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Detection of sub-GeV dark matter (DM) particles in direct detection experiments is inherently difficult, as their low kinetic energies in the galactic halo are insufficient to produce observable recoils of the heavy nuclei in the detectors.…

High Energy Physics - Phenomenology · Physics 2025-10-17 Richard Diurba , Helena Kolešová

We measured separate cosmic-ray electron and positron spectra with the Fermi Large Area Telescope. Because the instrument does not have an onboard magnet, we distinguish the two species by exploiting the Earth's shadow, which is offset in…

High Energy Astrophysical Phenomena · Physics 2012-03-28 The Fermi LAT Collaboration , M. Ackermann , M. Ajello , A. Allafort , W. B. Atwood , L. Baldini , G. Barbiellini , D. Bastieri , K. Bechtol , R. Bellazzini , B. Berenji , R. D. Blandford , E. D. Bloom , E. Bonamente , A. W. Borgland , A. Bouvier , J. Bregeon , M. Brigida , P. Bruel , R. Buehler , S. Buson , G. A. Caliandro , R. A. Cameron , P. A. Caraveo , J. M. Casandjian , C. Cecchi , E. Charles , A. Chekhtman , C. C. Cheung , J. Chiang , S. Ciprini , R. Claus , J. Cohen-Tanugi , J. Conrad , S. Cutini , A. de Angelis , F. de Palma , C. D. Dermer , S. W. Digel , E. do Couto e Silva , P. S. Drell , A. Drlica-Wagner , C. Favuzzi , S. J. Fegan , E. C. Ferrara , W. B. Focke , P. Fortin , Y. Fukazawa , S. Funk , P. Fusco , F. Gargano , D. Gasparrini , S. Germani , N. Giglietto , P. Giommi , F. Giordano , M. Giroletti , T. Glanzman , G. Godfrey , I. A. Grenier , J. E. Grove , S. Guiriec , M. Gustafsson , D. Hadasch , A. K. Harding , M. Hayashida , R. E. Hughes , G. Jóhannesson , A. S. Johnson , T. Kamae , H. Katagiri , J. Kataoka , J. Knödlseder , M. Kuss , J. Lande , L. Latronico , M. Lemoine-Goumard , M. Llena Garde , F. Longo , F. Loparco , M. N. Lovellette , P. Lubrano , G. M. Madejski , M. N. Mazziotta , J. E. McEnery , P. F. Michelson , W. Mitthumsiri , T. Mizuno , A. A. Moiseev , C. Monte , M. E. Monzani , A. Morselli , I. V. Moskalenko , S. Murgia , T. Nakamori , P. L. Nolan , J. P. Norris , E. Nuss , M. Ohno , T. Ohsugi , A. Okumura , N. Omodei , E. Orlando J. F. Ormes , M. Ozaki , D. Paneque , D. Parent , M. Pesce-Rollins , M. Pierbattista , F. Piron , G. Pivato , T. A. Porter , S. Rainò , R. Rando , M. Razzano , S. Razzaque , A. Reimer , O. Reimer , T. Reposeur , S. Ritz , R. W. Romani , M. Roth , H. F. -W. Sadrozinski , C. Sbarra , T. L. Schalk , C. Sgrò , E. J. Siskind , G. Spandre , P. Spinelli , A. W. Strong , H. Takahashi , T. Takahashi , T. Tanaka , J. G. Thayer , J. B. Thayer , L. Tibaldo , M. Tinivella , D. F. Torres , G. Tosti , E. Troja , Y. Uchiyama , T. L. Usher , J. Vandenbroucke , V. Vasileiou , G. Vianello , V. Vitale , A. P. Waite , B. L. Winer , K. S. Wood , M. Wood , Z. Yang , S. Zimmer

High energy electrons and positrons from decaying dark matter can produce a significant flux of gamma rays by inverse Compton off low energy photons in the interstellar radiation field. This possibility is inevitably related with the dark…

High Energy Astrophysical Phenomena · Physics 2014-11-20 Le Zhang , Christoph Weniger , Luca Maccione , Javier Redondo , Guenter Sigl

The interpretation of data from indirect detection experiments searching for dark matter annihilations requires computationally expensive simulations of cosmic-ray propagation. In this work we present a new method based on Recurrent Neural…

High Energy Astrophysical Phenomena · Physics 2021-12-21 Felix Kahlhoefer , Michael Korsmeier , Michael Krämer , Silvia Manconi , Kathrin Nippel

