Electron-electron interactions and plasmon dispersion in graphene Please share
... long-wavelength limit is assumed, q pF . Furthermore, plasmon dispersion features strong dependence on interactions. Renormalization of the dispersion relation, Eq. (1), due to electron-electron interactions was predicted in Ref. 3, where perturbation expansion in a weak fine structure parameter α ...
... long-wavelength limit is assumed, q pF . Furthermore, plasmon dispersion features strong dependence on interactions. Renormalization of the dispersion relation, Eq. (1), due to electron-electron interactions was predicted in Ref. 3, where perturbation expansion in a weak fine structure parameter α ...
Teoría Total simplificada, Revista Chilena de Ingeniería, Vol. 16, Nº1
... The main reason for this is the penetration capacity of electromagnetic technology where specialized engineers will be needed for the design of systems related to WSM technology. Examples of such systems with very high frequencies are wireless communication networks, computer chips, optical networks ...
... The main reason for this is the penetration capacity of electromagnetic technology where specialized engineers will be needed for the design of systems related to WSM technology. Examples of such systems with very high frequencies are wireless communication networks, computer chips, optical networks ...
View/Open
... single-residues functionality. We note, however, that although we will only discuss properties involving electric dipole perturbations, the formulation is also applicable to the calculation of properties that involve general electric multipole perturbations. To demonstrate the applicability of this ...
... single-residues functionality. We note, however, that although we will only discuss properties involving electric dipole perturbations, the formulation is also applicable to the calculation of properties that involve general electric multipole perturbations. To demonstrate the applicability of this ...
The Heisenberg antiferromagnet on the square
... 5. Magnetization process In this section we briefly discuss the magnetization versus field curve for some finite squarekagomé lattices. The magnetization m is defined as m = 2hŜz i/N . We focus on those finite lattices having optimal lattice symmetries, i. e. N = 24, 30. In the high field sector w ...
... 5. Magnetization process In this section we briefly discuss the magnetization versus field curve for some finite squarekagomé lattices. The magnetization m is defined as m = 2hŜz i/N . We focus on those finite lattices having optimal lattice symmetries, i. e. N = 24, 30. In the high field sector w ...
Theory of solvation in polar nematics - Matyushov Lab
... the size of the solvent molecules. Second, it is not clear if dielectric response of a liquid crystal to the solute electric field can in principle be represented by a single quantity, the dielectric constant, in particular, close to the isotropicnematic phase transition. The approach we propose in ...
... the size of the solvent molecules. Second, it is not clear if dielectric response of a liquid crystal to the solute electric field can in principle be represented by a single quantity, the dielectric constant, in particular, close to the isotropicnematic phase transition. The approach we propose in ...
Applications of perturbation theory in black hole physics Paolo Pani
... galaxies at low redshift, and could have played an important role in the Universe structure formation. However, while electromagnetic observations have already provided us with strong evidences for the astrophysical reality of black holes, a definitive answer on their existence is still lacking and ...
... galaxies at low redshift, and could have played an important role in the Universe structure formation. However, while electromagnetic observations have already provided us with strong evidences for the astrophysical reality of black holes, a definitive answer on their existence is still lacking and ...
Competition between Superconductivity and Charge Density Waves
... The main focus of this thesis deals with the competition between Superconductivity (SC) and Charge Density Waves (CDW), trying to outcrop the role of quenched disorder in superconductors with short coherence length. We will develop and analyze Ginzburg-Landau like phenomenological models of this com ...
... The main focus of this thesis deals with the competition between Superconductivity (SC) and Charge Density Waves (CDW), trying to outcrop the role of quenched disorder in superconductors with short coherence length. We will develop and analyze Ginzburg-Landau like phenomenological models of this com ...
Realism, rationalism and scientific method
... shows what elements must be considered in any detailed discussion of incommensurability). There do exist cases where not only do some older concepts break the framework of a new theory, but where an entire theory, all its observation statements included, is incommensurable with the theory t h a t su ...
