Phase transition in gauge theories, monopoles and the Multiple
... are reviewed. The lattice results for critical coupling constants are compared with those of the Higgs monopole model, in which the lattice artifact monopoles are replaced by the point-like Higgs scalar particles with magnetic charge. Considering our (3 + 1)–dimensional space–time as, in some way, d ...
... are reviewed. The lattice results for critical coupling constants are compared with those of the Higgs monopole model, in which the lattice artifact monopoles are replaced by the point-like Higgs scalar particles with magnetic charge. Considering our (3 + 1)–dimensional space–time as, in some way, d ...
Quantized field description of rotor frequency
... crystallite to crystallite in the sample, while 0 is a constant initial phase that may vary between experiments. In the quantized field description the concept of a nuclear spin Hamiltonian is extended with quantum rotor dynamics.17 The interaction of the spins with the environment due to the MAS ...
... crystallite to crystallite in the sample, while 0 is a constant initial phase that may vary between experiments. In the quantized field description the concept of a nuclear spin Hamiltonian is extended with quantum rotor dynamics.17 The interaction of the spins with the environment due to the MAS ...
Elektromagnetisme, noter og formelsamling
... We then describe spin-½ particles/antiparticles, which are fermions, in the free eld QFT, and then the interactions. We next is free photon elds and spinor interaction in QED, and shortly say something about the Higgs mechanism for massive bosons and their Feynman rules. Finaly, we shortly say som ...
... We then describe spin-½ particles/antiparticles, which are fermions, in the free eld QFT, and then the interactions. We next is free photon elds and spinor interaction in QED, and shortly say something about the Higgs mechanism for massive bosons and their Feynman rules. Finaly, we shortly say som ...
Basics of Open String Field Theory
... They are perturbations of the vacuum, hence they correspond to (infinitesimal) deformations of the underlying conformal field theory. However these are not generic deformations but are such as to preserve conformal symmetry, they are marginal deformations. In this language the string’s landscape ha ...
... They are perturbations of the vacuum, hence they correspond to (infinitesimal) deformations of the underlying conformal field theory. However these are not generic deformations but are such as to preserve conformal symmetry, they are marginal deformations. In this language the string’s landscape ha ...
Notes on 2d quantum gravity and Liouville theory - lpthe
... 5.1.2 Adding the cosmological constant term . . . . . . . . . . . . . . . . 5.2 Derivation of the classical Liouville action . . . . . . . . . . . . . . . . . . 5.2.1 Integrating the conformal anomaly . . . . . . . . . . . . . . . . . . 5.2.2 Partition function and transformation properties . . . . ...
... 5.1.2 Adding the cosmological constant term . . . . . . . . . . . . . . . . 5.2 Derivation of the classical Liouville action . . . . . . . . . . . . . . . . . . 5.2.1 Integrating the conformal anomaly . . . . . . . . . . . . . . . . . . 5.2.2 Partition function and transformation properties . . . . ...
Lattice QCD
... All CO divergences of its continuum limit ( ) can be factorized into the normal PDFs with perturbatively calculable hard coefficients ...
... All CO divergences of its continuum limit ( ) can be factorized into the normal PDFs with perturbatively calculable hard coefficients ...
Holographic quantum error-correcting code
... S(⇢A )for any tiling of a space with nonp ong as the distance functions have no local minima. To obtain the result, |`A | we use the correspondence between local m ns of EPR pairs. Let us first consider a wavefunction which is obtain perfect tensors as depicted in Fig. 6(a). By applying local unitar ...
... S(⇢A )for any tiling of a space with nonp ong as the distance functions have no local minima. To obtain the result, |`A | we use the correspondence between local m ns of EPR pairs. Let us first consider a wavefunction which is obtain perfect tensors as depicted in Fig. 6(a). By applying local unitar ...
