Probing the ATIC peak in the cosmic-ray electron spectrum with H.E.S.S.
Felix Aharonian,A. G. Akhperjanian,Gisela Anton,U. Barres de Almeida,A. R. Bazer-Bachi,Yvonne Becherini,B. Behera,Konrad Bernlöhr,A. Bochow,C. Boisson,J. Bolmont,V. Borrel,J. Brucker,Francois Brun,Pierre Brun,Rolf Bühler,T. Bulik,I. Büsching,Timothé Boutelier,P. M. Chadwick,A. Charbonnier,R. C. G. Chaves,A. Cheesebrough,L.-M. Chounet,G. Coignet,M. Dalton,M. K. Daniel,I. D. Davids,I. D. Davids,B. Degrange,Christoph Deil,Hugh Dickinson,A. Djannati-Ataï,W. Domainko,L. O'c. Drury,Franky Dubois,Guillaume Dubus,J. Dyks,M. Dyrda,Kathrin Egberts,Dimitrios Emmanoulopoulos,P. Espigat,Christian Farnier,F. Feinstein,A. Fiasson,A. Förster,Gerard Fontaine,M. Füßling,Stefano Gabici,Y. A. Gallant,L. Gérard,D. Gerbig,B. Giebels,J. F. Glicenstein,B. Glück,P. Goret,D. Göring,D. Hauser,M. Hauser,S. Heinz,G. Heinzelmann,Gilles Henri,G. Hermann,Jim Hinton,A. Hoffmann,Werner Hofmann,M. Holleran,S. Hoppe,Dieter Horns,A. Jacholkowska,O. C. de Jager,C. Jahn,I. Jung,K. Katarzyński,Uli Katz,Sarah Kaufmann,Eckhard Kendziorra,M. Kerschhaggl,D. Khangulyan,B. Khélifi,D. Keogh,W. Klu'Zniak,T. Kneiske,Nu. Komin,Karl Kosack,R. Kossakowski,G. Lamanna,J.-P. Lenain,Thomas Lohse,V. Marandon,J. M. Martin,Olivier Martineau-Huynh,Alexandre Marcowith,Julien Masbou,David Maurin,T. J. L. McComb,M. C. Medina,R. Moderski,Emmanuel Moulin,M. Naumann-Godo,M. de Naurois,D. Nedbal,D. Nekrassov,B. Nicholas,Jacek Niemiec,S. J. Nolan,Stefan Ohm,J-F. Olive,E. de O˜na,K. J. Orford,Michał Ostrowski,M. Panter,M. Paz Arribas,G. Pedaletti,G. Pelletier,P.-O. Petrucci,S. Pita,Gerd Pühlhofer,Michael Punch,Andreas Quirrenbach,B. C. Raubenheimer,Martin Raue,S. M. Rayner,Olaf Reimer,Matthieu Renaud,Frank M. Rieger,J. Ripken,L. Rob,S. Rosier-Lees,Gavin Rowell,B. Rudak,Cameron B Rulten,J. Ruppel,V. Sahakian,Andrea Santangelo,Reinhard Schlickeiser,F.M. Sch¨ock,R. Schröder,Ullrich Schwanke,S. Schwarzburg,S. Schwemmer,A. Shalchi,J. L. Skilton,Helene Sol,D. Spangler,L. Stawarz,R. Steenkamp,C. Stegmann,F. Stinzing,G. Superina,Anna Szostek,P. H. Tam,J.-P. Tavernet,Regis Terrier,O. Tibolla,M. Tluczykont,C. van Eldik,G. Vasileiadis,Christo Venter,L. Venter,J. P. Vialle,Pascal Vincent,M. Vivier,Heinrich J. Völk,Francesca Volpe,Stefan Wagner,Martin Ward,A. A. Zdziarski,A. Zech +168 more
TLDR
In this article, the authors present a measurement of the cosmic-ray electron spectrum with H.E.S. starting at 340 GeV and show no indication of a structure in the electron spectrum, but rather a power-law spectrum with spectral index of 3.0 +- 0.1 (stat.) + − 0.3 (syst.) which steepens at about 1 TeV.Abstract:
The measurement of an excess in the cosmic-ray electron spectrum between 300 and 800 GeV by the ATIC experiment has - together with the PAMELA detection of a rise in the positron fraction up to 100 GeV - motivated many interpretations in terms of dark matter scenarios; alternative explanations assume a nearby electron source like a pulsar or supernova remnant. Here we present a measurement of the cosmic-ray electron spectrum with H.E.S.S. starting at 340 GeV. The H.E.S.S. data with their lower statistical errors show no indication of a structure in the electron spectrum, but rather a power-law spectrum with spectral index of 3.0 +- 0.1 (stat.) +- 0.3 (syst.) which steepens at about 1 TeV.read more
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Giant gamma-ray bubbles from fermi-lat: active galactic nucleus activity or bipolar galactic wind?
