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Related papers: High Pressure Effects on Superconductivity

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We give a brief review of superconductivity at ambient pressure in elements, alloys, and simple three-dimensional compounds. Historically these were the first superconducting materials studied, and based on the experimental knowledge gained…

Superconductivity · Physics 2015-05-25 G. W. Webb , F. Marsiglio , J. E. Hirsch

We report simultaneous hydrostatic pressure studies on the critical temperature $T_c$ and on the pseudogap temperature $T^*$ performed through resistivity measurements on an optimally doped high-$T_c$ oxide…

The discovery of superconductivity with a transition temperature (Tc) exceeding 40 K in La3Ni2O7 and (La,Pr)3Ni2O7 thin films at ambient pressure provides a viable platform for the experiments that can only be conducted under…

The discovery of a record high superconducting transition temperature (Tc) of 288 K in a pressurized hydride inspires new hope to realize ambient condition superconductivity. Here, we give a perspective on the theoretical and experimental…

Superconductivity · Physics 2021-12-21 Dong Wang , Yang Ding , Ho-Kwang Mao

The combination of a large superconducting gap, low transition temperature, and quasi two-dimensionality in strongly underdoped high temperature superconductors severely constrains the behavior of the ab-plane superfluid density \rho with…

Superconductivity · Physics 2007-05-23 Igor F. Herbut , Matthew J. Case

We report the pressure effect in Bi2Sr2Ca2Cu3O10+{\delta} (Bi-2223) single crystal with a small amount of intergrowth of Bi2Sr2CaCu2O8+{\delta} (Bi-2212). Their superconducting transition temperatures Tcs showed a domelike shape as a…

The experimental determination of the superconducting transition requires the observation of the emergence of zero-resistance and perfect diamagnetism state. Based on the close relationship between superconducting transition temperature…

Superconductivity · Physics 2021-07-07 Sheng-Hai Zhu , Han Qin , Mi Zhong , Dai-He Fan , Xiang-Hui Chang , Yun Wei , Miao Zhang , Tao Zhu , Bin Tang , Fu-Sheng Liu , Qi-Jun Liu

A long-standing problem of observing Room Temperature Superconductivity is finally solved by a novel approach. Instead of increasing the critical temperature Tc of a superconductor, the temperature of the room was decreased to an…

Superconductivity · Physics 2020-04-02 Ivan Timokhin , Artem Mishchenko

Recently new pyrochlore oxides superconductors AOs2O6 (A=K,Rb,Cs) were found and we measured the pressure dependence of magnetization up to 1.2 GPa in order to deduce the pressure effect of Tc in the three beta-pyrochlore oxides. It is…

Superconductivity · Physics 2009-11-10 Takaki Muramatsu , Shigeki Yonezawa , Yuji Muraoka , Zenji Hiroi

Superconductivity of transition metal dichalcogenide $1T$-TiTe$_2$ under high pressure was investigated by the first-principles calculations. Our results show that the superconductivity of $1T$-TiTe$_2$ exhibits very different behavior…

Superconductivity · Physics 2017-04-27 R. C. Xiao , W. J. Lu , D. F. Shao , J. Y. Li , M. J. Wei , H. Y. Lv , P. Tong , X. B. Zhu , Y. P. Sun

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

The recently synthesized ThFeAsN iron-pnictide superconductor exhibits a $T_c$ of 30 K, the highest of the 1111-type series in absence of chemical doping. To understand how pressure affects its electronic properties, we carried out…

We present an experimental study of the superconducting properties of NiBi3 as a function of pressure by means of resistivity and magnetization measurements and combine our results with DFT calculations of the band structure under pressure.…

Superconductivity · Physics 2018-12-17 Elena Gati , Li Xiang , Lin-Lin Wang , Soham Manni , Paul C. Canfield , Sergey L. Bud'ko

The existence of multiple superconducting phases induced by either pressure or magnetic field is one of the most striking features of superconductivity of UTe$_2$, among the many unusual superconducting properties of this system. Here we…

Strongly Correlated Electrons · Physics 2024-10-24 T. Vasina , D. Aoki , A. Miyake , G. Seyfarth , A. Pourret , C. Marcenat , M. Amano Patino , G. Lapertot , J. Flouquet , J. -P. Brison , D. Braithwaite , G. Knebel

High-pressure superconductivity in a rare-earth doped Ca0.86Pr0.14Fe2As2 single crystalline sample has been studied up to 12 GPa and temperatures down to 11 K using designer diamond anvil cell under a quasi-hydrostatic pressure medium. The…

A brief history is offered concerning the relation of magnetism to superconductivity, and the possibility that magnetic correlations are responsible for certain types of superconductors. A central focus is on high temperature cuprate…

Superconductivity · Physics 2007-08-27 M. R. Norman

Measurements of the superconducting transition temperatures for Al-doped, C-doped and neutron-damaged-annealed MgB2 samples under pressure up to ~8 kbar are presented. The dT_c/dP values change systematically with the decrease of the…

Superconductivity · Physics 2009-11-10 S. L. Bud'ko , R. H. T. Wilke , M. Angst , P. C. Canfield

We report the observation of conventional superconductivity at the highest temperature yet attained without mechanical compression, around 54 kelvin in palladium-hydride and 60 kelvin in palladium-deuteride. The remarkable increase in Tc…

Superconductivity · Physics 2016-08-08 H. M. Syed , T. J. Gould , C. J. Webb , E. MacA. Gray

A hydrostatic pressure study was made on pure and Rh-doped specimens of the superconducting ferromagnetic compounds Ru1-xRhxSr2GdCu2O8 (x = 0-0.15) by means of measurement of electrical resistivity vs temperature, in pressures up to 2 GPa.…

Superconductivity · Physics 2007-05-23 M. Steiger , C. Kongmark , F. Rueckert , L. Harding , M. S. Torikachvili

It is generally believed that magnetization measurements on sulfur hydride under high pressure performed in 2015 [1] provided "final convincing evidence of superconductivity" [2] in that material, in agreement with theoretical predictions…

Superconductivity · Physics 2021-05-13 J. E. Hirsch , F. Marsiglio
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