Results 31 to 40 of about 16,818,507 (390)

Singular charge fluctuations at a magnetic quantum critical point [PDF]

open access: yesScience, 2018
Spin-charge entanglement Many physical properties follow characteristic scaling laws near quantum critical points, which are associated with phase transitions at absolute zero temperature.
L. Prochaska   +15 more
semanticscholar   +1 more source

Critical point theorems

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2002
Let H be a Hilbert space such that H=V⊕W, where V and W are two closed subspaces of H. We generalize an abstract theorem due to Lazer et al. (1975) and a theorem given by Moussaoui (1990-1991) to the case where V and W are not necessarily finite ...
H. Boukhrisse, M. Moussaoui
doaj   +1 more source

Estimation of bulk modulus of DME on the basis of the sound speed measurement in a wide range of pressures and temperatures including the critical point

open access: yesNihon Kikai Gakkai ronbunshu, 2018
Sound speed is one of the most important thermodynamic properties for developing a fuel injection system and it is often used to validate the equation of state.
Shinsuke KIKUCHI   +7 more
doaj   +1 more source

Isolated critical point from Lovelock gravity [PDF]

open access: yes, 2014
For any K(=2k+1)th-order Lovelock gravity with fine-tuned Lovelock couplings, we demonstrate the existence of a special isolated critical point characterized by non-standard critical exponents in the phase diagram of hyperbolic vacuum black holes. In the
Dolan, Brian P.   +3 more
core   +2 more sources

QCD equation of state matched to lattice data and exhibiting a critical point singularity [PDF]

open access: yesPhysical Review C, 2018
We construct a family of equations of state for QCD in the temperature range 30MeV≤T≤800MeV and in the chemical potential range 0≤μB≤450MeV. These equations of state match available lattice QCD results up to O(μB4) and in each of them we place a critical
P. Parotto   +8 more
semanticscholar   +1 more source

Field-induced quantum critical point in CeCoIn_5 [PDF]

open access: yes, 2003
The resistivity of CeCoIn_5 was measured down to 20 mK in magnetic fields of up to 16 T. With increasing field, we observe a suppression of the non-Fermi liquid behavior, rho~T, and the development of a Fermi liquid state, with its characteristic rho ...
Bianchi   +28 more
core   +5 more sources

Topological crossovers near a quantum critical point [PDF]

open access: yes, 2011
We study the temperature evolution of the single-particle spectrum $\epsilon(p)$ and quasiparticle momentum distribution $n(p)$ of homogeneous strongly correlated Fermi systems beyond a point where the necessary condition for stability of the Landau ...
A. Casey   +46 more
core   +1 more source

Relative Critical Points [PDF]

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2013
Relative equilibria of Lagrangian and Hamiltonian systems with symmetry are critical points of appropriate scalar functions parametrized by the Lie algebra (or its dual) of the symmetry group. Setting aside the structures - symplectic, Poisson, or variational - generating dynamical systems from such functions highlights the common features of their ...
openaire   +4 more sources

Dynamical signature of fractionalization at a deconfined quantum critical point [PDF]

open access: yesPhysical review B, 2018
Author(s): Ma, N; Sun, GY; You, YZ; Xu, C; Vishwanath, A; Sandvik, AW; Meng, ZY | Abstract: © 2018 American Physical Society. Deconfined quantum critical points govern continuous quantum phase transitions at which fractionalized (deconfined) degrees of ...
Nvsen Ma   +6 more
semanticscholar   +1 more source

Centrality Dependent Lévy-Stable Two-Pion Bose-Einstein Correlations in \( {\sqrt{s_{NN}}} \) = 200 GeV Au+Au Collisions at the PHENIX Experiment

open access: yesUniverse, 2018
Investigation of femtoscopic correlation functions in relativistic heavy ion reactions is an important tool to access the space-time structure of particle production in the strongly interacting Quark Gluon Plasma (sQGP). The shape of the source, and thus
Sándor Lökös
doaj   +1 more source

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