TL;DR: The gamma-ray emission associated with these bubbles has a significantly harder spectrum (dN/dE ~ E 2) than the inverse Compton emission from electrons in the Galactic disk, or the gamma rays produced by the decay of pions from proton-interstellar medium collisions.
Journal ArticleDOI
Freeze-in production of FIMP dark matter
Lawrence J. Hall,Lawrence J. Hall,Lawrence J. Hall,Karsten Jedamzik,John March-Russell,Stephen M. West,Stephen M. West +6 more
TL;DR: In this paper, the authors propose an alternate, calculable mechanism of dark matter genesis, "thermal freeze-in", involving a Feebly Interacting Massive Particle (FIMP) interacting so feebly with the thermal bath that it never attains thermal equilibrium.
Journal ArticleDOI
Precision Measurement of the Proton Flux in Primary Cosmic Rays from Rigidity 1 GV to 1.8 TV with the Alpha Magnetic Spectrometer on the International Space Station
M. Aguilar,D. Aisa,Behcet Alpat,A. Alvino,G. Ambrosi,K. Andeen,Luísa Arruda,N. Attig,Philipp Azzarello,A. Bachlechner,Fernando Barão,A. Barrau,L. Barrin,A. Bartoloni,L. Basara,Markus Battarbee,Roberto Battiston,J. Bazo,U. Becker,M. Behlmann,B. Beischer,J. Berdugo,B. Bertucci,G. Bigongiari,Veronica Bindi,S. Bizzaglia,M. Bizzarri,G. Boella,W. De Boer,K. Bollweg,V. Bonnivard,B. Borgia,S. Borsini,Matteo Boschini,M. Bourquin,J. D. Burger,Franck Cadoux,X. D. Cai,M. Capell,S. Caroff,J. Casaus,V. Cascioli,G. Castellini,I. Cernuda,D. Cerreta,F. Cervelli,M. J. Chae,Yuan-Hann Chang,A. I. Chen,H. S. Chen,G. M. Cheng,H. S. Chen,Lin Cheng,H. Y. Chou,E. Choumilov,V. Choutko,C. H. Chung,C. Clark,R. Clavero,G. Coignet,C. Consolandi,A. Contin,Claudio Corti,E. Cortina Gil,B. Coste,W. Creus,M. Crispoltoni,Z. Cui,Yaomin Dai,C. Delgado,S. Della Torre,M. B. Demirköz,Laurent Derome,S. Di Falco,L. Di Masso,F. Dimiccoli,Carlos Díaz,P. von Doetinchem,F. Donnini,W. J. Du,M. Duranti,D. D'Urso,A. Eline,F. J. Eppling,T. Eronen,Y. Y. Fan,L. Farnesini,J. Feng,E. Fiandrini,A. Fiasson,E. Finch,Peter H. Fisher,Yu. Galaktionov,G. Gallucci,Bruce Rafael Mellado Garcia,R. J. García-López,Corrado Gargiulo,Henning Gast,I. Gebauer,Massimo Gervasi,A. Ghelfi,W. Gillard,F. Giovacchini,P. Goglov,J. Gong,C. Goy,Varlen Grabski,D. Grandi,M. Graziani,C. Guandalini,I. Guerri,K. H. Guo,D. Haas,M. Habiby,Sadakazu