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Quantum gauge theory simulation with ultracold atoms
... system that can be reshaped and adjusted to mimic the behaviour of other many-body systems: ultracold atomic gases in optical lattices act as genuine quantum simulators. The understanding of gauge theories is essential for the description of the fundamental interactions of our physical world. In par ...
... system that can be reshaped and adjusted to mimic the behaviour of other many-body systems: ultracold atomic gases in optical lattices act as genuine quantum simulators. The understanding of gauge theories is essential for the description of the fundamental interactions of our physical world. In par ...
Topological insulators and superconductors
... fiber bundle is an object which locally looks like M ⇥ f , where M is some base manifold and f the “fibre”. For our case of the geometric phase, the base manifold was S 2 describing the parameter space of the ground state projector | 0 ih 0 |. The fiber f = U (1) was the phase of the ground state | ...
... fiber bundle is an object which locally looks like M ⇥ f , where M is some base manifold and f the “fibre”. For our case of the geometric phase, the base manifold was S 2 describing the parameter space of the ground state projector | 0 ih 0 |. The fiber f = U (1) was the phase of the ground state | ...
Quantization of Relativistic Free Fields
... which is also called Planck length. Then the vacuum energy would be of the order m4P ≈ 1076 GeV4 . From the present cosmological reexpansion rate one estimates a cosmological constant of the order of 10−47 GeV4 . This is smaller than the vacuum energy by a factor of roughly 10123 . The authors concl ...
... which is also called Planck length. Then the vacuum energy would be of the order m4P ≈ 1076 GeV4 . From the present cosmological reexpansion rate one estimates a cosmological constant of the order of 10−47 GeV4 . This is smaller than the vacuum energy by a factor of roughly 10123 . The authors concl ...
Introduction to Integrable Models
... Introduction and Motivation Integrable models are exactly solvable models of many-body systems inspired from statistical mechanics or solid state physics. They are usually the result of some simplifications and approximations of a real-world physical system. As these models describe things made up o ...
... Introduction and Motivation Integrable models are exactly solvable models of many-body systems inspired from statistical mechanics or solid state physics. They are usually the result of some simplifications and approximations of a real-world physical system. As these models describe things made up o ...
Noncommutative geometry and reality
... In this paper we shall propose a new paradigm of geometric space which allows us to incorporate completely different small scale structures. It will be clear from the start that our framework is general enough. It will of course include ordinary Riemannian spaces but it will treat the discrete space ...
... In this paper we shall propose a new paradigm of geometric space which allows us to incorporate completely different small scale structures. It will be clear from the start that our framework is general enough. It will of course include ordinary Riemannian spaces but it will treat the discrete space ...
The Addition Theorem for Spherical Harmonics and Monopole
... in a monopole field is rotationally invariant classically. Quantum mechanically the system is still rotationally invariant modulo a gauge factor. Tamm [2] first solved the Schrödinger equation of an electron in a monopole field and obtained the monopole harmonics. Without doubt, the monopole harmon ...
... in a monopole field is rotationally invariant classically. Quantum mechanically the system is still rotationally invariant modulo a gauge factor. Tamm [2] first solved the Schrödinger equation of an electron in a monopole field and obtained the monopole harmonics. Without doubt, the monopole harmon ...
Introduction and Theoretical Background
... fermion and gauge fields in a way that is equivalent to having mass terms, but nevertheless preserves gauge invariance. As a result, the fermions and weak gauge bosons can appear in nature as massive particles, consistent with observation. The masses of the gauge bosons are set by the vev and by the ...
... fermion and gauge fields in a way that is equivalent to having mass terms, but nevertheless preserves gauge invariance. As a result, the fermions and weak gauge bosons can appear in nature as massive particles, consistent with observation. The masses of the gauge bosons are set by the vev and by the ...
KNUST1 - Indico
... Theoretical Constraints on Higgs Mass • Large Mh → large self-coupling → blow up at low-energy scale Λ due to LHC 95% ...
