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Related papers: Hunting for Room Temperature Superconductors

200 papers

We describe the different regimes of finite temperature dynamics in the vicinity of a zero temperature superconductor to insulator quantum phase transition in two dimensions. New results are obtained for a low temperature phase-only…

Superconductivity · Physics 2007-05-23 Subir Sachdev , Oleg A. Starykh

This paper gives a review of studies of superconductors with a porosity above 50%. The pores in such superconducting materials provide refrigerant penetration, efficient heat dissipation and stable operation. Methods for the synthesis of…

Superconductivity · Physics 2023-07-07 D. M. Gokhfeld , M. R. Koblischka , A. Koblischka-Veneva

In superconductors, the motion of vortices introduces unwanted dissipation that is disruptive to applications. Fortunately, material defects can immobilize vortices, acting as vortex pinning centers, which engenders dramatic improvements in…

Superconductivity · Physics 2021-09-14 Serena Eley , Andreas Glatz , Roland Willa

The BCS theory has described the conventional superconductors successfully.However,it is still not clear when the superconductivity occurs and why the resistance is zero.Also,there is no simple formula to calculate Tc,and it is not well…

Superconductivity · Physics 2021-11-23 Jinhuan Jiang

For almost a century thermoelectricity in superconductors has been one of the most intriguing topics of physics. At the early stages in the 1920s, the mere existence of thermoelectric effects in superconductors was questioned. Theoretical…

Superconductivity · Physics 2018-07-27 C. D. Shelly , E. A. Matrozova , V. T. Petrashov

The review is devoted to a discussion of the effects of high pressure imposed on superconducting materials. Low-temperature superconductors, high-temperature superconducting cuprates, and some unconventional superconducting compounds are…

Superconductivity · Physics 2015-06-24 B. Lorenz , C. W. Chu

Short review of the topical comprehension of Cuprate High-Temperature Superconductors, featuring structural and metallurgical aspects that optimize their superconducting properties with respect to technical applications.

Superconductivity · Physics 2015-02-06 Roland Hott , Thomas Wolf

The search for superconductivity with higher transition temperature ($T_C$) has long been a challenge in research efforts ever since its first discovery in 1911. The effort has led to the discovery of various kinds of superconductors and…

Superconductivity · Physics 2016-10-07 S. H. Rhim , Rolando Saniz , M. Weinert , A. J. Freeman

Since the discovery of superconductivity in mercury at 4 K in 1911, searching for materials with superconductivity at higher temperatures towards practical conditions has been a primary enduring goal. The recent report of room-temperature…

Superconductivity · Physics 2023-08-10 Di Peng , Qiaoshi Zeng , Fujun Lan , Zhenfang Xing , Yang Ding , Ho-kwang Mao

In recent years, there were a number of experimental developments and discoveries of novel superconducting materials which exhibit multicomponent, many-body degrees of freedom. These superconductors, that are described by several…

Superconductivity · Physics 2022-03-24 Julien Garaud

We review experimental results, from transport to magnetization measurements, on different graphite samples, from bulk oriented graphite, thin graphite films to transmission electron microscope lamellae, that indicate the existence of…

Superconductivity · Physics 2013-12-17 Pablo Esquinazi

Superconductivity has again become a challenge following the discovery of unconventional superconductivity. Resistance-free currents have been observed in heavy-fermion materials, organic conductors and copper oxides. The discovery of…

Strongly Correlated Electrons · Physics 2007-05-23 Naoum Karchev

The superconducting transition temperatures of high-Tc compounds based on copper, iron, ruthenium and certain organic molecules are discovered to be dependent on bond lengths, ionic valences, and Coulomb coupling between electronic bands in…

Superconductivity · Physics 2012-07-03 Dale R. Harshman , Anthony T. Fiory

Superconductivity has been a vigorously researched topic since its discovery in 1911. Raising the superconducting transition temperature (Tc) has been the main driving force behind such long-sustained efforts due to its potential for…

We report the experimental discovery of superconductivity with critical temperature Tc above 70 K in zirconium polyhydrides, the record high so far for 3d transition metal hydrides. The superconducting zirconium polyhydrides are synthesized…

Superconductivity · Physics 2022-04-01 C. L. Zhang , X. He , Z. W. Li , S. J. Zhang , S. M. Feng , X. C. Wang , R. C. Yu , C. Q. Jin

Recently room temperature superconductivity with Tc=15 degrees Celsius has been discovered in a pressurized complex ternary hydride, CSHx, which is a carbon doped H3S alloy. The nanoscale structure of H3S is a particular realization of the…

Superconductivity · Physics 2021-05-28 M. V. Mazziotti , T. Jarlborg , A. Bianconi , A. Valletta

The theoretical exploration of the phase diagrams of binary hydrides under pressure using \emph{ab initio} crystal structure prediction techniques coupled with first-principles calculations has led to the \emph{in silico} discovery of…

Superconductivity · Physics 2019-02-25 Eva Zurek , Tiange Bi

Diamond has always been adored as a jewel. Even more fascinating is its outstanding physical properties; it is the hardest material known in the world with the highest thermal conductivity. Meanwhile, when we turn to its electrical…

Superconductivity · Physics 2007-05-23 Y. Takano , M. Nagao , K. Kobayashi , H. Umezawa , I. Sakaguchi , M. Tachiki , T. Hatano , H. Kawarada

A key challenge in materials discovery is to find high-temperature superconductors. Hydrogen and hydride materials have long been considered promising materials displaying conventional phonon-mediated superconductivity. However, the high…

In the present work we shall address the issue of electrical conductivity in superconductors in the perspective of superconducting domain wall solutions in the realm of field theory. We take our set up made out of a dynamical complex scalar…

High Energy Physics - Theory · Physics 2013-11-28 F. A. Brito , M. L. F. Freire , J. C. Mota-Silva