · Physics 2009-10-31 Yukio Tanaka , Takashi Hirai , Koichi Kusakabe , Satoshi Kashiwaya

An effective free energy of a two dimensional (i.e. large area) Josephson Junctions is derived, allowing for thermal fluctuations, for random magnetic fields and for external currents. We show by using replica symmetry breaking methods,…

Superconductivity · Physics 2009-10-30 Baruch Horovitz , Anatoly Golub

For a microscopic model of a Josephson junction the normal coordinates of the two junction Goldstone bosons are constructed and their dynamical spectrum is computed. The explicit dependence on the phase difference of the two superconductors…

Mathematical Physics · Physics 2009-11-11 B. Dierckx , A. Verbeure

The properties of Josephson junction including a ferromagnetic insulating layer are studied theoretically. The calculated current shows the anomalous dependence on the magnitude of the exchange interaction at the interface. The Josephson…

Superconductivity · Physics 2007-05-23 Masashi Yamashiro , Nobukatsu Yoshida , Yukio Tanaka , Satoshi Kashiwaya

Josephson junctions with an intrinsic phase shift of pi, so-called pi Josephson junctions, can be realized by a weak link of a d-wave superconductor with an appropriate boundary geometry. A model for the pairing potential of an according…

Superconductivity · Physics 2015-05-13 A. Gumann , C. Iniotakis , N. Schopohl
‹ Prev 1 2 3 10 Next ›