搜索结果: 1-15 共查到“物理学 Conductivity”相关记录47条 . 查询时间(0.031 秒)
Optical Conductivity of the Fröhlich Polaron
Light conductivity three-dimensional coupling mechanism function frequency light conductivity
2014/12/20
We present accurate results for optical conductivity of the three dimensional Fröhlich polaron in all coupling regimes. The systematic-error free diagrammatic quantum Monte Carlo method is employ...
Absence of traveling wave solutions of conductivity type for the Novikov-Veselov equations at zero energy
traveling wave conductivity type the Novikov-Veselov equations zero energy
2011/7/27
Abstract: We prove that the Novikov-Veselov equation (an analog of KdV in dimension 2 + 1) at zero energy does not have sufficiently localized soliton solutions of conductivity type.
The effective conductivity of arrays of squares: large random unit cells and extreme contrast ratios
Random checkerboard, Homogenization, Integral equation,Fast solver, Metamaterial
2011/8/31
An integral equation based scheme is presented for the fast and accurate computation of effective conductivities of two-component checkerboard-like composites with complicated unit cells at very high ...
Quark mass dependence of the vacuum electric conductivity induced by the magnetic field in SU(2) lattice gluodynamics
the vacuum electric conductivity induced the magnetic field in SU(2) lattice gluodynamics
2011/1/6
We study the electric conductivity of the vacuum of quenched SU(2) lattice gauge theory induced by the magnetic field B as a function of the bare quark mass m. The conductivity grows as the quark mass...
Quark mass dependence of the vacuum electric conductivity induced by the magnetic field in SU(2) lattice gluodynamics
the vacuum electric conductivity induced the magnetic field in SU(2) lattice gluodynamics
2011/1/6
We study the electric conductivity of the vacuum of quenched SU(2) lattice gauge theory induced by the magnetic field B as a function of the bare quark mass m. The conductivity grows as the quark mass...
Proof of universality of electrical conductivity at finite chemical potential
electrical conductivity finite chemical potential
2010/12/23
It was proposed in arXiv:1008.2944 that, for certain gauge theories with gravity duals, electrical conductivity at finite chemical potential is universal. Here we provide a general proof that, when m...
Proof of universality of electrical conductivity at finite chemical potential
electrical conductivity finite chemical potential
2010/12/23
It was proposed in arXiv:1008.2944 that, for certain gauge theories with gravity duals, electrical conductivity at finite chemical potential is universal. Here we provide a general proof that, when m...
Model building in AdS/CMT: DC Conductivity and Hall angle
Model building in AdS/CMT DC Conductivity Hall angle
2010/12/23
Using the bottom-up approach in a holographic setting, we attempt to study both the transport and thermodynamic properties of a generic system in $3+1$ dimensional bulk spacetime. We show the exact $...
Quark mass dependence of the vacuum electric conductivity induced by the magnetic field in SU(2) lattice gluodynamics
the vacuum electric conductivity the magnetic field
2010/12/27
We study the electric conductivity of the vacuum of quenched SU(2) lattice gauge theory induced by the magnetic field B as a function of the bare quark mass m. The conductivity grows as the quark mas...
Influence of Mutual Drag of Light and Heavy Holes on conductivity of p-Silicon and p-Germanium
Mutual Drag of Light avy Holes
2010/11/25
Conductivity of p-Si and p-Ge is considered for two band model with due regard for mutual drag of light and heavy holes. It is shown that for small and moderate temperatures this drag sig-nificantly d...
Enhancing Ionic Conductivity of Bulk Single Crystal Yttria-Stabilized Zirconia by Tailoring Dopant Distribution
Ionic Conductivity of Bulk Single Crystal Dopant Distribution
2010/11/19
We present an ab-initio based kinetic Monte Carlo model for ionic conductivity in single crystal yttria-stabilized zirconia. Ionic interactions are taken into account by combining density functional t...
Efficient linear scaling method for computing the thermal conductivity of disordered materials
Efficient linear scaling method thermal conductivity of disordered materials
2010/11/18
An efficient order−N real-space Kubo approach is developed for the calculation of the thermal
conductivity of complex disordered materials. The method, which is based on the Chebyshev polyno-mi...
Influence of electron-hole drag on conductivity of neutral and gated graphene
Influence of electron-hole drag gated graphene
2010/11/18
Conductivity of monolayer and two-layer graphene is considered with due regard for mutual drag of band elec-trons and holes. Search of contribution of the drag in conductivity shows that this effect c...
Landauer vs. Boltzmann and Full Dispersion vs. Debye Model Evaluation of Lattice Thermal Conductivity
Landauer vs. Boltzmann Debye Model Evaluation Lattice Thermal Conductivity
2010/11/23
Using a full dispersion description of phonons, the thermal conductivities of bulk Si and Bi2Te3 are evaluated using a Landauer approach and related to the conventional approach based on the Boltzmann...
A model of conductivity in polymer films with two conductivity states
model of conductivity two conductivity states
2010/11/25
We suppose and develop quantitative simple model of polymer lm conductivity. This model
can be seen as a further development of ideas of Vlasov, Apresyan et al [1]. The main point of the model is th...