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Related papers: Indirect Searches for Dark Matter with AMS-02

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The AMS-02 collaboration has just released its first result of the cosmic positron fraction $e^+/(e^-+e^+)$ with high precision up to $\sim 350$ GeV. The AMS-02 result shows the same trend with the previous PAMELA result, which requires…

High Energy Astrophysical Phenomena · Physics 2014-07-15 Qiang Yuan , Xiao-Jun Bi , Guo-Ming Chen , Yi-Qing Guo , Su-Jie Lin , Xinmin Zhang

Accelerator mass spectrometry (AMS) is a widely-used technique with multiple applications, including geology, molecular biology and archeology. In order to achieve a high dynamic range, AMS requires tandem accelerators and large magnets,…

Quantum Physics · Physics 2023-05-23 Radu Ionicioiu

In this note, we report the results of a simulation of the galactic component of high energy gamma rays, as seen by the future AMS-02 experiment on-board the International Space Station. The purpose of AMS is to measure the Cosmic Ray…

Dark Matter (DM) is an elusive form of matter which has been postulated to explain astronomical observations through its gravitational effects on stars and galaxies, gravitational lensing of light around these, and through its imprint on…

High Energy Physics - Phenomenology · Physics 2016-06-07 James Bateman , Ian McHardy , Alexander Merle , Tim R. Morris , Hendrik Ulbricht

Cosmic-ray and gamma-ray observations have yielded several notable excesses that often lend themselves to explanation by various dark matter annihilation/decay models. In particular, the AMS-02 anti-proton and positron excesses have…

High Energy Astrophysical Phenomena · Physics 2019-09-04 Geoff Beck

We discuss the use of atom interferometry as a tool to search for Dark Matter (DM) composed of ultra-light scalar fields. Previous work on ultra-light DM detection using accelerometers has considered the possibility of equivalence principle…

Atomic Physics · Physics 2016-12-28 Andrew A. Geraci , Andrei Derevianko

The Alpha Magnetic Spectrometer (AMS) is a state of the art particle physics experiment for the extraterrestrial study of antimatter, matter and missing matter. AMS successfully completed the precursor STS91 Discovery flight (June 2nd-12th,…

Astrophysics · Physics 2007-05-23 Roberto Battiston

A wide range of techniques have been developed to search for particle dark matter, including direct detection, indirect detection, and collider searches. The prospects for the detection of neutralino dark matter is quite promising for each…

High Energy Physics - Phenomenology · Physics 2008-11-26 Dan Hooper

The flux of electron and positron cosmic rays measured by the space-based experiments PAMELA, AMS-02, CALET, DAMPE and Fermi-LAT shows an unexpected behaviour at high energies, in comparison with expectations from standard astrophysical…

High Energy Physics - Phenomenology · Physics 2020-11-19 Johannes Buchner , Edson Carquin , Marco A. Díaz , Germán A. Gómez-Vargas , Boris Panes , Nicolás Viaux

We study the possibilities for the indirect detection of dark matter in Split Supersymmetry from gamma-rays, positrons, and antiprotons. The most promising signal is the gamma-ray line, which may be observable at the next generation of…

High Energy Physics - Phenomenology · Physics 2009-11-10 Asimina Arvanitaki , Peter W. Graham

We study the cosmic ray antiprotons with updated constraints on the propagation, proton injection, and solar modulation parameters based on the newest AMS-02 data near the Earth and Voyager data in the local interstellar space, and on the…

High Energy Astrophysical Phenomena · Physics 2018-06-15 Ming-Yang Cui , Xu Pan , Qiang Yuan , Yi-Zhong Fan , Hong-Shi Zong

The AMS-02 collaboration has released preliminary data on the antiproton fraction in cosmic rays. The surprisingly hard antiproton spectrum at high rigidity has triggered speculations about a possible primary antiproton component…

High Energy Astrophysical Phenomena · Physics 2015-10-21 Rolf Kappl , Annika Reinert , Martin Wolfgang Winkler

The multi-component decaying dark matter (DM) scenario is investigated to explain the possible excesses in the positron fraction by PAMELA and recently confirmed by AMS-02, and in the total $e^+ +e^-$ flux observed by Fermi-LAT. By…

High Energy Physics - Phenomenology · Physics 2014-04-02 Chao-Qiang Geng , Da Huang , Lu-Hsing Tsai

The latest AMS-02 electron/positron precision data add to the spectrum knee as direct cosmic ray evidence for an electroweak scale strong interaction. In addition, there is significant evidence for a strong self-interaction of dark matter.…

