搜索结果: 1-15 共查到“凝聚态物理学 Superconductor”相关记录47条 . 查询时间(0.046 秒)
Using state-of-the-art magnetic imaging, a Cornell-led collaboration has for the first time characterized a key property of the superconducting state of a class of atomically thin materials that are t...
“Magic-angle” trilayer graphene may be a rare, magnet-proof superconductor（图）
三层石墨烯 防磁超导体 MRI机器 量子计算机
2023/6/7
MIT physicists have observed signs of a rare type of superconductivity in a material called magic-angle twisted trilayer graphene. In a study appearing today in Nature, the researchers report that the...
Physicists from across three continents report the first experimental evidence to explain the unusual electronic behavior behind the world’s thinnest superconductor, a material with myriad application...
Cornell researchers have discovered a rare “pseudogap” phenomenon that helps explain how the superconducting transition temperature can be greatly boosted in a single monolayer of iron selenide, and h...
New understanding of superconductor's 'normal' state may open the way to solving longstanding puzzle
superconductor normal open the way longstanding puzzle
2017/7/20
Since the discovery two decades ago of the unconventional topological superconductor Sr2RuO4, scientists have extensively investigated its properties at temperatures below its 1 K critical temperature...
New Clues Emerge in 30-Year-Old Superconductor Mystery
30-Year-Old Superconductor Mystery
2016/11/29
One of the greatest mysteries of experimental physics is how so-called high-temperature superconducting materials work. Despite their name, high-temperature superconductors—materials that carry electr...
Phosphine as a superconductor?Sure,but the story may be complicated
Phosphine superconductor story complicated
2016/2/23
Phosphine is one of the newest materials to be named a superconductor, a material through which electricity can flow with zero resistance.In 2015, scientists reported that they had liquefied the chemi...
First self-assembled superconductor structure created
self-assembled superconductor structure
2016/2/22
Building on nearly two decades’ worth of research, a multidisciplinary team at Cornell has blazed a new trail by creating a self-assembled, three-dimensional gyroidal superconductor.Ulrich Wiesner, th...
Phase transitions in a three dimensional U(1)×U(1) lattice London superconductor: Metallic superfluid and charge-4e superconducting states
Three dimensional lattice superconductor condensation coupling pulse measurement the current current coupling
2014/12/18
We consider a three dimensional lattice U(1)×U(1) and [U(1)]N superconductors in the London limit with individually conserved condensates. The U(1)×U(1) problem, generically, has two types of intercom...
Unconventional magnetic phase diagram of cuprate superconductor La2-xSrxCuO4 at quantum critical point x = 1/9
Unconventional magnetic phase diagram cuprate superconductor La2-xSrxCuO4 quantum critical point
2012/2/27
We propose a new magnetic phase diagram of La2-xSrxCuO4 around a quantum critical point x = 1/9 based on field-cooled magnetization measurements and critical fittings. A new phase boundary Tm2(H) is d...
Double proximity effect in hybrid planar Superconductor-(Normal metal/Ferromagnet)-Superconductor structures
Double proximity effect hybrid planar Superconductor Superconductor structures
2012/2/27
We have investigated the differential resistance of hybrid planar Al-(Cu/Fe)-Al submicron bridges at low temperatures and in weak magnetic fields. The structure consists of Cu/Fe-bilayer forming a bri...
Impurity-assisted Andreev reflection at a spin-active half-metal-superconductor interface
Impurity-assisted Andreev reflection spin-active half-metal-superconductor interface
2012/2/27
The Andreev reflection amplitude at a clean interface between a half-metallic ferromagnet (H) and a superconductor (S) for which the half metal's magnetization has a gradient perpendicular to the inte...
Anisotropic $H_{c2}$ determined up to 92 T and the signature of multi-band superconductivity in Ca$_{10}$(Pt$_{4}$As$_{8}$)((Fe$_{1-x}$Pt$_{x}$)$_{2}$As$_{2}$)$_{5}$ superconductor
Anisotropic signature multi-band superconductivity superconductor
2012/2/27
The upper critical fields, $H_{c2}$($T$), of single crystals of the superconductor Ca$_{10}$(Pt$_{4-\delta}$As$_{8}$)((Fe$_{0.97}$Pt$_{0.03}$)$_{2}$As$_{2}$)$_{5}$ ($\delta$ $\approx$ 0.246) are deter...
Upper Critical Field of Pressure-Induced Superconductor EuFe$_2$As$_2$
Upper Critical Field Superconductor
2010/11/25
We have carried out high-field resistivity measurements up to 27T in EuFe2As2 at P =2.5GPa,
a virtually optimal pressure for the P-induced superconductivity, where Tc =30K. The Bc2−Tc
phase di...
Observation of the developed Cu-spin correlation in the Bi-2201 high-Tc superconductor using muon spin relaxation
Observation of the developed Cu-spin correlation muon spin relaxation
2010/11/24
A systematic muon-spin-relaxation study in Bi-2201 high-Tc cuprates has revealed for the first
time that the Cu-spin correlation (CSC) is developed at low temperatures below 2 K in a wide
range of h...