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Related papers: Fitting B/C cosmic-ray data in the AMS-02 era: A c…

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The AMS-02 experiment measured several secondary-to-primary ratios enabling a detailed study of Galactic cosmic-ray transport. We constrain previously derived benchmark scenarios (based on AMS-02 B/C data only) using other…

High Energy Astrophysical Phenomena · Physics 2020-07-22 Nathanael Weinrich , Yoann Génolini , Mathieu Boudaud , Laurent Derome , David Maurin

The unprecedented quality of the data collected by the AMS-02 experiment onboard the International Space Station allowed us to address subtle questions concerning the origin and propagation of cosmic rays. Here we discuss the implications…

High Energy Astrophysical Phenomena · Physics 2019-06-05 Carmelo Evoli , Roberto Aloisio , Pasquale Blasi

The operation of AMS-02 opens a new era for the study of cosmic ray physics with unprecedentedly precise data which are comparable with the laboratory measurements. The high precision data allow a quantitative study on the cosmic ray…

High Energy Astrophysical Phenomena · Physics 2015-03-23 Qiang Yuan , Xiao-Jun Bi

The AMS-02 experiment is measuring the high energy charged cosmic rays with unprecedented accuracy. We explore the possibility of determining the cosmic-ray propagation models using the AMS-02 data $alone$. A global Bayesian analysis of the…

High Energy Physics - Phenomenology · Physics 2015-09-30 Hong-Bo Jin , Yue-Liang Wu , Yu-Feng Zhou

PAMELA and, more recently, AMS-02, are ushering us into a new era of greatly reduced statistical uncertainties in experimental measurements of cosmic-ray fluxes. In particular, new determinations of traditional diagnostic tools such as the…

High Energy Astrophysical Phenomena · Physics 2015-07-22 Y. Genolini , A. Putze , P. Salati , P. D. Serpico

The recent measurement of the spectra of intermediate mass nuclei and iron nuclei carried out with the AMS-02 experiment provided us with the most complete set of data on cosmic ray fluxes to date, and allowed us to test the standard model…

High Energy Astrophysical Phenomena · Physics 2021-06-10 Benedikt Schroer , Carmelo Evoli , Pasquale Blasi

Cosmic ray (CR) physics has entered a precision-driven era. With the latest AMS-02 nuclei data (boron-to-carbon ratio, proton flux, helium flux and antiproton-to-proton ratio), we perform a global fitting and constrain the primary source…

High Energy Astrophysical Phenomena · Physics 2018-01-31 Jia-Shu Niu , Tianjun Li

Global fits of primary and secondary cosmic-ray (CR) fluxes measured by AMS-02 have great potential to study CR propagation models and search for exotic sources of antimatter such as annihilating dark matter (DM). Previous studies of AMS-02…

High Energy Astrophysical Phenomena · Physics 2019-06-14 Alessandro Cuoco , Jan Heisig , Lukas Klamt , Michael Korsmeier , Michael Krämer

Recent data released by the AMS experiment on the primary spectra and secondary-to-primary ratios in cosmic rays (CRs) can pose tight constraints to astrophysical models of CR acceleration and transport in the Galaxy, thereby providing a…

High Energy Astrophysical Phenomena · Physics 2018-07-31 Nicola Tomassetti

This article aims at establishing new benchmark scenarios for Galactic cosmic-ray propagation in the GV-TV rigidity range, based on fits to the AMS-02 B/C data with the USINE v3.5 propagation code. We employ a new fitting procedure,…

High-energy Li-Be-B nuclei in cosmic rays are being measured with unprecedent accuracy by the AMS experiment. These data bring valuable information to the cosmic ray propagation physics. In particular, combined measurements of B/C and Be/B…

High Energy Astrophysical Phenomena · Physics 2015-10-27 Nicola Tomassetti

Cosmic-ray antiprotons are a remarkable diagnostic tool for the study of astroparticle physics' processes in our Galaxy. While the bulk of measured antiprotons is consistent with a secondary origin, several studies have found evidence for a…

High Energy Astrophysical Phenomena · Physics 2021-08-02 Jan Heisig , Michael Korsmeier , Martin Wolfgang Winkler

Abundances and energy spectra of cosmic ray nuclei are being measured with high accuracy by the AMS experiment. These observations can provide tight constraints to the propagation models of galactic cosmic rays. In the view of the release…

High Energy Astrophysical Phenomena · Physics 2015-11-02 Nicola Tomassetti

The AMS-02 experiment has ushered cosmic-ray physics into precision era. In a companion paper, we designed an improved method to calibrate propagation models on B/C data. Here we provide a robust prediction of the $\bar{p}$ flux, accounting…

High Energy Astrophysical Phenomena · Physics 2020-04-13 Mathieu Boudaud , Yoann Génolini , Laurent Derome , Julien Lavalle , David Maurin , Pierre Salati , Pasquale D. Serpico

We analyze recent AMS-02 comic-ray measurements of Lithium, Beryllium, Boron, Carbon, Nitrogen and Oxygen. The emphasis of the analysis is on systematic uncertainties related to propagation and nuclear cross sections. To investigate the…

High Energy Astrophysical Phenomena · Physics 2021-06-18 Michael Korsmeier , Alessandro Cuoco

Observations of light isotopes in cosmic rays provide valuable information on their origin and propagation in the Galaxy. Using the data collected by the AMS-01 experiment in the range ~0.2-1.5 GeV/nucleon, we compare the measurements on…

High Energy Astrophysical Phenomena · Physics 2012-10-30 N. Tomassetti

We present novel constraints on cosmic-ray propagation in the Galaxy using the recent precise measurements of proton and helium spectra from AMS-02, together with preliminary AMS-02 data on the antiproton over proton ratio. To explore…

High Energy Astrophysical Phenomena · Physics 2017-02-08 Michael Korsmeier , Alessandro Cuoco

The Alpha Magnetic Spectrometer (AMS-02), which is scheduled to be deployed onboard the International Space Station later this year, will be capable of measuring the composition and spectra of GeV-TeV cosmic rays with unprecedented…

High Energy Astrophysical Phenomena · Physics 2014-11-20 Miguel Pato , Dan Hooper , Melanie Simet

Cosmic-ray antiprotons are a powerful tool for astroparticle physics. While the bulk of measured antiprotons is consistent with a secondary origin, the precise data of the AMS-02 experiment provides us with encouraging prospects to search…

High Energy Astrophysical Phenomena · Physics 2021-03-02 Jan Heisig

Galactic cosmic rays (CRs) generally share common propagation features, leading to consistent spectral observations of secondary nuclei such as Li, Be, and B. However, the Li spectrum predicted by the CR diffusion coefficient inferred from…

High Energy Astrophysical Phenomena · Physics 2025-02-11 Meng-Jie Zhao , Xiao-Jun Bi , Kun Fang , Xing-Jian Lv , Peng-Fei Yin
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