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相关论文: Fermi Observations of the Large Magellanic Cloud

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We report the second extragalactic pulsar wind nebula (PWN) to be detected in the MeV-GeV band by the Fermi-LAT, located within the Large Magellanic Cloud (LMC). The only other known PWN to emit in the Fermi band outside of the Milky Way…

We present a catalog of high-energy gamma-ray sources detected by the Large Area Telescope (LAT), the primary science instrument on the Fermi Gamma-ray Space Telescope (Fermi), during the first 11 months of the science phase of the mission,…

高能天体物理现象 · 物理学 2015-05-18 LAT Collaboration

We present the first spectroscopically resolved \ha\ emission map of the Large Magellanic Cloud's (LMC) galactic wind. By combining new Wisconsin H-alpha Mapper (WHAM) observations ($I_{\rm H\alpha}\gtrsim10~{\rm mR}$) with existing \hicm\…

In this paper, we build from previous work (Bustard et al. 2018) and present simulations of recent (within the past Gyr), magnetized, cosmic ray driven outflows from the Large Magellanic Cloud (LMC), including our first attempts to…

星系天体物理 · 物理学 2020-04-28 Chad Bustard , Ellen G. Zweibel , Elena D'Onghia , J. S. Gallagher , Ryan Farber

One of the most exciting discoveries of recent years is a pair of gigantic gamma-ray emission regions, the so-called Fermi bubbles, above and below the Galactic center. The bubbles, discovered by the Fermi space telescope, extend up to…

高能天体物理现象 · 物理学 2015-06-23 Satyendra Thoudam

In this paper we report the Fermi Large Area Telescope (LAT) detection of the gamma-ray emission toward the young star forming region W43. Using the latest source catalog and diffuse background models, the extended gamma-ray excess is…

高能天体物理现象 · 物理学 2020-08-19 Rui-zhi Yang , Yuan Wang

We present a catalog of sources of very high energy (E>100 GeV) gamma-rays detected by the Large Area Telescope (LAT) onboard the Fermi Gamma-Ray Space Telescope at Galactic latitudes |b|>=10 degrees. We cross-correlate the directions of…

高能天体物理现象 · 物理学 2015-05-18 A. Neronov , D. V. Semikoz , Ie. Vovk

During its first three years of operation, the Fermi Gamma-ray Space Telescope has provided an unprecedented view of the high energy gamma-ray sky, and also performed direct measurements of the cosmic-ray leptons and searches for signals…

高能天体物理现象 · 物理学 2022-03-02 L. Baldini , L. Tibaldo

The Large Area Telescope (LAT) aboard the Fermi satellite allows us to study the high-energy gamma-ray sky with unprecedented sensitivity. However, the origin of 31% of the detected gamma-ray sources remains unknown. This population of…

高能天体物理现象 · 物理学 2015-05-27 Hannes-S. Zechlin , Dieter Horns

Fermi LAT (Large Area Telescope) and GBM (Gamma ray Burst Monitor) observations of GRBs are briefly reviewed, keeping in mind EGRET expectations. Using gamma\gamma constraints on outflow Lorentz factors, leptonic models are pitted against…

高能天体物理现象 · 物理学 2015-05-19 Charles D. Dermer

Star-forming and starburst galaxies, which are well-known cosmic-rays reservoirs, are expected to emit gamma-rays and neutrinos predominantly via hadronic collisions. In this Letter, we analyze the 10-year Fermi-LAT spectral energy…

高能天体物理现象 · 物理学 2021-10-07 Antonio Ambrosone , Marco Chianese , Damiano F. G. Fiorillo , Antonio Marinelli , Gennaro Miele

The Fermi observatory is advancing our knowledge of Gamma-Ray Bursts (GRBs) through pioneering observations at high energies, covering more than 7 decades in energy with the two on-board detectors, the Large Area Telescope (LAT) and the…

高能天体物理现象 · 物理学 2010-07-21 Fermi-LAT , Fermi-GBM Collaborations

The Laser Interferometer Space Antenna (LISA) will unveil the non-transient gravitational wave sky full of inspiralling stellar-mass compact binaries within the Local Universe. The Large Magellanic Cloud (LMC) is expected to be prominent on…

星系天体物理 · 物理学 2023-03-15 Michael A. Keim , Valeriya Korol , Elena M. Rossi

We present an analysis of the gamma-ray data obtained with the Large Area Telescope (LAT) onboard the Fermi Gamma-ray Space Telescope in the direction of SNR W49B (G43.3-0.2). A bright unresolved gamma-ray source detected at a significance…

