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Related papers: Comment on the Updated CDF "Ghost" Events

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Angular distributions of the decay B$^+$ $\to$ K$^*$(892)$^+\mu^+\mu^-$ are studied using events collected with the CMS detector in $\sqrt{s} =$ 8 TeV proton-proton collisions at the LHC, corresponding to an integrated luminosity of 20.0…

High Energy Physics - Experiment · Physics 2021-04-22 CMS Collaboration

We study the Drell-Yan process $\pi N \rightarrow \mu^+ \mu^- X$ at large $x_F$ using perturbative QCD. A higher-twist mechanism suggested by Berger and Brodsky is known to qualitatively explain the observed $x_F$ dependence of the muon…

High Energy Physics - Phenomenology · Physics 2009-10-28 K. J. Eskola , P. Hoyer , M. Vänttinen , R. Vogt

Atmospheric muons are the most frequently observed form of cosmic radiation. Despite this, the existence of the muon flux component produced in decays of short-lived parent particles, called prompt muon flux still awaits experimental…

High Energy Physics - Experiment · Physics 2024-02-07 Piotr Kalaczyński

Distinguishing between prompt muons produced in heavy boson decay and muons produced in association with heavy-flavor jet production is an important task in analysis of collider physics data. We explore whether there is information…

Data Analysis, Statistics and Probability · Physics 2021-11-02 Julian Collado , Kevin Bauer , Edmund Witkowski , Taylor Faucett , Daniel Whiteson , Pierre Baldi

ALICE is a large experiment at the CERN Large Hadron Collider. Located 52 meters underground, its detectors are suitable to measure muons produced by cosmic-ray interactions in the atmosphere. In this paper, the studies of the cosmic muons…

High Energy Astrophysical Phenomena · Physics 2025-05-19 ALICE Collaboration

The Horizon-10T collaboration \cite{Beisembaev:2016cyg,2017EPJWC.14514001B,Beznosko:2019cI,2019EPJWC.20806002B,Beisembaev:2019nzd} have reported observation of Multi-Modal Events (MME) containing multiple peaks suggesting their clustering…

High Energy Physics - Phenomenology · Physics 2021-10-19 Ariel Zhitnitsky

The Void Phenomenon consists in the apparent discrepancy between the number of observed dwarf halos in cosmic voids and that expected from CDM simulations. We approach the problem considering the challenging prospects of detecting field…

Cosmology and Nongalactic Astrophysics · Physics 2009-09-21 Riccardo Giovanelli

We present the measurement of the the flux and angular distribution of atmospheric muon neutrinos using the MACRO detector. Three different event topologies are detected in two different energy ranges. High energy neutrinos (E~80 GeV) via…

High Energy Physics - Experiment · Physics 2009-10-31 M. Spurio

Wide-area deep imaging surveys have discovered large numbers of extremely low surface brightness dwarf galaxies, which challenge galaxy formation theory and, potentially, offer new constraints on the nature of dark matter. Here we discuss…

Astrophysics of Galaxies · Physics 2023-10-31 Chung-Wen Wang , Andrew P. Cooper , Sownak Bose , Carlos S. Frenk , Wojciech A. Hellwing

Recently, an anomaly of W+jets events at large invariant masses has been reported by CDF. Many interpretations as physics beyond the Standard Model are being offered. We show how such an invariant mass peak can arise from a slight shift in…

High Energy Physics - Phenomenology · Physics 2011-07-29 Tilman Plehn , Michihisa Takeuchi

A search for a diffuse flux of astrophysical muon neutrinos, using data collected by the ANTARES neutrino telescope from December 2007 to December 2009 is presented. A $(0.83\times 2\pi)$ sr sky was monitored for a total of 334 days of…

High Energy Astrophysical Phenomena · Physics 2015-03-17 Simone Biagi

Using improved Ge and Si detectors, better neutron shielding, and increased counting time, the Cryogenic Dark Matter Search (CDMS) experiment has obtained stricter limits on the cross section of weakly interacting massive particles (WIMPs)…

High Energy Physics - Experiment · Physics 2012-08-27 CDMS Collaboration

Narrow muon bundles in underground detectors permit to study muoproduction reactions that take place in the surrounding rock. We analyze the relevance of a QED+QCD reaction, muoproduction of "open charm". The contribution to double muon…

High Energy Physics - Phenomenology · Physics 2011-05-23 Francesco Vissani

A massive $U(1)^{\prime}$ gauge boson known as a "dark photon" or $A^{\prime}$, has long been proposed as a potential explanation for the discrepancy observed between the experimental measurement and theoretical determination of the…

High Energy Physics - Phenomenology · Physics 2019-06-11 Gopolang Mohlabeng

The flux of upward through-going muons of minimum (mean) threshold energy > 1.6 (3.0) GeV is measured, based on a total of 372 events observed by the Kamiokande II+III detector during 2456 detector live days. The observed muon flux was…

High Energy Physics - Experiment · Physics 2008-11-26 Kamiokande Collaboration , S. Hatakeyama

The CDMS-II collaboration has reported 3 events in a Si detector, which are consistent with being nuclear recoils due to scattering of Galactic dark matter particles with a mass of about 8.6 GeV and a cross-section on neutrons of about 2 x…

High Energy Physics - Phenomenology · Physics 2013-08-05 Mads T. Frandsen , Felix Kahlhoefer , Christopher McCabe , Subir Sarkar , Kai Schmidt-Hoberg

A simple explanation of the W+dijet excess recently reported by the CDF collaboration involves the introduction of a new gauge boson with sizable couplings to quarks, but with no or highly suppressed couplings to leptons. Anomaly-free…

High Energy Physics - Phenomenology · Physics 2011-08-09 Matt Buckley , Pavel Fileviez Perez , Dan Hooper , Ethan Neil

Residual flux and angular distribution of high-energy cosmic muons have been measured in two underground locations at the Canfranc Underground Laboratory (LSC) using a dedicated Muon Monitor. The instrument consists of three layers of fast…

Ghost imaging is a fascinating framework which constructs the image of an object by correlating measurements between received beams and reference beams, none of which carries the structure information of the object independently. Recently,…

Signal Processing · Electrical Eng. & Systems 2020-03-04 Honghao Huang , Chengyang Hu , Minghua Chen , Sigang Yang , Hongwei Chen

The electromagnetic production of a dilepton pair in the muon - ion scattering, usually denoted muon trident process, is investigated considering the feasibility of studying processes induced by muons at LHC using its far-forward detectors.…

High Energy Physics - Phenomenology · Physics 2026-03-26 Reinaldo Francener , Victor P. Goncalves , Gabriel Rabelo-Soares