New gutta percha composite with high thermal conductivity and low shear viscosity contributed by the bridging fillers containing ZnO and CNTs
Sign Up to like & getrecommendations! Published in 2019 at "Composites Part B: Engineering"
DOI: 10.1016/j.compositesb.2019.106903
Abstract: Abstract Gutta percha (GP) point is typically used as the filling material during the root canal therapy, as its malleable, inert, and biocompatible properties. However, due to its low thermal conductivity (TC) and high shear… read more here.
Keywords: zno cnts; gutta percha; shear viscosity; point ... See more keywords
Transport coefficients of normal liquid helium-4 calculated by path integral centroid molecular dynamics simulation
Sign Up to like & getrecommendations! Published in 2017 at "Chemical Physics Letters"
DOI: 10.1016/j.cplett.2017.01.034
Abstract: Abstract Thermal conductivity, shear viscosity, and bulk viscosity of normal liquid 4 He at 1.7–4.0 K are calculated using path integral centroid molecular dynamics (CMD) simulations. The calculated thermal conductivity and shear viscosity above lambda transition… read more here.
Keywords: viscosity; centroid molecular; shear viscosity; integral centroid ... See more keywords
Low viscosity azide-containing mono and dicationic ionic liquids with unsaturated side chain
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Molecular Liquids"
DOI: 10.1016/j.molliq.2016.11.006
Abstract: Abstract A new class of azide-functionalized monocationic and unsymmetrical dicationic ionic liquids (ILs) with low viscosity and high liquid range was synthesized. All of the synthesized ILs, were characterized by FT-IR, 1HNMR, 13CNMR spectroscopies and… read more here.
Keywords: dicationic ionic; viscosity; shear viscosity; ionic liquids ... See more keywords
Coarse-grained molecular dynamics study on the rheological behaviors of surfactant aqueous solution
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Molecular Liquids"
DOI: 10.1016/j.molliq.2018.06.025
Abstract: Abstract The rheological behavior in a binary system of cetyltrimethylammonium chloride (CTAC) and counter ion salts aqueous solution was studied using MARTINI force field coarse-grained molecular dynamics (CGMD) simulations. The results show that the shear… read more here.
Keywords: micelle; shear viscosity; surfactant aqueous; solution ... See more keywords
Deep-learning potential method to simulate shear viscosity of liquid aluminum at high temperature and high pressure by molecular dynamics
Sign Up to like & getrecommendations! Published in 2021 at "AIP Advances"
DOI: 10.1063/5.0036298
Abstract: The shear viscosity of matter and efficient simulating methods in a wide range of temperatures and densities are desirable. In this study, we present the deep-learning many-body potential (the deep potential) method to reduce the… read more here.
Keywords: viscosity; shear viscosity; high temperature; high pressure ... See more keywords
Viscous cosmologies
Sign Up to like & getrecommendations! Published in 2019 at "Classical and Quantum Gravity"
DOI: 10.1088/1361-6382/ab45bb
Abstract: We probe into universes filled with Quark Gluon Plasma with non-zero viscosities. In particular, we study the evolution of a universe with non-zero shear viscosity motivated by the theoretical result of a non-vanishing shear viscosity… read more here.
Keywords: non zero; viscosity; shear viscosity; bulk viscosity ... See more keywords
Acoustic scaling of linear and mode-coupled anisotropic flow; implications for precision extraction of the specific shear viscosity
Sign Up to like & getrecommendations! Published in 2018 at "Physical Review C"
DOI: 10.1103/physrevc.98.021902
Abstract: The $\mathrm{n^{th}}$-order linear flow coefficients $\mathrm{v^L_n \, (n=2,3,4,5)}$, and the corresponding nonlinear mode-coupled ($\mathrm{mc}$) coefficients $\mathrm{v^{mc}_{4,(2,2)}}$, $\mathrm{v^{mc}_{5,(2,3)}}$, $\mathrm{v^{mc}_{6,(3,3)}}$ and $\mathrm{v^{mc}_{6,(2,2,2)}}$, are studied for Pb+Pb collisions at $\sqrt{s_{_{\rm NN}}} = 2.76$ TeV. Both sets of coefficients… read more here.
Keywords: acoustic scaling; shear viscosity; specific shear; mode coupled ... See more keywords
Quark-flavor dependence of the shear viscosity in a quasiparticle model
Sign Up to like & getrecommendations! Published in 2019 at "Physical Review D"
DOI: 10.1103/physrevd.100.034002
Abstract: We study the temperature-dependence of the shear viscosity to entropy density ratio in pure Yang-Mills theory and in QCD with light and strange quarks within kinetic theory in the relaxation time approximation. As effective degrees… read more here.
Keywords: dependence shear; ratio; shear viscosity; viscosity ... See more keywords
Deep learning black hole metrics from shear viscosity
Sign Up to like & getrecommendations! Published in 2020 at "Physical Review D"
DOI: 10.1103/physrevd.102.101902
Abstract: Based on AdS/CFT correspondence, we build a deep neural network to learn black hole metrics from the complex frequency-dependent shear viscosity. The network architecture provides a discretized representation of the holographic renormalization group flow of… read more here.
Keywords: hole metrics; deep learning; shear viscosity; black hole ... See more keywords
n/s−q^/T3 relation at next-to-leading order in QCD
Sign Up to like & getrecommendations! Published in 2021 at "Physical Review D"
DOI: 10.1103/physrevd.104.l071501
Abstract: The shear viscosity η and the so-called jet quenching parameter q̂ are two important transport coefficients that characterize the quark-gluon plasma. In order to eliminate the trivial temperature dependence of these quantities, it is customary… read more here.
Keywords: relation next; order; shear viscosity; leading order ... See more keywords
Exploring the shear viscosity in four-dimensional planar black holes beyond general relativity
Sign Up to like & getrecommendations! Published in 2023 at "Physical Review D"
DOI: 10.1103/physrevd.107.104032
Abstract: The well known shear viscosity to entropy density ratio ($\eta /s$) cannot be computed when the black hole space-time has zero thermodynamic entropy. This is the case, for example, when General Relativity in four dimensions… read more here.
Keywords: general relativity; four dimensional; shear viscosity; exploring shear ... See more keywords