... Theoretical Constraints on Higgs Mass • Large Mh → large self-coupling → blow up at low-energy scale Λ due to LHC 95% ...
introduction to quantum field theory
... the ‘displacement field’) defined along the string that specifies its (transverse) displacement from equilibrium. This mechanical system is not described by specifying the equations of motion for each atom separately, but instead the displacement field is used as the dynamical variable, which, being ...
... the ‘displacement field’) defined along the string that specifies its (transverse) displacement from equilibrium. This mechanical system is not described by specifying the equations of motion for each atom separately, but instead the displacement field is used as the dynamical variable, which, being ...
Light-like -deformations and scalar field theory via Drinfeld twist
... Quantum field theory is a framework that describes the multi-particle systems in accordance with the quantum mechanical principles and the principles of special relativity. Therefore, the Poincaré symmetry is in the very heart of quantum field theory. It is argued that at very high energies the gra ...
... Quantum field theory is a framework that describes the multi-particle systems in accordance with the quantum mechanical principles and the principles of special relativity. Therefore, the Poincaré symmetry is in the very heart of quantum field theory. It is argued that at very high energies the gra ...
Beyond_Standard_Model_Physics
... • Poincare sym. max’al extension to contain SUSY generators, Q ~ P . theoretical beauty • Motivations (apart from beauty): fermionic loop contributes the same as bosonic loop but with opposite sign natural loop cancellations! • Loop cancellation is promising for many purposes. ...
... • Poincare sym. max’al extension to contain SUSY generators, Q ~ P . theoretical beauty • Motivations (apart from beauty): fermionic loop contributes the same as bosonic loop but with opposite sign natural loop cancellations! • Loop cancellation is promising for many purposes. ...
BARRIER PENETRATION AND INSTANTONS J. ZINN - IPhT
... Although the methods can be generalized, we mainly discuss properties of the ground state or close excited energy levels and, thus, for example, the partition function for β → ∞. Our tool is the steepest descent method applied to the path integral, but in this problem the saddle points correspond to ...
... Although the methods can be generalized, we mainly discuss properties of the ground state or close excited energy levels and, thus, for example, the partition function for β → ∞. Our tool is the steepest descent method applied to the path integral, but in this problem the saddle points correspond to ...
CONCEPTUAL FOUNDATIONS OF THE UNI- FIED THEORY OF WEAK AND ELECTROMAG-
... reading Dyson’s papers. [19] From the beginning it seemed to me to be a wonderful thing that very few quantum field theories are renormalizable. Limitations of this sort are, after all, what we most want , not mathematical methods which can make sense of an infinite variety of physically irrelevant ...
... reading Dyson’s papers. [19] From the beginning it seemed to me to be a wonderful thing that very few quantum field theories are renormalizable. Limitations of this sort are, after all, what we most want , not mathematical methods which can make sense of an infinite variety of physically irrelevant ...
L. Snobl: Representations of Lie algebras, Casimir operators and
... if we consider a given energy level, i.e. a subspace HE of the Hilbert space H consisting of all eigenvectors of Ĥ with the given energy E. Operators L̂j , K̂j can be all restricted to HE because they commute with Ĥ. When such restriction is understood, the Ĥ in equation (18) can be replaced by a ...
... if we consider a given energy level, i.e. a subspace HE of the Hilbert space H consisting of all eigenvectors of Ĥ with the given energy E. Operators L̂j , K̂j can be all restricted to HE because they commute with Ĥ. When such restriction is understood, the Ĥ in equation (18) can be replaced by a ...
Probing gauge theories: Exact results and holographic computations
... One of the most fundamental ingredients in modern theoretical physics, and in string theory in particular, is the notion of duality, the exact equivalence between two systems or theories with different descriptions but with the same underlying physics. The very first discovery of an exact duality in ...
... One of the most fundamental ingredients in modern theoretical physics, and in string theory in particular, is the notion of duality, the exact equivalence between two systems or theories with different descriptions but with the same underlying physics. The very first discovery of an exact duality in ...