... shows what elements must be considered in any detailed discussion of incommensurability). There do exist cases where not only do some older concepts break the framework of a new theory, but where an entire theory, all its observation statements included, is incommensurable with the theory t h a t su ...
Theory of Polarization: A Modern Approach
... of Sec. 4.2, are defined in terms of derivatives with respect to temperature T , strain βδ , and displacement us of sublattice s, respectively. Here e>0 is the charge quantum, and from now on we use Ω to denote the primitive cell volume Vcell . (In the above formulas, derivatives are to be taken at ...
... of Sec. 4.2, are defined in terms of derivatives with respect to temperature T , strain βδ , and displacement us of sublattice s, respectively. Here e>0 is the charge quantum, and from now on we use Ω to denote the primitive cell volume Vcell . (In the above formulas, derivatives are to be taken at ...
Heavy Fermions: Electrons at the Edge of
... Heavy fermions: electrons at the edge of magnetism 99 Theoretical work on this problem was initially stalled for want of any controlled way to compute properties of the Kondo lattice. In the early 1980s, Anderson (1981) proposed a way out of this log-jam. Taking a cue from the success of the 1/S ex ...
... Heavy fermions: electrons at the edge of magnetism 99 Theoretical work on this problem was initially stalled for want of any controlled way to compute properties of the Kondo lattice. In the early 1980s, Anderson (1981) proposed a way out of this log-jam. Taking a cue from the success of the 1/S ex ...
The Autler–Townes Effect in Molecules
... show that the Autler–Townes split line shape, combined with accurate measurement of the coupling laser electric field amplitude, can be used to determine absolute magnitudes of the electronic transition dipole moment matrix elements. These in turn can be used to map out the internuclear distance dep ...
... show that the Autler–Townes split line shape, combined with accurate measurement of the coupling laser electric field amplitude, can be used to determine absolute magnitudes of the electronic transition dipole moment matrix elements. These in turn can be used to map out the internuclear distance dep ...
Introduction to Modern Canonical Quantum General Relativity
... “connection dynamics” formulation of Einstein’s theory, rather than the original “geometrodynamics” formulation due to Arnowitt, Deser and Misner. As this is an article submitted to the on-line journal “Living Reviews, the report will be updated on an at least bi-annual basis. The field of modern ca ...
... “connection dynamics” formulation of Einstein’s theory, rather than the original “geometrodynamics” formulation due to Arnowitt, Deser and Misner. As this is an article submitted to the on-line journal “Living Reviews, the report will be updated on an at least bi-annual basis. The field of modern ca ...
High-electric-field limit for the Vlasov–Maxwell–Fokker
... contrast, the theory for VPFP is well established: existence of weak solutions can be found in [42] with refinements in [15], while for existence and uniqueness results of strong solutions we refer to [20,36] and the complete results of [9,10]. The coupling with the Maxwell equations leads to a much ...
... contrast, the theory for VPFP is well established: existence of weak solutions can be found in [42] with refinements in [15], while for existence and uniqueness results of strong solutions we refer to [20,36] and the complete results of [9,10]. The coupling with the Maxwell equations leads to a much ...
Light-Front Holographic QCD and Emerging
... coupled regime relevant at large distances, which is both analytically tractable and can be systematically improved. In fact, even in weakly interacting theories, like QED, there is a need for semiclassical equations in order to treat bound states. The Schrödinger and Dirac equations play a central ...
... coupled regime relevant at large distances, which is both analytically tractable and can be systematically improved. In fact, even in weakly interacting theories, like QED, there is a need for semiclassical equations in order to treat bound states. The Schrödinger and Dirac equations play a central ...
Introduction to Lattice Field Theory
... all the cumulants up to some order are zero. Other subtleties arise when the distributions are fat-tailed and all the cumulants diverge. Other RG methods are needed for these special cases. SG ...
... all the cumulants up to some order are zero. Other subtleties arise when the distributions are fat-tailed and all the cumulants diverge. Other RG methods are needed for these special cases. SG ...