Haino,K. C. Han,Z. H. He,Matthias Heil,J. Hoffman,Timothy H. Hsieh,Zhiqi Huang,Changgi Huh,M. Incagli,Maria Ionica,W. Y. Jang,H. Jinchi,K. Kanishev,G. N. Kim,Kwangsoo Kim,T. Kirn,R. Kossakowski,O. Kounina,Andrei Kounine,V. Koutsenko,M. S. Krafczyk,G. La Vacca,E. Laudi,G. Laurenti,I. Lazzizzera,A. Lebedev,H. T. Lee,S. C. Lee,C. Leluc,Giuseppe Levi,H. L. Li,J. Q. Li,Qiang Li,T. X. Li,Wei Li,Y. Li,Z. H. Li,Z. Y. Li,S. Lim,Chia-Hui Lin,P. Lipari,Thomas Lippert,Dong Liu,Hengchang Liu,M. Lolli,Teimuraz Lomtadze,M. J. Lu,S. Q. Lu,Ying Lu,K. Luebelsmeyer,J. Z. Luo,S. S. Lv,R. D. Majka,C. Mañá,J. C. Marin,Tim Martin,G. Martinez,N. Masi,David Maurin,A. Menchaca-Rocha,Q. Meng,D. C. Mo,Luca Morescalchi,P. Mott,M. Müller,J. Q. Ni,N. Nikonov,F. Nozzoli,P. Nunes,A. Obermeier,A. Oliva,M. Orcinha,F. Palmonari,C. Palomares,M. Paniccia,A. Papi,M. Pauluzzi,E. Pedreschi,S. Pensotti,R. Pereira,N. Picot-Clemente,Fabrizio Giulio Luca Pilo,A. Piluso,C. Pizzolotto,V. Plyaskin,M. Pohl,V. Poireau,E. Postaci,Antje Putze,Lucio Quadrani,X. M. Qi,Xubo Qin,Z. Y. Qu,T. Räihä,Pier-Giorgio Rancoita,D. Rapin,J. S. Ricol,I. Rodríguez,S. Rosier-Lees,A. Rozhkov,Davide Rozza,Roald Z. Sagdeev,J. Sandweiss,P. Saouter,C. Sbarra,S. Schael,S. M. Schmidt,A. Schulz von Dratzig,G. Schwering,G. Scolieri,Eun-Suk Seo,B. S. Shan,Y. H. Shan,J. Y. Shi,X. Y. Shi,Yun Shi,T. Siedenburg,Dong-Chul Son,F. Spada,F. Spinella,Won Kyu Calvin Sun,W. H. Sun,Mauro Tacconi,C. P. Tang,X. W. Tang,Zhixiang Tang,L. Tao,D. Tescaro,Samuel C.C. Ting,S. M. Ting,Nicola Tomassetti,J. J. Torsti,C. Türkoğlu,T. Urban,V. Vagelli,E. Valente,C. Vannini,Eino Valtonen,S. S. Vaurynovich,M. Vecchi,Mayda Velasco,J. P. Vialle,V. Vitale,S. Vitillo,Liqiu Wang,Naihua Wang,Q. L. Wang,Ruiguang Wang,Xiaoping Wang,Zheng Wang,Z. L. Weng,K. Whitman,J. Wienkenhöver,H. Wu,Xin Wu,X. Xia,M. Xie,S. Xie,R. Q. Xiong,Gongming Xin,Ningsheng Xu,W. Xu,Qing-Bo Yan,J. Yang,Mingming Yang,Q. H. Ye,H. Yi,Y. J. Yu,Z. Q. Yu,S. Zeissler,J. H. Zhang,M. T. Zhang,X. B. Zhang,Zhijun Zhang,Z. M. Zheng,H. L. Zhuang,Valery Zhukov,A. Zichichi,N. Zimmermann,Paolo Zuccon,C. Zurbach +294 more
TL;DR: In this paper, a precise measurement of the proton flux in primary cosmic rays with rigidity (momentum/charge) from 1.GV to 1.8TV is presented based on 300 million events.
