Results 11 to 20 of about 39,321 (143)

Nonreciprocal Charge Transport in an Iron-Based Superconductor with Broken Inversion Symmetry Engineered by a Hydrogen-Concentration Gradient. [PDF]

open access: yesAdv Sci (Weinh)
Concentration gradients can serve as a universal platform for breaking spatial inversion symmetry. We demonstrate this concept by observing nonreciprocal electrical transport—a sensitive probe of inversion‐symmetry breaking—in the iron‐based superconductor Sm1111 with an engineered hydrogen gradient.
Nagai T   +6 more
europepmc   +2 more sources

Superconductivity and hybrid soft modes in TiSe$_2$ [PDF]

open access: yes, 2016
The competition between superconductivity and other ground states of solids is one of the challenging topics in condensed matter physics. Apart from high-temperature superconductors [1,2] this interplay also plays a central role in the layered transition-
Alatas, A.   +11 more
core   +7 more sources

Electron Correlation in Metals [PDF]

open access: yes, 2004
Since the discovery of high Tc superconductivity, the role of electron correlation on superconductivity has been an important issue in condensed matter physics.
Yamada, K
core   +1 more source

Antiferromagnetism and Superconductivity in Cerium based Heavy Fermion Compounds [PDF]

open access: yes, 2011
The study of competing ground states is a central issue in condensed matter physic. In this article we will discuss the interplay of antiferromagnetic order and unconventional superconductivity in Ce based heavy-fermion compounds.
Agterberg   +216 more
core   +3 more sources

Magnetic hour-glass dispersion and its relation to high-temperature superconductivity in iron-tuned Fe$_{1+y}$Te$_{0.7}$Se$_{0.3}$ [PDF]

open access: yes, 2012
High-temperature superconductivity remains arguably the largest outstanding enigma of condensed matter physics. The discovery of iron-based high-temperature superconductors has renewed the importance of understanding superconductivity in materials ...
A A Omrani   +11 more
core   +2 more sources

Superconductivity from Hole Undressing [PDF]

open access: yes, 2001
Photoemission and optical experiments indicate that the transition to superconductivity in cuprates is an 'undressing' transition . In photoemission this is seen as a coherent quasiparticle peak emerging from an incoherent background, in optics as ...
Basov   +30 more
core   +1 more source

Multiband superconductivity in the correlated electron filled skutterudite system Pr(1-x)Ce(x)Pt4Ge12 [PDF]

open access: yes, 2016
Studies of superconductivity in multiband correlated electronic systems has become one of the central topics in condensed matter/materials physics.
Adhikari, Rupendra Bahadur   +9 more
core   +2 more sources

Interaction-induced chiral p_x \pm i p_y superfluid order of bosons in an optical lattice

open access: yes, 2013
The study of superconductivity with unconventional order is complicated in condensed matter systems by their extensive complexity. Optical lattices with their exceptional precision and control allow one to emulate superfluidity avoiding many of the ...
Ewerbeck, A.   +5 more
core   +1 more source

Magnetoresistance in the superconducting state at the (111) LaAlO$_3$/SrTiO$_3$ interface

open access: yes, 2017
Condensed matter systems that simultaneously exhibit superconductivity and ferromagnetism are rare due the antagonistic relationship between conventional spin-singlet superconductivity and ferromagnetic order.
Ariando   +5 more
core   +1 more source

Fast Track to the Overdoped Regime of Superconducting YBa2Cu3O7‐δ Thin Films via Electrochemical Oxidation

open access: yesAdvanced Functional Materials, EarlyView.
Overdoping high temperature superconductors, such as YBa2Cu3O7‐δ (YBCO), is expected to maxime the critical current density by optimising the condensation energy for a given defect landscape, providing new thrust for the development of fusion enabling coated conductors. Here, precise oxygen control is achieved via an electrochemical method allowing for
Alexander Stangl   +7 more
wiley   +1 more source

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