The Theorem of Ostrogradsky
... religious. Later on, Ostrogradsky was placed under police surveillance at the start of his career in the Imperial Russian capital of St. Petersburg [3]. Ostrogradsky studied and worked in Paris from 1822 through 1827. He knew the leading French mathematicians of the time, including Cauchy, who paid ...
... religious. Later on, Ostrogradsky was placed under police surveillance at the start of his career in the Imperial Russian capital of St. Petersburg [3]. Ostrogradsky studied and worked in Paris from 1822 through 1827. He knew the leading French mathematicians of the time, including Cauchy, who paid ...
Physical and Mathematical Sciences 2016, № 3, p. 37–41 Physics
... gravity is generated by the large physical volume of extra dimensions. Braneworlds naturally appear in string/M-theory context and present intriguing possibilities to solve or to address from a different point of view various problems in particle physics and cosmology. An inherent feature of all the ...
... gravity is generated by the large physical volume of extra dimensions. Braneworlds naturally appear in string/M-theory context and present intriguing possibilities to solve or to address from a different point of view various problems in particle physics and cosmology. An inherent feature of all the ...
Quantum Fluctuations of Mass for a Mirror in Vacuum
... local field, J = −2Ωφ̄ with Ω constant. In this case, the force exerted by the field on the mirror takes a simple form: F µ = ∂ µ (Ωφ2 )(q) showing (see (7)) that there is a mass (energy at rest) correction for the mirror which identifies with a function of the local field: ∆m = Ωφ̄2 ...
... local field, J = −2Ωφ̄ with Ω constant. In this case, the force exerted by the field on the mirror takes a simple form: F µ = ∂ µ (Ωφ2 )(q) showing (see (7)) that there is a mass (energy at rest) correction for the mirror which identifies with a function of the local field: ∆m = Ωφ̄2 ...
coherent states of a charged particle in a magnetic field 1`2
... known l 11 J that the problem of a charged particle in a uniform magnetic field or in crossed uniform electrical and magnetic fields (EH = 0, E 2 - H2 < 0) reduces to solving an equation for the wave function of the oscillator type (Landau was the first to obtain this result when evaluating the spec ...
... known l 11 J that the problem of a charged particle in a uniform magnetic field or in crossed uniform electrical and magnetic fields (EH = 0, E 2 - H2 < 0) reduces to solving an equation for the wave function of the oscillator type (Landau was the first to obtain this result when evaluating the spec ...
STOCHASTIC DYNAMICS OF LONG SUPPLY CHAINS WITH
... µ of the previous section. In Section 3.2, we then reduce the dimensionality of the problem by employing a type of mean field theory for the conditional probability of the particle positions for a given realization of the capacities. In Section 3.3 we compute averages over time scales which are much ...
... µ of the previous section. In Section 3.2, we then reduce the dimensionality of the problem by employing a type of mean field theory for the conditional probability of the particle positions for a given realization of the capacities. In Section 3.3 we compute averages over time scales which are much ...
PHOTONS AND PHOTON STATISTICS
... Evidences for the particle nature of the excitations of the EMF are the photoelectric effect[2] and the Compton effect[5], respectively. The nonexistence of a delay time[8, 10] is less frequently mentioned although it is equally important as the other properties. Today our interpretation of photons ...
... Evidences for the particle nature of the excitations of the EMF are the photoelectric effect[2] and the Compton effect[5], respectively. The nonexistence of a delay time[8, 10] is less frequently mentioned although it is equally important as the other properties. Today our interpretation of photons ...
Document
... Three-point vertices with z-dependent momentum flow ~ z Four-point vertices with z-dependent momentum flow ~ 1 Propagators with z-dependent momentum flow ~ 1/z Leading contributions from diagrams with only three-point vertices and propagators connecting j to l: ~ 1/z (one more vertex than propagato ...
... Three-point vertices with z-dependent momentum flow ~ z Four-point vertices with z-dependent momentum flow ~ 1 Propagators with z-dependent momentum flow ~ 1/z Leading contributions from diagrams with only three-point vertices and propagators connecting j to l: ~ 1/z (one more vertex than propagato ...
A persistent particle ontology for QFT in terms of the Dirac sea
... 2. Restriction to direct electrodynamic interaction and neglect of radiation; 3. Modelling interaction with all other fermion sectors of the SM only effectively by a timedependent “external” interaction. The resulting model is simple enough to enable an unobscured discussion, but has sufficient str ...
... 2. Restriction to direct electrodynamic interaction and neglect of radiation; 3. Modelling interaction with all other fermion sectors of the SM only effectively by a timedependent “external” interaction. The resulting model is simple enough to enable an unobscured discussion, but has sufficient str ...
Superselection Rules - Philsci
... due to the existence of a conserved quantity. Well known SRs in Quantum Mechanics concern radiative transitions of atoms. For example, in case of electric dipole radiation they take the form ∆J = 0, ±1 (except J = 0 → J = 0) and ∆MJ = 0, ±1. It says that the quantum numbers J, MJ associated with the ...
... due to the existence of a conserved quantity. Well known SRs in Quantum Mechanics concern radiative transitions of atoms. For example, in case of electric dipole radiation they take the form ∆J = 0, ±1 (except J = 0 → J = 0) and ∆MJ = 0, ±1. It says that the quantum numbers J, MJ associated with the ...
Self-adjoint operators and solving the Schrödinger equation
... U (t) = e−itH is referred to as the time evolution of the Hamiltonian H. The solution ψ(t) = U (t)ψ0 also has properties which one would expect from the time evolution of a state in a closed quantum mechanical system. Mathematically, this is expressed by the fact that U = (U (t))t∈R is a strongly c ...
... U (t) = e−itH is referred to as the time evolution of the Hamiltonian H. The solution ψ(t) = U (t)ψ0 also has properties which one would expect from the time evolution of a state in a closed quantum mechanical system. Mathematically, this is expressed by the fact that U = (U (t))t∈R is a strongly c ...
On the Extra Anomalous Gyromagnetic Ratio of the Electron and
... the Electron”. It also accounts very well for quarks and other spin-1/2 particles although in some of the cases, there is need for modifications while in others is fails - for example, one needs the Proca equation to describe the neutron which is a spin-1/2 particle as the Electron. The first taste ...
... the Electron”. It also accounts very well for quarks and other spin-1/2 particles although in some of the cases, there is need for modifications while in others is fails - for example, one needs the Proca equation to describe the neutron which is a spin-1/2 particle as the Electron. The first taste ...
