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We propose a new method to constrain the location of microlensing objects using EAGLE (Extremely Amplified Gravitational LEnsing) events. We have estimated the rate of EAGLE events by taking the finite-source effect in to account. We found…

Astrophysics · Physics 2009-10-31 Takahiro Sumi , Mareki Honma

The recently observed correlation between HiRes stereo cosmic ray events with energies E ~ 10 EeV and BL Lacs occurs at an angle which strongly suggests that the primary particles are neutral. We analyze whether this correlation, if not a…

Astrophysics · Physics 2008-11-26 P. G. Tinyakov , I. I. Tkachev

We investigate the implications of the current data regarding large scale anisotropies, and examine to what extent they can be used to constrain the origin of UHECRs and the astrophysical parameters of the source scenarios. We discuss the…

High Energy Astrophysical Phenomena · Physics 2022-08-17 D. Allard , J. Aublin , B. Baret , E. Parizot

From May to July 2004, the central radian of the Galactic Plane was scanned by the H.E.S.S. (High Energy Stereoscopic System) telescopes at energies above 200 GeV. This survey was performed from -$3^o$ to +$3^o$ in latitude, for a total of…

Astrophysics · Physics 2016-08-15 A. Lemiere , R. Terrier , A. Djannati-Ataï

Auger data show evidence for a correlation between ultrahigh-energy cosmic rays (UHECRs) and nearby starburst galaxies. This intriguing correlation is consistent with data collected by the Telescope Array, which have revealed a much more…

High Energy Astrophysical Phenomena · Physics 2019-07-16 Jorge F. Soriano , Luis A. Anchordoqui , Diego F. Torres

Di-jet correlations in nucleus-nucleus collisions are studied within the Hadron-String-Dynamics (HSD) transport approach taking into account the reaction of the medium on the jet energy loss nonperturbatively. A comparison with the STAR and…

Nuclear Theory · Physics 2014-11-21 V. P. Konchakovski , E. L. Bratkovskaya , W. Cassing , M. I. Gorenstein

We present the results of a wide-field camera survey of the stars in the Monoceros Ring, thought to be an additional structure in the Milky Way of unknown origin. Lying roughly in the plane of the Milky Way, this may represent a unique…

The IceCube Neutrino Observatory publishes "alert events", i.e. detections of high-energy neutrinos with a moderate-to-high probability of being of astrophysical origin. While some events are produced in the atmosphere, a fraction of alert…

High Energy Astrophysical Phenomena · Physics 2025-04-23 Martina Karl , Paolo Padovani , Paolo Giommi

We use the halo model of clustering to compute two- and three-point correlation functions for weak lensing, and apply them in a new statistical technique to measure properties of massive halos. We present analytical results on the eight…

Astrophysics · Physics 2009-11-07 Masahiro Takada , Bhuvnesh Jain

We fit the HiRes ultra-high energy cosmic ray (UHECR) spectrum measurements with broken power laws in order to identify features. These fits find the previously observed feature known as the Ankle at 10**18.5 eV, as well as evidence for a…

Astrophysics · Physics 2019-08-14 D. R. Bergman

We investigate the occurrence of multiple weak deflections in deep data sets which are used to detect galaxy-galaxy lensing. Using the galaxies in the HDF (North) for which both redshifts and rest-frame blue luminosities are known, we show…

Astrophysics · Physics 2007-05-23 C. O. Wright , T. G. Brainerd

Since astrophysical neutrinos are produced in the interactions of cosmic rays, identifying the origin of cosmic rays using directional correlations with neutrinos is one of the most interesting possibilities of the field. For that purpose,…

High Energy Astrophysical Phenomena · Physics 2020-04-22 Andrea Palladino , Arjen van Vliet , Walter Winter , Anna Franckowiak

The study of propagation of Ultra High Energy Cosmic Rays (UHECR) is a key step in order to unveil the secret of their origin. Up to now it was considered only the influence of the galactic and the extragalactic magnetic fields. In this…

Astrophysics · Physics 2009-11-11 Pascal Chardonnet , Alvise Mattei

High-resolution Doppler spectroscopy has been used to detect several chemical species in exoplanetary atmospheres. Such detections have traditionally relied on cross correlation of observed spectra against spectral model templates, an…

Earth and Planetary Astrophysics · Physics 2020-01-08 Siddharth Gandhi , Nikku Madhusudhan , George Hawker , Anjali Piette

The full-sky multipole coefficients of the ultra-high energy cosmic ray (UHECR) flux have been measured for the first time by the Pierre Auger and Telescope Array collaborations using a joint data set with E > 10 EeV. We calculate these…

High Energy Astrophysical Phenomena · Physics 2015-06-23 P. G. Tinyakov , F. R. Urban

The microlensing event OGLE-2015-BLG-0448 was observed by Spitzer and lay within the tidal radius of the globular cluster NGC 6558. The event had moderate magnification and was intensively observed, hence it had the potential to probe the…

In this paper we present the third data release (DR3) of the Herschel Astrophysical Terahertz Large Area Survey (H-ATLAS). We identify likely near-infrared counterparts to submillimetre sources in the South Galactic Pole (SGP) field using…

Astrophysics of Galaxies · Physics 2022-02-23 B. A. Ward , S. A. Eales , E. Pons , M. W. L. Smith , R. G. McMahon , L. Dunne , R. J. Ivison , S. J. Maddox , M. Negrello

We reanalyze microlensing events in the published list of anomalous events that were observed from the OGLE lensing survey conducted during 2004-2008 period. In order to check the existence of possible degenerate solutions and extract extra…

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