Results 61 to 70 of about 4,407 (178)
Topological insulators: Dirac equation in condensed matter
This new edition presents a unified description of these insulators from one to three dimensions based on the modified Dirac equation. It derives a series of solutions of the bound states near the boundary, and describes the current status of these ...
Shun-Qing Shen, Shen, Shun-Qing, Shen, S
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Simultaneous suppression of ferromagnetism and superconductivity in UCoGe by Si substitution [PDF]
We investigate the effect of substituting Si for Ge in the ferromagnetic superconductor UCoGe. dc-magnetization, ac-susceptibility, and electrical resistivity measurements on polycrystalline UCoGe1-xSix samples show that ferromagnetic order and ...
de Visser, A., de Nijs, D.E., Huy, N.T.
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Aspects of hydrodynamics in AdS/CMT [PDF]
Condensed matter theory is the study of systems at finite density. In this thesis we will attempt to argue that gauge-gravity dualities can give deep and meaningful insights into the behaviour of strongly coupled condensed matter systems. The first three
BRATTAN, DANIEL,KEITH +1 more
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Superconductivity in non-centrosymmetric YPtBi under pressure.
We report a high-pressure single-crystal study of the noncentrosymmetric superconductor YPtBi (Tc=0.77 K). Magnetotransport measurements show a weak metallic behavior with a carrier concentration n≃2.2×1019 cm−3. Resistivity measurements up to p=2.51 GPa
de Visser, A. +3 more
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Bosonic spectral function and the electron-phonon interaction in HTSC cuprates [PDF]
In this paper we discuss experimental evidence related to the structure and origin of the bosonic spectral function alpha 2F (omega) in high-temperature superconducting (HTSC) cuprates at and near optimal doping.
Kulic, Miodrag L. +8 more
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The archetypal high temperature superconductor Bi₂Sr₂CaCu₂O[subscript[8+δ]] has been extensively investigated. However, until now, little has been known about the behaviour of the magnetic vortices inside the Vortex Glass and liquid state.
Heron, David Owen Goudie
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Formation of gapless phases of
Electric and color neutral solutions, and the critical conditions for the formation of gapless color superconductors, are investigated in $K^0$ condensed color-flavor locked quark matter for nonzero strange quark mass. We show that as the strange quark mass increases, gapless modes for up-strange quark pairing occur first, followed by down-strange ...
Zhang, Xiao-Bing, Kapusta, J. I.
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Signals of the QCD Phase Transition in the Heavens
The modern phase diagram of strongly interacting matter reveals a rich structure at high-densities due to phase transitions related to the chiral symmetry of quantum chromodynamics (QCD) and the phenomenon of color superconductivity.
Schaffner-Bielich, Jürgen
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Superconductivity in the doped topological insulator CuxBi2Se3 under high pressure
We report a high-pressure single crystal study of the topological superconductor CuxBi2Se3. Resistivity measurements under pressure show superconductivity is depressed smoothly. At the same time the metallic behavior is gradually lost. The upper-critical
de Visser, A. +5 more
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Modern aspects of superconductivity: theory of superconductivity
Superconductivity remains one of the most interesting research areas in physics and stood as a major scientific mystery for a large part of this century.
Kruchinin, Sergei +2 more
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