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We derive limits on the interactions of dark matter with quarks from ATLAS null searches for jets + missing energy based on ~1 fb^-1 of integrated luminosity, using a model-insensitive effective theory framework. We find that the new limits…

High Energy Physics - Phenomenology · Physics 2013-05-29 Arvind Rajaraman , William Shepherd , Tim M. P. Tait , Alexander M. Wijangco

If the scale of quantum gravity is near a TeV, black holes will be copiously produced at the LHC. In this work we study the main properties of the light descendants of these black holes. We show that the emitted partons are closely spaced…

High Energy Physics - Phenomenology · Physics 2008-11-26 Luis Anchordoqui , Haim Goldberg

We extend our analysis of the implications of hadronic supersymmetry for heavy-light hadrons in light-front holographic QCD. Although conformal symmetry is strongly broken by the heavy quark mass, supersymmetry and the holographic embedding…

High Energy Physics - Phenomenology · Physics 2017-02-22 Hans Gunter Dosch , Guy F. de Teramond , Stanley J. Brodsky

We comment on phase selection of the scattering amplitude, emphasizing that the elastic overlap function should have a central impact parameter profile at high energies and highlighting the role of the reflective scattering mode at the LHC…

High Energy Physics - Phenomenology · Physics 2021-03-10 S. M. Troshin , N. E. Tyurin

The status of hadron-hadron interactions is reviewed, with emphasis on the forward and near-forward scattering regions. From analyticity, Finite Energy Sum Rules are introduced from which new analyticity constraints are derived that exploit…

High Energy Physics - Phenomenology · Physics 2008-11-26 Martin M. Block

We investigate early discovery signals for supersymmetry at the Large Hadron Collider without using information about missing transverse energy. Instead we use cuts on the number of jets and isolated leptons (electrons and/or muons). We…

High Energy Physics - Phenomenology · Physics 2010-03-19 Joakim Edsjo , Erik Lundstrom , Sara Rydbeck , Jorgen Sjolin

Time-reversal invariant superconductors having nodes of vanishing excitation gap support zero-energy boundary states with topological protection. Existing expressions for the topological invariant are given in terms of the Hamiltonian of an…

Superconductivity · Physics 2012-11-29 J. P. Dahlhaus , M. Gibertini , C. W. J. Beenakker

We explore extensions of the MSSM in which TeV scale vector-like multiplets can mediate observable n-anti-n oscillations, without causing conflict with the proton decay experiments, with a U(1) symmetry playing an important role. The…

High Energy Physics - Phenomenology · Physics 2010-05-12 M. Adeel Ajaib , I. Gogoladze , Yukihiro Mimura , Q. Shafi

The absence of low energy supersymmetry in run I data at the LHC has pushed the nominal scale for supersymmetry beyond a TeV. While this is consistent with the discovery of the Higgs boson at \approx 125 GeV, simple models with scalar and…

High Energy Physics - Phenomenology · Physics 2015-10-23 Keith A. Olive

We explore the LHC phenomenology of an extension of warped higgsless models. The model is supersymmetric in the bulk and on the IR brane as introduced in [arXiv:0805.1379], corresponding to an emergence of a supersymmetric spectrum in the…

High Energy Physics - Phenomenology · Physics 2013-05-29 Alexander Knochel , Thorsten Ohl

We derive generic predictions at hadron colliders from the large forward-backward asymmetry observed at the Tevatron, assuming the latter arises from heavy new physics beyond the Standard Model. We use an effective field theory approach to…

High Energy Physics - Phenomenology · Physics 2013-01-15 Cédric Delaunay , Oram Gedalia , Yonit Hochberg , Yotam Soreq

We study shadow aspects of superentropic black holes in four dimensions. Using Hamilton-Jacobi formalism, we first get the null geodesic equations. In the celestial coordinate framework relying on fixed positions of observers, we…

High Energy Physics - Theory · Physics 2022-07-27 A. Belhaj , H. Belmahi , M. Benali

Within the paradigm of warped extra dimensions, third generation quarks are expected to be the most sensitive to effects beyond the Standard Model. The anomalies observed at the LEP and Tevatron colliders in the forward-backward asymmetries…

High Energy Physics - Phenomenology · Physics 2015-05-28 A. Djouadi , G. Moreau , F. Richard

We develop a definitive physical-space scattering theory for the scalar wave equation on Kerr exterior backgrounds in the general subextremal case |a|<M. In particular, we prove results corresponding to "existence and uniqueness of…

General Relativity and Quantum Cosmology · Physics 2018-06-28 Mihalis Dafermos , Igor Rodnianski , Yakov Shlapentokh-Rothman

Non-linear interaction between the electromagnetic fields (EMF) are occurred when vacuum polarization in quantum electrodynamics (QED) happens. The field of non-linear electrodynamics which may be resulting from this interaction could have…

High Energy Physics - Theory · Physics 2022-12-07 Yun-Zhi Du , Huai-Fan Li , Xiang-Nan Zhou , Wei-Qi Guo , Ren Zhao

We use the results from a recent investigation of hard parton-parton gravitational scattering in the ADD scenario to make semi-quantitative predictions for a few standard high-ET jet observables at the LHC. By implementing these…

High Energy Physics - Phenomenology · Physics 2009-11-11 Leif Lonnblad , Malin Sjodahl

We revisit the possibility that the top quark forward-backward asymmetry arises from the on-shell production and decay of scalar top partners to top-antitop pairs with missing transverse energy. Although the asymmetry is produced by…

High Energy Physics - Phenomenology · Physics 2013-11-22 Abhishek Kumar , John N. Ng , Andrew Spray , Peter T. Winslow

The supersymmetric QCD corrections to the hadronic width of a heavy charged Higgs boson, basically dominated by the top-quark decay mode $H^{+}\rightarrow t \bar{b}$, are evaluated at ${\cal O}(\alpha_s)$ within the MSSM and compared with…

High Energy Physics - Phenomenology · Physics 2009-10-28 Ricardo A. Jimenez , Joan Sola

Using the pre-LHC and LHC data for $\pi p$ and $pp$ diffractive collisions we study the ultrahigh energy asymptotic regime in the framework of the black disk picture. The black disk picture, being constrained by the s-channel unitarity…

High Energy Physics - Phenomenology · Physics 2014-03-12 V. V. Anisovich , V. A. Nikonov , J. Nyiri

Relativistic light-front bound-state equations for double-heavy mesons, baryons and tetraquarks are constructed in the framework of supersymmetric light front holographic QCD. Although heavy quark masses strongly break conformal symmetry,…

High Energy Physics - Phenomenology · Physics 2018-08-08 Marina Nielsen , Stanley J. Brodsky , Guy F. de Téramond , Hans Günter Dosch , Fernando S. Navarra , Liping Zou
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