QUANTUM GEOMETRY OF BOSONIC STRINGS
... There are methods and formulae in science, which serve as master-keys to many apparently different problems. The resources o f such things have to be refilled from time to time. In my opinion at the present time we have to develop an art of handling sums over random surfaces. These sums replace the ...
... There are methods and formulae in science, which serve as master-keys to many apparently different problems. The resources o f such things have to be refilled from time to time. In my opinion at the present time we have to develop an art of handling sums over random surfaces. These sums replace the ...
LHC Physics Goals
... This introduces three new fields, which, eventually show up as W+, W and Z0. (!!!) LHC Physics Goals ...
... This introduces three new fields, which, eventually show up as W+, W and Z0. (!!!) LHC Physics Goals ...
THE CONCEPTUAL BASIS OF QUANTUM FIELD THEORY
... first half of the twentieth century, the question was asked: “How should one reconcile Quantum Mechanics with Einstein’s theory of Special Relativity? ” As we shall explain, Quantum Field Theory is the answer to this question. Our first intuitions would be, and indeed were, quite different[1]. One w ...
... first half of the twentieth century, the question was asked: “How should one reconcile Quantum Mechanics with Einstein’s theory of Special Relativity? ” As we shall explain, Quantum Field Theory is the answer to this question. Our first intuitions would be, and indeed were, quite different[1]. One w ...
string theory.
... special relativity and general relativity are very different, there are many fewer observables in GR. This leads to a contradiction. This is a powerful theorem, but has a hidden assumption that allows for an exception. ...
... special relativity and general relativity are very different, there are many fewer observables in GR. This leads to a contradiction. This is a powerful theorem, but has a hidden assumption that allows for an exception. ...
Introduction to Quantum Mechanics: An Overview
... new concept. The equations that supported its existence go all the way back to the 1960s when the Standard Model was emerging. However, its true existence wasnt confirmed until 2012, when a team of CERN scientists at the Large Hadron Collider (LHC) found the particle while testing some collisions. T ...
... new concept. The equations that supported its existence go all the way back to the 1960s when the Standard Model was emerging. However, its true existence wasnt confirmed until 2012, when a team of CERN scientists at the Large Hadron Collider (LHC) found the particle while testing some collisions. T ...
RENORMALIZATION AND GAUGE INVARIANCE∗
... so the uncertainties ∆x in space in general will obey |∆x| > ~/E . The finite theory depends on finite values of its mass parameters and coupling strengths, but as soon as we modify our choice for the lattice length a , one finds that these bare parameters have to be modified as well. It so happens ...
... so the uncertainties ∆x in space in general will obey |∆x| > ~/E . The finite theory depends on finite values of its mass parameters and coupling strengths, but as soon as we modify our choice for the lattice length a , one finds that these bare parameters have to be modified as well. It so happens ...
Precision measurements
... Most topics are at √250 GeV -single W, Z process (following Tsuchimoto-san of Shinshu Univ) -multi-gauge boson process -2-fermion process ...
... Most topics are at √250 GeV -single W, Z process (following Tsuchimoto-san of Shinshu Univ) -multi-gauge boson process -2-fermion process ...
Particle accelerator goes boldly where none have gone before
... collisions between LHC protons. Second, theorists have invented an idea called "supersymmetry" that would extend the standard model in a particularly beautiful way; the supersymmetry hypothesis predicts a slew of new kinds of particles. In fact, some of the predicted new particles could turn out to ...
... collisions between LHC protons. Second, theorists have invented an idea called "supersymmetry" that would extend the standard model in a particularly beautiful way; the supersymmetry hypothesis predicts a slew of new kinds of particles. In fact, some of the predicted new particles could turn out to ...
Particle Physics
... (A) Mesons are bosons, baryons are fermions (B) Mesons are fermions, baryons are bosons (C) Mesons are fermions, baryons are fermions (D) Mesons are bosons, baryons are bosons ...
... (A) Mesons are bosons, baryons are fermions (B) Mesons are fermions, baryons are bosons (C) Mesons are fermions, baryons are fermions (D) Mesons are bosons, baryons are bosons ...
WHAT IS A PHOTON? Spontaneous emission
... Instead, one must use a new class of models that go under the heading of quantum field theory. The reasons for this necessity are relatively simple if one focuses on spontaneous emission in atoms. This is where an atom in an excited state will spontaneously decay to a lower energy state (and emit on ...
... Instead, one must use a new class of models that go under the heading of quantum field theory. The reasons for this necessity are relatively simple if one focuses on spontaneous emission in atoms. This is where an atom in an excited state will spontaneously decay to a lower energy state (and emit on ...
Electroweak Interactions : Neutral currents in neutrino`lepton elastic
... This principle was introduced through the spontaneous symmetry breaking of the electroweak gauge group SU (2)L U (1)Y to the remaining unbroken abelian group U (1)Q of electromagnetism. (This mechanism, developped by Higgs, Brout & Englert also explained, as a consequence of the spontaneous breakdow ...
... This principle was introduced through the spontaneous symmetry breaking of the electroweak gauge group SU (2)L U (1)Y to the remaining unbroken abelian group U (1)Q of electromagnetism. (This mechanism, developped by Higgs, Brout & Englert also explained, as a consequence of the spontaneous breakdow ...
The Standard Model and its Simple Extensions
... Due to vacuum polarisation effects the coupling “constants” depend on the momentum transfer Gauge-boson-fermion interaction: screening The coupling constants fall with falling energy Gauge-boson self-interactions: enhancement The coupling constants rise with falling energy Electroweak interactions: ...
