Quantum Contributions to Cosmological Correlations
... of tree graphs, though in a formalism different from the familiar Feynman graph formalism. For instance, Maldacena2 has calculated the non-Gaussian average of a product of three scalar and/or gravitational fields to first order in their interactions, which amounts to calculating a tree graph consist ...
... of tree graphs, though in a formalism different from the familiar Feynman graph formalism. For instance, Maldacena2 has calculated the non-Gaussian average of a product of three scalar and/or gravitational fields to first order in their interactions, which amounts to calculating a tree graph consist ...
Magnetoelectric coupling in the multiferroic compound LiCu O * Chen Fang,
... PcS共i兲†xS␥共j兲 共− Pc兲共S共i兲TzxzS␥共j兲ⴱ兲 = Pc共S共i兲†xS共j兲兲ⴱ , ...
... PcS共i兲†xS␥共j兲 共− Pc兲共S共i兲TzxzS␥共j兲ⴱ兲 = Pc共S共i兲†xS共j兲兲ⴱ , ...
Locally critical quantum phase transitions in strongly
... The existence of such a critical point re¯ects two competing processes in the local problem (Fig. 1b): quenching of the local moment through its Kondo coupling to the spins of the fermionic bath, and the tendency of the coupling g to polarize the local moment along the direction of the ¯uctuating ma ...
... The existence of such a critical point re¯ects two competing processes in the local problem (Fig. 1b): quenching of the local moment through its Kondo coupling to the spins of the fermionic bath, and the tendency of the coupling g to polarize the local moment along the direction of the ¯uctuating ma ...
An introduction to lattice gauge theory and spin systems
... of the theory is developed. The three-dimensional gauge theory is shown to be dual to the three-dimensiona) Ising model. This exercise sheds light on the phases of the gauge theory and kink condensation. Abelian lattice gauge theory is introduced next. The physical interpretation of the. loop correl ...
... of the theory is developed. The three-dimensional gauge theory is shown to be dual to the three-dimensiona) Ising model. This exercise sheds light on the phases of the gauge theory and kink condensation. Abelian lattice gauge theory is introduced next. The physical interpretation of the. loop correl ...
Trends in Applications of Pure Mathematics to Mechanics
... Here q denotes the vector of heat flux, W is the heat amount generated in a unit of volume and unit of time, cE denotes the specific heat at constant deformation. Here the equation of heat conduction has been derived without taking into account the body deformation. This is why it is not possible to ...
... Here q denotes the vector of heat flux, W is the heat amount generated in a unit of volume and unit of time, cE denotes the specific heat at constant deformation. Here the equation of heat conduction has been derived without taking into account the body deformation. This is why it is not possible to ...
Electromagnetic induction in magnetic rod moving with high velocity
... by Michael Faraday in 1831, is the rock on which electrical engineering has been built, while the experimental and theoretical investigation of the electromagnetic effects of moving bodies has been fundamental to the development of modern physical theory in the evolution of aether theories and the e ...
... by Michael Faraday in 1831, is the rock on which electrical engineering has been built, while the experimental and theoretical investigation of the electromagnetic effects of moving bodies has been fundamental to the development of modern physical theory in the evolution of aether theories and the e ...
Tunnel ionization of open
... possible within a configuration interaction (CI) analysis, in practice it requires an unreasonably large number of configurations. Therefore, due to the lack of proper numerical methods l is inferred from the configuration data given in table I. Our analysis of the transition metal atoms starts with ...
... possible within a configuration interaction (CI) analysis, in practice it requires an unreasonably large number of configurations. Therefore, due to the lack of proper numerical methods l is inferred from the configuration data given in table I. Our analysis of the transition metal atoms starts with ...
Quantum Phase Transition and Emergent Symmetry in a Quadruple Quantum... Dong E. Liu, Shailesh Chandrasekharan, and Harold U. Baranger
... provide numerical data for the imaginary time Green function at discrete Matsubara frequencies—the conductance cannot be directly calculated. The zero bias conductance for an impurity model can be obtained [15] by extrapolating to zero frequency. We have recently shown that this method works very we ...
... provide numerical data for the imaginary time Green function at discrete Matsubara frequencies—the conductance cannot be directly calculated. The zero bias conductance for an impurity model can be obtained [15] by extrapolating to zero frequency. We have recently shown that this method works very we ...
ESF 12p MISGAM_ok3.qxd - European Science Foundation
... structure of the theory of integrable partial differential equations and of the theory of Gromov Witten invariants can be constructed for the Frobenius manifolds in singularity theory? What is the role of the tt* geometry in the theory of integrable partial differential equations as well as in the t ...
... structure of the theory of integrable partial differential equations and of the theory of Gromov Witten invariants can be constructed for the Frobenius manifolds in singularity theory? What is the role of the tt* geometry in the theory of integrable partial differential equations as well as in the t ...
Manifestly Covariant Functional Measures for Quantum Field Theory
... showed that a covariant measure for the scalar field can be obtained by including an additional factor in the phase space measure. Toms’ approach was applied to spinor and vector fields by Basler[5]. However, Toms’ approach loses contact with canonical quantization where unitarity is manifest and th ...
... showed that a covariant measure for the scalar field can be obtained by including an additional factor in the phase space measure. Toms’ approach was applied to spinor and vector fields by Basler[5]. However, Toms’ approach loses contact with canonical quantization where unitarity is manifest and th ...
2 + 1 dimensional gravity as an exactly soluble system
... which is to have lorentzian signature. We will denote tangent-space indices as i, j, k and " L o r e n t z " indices as a, b, c. It is convenient to describe general relativity in terms of a vierbein eia and a spin connection ~ab. Geometrically, these have the following interpretation. The smooth ma ...
... which is to have lorentzian signature. We will denote tangent-space indices as i, j, k and " L o r e n t z " indices as a, b, c. It is convenient to describe general relativity in terms of a vierbein eia and a spin connection ~ab. Geometrically, these have the following interpretation. The smooth ma ...
On the Theory of Relaxation Processes
... system(i.e. that it is in a canonicaldistribution with respect to its Hamiltonian or to some other observable). This difficulty cannot in general be avoided, but it turns out that if the motion of the thermal bath is rapid compared to that of the system it relaxes, the equation of motion can be reca ...
... system(i.e. that it is in a canonicaldistribution with respect to its Hamiltonian or to some other observable). This difficulty cannot in general be avoided, but it turns out that if the motion of the thermal bath is rapid compared to that of the system it relaxes, the equation of motion can be reca ...