Journal ArticleDOI
Fermi-LAT observations of the diffuse γ-ray emission: implications for cosmic rays and the interstellar medium
Markus Ackermann,Marco Ajello,W. B. Atwood,Luca Baldini,Jean Ballet,Guido Barbiellini,Guido Barbiellini,Denis Bastieri,Denis Bastieri,Keith Bechtol,Ronaldo Bellazzini,B. Berenji,Roger Blandford,E. D. Bloom,Emanuele Bonamente,Emanuele Bonamente,A. W. Borgland,T. J. Brandt,T. J. Brandt,Johan Bregeon,M. Brigida,M. Brigida,P. Bruel,R. Buehler,S. Buson,S. Buson,G. A. Caliandro,R. A. Cameron,P. A. Caraveo,E. Cavazzuti,C. Cecchi,C. Cecchi,Eric Charles,A. Chekhtman,James Chiang,Stefano Ciprini,Stefano Ciprini,R. Claus,Johann Cohen-Tanugi,Jan Conrad,Jan Conrad,S. Cutini,A. De Angelis,F. de Palma,F. de Palma,Charles D. Dermer,Seth Digel,E. Do Couto E Silva,Persis S. Drell,Alex Drlica-Wagner,L. Falletti,C. Favuzzi,C. Favuzzi,S. J. Fegan,Elizabeth C. Ferrara,W. B. Focke,P. Fortin,Yasushi Fukazawa,Stefan Funk,P. Fusco,P. Fusco,Daniele Gaggero,F. Gargano,S. Germani,S. Germani,Nicola Giglietto,Nicola Giglietto,Francesco Giordano,Francesco Giordano,Marcello Giroletti,T. Glanzman,G. Godfrey,J. E. Grove,Sylvain Guiriec,Mats Gustafsson,Daniela Hadasch,Y. Hanabata,Alice K. Harding,M. Hayashida,M. Hayashida,E. Hays,D. Horan,X. Hou,R. E. Hughes,G. Jóhannesson,A. S. Johnson,Randall P. Johnson,T. Kamae,Hideaki Katagiri,Jun Kataoka,Jürgen Knödlseder,Jürgen Knödlseder,M. Kuss,J. Lande,Luca Latronico,Shiu-Hang Lee,Marianne Lemoine-Goumard,Francesco Longo,Francesco Longo,F. Loparco,F. Loparco,Benoit Lott,M. N. Lovellette,P. Lubrano,P. Lubrano,M. N. Mazziotta,Julie McEnery,Julie McEnery,Peter F. Michelson,W. Mitthumsiri,Tsunefumi Mizuno,C. Monte,C. Monte,M. E. Monzani,A. Morselli,Igor V. Moskalenko,S. Murgia,M. Naumann-Godo,Jay P. Norris,E. Nuss,T. Ohsugi,Akira Okumura,Nicola Omodei,E. Orlando,J. F. Ormes,David Paneque,David Paneque,J. H. Panetta,D. Parent,D. Parent,Melissa Pesce-Rollins,M. Pierbattista,F. Piron,G. Pivato,T. A. Porter,S. Rainò,S. Rainò,Riccardo Rando,Riccardo Rando,M. Razzano,M. Razzano,Soebur Razzaque,Soebur Razzaque,A. Reimer,Olaf Reimer,Hartmut Sadrozinski,Carmelo Sgrò,E. J. Siskind,Gloria Spandre,P. Spinelli,P. Spinelli,Andrew W. Strong,D. J. Suson,Hiromitsu Takahashi,Takaaki Tanaka,J. G. Thayer,J. B. Thayer,D. J. Thompson,L. Tibaldo,L. Tibaldo,M. Tinivella,Diego F. Torres,Diego F. Torres,Gino Tosti,Gino Tosti,Eleonora Troja,T. L. Usher,Justin Vandenbroucke,V. Vasileiou,Giacomo Vianello,V. Vitale,V. Vitale,A. P. Waite,P. Wang,Brian L Winer,K. S. Wood,Matthew Wood,Zhenwei Yang,M. Ziegler,Stephan Zimmer +179 more
TL;DR: In this paper, a grid of models is created by varying within observational limits the distribution of cosmic-ray sources, the size of the cosmicray confinement volume (halo), and distribution of interstellar gas.
Journal ArticleDOI
The spectrum of isotropic diffuse gamma-ray emission between 100 MeV and 820 GeV
Markus Ackermann,Marco Ajello,Andrea Albert,W. B. Atwood,Luca Baldini,Jean Ballet,Guido Barbiellini,Guido Barbiellini,Denis Bastieri,Denis Bastieri,Keith Bechtol,Ronaldo Bellazzini,Elisabetta Bissaldi,Roger Blandford,E. D. Bloom,Eugenio Bottacini,T. J. Brandt,Johan Bregeon,P. Bruel,R. Buehler,S. Buson,S. Buson,G. A. Caliandro,R. A. Cameron,M. Caragiulo,P. A. Caraveo,E. Cavazzuti,Claudia Cecchi,Claudia Cecchi,Eric Charles,A. Chekhtman,A. Chekhtman,James Chiang,G. Chiaro,Stefano Ciprini,Stefano Ciprini,R. Claus,Johann Cohen-Tanugi,Jan Conrad,Alessandro Cuoco,Alessandro Cuoco,Alessandro