搜索结果: 1-14 共查到“超导物理学 Magnetic”相关记录14条 . 查询时间(0.159 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...
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...
Tc is insensitive to magnetic interactions in high-Tc superconductors
Tc insensitive magnetic interactions high-Tc superconductors
2012/2/27
A quarter of a century after their discovery the mechanism that pairs carriers in the cuprate high-Tc superconductors (HTS) still remains uncertain. Despite this the general consensus is that it is pr...
Striped morphologies induced by magnetic impurities in d-wave superconductors
stripe impurity d-wave superconductors
2010/11/22
We study striped morphologies induced by magnetic impurities in d-wave superconductors
(DSCs) near optimal doping by self-consistently solving the Bogoliubov-de Gennes equations based on the t −...
Magnetic field dependence of pairing interaction in ferromagnetic superconductors with triplet pairing
Magnetic field dependence of pairing interaction ferromagnetic superconductors triplet pairing
2010/11/23
It is developed a microscopic description of superconductivity in ferromagnetic materials with
triplet pairing triggered by the exchange of magnetic fluctuations. Instead widely used paramagnon model...
Penetration of nonquantized magnetic flux through a domain-wall bend in time-reversal symmetry broken superconductors
Penetration of nonquantized magnetic flux domain-wall superconductors
2010/11/22
It has been proposed that the superconductivity of Sr2RuO4 is characterized by pairing that is
unconventional and, furthermore, spontaneously breaks time-reversal symmetry. However, one of
the key e...
Effect of weak magnetic field on quantum spin correlation in an s-wave superconductor
Effect of weak magnetic field quantum spin correlation
2010/11/22
We study the effect of a weak magnetic field on the state of the spins of a pair of electrons forming a Cooper pair in an s-wave superconductor. By perturbatively solving time-dependent Bogoliubov equ...
Incommensurate spin-density wave and multiband superconductivity in Na$_{x}$FeAs as revealed by nuclear magnetic resonance
Incommensurate spin-density wave multiband superconductivity nuclear magnetic resonance
2010/11/18
We report a 23Na and 75As nuclear magnetic resonance (NMR) investigation of NaxFeAs series
(x = 1, 0.9, 0.8) exhibiting a spin-density wave (SDW) order below TSDW = 45, 50 and 43 K for
x = 1, 0.9, 0...
Critical-doping universality for cuprate superconductors: Oxygen nuclear-magnetic-resonance investigation of Ca(x)La(1-x)Ba(1.75-x)La(0.25+x)Cu(3)O(y)
cuprate superconductors Oxygen nuclear-magnetic-resonance investigation
2010/11/18
The critical doping levels in cuprates, where the ground state changes its nature (from an an-
tiferromagnet to a spin glass to superconductor to metal), are not universal. We investigate the origin ...
Critical Magnetic Field Ratio of Anisotropic Magnetic Superconductors
Upper critical field Lower critical field Ginzburg-Landau Theory anisotropy magnetic superconductors
2010/11/18
The upper critical field, the lower critical field and the critical magnetic field ratio of anisotropic magnetic superconductors are calculated by Ginzburg-Landau theory analytically. The effect of th...
Exotic magnetic orders for high spin ultracold fermions
Exotic magnetic orders high spin ultracold fermions
2010/10/27
We study Hubbard models for ultracold bosonic or fermionic atoms loaded into an optical lattice. The atoms carry a high-spin F > 1=2, and interact on site via strong repulsive Van
der Waals forces.
Effect of a Magnetic Field on Tunneling Conductance in Normal Metal d-Wave Superconductor Interfaces
Zero bias conductance peak d-wave superconductivity Magnetic field
2010/9/29
Through the analytic solutions of the Bogoliubov de Gennes (BdG) equations the effect of a static and homogeneous magnetic field applied parallel to the interface of an NIS (N: Normal metal, S: superc...
The Role of the Boundary Conditions on the Critical Properties of Superconducting Rings Under the Action of a Tranversal Magnetic Field
Superconducting rings Ginzburg-Landau
2010/9/25
In the framework of the Ginzburg-Landau (GL) theory in the limit of a GL parameter much larger than unity, we study theoretically the critical behavior of a mesoscopic superconducting ring with neglig...
Magnetic and Transport Properties of PdH: Intriguing Superconductive Observations
Magnetic and Transport Properties PdH Superconductive Observations
2010/10/26
Since the discovery of superconductivity in palladium-hydrogen (PdH) and its isotopes (D,T) at low temperature, several efforts have been made to study the properties of this system. Superconductivity...