... Due to vacuum polarisation effects the coupling “constants” depend on the momentum transfer Gauge-boson-fermion interaction: screening The coupling constants fall with falling energy Gauge-boson self-interactions: enhancement The coupling constants rise with falling energy Electroweak interactions: ...
Introduction to Strings
... We have solved many questions: Standard model of particle physics 1. SU(3)xSU(2)xU(1) gauge theory 2. 3 generations of quarks and leptons Standard model of cosmology 1. Big Bang nucleosynthesis 2. Large scale structure formation based on cold dark matter and inflation ...
... We have solved many questions: Standard model of particle physics 1. SU(3)xSU(2)xU(1) gauge theory 2. 3 generations of quarks and leptons Standard model of cosmology 1. Big Bang nucleosynthesis 2. Large scale structure formation based on cold dark matter and inflation ...
On-Shell Methods in Quantum Field Theory
... events have high multiplicity of hard clusters (jets) each jet has a high multiplicity of hadrons higher-order perturbative corrections are important ...
... events have high multiplicity of hard clusters (jets) each jet has a high multiplicity of hadrons higher-order perturbative corrections are important ...
Where is Fundamental Physics Heading?
... • This particle gives mass to matter particles and to the particles of the weak force. • In 2012 the Higgs particle was discovered at the LHC. • This was the last discovered element of the Standard Model. Its mass is the last measured parameter. ...
... • This particle gives mass to matter particles and to the particles of the weak force. • In 2012 the Higgs particle was discovered at the LHC. • This was the last discovered element of the Standard Model. Its mass is the last measured parameter. ...
142.091 Particle Physics Concepts and Experimental Tests
... • Anderson et al: Observation of a particle with properties compatible with ‘Yukawa’ Meson • Powell et al (1945): observation of another particle with similar mass • Conversi (1946) shows that the Anderson meson is not strongly interacting • 1947: Marshak points out - there are two ‘lightweight ...
... • Anderson et al: Observation of a particle with properties compatible with ‘Yukawa’ Meson • Powell et al (1945): observation of another particle with similar mass • Conversi (1946) shows that the Anderson meson is not strongly interacting • 1947: Marshak points out - there are two ‘lightweight ...
SOME REMARKS ON THE BOSON MASS SPECTRUM IN A 3-3
... However, a special and unexplored yet opportunity is offered by our method. It was for the first time mentioned by Cotăescu in a communication [40] on the well known Pisano-Pleitez-Frampton 3-3-1 model [41, 42] and consequently developed in a regular paper devoted to exactly solving this model [43]. ...
... However, a special and unexplored yet opportunity is offered by our method. It was for the first time mentioned by Cotăescu in a communication [40] on the well known Pisano-Pleitez-Frampton 3-3-1 model [41, 42] and consequently developed in a regular paper devoted to exactly solving this model [43]. ...
Flavour from accidental symmetries
... single relatively light vectorlike family of “messengers” Ψ + Ψ, with Ψ = Q, U c , Dc , L, N c , E c , and from the breaking pattern of the gauge group. We also consider the possibility of heavy Higgs messenger fields H = Hu , Hd . Since Ψ has the same SM quantum numbers as ψi , we use a discrete Z2 ...
... single relatively light vectorlike family of “messengers” Ψ + Ψ, with Ψ = Q, U c , Dc , L, N c , E c , and from the breaking pattern of the gauge group. We also consider the possibility of heavy Higgs messenger fields H = Hu , Hd . Since Ψ has the same SM quantum numbers as ψi , we use a discrete Z2 ...
Diapositive 1
... gauge is a superposition of quarks and gluons in another. Different ways of gluon field gauge fixing predetermine different decompositions of the coupled quark-gluon fields into quark and gluon degrees of freedom. [Bashinsky, Jaffe (1998)] ...
... gauge is a superposition of quarks and gluons in another. Different ways of gluon field gauge fixing predetermine different decompositions of the coupled quark-gluon fields into quark and gluon degrees of freedom. [Bashinsky, Jaffe (1998)] ...
Dynamical Conformal and Electro
... è requires some scale Λ where the SM is embedded è the physics of this scale is unknown ...
... è requires some scale Λ where the SM is embedded è the physics of this scale is unknown ...
Tricking the Uncertainty Principle?
... fuzziness of the universe at microscopic scales. Quantum mechanics revealed that particles are not just tiny marbles that act like ordinary objects we can see and touch. Instead of being in a particular place at a particular time, particles actually exist in a haze of probability. Their chances of b ...
... fuzziness of the universe at microscopic scales. Quantum mechanics revealed that particles are not just tiny marbles that act like ordinary objects we can see and touch. Instead of being in a particular place at a particular time, particles actually exist in a haze of probability. Their chances of b ...
Unification of Quantum Statistics ? It`s possible with quaternions to
... become another time “fermions”, and then they become another time “bosons” with a second BoseEinstein condensation this possibility can explain High Temperature Superconductivity Material. But if you see well you can explain the Helium properties phase changing in low temperature physics because whe ...
... become another time “fermions”, and then they become another time “bosons” with a second BoseEinstein condensation this possibility can explain High Temperature Superconductivity Material. But if you see well you can explain the Helium properties phase changing in low temperature physics because whe ...
Vacuum Energy and Effective Potentials
... a constant, it does not have any observable effects besides renormalizing the cosmological constant Λ. Consequently, most of the time we do not pay any attention to the vacuum energy or its divergences. But sometimes the vacuum energy depends on some parameters of the theory that we may vary, and th ...
... a constant, it does not have any observable effects besides renormalizing the cosmological constant Λ. Consequently, most of the time we do not pay any attention to the vacuum energy or its divergences. But sometimes the vacuum energy depends on some parameters of the theory that we may vary, and th ...