Cuoco,S. Cutini,S. Cutini,Filippo D'Ammando,Filippo D'Ammando,A. De Angelis,F. de Palma,Charles D. Dermer,Seth Digel,E. Do Couto E Silva,Persis S. Drell,C. Favuzzi,C. Favuzzi,Elizabeth C. Ferrara,W. B. Focke,A. Franckowiak,Yasushi Fukazawa,Stefan Funk,P. Fusco,P. Fusco,F. Gargano,Dario Gasparrini,Dario Gasparrini,S. Germani,S. Germani,Nicola Giglietto,Nicola Giglietto,Paolo Giommi,Francesco Giordano,Francesco Giordano,Marcello Giroletti,G. Godfrey,G. A. Gomez-Vargas,G. A. Gomez-Vargas,I. A. Grenier,Sylvain Guiriec,Michael Gustafsson,Daniela Hadasch,Katsuhiro Hayashi,E. Hays,John W. Hewitt,John W. Hewitt,P. Ippoliti,T. Jogler,Gudlaugur Johannesson,A. S. Johnson,W. N. Johnson,T. Kamae,Jun Kataoka,Jürgen Knödlseder,Jürgen Knödlseder,M. Kuss,Stefan Larsson,Luca Latronico,J. Li,Liang Li,Liang Li,Francesco Longo,Francesco Longo,F. Loparco,F. Loparco,Benoit Lott,M. N. Lovellette,P. Lubrano,P. Lubrano,G. M. Madejski,Alberto Manfreda,Francesco Massaro,M. Mayer,M. N. Mazziotta,Julie McEnery,Julie McEnery,Peter F. Michelson,Warit Mitthumsiri,Tsunefumi Mizuno,A. A. Moiseev,A. A. Moiseev,M. E. Monzani,A. Morselli,Igor V. Moskalenko,S. Murgia,Rodrigo Nemmen,Rodrigo Nemmen,E. Nuss,T. Ohsugi,Nicola Omodei,E. Orlando,J. F. Ormes,David Paneque,David Paneque,J. H. Panetta,J. S. Perkins,Melissa Pesce-Rollins,F. Piron,G. Pivato,T. A. Porter,S. Rainò,S. Rainò,Riccardo Rando,Riccardo Rando,M. Razzano,Soebur Razzaque,A. Reimer,Olaf Reimer,T. Reposeur,Steven Ritz,Roger W. Romani,Miguel A. Sánchez-Conde,M. Schaal,M. Schaal,André Schulz,Carmelo Sgrò,E. J. Siskind,Gloria Spandre,P. Spinelli,P. Spinelli,Andrew W. Strong,D. J. Suson,Hiromitsu Takahashi,J. G. Thayer,J. B. Thayer,L. Tibaldo,M. Tinivella,Diego F. Torres,Diego F. Torres,Gino Tosti,Gino Tosti,Eleonora Troja,Eleonora Troja,Yasunobu Uchiyama,Giacomo Vianello,Michael David Werner,Brian L Winer,K. S. Wood,Matthew Wood,Gabrijela Zaharijas,Stephan Zimmer +177 more
TL;DR: The first IGRB measurement with the Large Area Telescope (LAT) on board the Fermi Gamma-ray Space Telescope (Fermi) used 10 months of sky-survey data and considered an energy range between 200 MeV and 100 GeV.
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An anomalous positron abundance in cosmic rays with energies 1.5-100 GeV
O. Adriani,G. C. Barbarino,G. A. Bazilevskaya,Roberto Bellotti,Mirko Boezio,E. A. Bogomolov,Lorenzo Bonechi,M. Bongi,V. Bonvicini,S. Bottai,A. Bruno,F. Cafagna,D. Campana,Per Carlson,Marco Casolino,G. Castellini,M. P. De Pascale,G. De Rosa,N. De Simone,V. Di Felice,A. M. Galper,L. A. Grishantseva,Petter Hofverberg,S. V. Koldashov,S. Y. Krutkov,A. N. Kvashnin,A. A. Leonov,V. Malvezzi,L. Marcelli,W. Menn,V. V. Mikhailov,E. Mocchiutti,Silvio Orsi,G. Osteria,P. Papini,Mark Pearce,P. Picozza,Marco Ricci,S. B. Ricciarini,M. Simon,Roberta Sparvoli,Piero Spillantini,Y. I. Stozhkov,Andrea Vacchi,E. Vannuccini,G. I. Vasilyev,S. A. Voronov,Y. T. Yurkin,G. Zampa,N. Zampa,V. G. Zverev +50 more
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Jin Chang,James H. Adams,H. S. Ahn,G. L. Bashindzhagyan,M. Christl,O. Ganel,T. G. Guzik,Joachim Isbert,K. C. Kim,E. N. Kuznetsov,M. I. Panasyuk,Alexander D. Panov,Wolfgang Schmidt,Eun-Suk Seo,N. V. Sokolskaya,John W. Watts,John P. Wefel,J. Wu,V. I. Zatsepin +18 more
TL;DR: An excess of galactic cosmic-ray electrons at energies of ∼300–800 GeV is reported, which indicates a nearby source of energetic electrons, or the electrons could arise from the annihilation of dark matter particles.
