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Related papers: On a Search for Hidden Photon CDM by a Multi-Catho…

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In a large class of scenarios, dark matter (DM) particles that belong to a multiplet of the standard model (SM) weak interactions are challenging to probe in direct detection experiments due to loop-suppressed cross-sections. Direct…

High Energy Physics - Phenomenology · Physics 2019-04-15 Tao Han , Satyanarayan Mukhopadhyay , Xing Wang

With the recent discovery of the Higgs boson at the Large Hadron Collider (LHC), the goals of the Compact Muon Solenoid (CMS) experiment are now focused on probing for new physics beyond the standard model. The final state consisting of a…

High Energy Physics - Experiment · Physics 2019-08-13 Toyoko Orimoto

As astronomical observations and their interpretation improve, the case for cold dark matter (CDM) becomes increasingly persuasive. A particularly appealing version of CDM is a weakly interacting massive particle (WIMP) with a mass near the…

High Energy Physics - Phenomenology · Physics 2022-10-28 Bailey Tallman , Alexandra Boone , Adhithya Vijayakumar , Fiona Lopez , Samuel Apata , Jehu Martinez , Roland Allen

A search for microscopic black hole production and decay in pp collisions at a center-of-mass energy of 7 TeV has been conducted by the CMS Collaboration at the LHC, using a data sample corresponding to an integrated luminosity of 35…

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

Low energy supersymmetric models provide a solution to the hierarchy problem and also have the necessary ingredients to solve two of the most outstanding issues in cosmology: the origin of the baryon asymmetry and the source of dark matter.…

High Energy Physics - Phenomenology · Physics 2009-05-08 M. Carena , A. Freitas , C. E. M. Wagner

The capabilities of the CMS detector at the LHC will be described for measuring high-pT hadrons, photons and jets in heavy ion collisions. Detailed simulations of various studies planned with the CMS apparatus, including charged particle…

Nuclear Experiment · Physics 2019-08-13 Gábor I. Veres

A search for dark matter and unparticle production at the LHC has been performed using events containing two charged leptons (electrons or muons), consistent with the decay of a Z boson, and large missing transverse momentum. This study is…

High Energy Physics - Experiment · Physics 2018-01-23 CMS Collaboration

We describe the experiment PHELEX (PHoton-ELectron EXperiment) on the search for dark photons of cold dark matter using a technique of multi-cathode counter developed by us for this task. We present the new data, the new upper limit for the…

High Energy Physics - Experiment · Physics 2021-11-30 A. Kopylov , I. Orekhov , V. Petukhov

The Heavy Photon Search experiment (HPS) is a fixed-target, electron beam experiment designed to search for $e^+e^-$ mass resonances and displaced decays using a forward acceptance spectrometer. This article details the search for naturally…

High Energy Physics - Experiment · Physics 2025-11-05 The HPS Collaboration

The detection of photons with energies greater than a few tenths of an MeV, interacting via Compton scattering and/or pair production, faces a number of difficulties. The reconstruction of single-scatter Compton events can only determine…

Instrumentation and Methods for Astrophysics · Physics 2023-04-05 Denis Bernard , Stanley D. Hunter , Toru Tanimori

We describe an approach to detect dark matter and other invisible particles with mass below a GeV, exploiting missing energy-momentum measurements and other kinematic features of fixed-target production. In the case of an invisibly decaying…

High Energy Physics - Phenomenology · Physics 2015-05-27 Eder Izaguirre , Gordan Krnjaic , Philip Schuster , Natalia Toro

A search is performed for dark matter produced in association with bottom quarks and a pair of electrons or muons in data collected with the CMS detector at the LHC, corresponding to 138 fb$^{-1}$ of integrated luminosity of proton-proton…

High Energy Physics - Experiment · Physics 2025-10-15 CMS Collaboration

Metallic microcalorimeters (MMCs) are cryogenic single-particle detectors that rely on a calorimetric detection principle. Due to their excellent energy resolution, close-to-ideal linear detector response, fast signal rise time and the…

The CBM experiment will investigate heavy-ion collisions at beam energies from 8 to 45 AGeV at the future accelerator facility FAIR. The goal of the experiment is to study the QCD phase diagram in the region of moderate temperatures and…

Nuclear Experiment · Physics 2010-02-17 M. Deveaux , S. Amar-Youcef , C. Dritsa , I. Froehlich , C. Muentz , S. Seddiki , J. Stroth , T. Tischler , C. Trageser

We consider the prospects for the indirect detection of low mass dark matter which couples dominantly to quarks. If the center of mass energy is below about 280 MeV, the kinematically allowed final states will be dominated by photons and…

Cosmology and Nongalactic Astrophysics · Physics 2016-07-27 Kimberly K. Boddy , Jason Kumar

The design of electron multiplying CCD cameras require a very different approach from that appropriate for slow scan CCD operation. This paper describes the main problems in using electron multiplying CCDs for high-speed, photon counting…

Instrumentation and Methods for Astrophysics · Physics 2015-05-19 Craig Mackay , Tim D. Staley , David King , Frank Suess , Keith Weller

New physics could be explored through loop effects by the precision measurements at the Circular Electron Positron Collider due to its clean collision environment and high luminosity. In this work, we focus on two dark matter models that…

High Energy Physics - Phenomenology · Physics 2022-09-14 Lin-Qing Gao , Xiao-Jun Bi , Jin-Wei Wang , Qian-Fei Xiang , Peng-Fei Yin

This analysis presents the possibility for the search for Dark Matter (DM) particles using events with a Z$^{\prime}$ heavy gauge boson and a large missing transverse momentum at the Large Hadron Collider (LHC). We consider the muonic decay…

High Energy Physics - Experiment · Physics 2021-06-03 S. Elgammal , M. A. Louka , A. Y. Ellithi , M. T. Hussein

The MIMAC project is a multi-chamber detector for Dark Matter search, aiming at measuring both track and ionization with a matrix of micromegas micro-TPC filled with He3 and CF4. Recent experimental results on the first measurements of the…

Cosmology and Nongalactic Astrophysics · Physics 2009-09-01 F. Mayet , O. Guillaudin , C. Grignon , C. Koumeir , D. Santos , P. Colas , I. Giomataris

The EMCCD is a type of CCD that delivers fast readout times and negligible readout noise, making it an ideal detector for high frame rate applications which improve resolution, like lucky imaging or shift-and-add. This improvement in…

Instrumentation and Methods for Astrophysics · Physics 2012-04-06 Kennet B. W. Harpsøe , Uffe G. Jørgensen , Michael I. Andersen , Frank Grundahl