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the technical page
the technical page

... Indeed, the fundamental state of the gravitational field is the state in which no vector particle is produced. Such a state is therefore necessarily source-independent, for a source would emit gravitons (particles of gravitation). It follows that the gravitational nothingness is a PSI wave, that is, ...
241 Quantum Field Theory in terms of Euclidean Parameters
241 Quantum Field Theory in terms of Euclidean Parameters

... space are used to describe behaviors of field variables. This is based on the fact that the macroscopic space we live in is the Minkowski one. But the parameters in field theory are not the quantities that have direct connection with the coordinates of the macroscopic space. The former are connected ...
16_04_2013 - IB Phys.. - hrsbstaff.ednet.ns.ca
16_04_2013 - IB Phys.. - hrsbstaff.ednet.ns.ca

... • The strong nuclear force is the mediator in the atom which keeps the protons and neutrons together. • Gluon exchange is the mechanism that keeps the subatomic particles inside the proton and neutrons ‘glued’ together. • The result of this exchange to the strong nuclear force is that the internal p ...
Bosonic Symmetry Protected Topological States: Theory, Numerics
Bosonic Symmetry Protected Topological States: Theory, Numerics

... picture for why the boundary must be gapless:
 • Naïve spin defect carries charge, charge defect carries spin
 ...
A unique theory of all forces 1 The Standard Model and Unification
A unique theory of all forces 1 The Standard Model and Unification

... From what we have seen up to now one may suspect that the equivalence between totally different theories may only be a two-dimensional phenomenon. This is actually not true because there is by now a overwhelming evidence [6] that this also happens in the case of the four-dimensional supersymmetric Y ...
1 - VideoLectures.NET
1 - VideoLectures.NET

... + flavour/family problem, coupling unification, gravity incorporation,  masses/oscillations, … Dark Matter. Dark Energy? ...
Progress In N=2 Field Theory
Progress In N=2 Field Theory

... Claim, based on string theory constructions: There is a family of stable interacting field theories, S[g] , with six-dimensional (2,0) superconformal symmetry. (Witten; Strominger; Seiberg). ...
Fermions coupled to gauge fields .1in with cond
Fermions coupled to gauge fields .1in with cond

... 1) Surface charge. Our bulk charges are not mobile in the AdS radial direction. (Like metal of finite extent along one axis.) An electric field applied to an insulator polarizes it. ...
Selected Topics in Teleparallel Gravity
Selected Topics in Teleparallel Gravity

... Like the other fundamental interactions of nature, gravitation can be described by a gauge theory [1]. The teleparallel equivalent of general relativity [2], or teleparallel gravity for short [3], can indeed be understood as a gauge theory for the translation group. In this approach, the gravitation ...
Aharonov-Bohm effect
Aharonov-Bohm effect

... second law F~ = m~a tells us how the particle will move through space under the influence of force F~ , which is, in general, always Lorentz force which describes interaction between charged particle and electric and magnetic fields [1]. Electric and magnetic fields are uniquely described by Maxwell ...
Selected Topics in Teleparallel Gravity
Selected Topics in Teleparallel Gravity

... then arises whether the gauge approach of teleparallel gravity would also be able to describe the gravitational interaction in the lack of universality, that is, in the absence of the weak equivalence principle. As we are going to see, the answer to this question is positive: teleparallel gravity do ...
961122 - NCTU Institute of Physics國立交通大學物理研究所
961122 - NCTU Institute of Physics國立交通大學物理研究所

... any particles, including itself. Start point of an EFT for pions. ...
Mass-spectrum of Charged Leptons from the Planck Mass
Mass-spectrum of Charged Leptons from the Planck Mass

... slightly greater than the measured mass mτ [3] in approximately three standard deviations. All the previous works [5, 7, 11, 12, 15] considered the mass of charged leptons as fundamental constants between which there must be some relation. In this work we are trying to understand the origin of these ...
A GENERALLY COVARIANT FIELD EQUATION FOR GRAVITATION
A GENERALLY COVARIANT FIELD EQUATION FOR GRAVITATION

... Equation (43) shows that for both gravitation and electromagnetism the generally covariant energy momentum four-vector T µ is proportional to the generally covariant metric four-vector q µ through the metric dependent proportionality coefficient α. It is likely that such a result is also true for th ...
metal
metal

... 2. What is the distribution of the non-equilibrium steady state? Quantum random walk, suppression of tunneling interesting relation between physical models ...
Maxim`s talk
Maxim`s talk

... An additional q –anti-q pair is added in the form of excitation of nearly massless chiral field ...
Untitled
Untitled