The DArk Matter Particle Explorer (DAMPE) is a space-based particle detector launched on December 17th, 2015 from the Jiuquan Satellite Launch Center (China). The main goals of the DAMPE mission are the study of galactic cosmic rays (CR),…

High Energy Astrophysical Phenomena · Physics 2022-09-14 Francesca Alemanno

Complete anomaly detection strategies that are both signal sensitive and compatible with background estimation have largely focused on resonant signals. Non-resonant new physics scenarios are relatively under-explored and may arise from…

High Energy Physics - Phenomenology · Physics 2024-05-08 Kehang Bai , Radha Mastandrea , Benjamin Nachman

Most classification algorithms used in high energy physics fall under the category of supervised machine learning. Such methods require a training set containing both signal and background events and are prone to classification errors…

Data Analysis, Statistics and Probability · Physics 2015-06-03 Mikael Kuusela , Tommi Vatanen , Eric Malmi , Tapani Raiko , Timo Aaltonen , Yoshikazu Nagai

The PADME Experiment at Laboratori Nationali di Frascati is designed to search for the Dark Photon, a hypothetical gauge boson responsible for the interaction between the visible and the hidden sector. PADME explores the process of…

High Energy Physics - Experiment · Physics 2026-03-31 Kalina Dimitrova

A new generation of upcoming space-based experiments will soon start to probe the spectrum of cosmic ray antiparticles with an unprecedented accuracy and, in particular, will open up a window to energies much higher than those accessible so…

Astrophysics · Physics 2008-11-26 Torsten Bringmann , Pierre Salati

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

The DArk Matter Particle Explorer (DAMPE) is one of the four satellites within Strategic Pioneer Research Program in Space Science of the Chinese Academy of Science (CAS). DAMPE can detect electrons, photons and ions in a wide energy range…

Instrumentation and Methods for Astrophysics · Physics 2017-01-23 Rui Qiao , Wen-Xi Peng , Dong-Ya Guo , Hao Zhao , Huan-Yu Wang

A measurement of the cosmic ray positron fraction e+/(e+ + e-) in the energy range of 1-30 GeV is presented. The measurement is based on data taken by the AMS-01 experiment during its 10 day Space Shuttle flight in June 1998. A proton…

Astrophysics · Physics 2008-11-26 01 Collaboration

Neutron/gamma discrimination has been intensively researched in recent years, due to its unique scientific value and widespread applications. With the advancement of detection materials and algorithms, nowadays we can achieve fairly good…

Instrumentation and Detectors · Physics 2025-05-28 Pengcheng Ai , Hongtao Qin , Xiangming Sun , Kaiwen Shang

Detailed measurements of the spectral structure of cosmic-ray electrons and positrons from 10.6 GeV to 7.5 TeV are presented from over 7 years of observations with the CALorimetric Electron Telescope (CALET) on the International Space…

One of the main purposes of the DArk Matter Particle Explorer (DAMPE) is to measure the cosmic ray nuclei up to several tens of TeV or beyond, whose origin and propagation remains a hot topic in astrophysics. The Plastic Scintillator…

We provide ingredients and recipes for computing signals of TeV-scale Dark Matter annihilations and decays in the Galaxy and beyond. For each DM channel, we present the energy spectra of electrons and positrons, antiprotons, antideuterons,…

High Energy Physics - Phenomenology · Physics 2013-10-11 Marco Cirelli , Gennaro Corcella , Andi Hektor , Gert Hütsi , Mario Kadastik , Paolo Panci , Martti Raidal , Filippo Sala , Alessandro Strumia

The DArk Matter Particle Explorer (DAMPE) is one of the four satellites within Strategic Pioneer Research Program in Space Science of the Chinese Academy of Science (CAS). DAMPE can detect electrons, photons in a wide energy range (5 GeV to…

A series of experiments measuring high-energy cosmic rays have recently reported strong indications for the existence of an excess of high-energy electrons and positrons. If interpreted in terms of the decay of dark matter particles, the…

High Energy Physics - Phenomenology · Physics 2010-01-15 Alejandro Ibarra , David Tran , Christoph Weniger

The DArk Matter Particle Explorer (DAMPE) is a space experiment designed to search for dark matter indirectly by measuring the spectra of photons, electrons, and positrons up to 10 TeV. The BGO electromagnetic calorimeter (ECAL) is its main…

DUNE will be an underground neutrino oscillation experiment that will perform precision measurements of the PMNS mixing parameters, determine unambiguously the mass ordering and discover leptonic CP violation. It also comprises a rich…

Instrumentation and Detectors · Physics 2022-09-21 J. Soto-Oton
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