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Related papers: AMS-02, Strongly Self-Interacting Dark Matter, and…

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We consider the implications of an ultra-light fermionic dark matter candidate that carries baryon number. This naturally arises if dark matter has a small charge under standard model baryon number whilst having an asymmetry equal and…

Cosmology and Nongalactic Astrophysics · Physics 2021-09-30 Stephon Alexander , Evan McDonough , David N. Spergel

A ~5 GeV `dark baryon' with a cosmic asymmetry similar to that of baryons is a natural candidate for the dark matter. We study the possibility of generating such a state through dynamical electroweak symmetry breaking, and show that it can…

High Energy Physics - Phenomenology · Physics 2011-09-28 Mads T. Frandsen , Subir Sarkar , Kai Schmidt-Hoberg

Schwinger's boson solution for massless fermions in QED in 1+1D has been applied and generalized to quarks interacting in QED and QCD interactions, leading to stable and confined open-string QED and QCD boson excitations of the…

High Energy Physics - Phenomenology · Physics 2022-05-03 Cheuk-Yin Wong

Motivated by the collisionless cold dark matter small scale structure problem, we propose an asymmetric dark matter model where dark matter particle interact with each other via a massive dark gauge boson. This model easily avoid the strong…

High Energy Physics - Phenomenology · Physics 2023-05-31 Zien Chen , Kairui Ye , Mengchao Zhang

We discuss how to formulate a quantum field theory of dark energy interacting with dark matter. We show that the proposals based on the assumption that dark matter is made up of heavy particles with masses which are very sensitive to the…

High Energy Physics - Theory · Physics 2017-03-09 Guido D'Amico , Teresa Hamill , Nemanja Kaloper

AMS-02 is a multi-purpose spectrometer with superconducting magnet, and is designed for 3 years of data taking aboard the International Space Station. Its high performance regarding particle identification and energy measurement will allow…

Astrophysics · Physics 2008-11-26 Pierre Brun

We propose a new dark matter candidate, quirky dark matter, that is a scalar baryonic bound state of a new non-Abelian force that becomes strong below the electroweak scale. The bound state is made of chiral quirks: new fermions that…

High Energy Physics - Phenomenology · Physics 2010-05-25 Graham D. Kribs , Tuhin S. Roy , John Terning , Kathryn M. Zurek

The quest for new physics beyond the Standard Model is boosted by the recently observed deviation in the anomalous magnetic moments of muon and electron from their respective theoretical prediction. In the present work, we have proposed a…

High Energy Physics - Phenomenology · Physics 2022-07-08 Anirban Biswas , Sarif Khan

A new method for searching for Dark Matter axions is proposed. It is shown that a two-contact SQUID can detect oscillating magnetic perturbations induced by the axions in a strong inhomogeneous magnetic field. A resonant signal is a…

High Energy Physics - Phenomenology · Physics 2016-05-30 Vladimir Popov

A new strong interaction sector is proposed as a possible origin for the Dark Energy and Dark matter. It is described by an unbroken gauge group $SU(2)_Z$ which grows strong at a scale $\Lambda_Z \sim 10^{-3} eV$ provided its coupling is of…

High Energy Physics - Phenomenology · Physics 2007-05-23 P. Q. Hung

G(2) is the smallest exceptional group and it is the simplest and viable gauge group to minimally extend the strong interaction sector: G(2) includes the group SU(3) of Quantum Chromodynamics (QCD) as a maximal subgroup and it is equipped…

High Energy Physics - Phenomenology · Physics 2024-06-25 Nicolò Masi

The connection of the unitary Critical Pomeron to QUD - a unique massless, infra-red fixed-point, left-handed SU(5) field theory that might provide an unconventional underlying unification for the Standard Model, is discussed in the context…

High Energy Physics - Phenomenology · Physics 2014-03-19 Alan R. White

We propose using Quantum Dots as novel targets to probe sub-GeV dark matter-electron interactions. Quantum dots are nanocrystals of semiconducting material, which are commercially available, with gram-scale quantities suspended in…

High Energy Physics - Phenomenology · Physics 2023-06-07 Carlos Blanco , Rouven Essig , Marivi Fernandez-Serra , Harikrishnan Ramani , Oren Slone

A first search for pair production of dark matter candidates through vector boson fusion in proton-proton collisions at sqrt(s) = 8 TeV is performed with the CMS detector. The vector boson fusion topology enhances missing transverse…

High Energy Physics - Experiment · Physics 2017-02-14 CMS Collaboration

The AMS-02 collaboration has recently reported an excess of the cosmic-ray positron fraction, which turned out to be consistent with previous results reported by the PAMELA and Fermi-LAT collaborations. A decaying dark matter with the mass…

High Energy Physics - Phenomenology · Physics 2017-02-22 Masahiro Ibe , Shigeki Matsumoto , Satoshi Shirai , Tsutomu T. Yanagida

The evidence for the observation of the Higgs spin-0-boson as a manifestation of a scalar field provides the missing corner stone for the standard model of particles (SM). However, the SM fails to explain the non-visible but gravitationally…

High Energy Physics - Experiment · Physics 2012-08-21 T. Jenke , G. Cronenberg , P. Geltenbort , A. N. Ivanov , T. Lauer , T. Lins , U. Schmidt , H. Saul , H. Abele

We consider indirect detection of meta-stable dark matter particles decaying into a stable neutral particle and a pair of standard model fermions. Due to the softer energy spectra from the three-body decay, such models could potentially…

High Energy Physics - Phenomenology · Physics 2017-03-23 Hsin-Chia Cheng , Wei-Chih Huang , Xiaoyuan Huang , Ian Low , Yue-Lin Sming Tsai , Qiang Yuan

We study the experimental constraints on a model of a two-component dark matter, consisting of the QCD axion, and a scalar particle, both contributing to the dark matter relic abundance of the Universe. The global Peccei-Quinn symmetry of…

High Energy Physics - Phenomenology · Physics 2020-02-28 Suman Chatterjee , Anirban Das , Tousik Samui , Manibrata Sen

The Alpha Magnetic Spectrometer (AMS), to be installed on the International Space Station, will provide data on cosmic radiations in the energy range from 0.5 GeV to 3 TeV. The main physics goals are the anti-matter and the dark matter…

Astrophysics · Physics 2007-05-23 S. Di Falco

We investigate self-conjugate Dark Matter (DM) particles that primarily interact with standard model electroweak gauge bosons within an effective field theoretical framework. Our analysis focuses on effective contact interactions, invariant…

High Energy Physics - Phenomenology · Physics 2024-06-21 Ekata Singh , Hrishabh Bharadwaj , Devisharan