Results 11 to 20 of about 68,432 (208)
Beyond the standard model of physics with astronomical observations [PDF]
Invited Talk at ...
Raúl Jiménez
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Fermiophobic light Higgs boson in the type-I two-Higgs-doublet model
The null results in the new physics searches at the LHC do not exclude a light new particle if the particle is fermiophobic. A good example is the fermiophobic Higgs boson hf in the type-I two-Higgs-doublet model, which occurs if we adopt α=π/2 and the ...
Jinheung Kim +3 more
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How Long Does the Hydrogen Atom Live?
It is possible that the proton is stable while atomic hydrogen is not. This is the case in models with new particles carrying baryon number which are light enough to be stable themselves, but heavy enough so that proton decay is kinematically blocked ...
David McKeen, Maxim Pospelov
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Dilaton Effective Field Theory
We review and extend recent studies of dilaton effective field theory (dEFT) that provide a framework for the description of the Higgs boson as a composite structure.
Thomas Appelquist +2 more
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Higgs physics beyond the Standard Model [PDF]
An Alpine LHC Physics Summit, ALPS2019, Obergurgl, Austria, 22 Apr 2019 - 27 Apr 2019; 8 pp. (2020).
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Physics Beyond the Standard Model [PDF]
I present a brief overview of some exciting possibilities for physics Beyond the Standard Model. I include short discussions of neutrino physics, the strong CP problem and axions, GUTs, large and warped extra dimensions, Little Higgs models and supersymmetry.
Howard Baer, Marvin L. Marshak
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Sterile neutrino dark matter and leptogenesis in Left-Right Higgs Parity
The standard model Higgs quartic coupling vanishes at (109 − 1013) GeV. We study SU(2) L × SU(2) R × U(1) B−L theories that incorporate the Higgs Parity mechanism, where this becomes the scale of Left-Right symmetry breaking, v R .
David Dunsky +2 more
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Time-reversal breaking and parity-conserving millistrong interactions, suggested in 1965, still remain a viable mechanism of CP-violation beyond the Standard Model.
N.N. Nikolaev +3 more
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Gravitational tests of electroweak relaxation
We consider a scenario in which the electroweak scale is stabilized via the relaxion mechanism during inflation, focussing on the case in which the back-reaction potential is generated by the confinement of new strongly interacting vector-like fermions ...
Daniele Barducci +2 more
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Lectures on physics beyond the Standard Model [PDF]
61 pages, no figures, Lectures at 2019 IBS-CTPU Summer School on Cosmology and Particle Physics, 22-26 July, 2019, Daejeon, Korea, v2: references added, v3: typos corrected and improved discussion, v4: expanded discussion with four-form flux relaxation, Journal ...
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