High Energy Physics - Phenomenology · Physics 2014-09-23 Alan R. White

The anomaly detected by AMS-02 and PAMELA in the cosmic-ray positron flux when interpreted as arising from dark matter annihilation suggests that dark matter may interact differently with hadrons and leptons so as to remain compatible with…

High Energy Physics - Phenomenology · Physics 2014-04-10 Yu Gao , Kyoungchul Kong , Danny Marfatia

Dark matter is one of the main goals of neutrino astronomy. At present, there are two big neutrino telescopes based on the Cherenkov technique in ice and water: IceCube at the South Pole and ANTARES in the northern hemisphere. Both…

High Energy Astrophysical Phenomena · Physics 2013-07-10 Paolo Fermani

The ISS-based CALET (CALorimetric Electron Telescope) detector can play an important role in indirect search for Dark Matter (DM), measuring the electron+positron flux in the TeV region for the first time directly. With its fine energy…

High Energy Astrophysical Phenomena · Physics 2017-08-11 S. Bhattacharyya , H. Motz , S. Torii , Y. Asaoka

The General Antiparticle Spectrometer (GAPS) will carry out a sensitive dark matter search by measuring low-energy ($\mathrm{E} < 0.25 \mathrm{GeV/nucleon}$) cosmic ray antinuclei. The primary targets are low-energy antideuterons produced…

It is generally inferred from astronomical measurements that Dark Matter (DM) comprises approximately 27\% of the energy-density of the universe. If DM is a subatomic particle, a possible candidate is a Weakly Interacting Massive Particle…

Instrumentation and Methods for Astrophysics · Physics 2015-01-26 The DarkSide Collaboration , P. Agnes , T. Alexander , A. Alton , K. Arisaka , H. O. Back , B. Baldin , K. Biery , G. Bonfini , M. Bossa , A. Brigatti , J. Brodsky , F. Budano , L. Cadonati , F. Calaprice , N. Canci , A. Candela , H. Cao , M. Cariello , P. Cavalcante , A. Chavarria , A. Chepurnov , A. G. Cocco , L. Crippa , D. D'Angelo , M. D'Incecco , S. Davini , M. De Deo , A. Derbin , A. Devoto , F. Di Eusanio , G. Di Pieto , E. Edkins , A. Empl , A. Fan , G. Fiorillo , K. Fomenko , G. Forster , D. Franco , F. Gabriele , C. Galbiati , A. Goretti , L. Grandi , M. Gromov , M. Y. Guan , Y. Guardincerri , B. Hackett , K. Herner , E. Hungerford , Al. Ianni , An. Ianni , C. Jollet , K. Keeter , C. Kendziora , S. Kidner , V. Kobychev , G. Koh , D. Korablev , G. Korga , A. Kurlej , P. X. Li , B. Loer , P. Lombardi , C. Love , L. Ludhova , S. Luitz , Y. Q. Ma , I. Machulin , A. Mandarano , S. M. Mari , J. Maricic , L. Marini , J. Martoff , A. Meregaglia , E. Meroni , P. D. Meyers , R. Milincic , D. Montanari , M. Montuschi , M. E. Monzani , P. Mosteiro , B. Mount , V. Muratova , P. Musico , A. Nelson , S. Odrowski , M. Okounkoa , M. Orsini , F. Ortica , L. Pagani , M. Pallavicini , E. Pantic , L. Papp , S. Parmeggiano , Bob Parsells , K. Pelczar , N. Pelliccia , S. Perasso , A. Pocar , S. Pordes , D. Pugachev , H. Qian , K. Randle , G. Ranucci , A. Razeto , B. Reinhold , A. Renshaw , A. Romani , B. Rossi , N. Rossi , S. D. Rountree , D. Sablone , P. Saggese , R. Saldanha , W. Sands , S. Sangiorgio , E. Segreto , D. Semenov , E. Shields , M. Skorokhvatov , O. Smirnov , A. Sotnikov , C. Stanford , Suvorov , R. Tartaglia , J. Tatarowicz , G. Testera , A. Tonazzo , E. Unzhakov , R. B. Vogelaar , M. Wada , S. E. Walker , H. Wang , Y. Wang , A. Watson , S. Westerdale , M. Wojcik , A. Wright , X. Xiang , J. Xu , C. G. Yang , J. Yoo , S. Zavatarelli , A. Zec , C. Zhu , G. Zuzel

The purpose of line-intensity mapping (IM), an emerging tool for extragalactic astronomy and cosmology, is to measure the integrated emission along the line of sight from spectral lines emitted from galaxies and the intergalactic medium.…

Cosmology and Nongalactic Astrophysics · Physics 2018-09-26 Cyril Creque-Sarbinowski , Marc Kamionkowski