Results 141 to 150 of about 71,461 (306)

Scattering and pairing by exchange interactions

open access: yesForum of Mathematics, Sigma
Quantum interactions exchanging different types of particles play a pivotal rôle in quantum many-body theory, but they are not sufficiently investigated from a mathematical perspective.
Jean-Bernard Bru   +2 more
doaj   +1 more source

A model for liquid-striped liquid phase separation in liquids of anisotropic polarons

open access: yes, 2009
The phase separation between a striped polaron liquid at the particular density and a high density polaron liquid is described by a modified Van der Waals scheme. The striped polaron liquid represents the pseudo gap matter or Wigner-like polaron phase at
Bianconi, Antonio   +5 more
core   +1 more source

Commensurate antiferromagnetic excitations as a signature of the pseudogap in the tetragonal high-Tc cuprate HgBa2CuO4+δ

open access: yesNature Communications, 2016
In the cuprates, antiferromagnetic correlations might be the cause of the pseudogap phenomenon. Here the authors use neutron scattering on the tetragonal cuprate HgBa2CuO4+δrevealing commensurate antiferromagnetic excitations as a signature of the ...
M. K. Chan   +14 more
doaj   +1 more source

"Waterfalls" in cuprates

open access: yes, 2007
New hot topic in ARPES on HTSC, the observation of the so called "waterfalls", is addressed. The energy scale at about 0.2-0.3 eV that can be derived from the coherent component of ARPES spectra measured along the nodal direction is not new but has been already discussed in terms of a coupling to a bosonic continuum. However, the waterfalls, namely the
Kordyuk, A. A.   +9 more
openaire   +2 more sources

Charge order near the antiferromagnetic quantum critical point in the trilayer high T c cuprate HgBa2Ca2Cu3O8+δ

open access: yesnpj Quantum Materials
We study the transport properties of underdoped trilayer cuprate HgBa2Ca2Cu3O8+δ with doping level p = 0.10–0.12 in magnetic field up to 88 T. We report for the first time in a cuprate superconductor a dramatic change of the quantum oscillation spectrum ...
V. Oliviero   +8 more
doaj   +1 more source

p-wave triggered superconductivity in single-layer graphene on an electron-doped oxide superconductor

open access: yesNature Communications, 2017
Unconventional superconductivity may be triggered when graphene is deposited on a high temperature superconductor. Here, Di Bernardoet al. observe spectroscopic evidence for p-wave superconductivity in single layer graphene on an electron-doped cuprate ...
A. Di Bernardo   +12 more
doaj   +1 more source

Fully gapped single-particle excitations in lightly doped cuprates [PDF]

open access: green, 2004
Kyle Shen   +25 more
openalex   +1 more source

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