Flipped SU(5) - cosmology - Arizona State University
... • We solve for the bilinear soft term B, and enforce compatibility with the RGEevolved value of B from the high scale B=0 boundary. We allow a deviation tolerance which is compatible with uncertainties in electroweak input data. • This enforces a non-trivial constraint, providing for example a param ...
... • We solve for the bilinear soft term B, and enforce compatibility with the RGEevolved value of B from the high scale B=0 boundary. We allow a deviation tolerance which is compatible with uncertainties in electroweak input data. • This enforces a non-trivial constraint, providing for example a param ...
Everything You Wanted to Know About Quarks but were afraid to ask…
... • High energy charged particle knocks out electrons (-ive) • +ive and –ive charges move in opposite directions because of applied electric field. • Resulting current measured by electronics. • This is the principle behind the camera on your phone 20th June 2014 ...
... • High energy charged particle knocks out electrons (-ive) • +ive and –ive charges move in opposite directions because of applied electric field. • Resulting current measured by electronics. • This is the principle behind the camera on your phone 20th June 2014 ...
Phenomenology of Higgs Bosons Beyond the Standard Model
... Technology 1217. 59 pp. Uppsala: Uppsala universitet. ISBN 978-91-554-9138-3. After a long history of searches, a Higgs boson H was discovered by the ATLAS and the CMS experiments at the Large Hadron Collider (LHC) in 2012. Its properties t well the ones predicted by the Standard Model (SM) of part ...
... Technology 1217. 59 pp. Uppsala: Uppsala universitet. ISBN 978-91-554-9138-3. After a long history of searches, a Higgs boson H was discovered by the ATLAS and the CMS experiments at the Large Hadron Collider (LHC) in 2012. Its properties t well the ones predicted by the Standard Model (SM) of part ...
The Physical Vacuum: Where Particle Physics Meets Cosmology
... Properties of matter are totally determined by properties of vacuum structures! ...
... Properties of matter are totally determined by properties of vacuum structures! ...
1 Press release Brussels, 8 October 2013 Nobel Prize for
... universe. The ULB now has a count of 4 science-related Nobel Prizes (of the six awarded to Belgians). The Brout-Englert-Higgs boson implied by their theories had to wait nearly fifty years before being discovered, in July 2012, by the CMS and ATLAS collaborations at the Large Hadron Collider (LHC) a ...
... universe. The ULB now has a count of 4 science-related Nobel Prizes (of the six awarded to Belgians). The Brout-Englert-Higgs boson implied by their theories had to wait nearly fifty years before being discovered, in July 2012, by the CMS and ATLAS collaborations at the Large Hadron Collider (LHC) a ...
The New Minimal Standard Model
... ∼ 10 . Moreover, yN lets the inflaton decay directly to the right-handed neutrinos, whose subsequent decay can produce the asymmetry [22, 23], allowing for even smaller couplings. This is a non-trivial cross check that the inflation and the leptogenesis are consistent within our model. Let us come b ...
... ∼ 10 . Moreover, yN lets the inflaton decay directly to the right-handed neutrinos, whose subsequent decay can produce the asymmetry [22, 23], allowing for even smaller couplings. This is a non-trivial cross check that the inflation and the leptogenesis are consistent within our model. Let us come b ...
ppt - Desy
... separate inputs, [sin2qeff]l and [sin2qeff]h, with a-1QED=128.936±0.049 (BP’01) we obtain: c2/ndof=18.4/4, CL=0.001; mHcentral=100 GeV, mH≤ 212 GeV at 95% Taking sin2qeff from only hadronic asymm. [sin2qeff]h ...
... separate inputs, [sin2qeff]l and [sin2qeff]h, with a-1QED=128.936±0.049 (BP’01) we obtain: c2/ndof=18.4/4, CL=0.001; mHcentral=100 GeV, mH≤ 212 GeV at 95% Taking sin2qeff from only hadronic asymm. [sin2qeff]h ...
Document
... horizontal symmetry A4 , S3 , S 4or for , groups containing S4 leptons, but we do not know theoretically why these groups • No simple regularity seems to be present in quark mixing. That makes the idea of horizontal symmetry somewhat of an enigma • An experimental test for the presence of horizontal ...
... horizontal symmetry A4 , S3 , S 4or for , groups containing S4 leptons, but we do not know theoretically why these groups • No simple regularity seems to be present in quark mixing. That makes the idea of horizontal symmetry somewhat of an enigma • An experimental test for the presence of horizontal ...
Studies of effective theories beyond the Standard Model
... The vast majority of all experimental results in particle physics can be described by the Standard Model (SM) of particle physics. However, neither the existence of neutrino masses nor the mixing in the leptonic sector, which have been observed, can be described within this model. In fact, the model ...
... The vast majority of all experimental results in particle physics can be described by the Standard Model (SM) of particle physics. However, neither the existence of neutrino masses nor the mixing in the leptonic sector, which have been observed, can be described within this model. In fact, the model ...
Geometric Aspects of the Standard Model and the Mysteries
... taken in isolation, describe nontrivial physics, matter cannot "live on its own" without the gauge bosons that mediate the fundamental interactions – unless one is satisfied with a theory of free particles which remains untestable in experiment. As soon as one enters the quantum world, however, the ...
... taken in isolation, describe nontrivial physics, matter cannot "live on its own" without the gauge bosons that mediate the fundamental interactions – unless one is satisfied with a theory of free particles which remains untestable in experiment. As soon as one enters the quantum world, however, the ...