高能天体物理现象 · 物理学 2015-05-19 LAT Collaboration

We present an analysis of the gamma-ray measurements by the Large Area Telescope(LAT) onboard the \textit{Fermi Gamma-ray Space Telescope} in the region of the supernova remnant(SNR) Cygnus Loop(G74.0$-$8.5). We detect significant gamma-ray…

高能天体物理现象 · 物理学 2015-05-30 H. Katagiri , L. Tibaldo , J. Ballet , F. Giordano , I. A. Grenier , T. A. Porter , M. Roth , O. Tibolla , Y. Uchiyama , R. Yamazaki

Most of the celestial gamma rays detected by the Large Area Telescope (LAT) aboard the Fermi Gamma-ray Space Telescope originate from the interstellar medium when energetic cosmic rays interact with interstellar nucleons and photons.…

高能天体物理现象 · 物理学 2016-04-27 F. Acero , M. Ackermann , M. Ajello , A. Albert , L. Baldini , J. Ballet , G. Barbiellini , D. Bastieri , R. Bellazzini , E. Bissaldi , E. D. Bloom , R. Bonino , E. Bottacini , T. J. Brandt , J. Bregeon , P. Bruel , R. Buehler , S. Buson , G. A. Caliandro , R. A. Cameron , M. Caragiulo , P. A. Caraveo , J. M. Casandjian , E. Cavazzuti , C. Cecchi , E. Charles , A. Chekhtman , J. Chiang , G. Chiaro , S. Ciprini , R. Claus , J. Cohen-Tanugi , J. Conrad , A. Cuoco , S. Cutini , F. D'Ammando , A. de Angelis , F. de Palma , R. Desiante , S. W. Digel , L. Di Venere , P. S. Drell , C. Favuzzi , S. J. Fegan , E. C. Ferrara , W. B. Focke , A. Franckowiak , S. Funk , P. Fusco , F. Gargano , D. Gasparrini , N. Giglietto , F. Giordano , M. Giroletti , T. Glanzman , G. Godfrey , I. A. Grenier , S. Guiriec , D. Hadasch , A. K. Harding , K. Hayashi , E. Hays , J. W. Hewitt , A. B. Hill , D. Horan , X. Hou , T. Jogler , G. Jóhannesson , T. Kamae , M. Kuss , D. Landriu , S. Larsson , L. Latronico , J. Li , L. Li , F. Longo , F. Loparco , M. N. Lovellette , P. Lubrano , S. Maldera , D. Malyshev , A. Manfreda , P. Martin , M. Mayer , M. N. Mazziotta , J. E. McEnery , P. F. Michelson , N. Mirabal , T. Mizuno , M. E. Monzani , A. Morselli , E. Nuss , T. Ohsugi , N. Omodei , M. Orienti , E. Orlando , J. F. Ormes , D. Paneque , M. Pesce-Rollins , F. Piron , G. Pivato , S. Rainò , R. Rando , M. Razzano , S. Razzaque , A. Reimer , O. Reimer , Q. Remy , N. Renault , M. Sánchez-Conde , M. Schaal , A. Schulz , C. Sgrò , E. J. Siskind , F. Spada , G. Spandre , P. Spinelli , A. W. Strong , D. J. Suson , H. Tajima , H. Takahashi , J. B. Thayer , D. J. Thompson , L. Tibaldo , M. Tinivella , D. F. Torres , G. Tosti , E. Troja , G. Vianello , M. Werner , K. S. Wood , M. Wood , G. Zaharijas , S. Zimmer

Active galactic nuclei (AGN) with jets seen at small viewing angles are the most luminous and abundant objects in the $\gamma$-ray sky. AGN with jets misaligned along the line-of-sight appear fainter in the sky, but are more numerous than…

高能天体物理现象 · 物理学 2015-06-15 M. Di Mauro , F. Calore , F. Donato , M. Ajello , L. Latronico

Cosmic rays fill up the entire volume of galaxies, providing an important source of heating and ionisation of the interstellar medium, and may play a significant role in the regulation of star formation and galactic evolution. Diffuse…

高能天体物理现象 · 物理学 2015-06-03 Troy A. Porter

The past decade has presented a revolution in the field of observational high energy gamma-ray astrophysics with the advent of a new generation in ground-based TeV telescopes and subsequent GeV space telescopes. The Fermi Large Area…

高能天体物理现象 · 物理学 2019-08-14 Adam B. Hill , Richard Dubois , Diego F. Torres

We present a study of the magnetic field of the Large Magellanic Cloud (LMC), carried out using diffuse polarized synchrotron emission data at 1.4 GHz acquired at the Parkes Radio Telescope and the Australia Telescope Compact Array. The…