... At the sub-atomic level matter is composed out of quarks and leptons, two kinds of particles known as fermions, and their anti-particles2. Fermions are characterized by the property that they possess half a quantum unit of intrinsic rotation, or spin, implying that their quantum-theoretical descript ...
Quantum Rabi Oscillation: A Direct Test of Field - master-mcn
Quantum Rabi Oscillation: A Direct Test of Field - master-mcn

... detector is a quantum system [2]. Another simple fact, granted in all quantum field descriptions, i.e., the discreteness of the energy of the radiation stored in a cavity mode, has up to now escaped direct observation. Obviously, a detector more subtle than an ordinary linear photodetector counting ...
Chapter 4: Symmetries
Chapter 4: Symmetries

... the equations of motion to other solutions. Hence they can be used to generate a whole class of solutions from a single one. We shall discuss the action of various types of symmetries, their groups and representations, and the resulting conserved charges via Noether’s theorem. Most of the discussion ...
Symmetry Breaking in Quantum Systems
Symmetry Breaking in Quantum Systems

... sigma model involves a set of N real scalar eld φ (x ): i ...
ModPhys III Lecture 5 - University of San Francisco
ModPhys III Lecture 5 - University of San Francisco

DUAL NATURE OF DARK MATTER: COMPOSITE OF BOTH
DUAL NATURE OF DARK MATTER: COMPOSITE OF BOTH

... particles and forces, not letting them go far and hence making them massive. For example, the carrier of the weak force, W boson, bumps on the Higgs condensate all the time, and the force has become short-ranged, extending only over a through of the size of nuclei. All masses of known elementary par ...
Supersymmetric quantum mechanics and the Index Theorem
Supersymmetric quantum mechanics and the Index Theorem

... to establish its relevance to the index theorem (§1). Finally, and as an alternative to existing work [4-6], a discrete approximation is set up for the path integral representation of the supersymmetric quantum mechanics equivalent of the index, and used to provide a heuristic derivation [7] of the ...
Semi-local Quantum Liquids
Semi-local Quantum Liquids

... Black hole hair: gapless degrees of freedom (described by meant field) hybridized with degrees of freedom in SLQL: Fermion: non-Fermi liquids, Fermi surface without ...
Pattern Formation in the Fractional Quantum Hall Effect
Pattern Formation in the Fractional Quantum Hall Effect

... Kelvin has been identified for these quantum phases. Besides, there exists a macroscopic description of quantum phases in terms of some local order parameter φ which is a spatially varying function minimizing a free-energy functional. Such a Ginzburg-Landau approach has been developed for the FQHE a ...
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Higgs mechanism

In the Standard Model of particle physics, the Higgs mechanism is essential to explain the generation mechanism of the property ""mass"" for gauge bosons. Without the Higgs mechanism, or some other effect like it, all bosons (a type of fundamental particle) would be massless, but measurements show that the W+, W−, and Z bosons actually have relatively large masses of around 80 GeV/c2. The Higgs field resolves this conundrum. The simplest description of the mechanism adds a quantum field (the Higgs field) that permeates all space, to the Standard Model. Below some extremely high temperature, the field causes spontaneous symmetry breaking during interactions. The breaking of symmetry triggers the Higgs mechanism, causing the bosons it interacts with to have mass. In the Standard Model, the phrase ""Higgs mechanism"" refers specifically to the generation of masses for the W±, and Z weak gauge bosons through electroweak symmetry breaking. The Large Hadron Collider at CERN announced results consistent with the Higgs particle on March 14, 2013, making it extremely likely that the field, or one like it, exists, and explaining how the Higgs mechanism takes place in nature.The mechanism was proposed in 1962 by Philip Warren Anderson, following work in the late 1950s on symmetry breaking in superconductivity and a 1960 paper by Yoichiro Nambu that discussed its application within particle physics. A theory able to finally explain mass generation without ""breaking"" gauge theory was published almost simultaneously by three independent groups in 1964: by Robert Brout and François Englert; by Peter Higgs; and by Gerald Guralnik, C. R. Hagen, and Tom Kibble. The Higgs mechanism is therefore also called the Brout–Englert–Higgs mechanism or Englert–Brout–Higgs–Guralnik–Hagen–Kibble mechanism, Anderson–Higgs mechanism, Anderson–Higgs-Kibble mechanism, Higgs–Kibble mechanism by Abdus Salam and ABEGHHK'tH mechanism [for Anderson, Brout, Englert, Guralnik, Hagen, Higgs, Kibble and 't Hooft] by Peter Higgs.On October 8, 2013, following the discovery at CERN's Large Hadron Collider of a new particle that appeared to be the long-sought Higgs boson predicted by the theory, it was announced that Peter Higgs and François Englert had been awarded the 2013 Nobel Prize in Physics (Englert's co-author Robert Brout had died in 2011 and the Nobel Prize is not usually awarded posthumously).
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