Experimental Approaches at Linear Colliders
... requires about 100 fb−1 of integrated luminosity to achieve an statistical accuracy on the top quark mass of 50 MeV [20], comparable to the systematic uncertainty of 50 MeV [21] from theoretical sources. In the context of the SM, where the Higgs boson is expected to be light, as indicated by the ...
... requires about 100 fb−1 of integrated luminosity to achieve an statistical accuracy on the top quark mass of 50 MeV [20], comparable to the systematic uncertainty of 50 MeV [21] from theoretical sources. In the context of the SM, where the Higgs boson is expected to be light, as indicated by the ...
The standard model of particle physics
... fermions of heavy families to decay to lighter ones. These couplings provide the only mechanism within the standard model that can account for the observed violation of CP, that is, invariance of the laws of nature under mirror reflection (parity P) and the interchange of particles with their antipa ...
... fermions of heavy families to decay to lighter ones. These couplings provide the only mechanism within the standard model that can account for the observed violation of CP, that is, invariance of the laws of nature under mirror reflection (parity P) and the interchange of particles with their antipa ...
non-relativistic Breit
... Neither can the decay into neutrinos. However the decay into chagred leptons can be used (but remember the branching ratio is small). Similarly for the W the decay into quarks will drown in the background of QCD processes. The only way is to look for a charged lepton and then look for the fact that ...
... Neither can the decay into neutrinos. However the decay into chagred leptons can be used (but remember the branching ratio is small). Similarly for the W the decay into quarks will drown in the background of QCD processes. The only way is to look for a charged lepton and then look for the fact that ...
arXiv:1501.03089v1 [nucl
... Temperature is common in daily life, and people believe that temperature exists no matter how cold matter is. In gas and liquid temperature reflects the existence of thermal states where all particles randomly move and obey isotropic momentum distributions. The average momentum that a massless parti ...
... Temperature is common in daily life, and people believe that temperature exists no matter how cold matter is. In gas and liquid temperature reflects the existence of thermal states where all particles randomly move and obey isotropic momentum distributions. The average momentum that a massless parti ...
Neutrino mass and New Physics: Facts and Fancy
... electrons and 2 antineutrinos are emitted, is called double beta decay, and it is measured for some nuclei The case when only two electrons are measured is called neutrinoless double beta decay and, to date, we have only bounds on the rate of this process ...
... electrons and 2 antineutrinos are emitted, is called double beta decay, and it is measured for some nuclei The case when only two electrons are measured is called neutrinoless double beta decay and, to date, we have only bounds on the rate of this process ...
The Standard Model of Particle Physics
... families to decay to lighter ones. These couplings provide the only mechanism within the SM that can account for the observed violation of CP, that is, invariance of the laws of nature under mirror re ection (parity P) and the interchange of particles with their anti-particles (charge conjugation C) ...
... families to decay to lighter ones. These couplings provide the only mechanism within the SM that can account for the observed violation of CP, that is, invariance of the laws of nature under mirror re ection (parity P) and the interchange of particles with their anti-particles (charge conjugation C) ...
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 - Hadronic recoil (model independence) -Light Higgsino at √s = 250 GeV -top Yukawa (following Sudo-san’s studies) ...
... Most topics are at √250 GeV -single W, Z process (following Tsuchimoto-san of Shinshu Univ) -multi-gauge boson process -2-fermion process - Hadronic recoil (model independence) -Light Higgsino at √s = 250 GeV -top Yukawa (following Sudo-san’s studies) ...
THE STANDARD MODEL AND BEYOND: A descriptive account of
... isospin triplets —the W bosons— and the electroweak singlet—the photon, must have equal mass. Since the photon has zero mass, this would mean the W bosons will be required to have zero masses as well. However, it was clear from the outset that the weak interaction has an extremely short range R ' 10 ...
... isospin triplets —the W bosons— and the electroweak singlet—the photon, must have equal mass. Since the photon has zero mass, this would mean the W bosons will be required to have zero masses as well. However, it was clear from the outset that the weak interaction has an extremely short range R ' 10 ...
SpontaneouS Symmetry Breaking in particle phySicS
... I will begin with a short story about my background. I studied physics at the University of Tokyo. I was attracted to particle physics because of three famous names, Nishina, Tomonaga and Yukawa, who were the founders of particle physics in Japan. But these people were at different institutions than ...
... I will begin with a short story about my background. I studied physics at the University of Tokyo. I was attracted to particle physics because of three famous names, Nishina, Tomonaga and Yukawa, who were the founders of particle physics in Japan. But these people were at different institutions than ...
Anomaly driven signatures of new invisible physics
... topological nature and are therefore scale independent. As a result, they are not suppressed even at energies much smaller than the masses of the particles producing these terms via loop effects. This gives hope to see some signatures at low energies generated by new high-energy physics. One possibi ...
... topological nature and are therefore scale independent. As a result, they are not suppressed even at energies much smaller than the masses of the particles producing these terms via loop effects. This gives hope to see some signatures at low energies generated by new high-energy physics. One possibi ...
Document
... 5. Concluding remarks Genuinely quantum and non-perturbative mechanism of mass generation is rather rigid. Not yet quantitative; yet strong-coupling. Quadratic scalar mass renormalization can be avoided. Relates fermion masses with each other. Relates fermion masses to the intermediate bo ...
... 5. Concluding remarks Genuinely quantum and non-perturbative mechanism of mass generation is rather rigid. Not yet quantitative; yet strong-coupling. Quadratic scalar mass renormalization can be avoided. Relates fermion masses with each other. Relates fermion masses to the intermediate bo ...