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Measurement of the Cosmic Ray e+ + e- spectrum from 20 GeV to 1 TeV with the Fermi Large Area Telescope.
A. A. Abdo,Markus Ackermann,Marco Ajello,Magnus Axelsson,Luca Baldini,Jean Ballet,Guido Barbiellini,Denis Bastieri,M. Battelino,M. Battelino,B. M. Baughman,Keith Bechtol,Ronaldo Bellazzini,B. Berenji,Roger Blandford,Elliott D. Bloom,G. Bogaert,Emanuele Bonamente,A. W. Borgland,Johan Bregeon,A. Brez,M. Brigida,P. Bruel,T. H. Burnett,G. A. Caliandro,R. A. Cameron,P. A. Caraveo,P. Carlson,P. Carlson,J. M. Casandjian,Claudia Cecchi,E. Charles,A. Chekhtman,A. Chekhtman,C. C. Cheung,James Chiang,Stefano Ciprini,R. Claus,Johann Cohen-Tanugi,L. R. Cominsky,Jan Conrad,Jan Conrad,Jan Conrad,S. Cutini,Charles D. Dermer,A. De Angelis,F. de Palma,Seth Digel,G. Di Bernardo,E. Do Couto E Silva,Persis S. Drell,Richard Dubois,D. Dumora,Y. Edmonds,C. Farnier,C. Favuzzi,W. B. Focke,Marco Frailis,Yasushi Fukazawa,Stefan Funk,P. Fusco,Daniele Gaggero,F. Gargano,Dario Gasparrini,Neil Gehrels,Neil Gehrels,S. Germani,B. Giebels,Nicola Giglietto,F. Giordano,T. Glanzman,G.L. Godfrey,Dario Grasso,I. A. Grenier,M.-H. Grondin,J. E. Grove,L. Guillemot,Sylvain Guiriec,Y. Hanabata,Alice K. Harding,R. C. Hartman,M. Hayashida,E. Hays,R. E. Hughes,Gudlaugur Johannesson,A. S. Johnson,R. P. Johnson,W. N. Johnson,T. Kamae,Hideaki Katagiri,Jun Kataoka,N. Kawai,Matthew Kerr,Jürgen Knödlseder,Daniel Kocevski,F. Kuehn,M. Kuss,J. Lande,Luca Latronico,M. Lemoine-Goumard,Francesco Longo,F. Loparco,B. Lott,M. N. Lovellette,P. Lubrano,Grzegorz Madejski,A. Makeev,A. Makeev,M.M. Massai,M. N. Mazziotta,W. McConville,W. McConville,Julie McEnery,C. Meurer,Peter F. Michelson,W. Mitthumsiri,Tsunefumi Mizuno,A. A. Moiseev,A. A. Moiseev,C. Monte,M. E. Monzani,Elena Moretti,A. Morselli,Igor V. Moskalenko,S. Murgia,P. L. Nolan,J. P. Norris,E. Nuss,T. Ohsugi,Nicola Omodei,E. Orlando,J. F. Ormes,M. Ozaki,David Paneque,J. H. Panetta,D. Parent,V. Pelassa,M. Pepe,Melissa Pesce-Rollins,F. Piron,Martin Pohl,T. A. Porter,Stefano Profumo,S. Rainò,Riccardo Rando,M. Razzano,A. Reimer,Olaf Reimer,T. Reposeur,S. Ritz,S. Ritz,L.S. Rochester,A. Y. Rodriguez,Roger W. Romani,M. Roth,Felix Ryde,Felix Ryde,H. F.W. Sadrozinski,David Sánchez,A. Sander,P. M. Saz Parkinson,Jeffrey D. Scargle,T. Schalk,A. Sellerholm,Carmelo Sgrò,David Smith,P. D. Smith,Gloria Spandre,P. Spinelli,Jean-Luc Starck,T. E. Stephens,M. S. Strickman,Andrew W. Strong,D. J. Suson,H. Tajima,Hiromitsu Takahashi,Tadayuki Takahashi,Takaaki Tanaka,J. B. Thayer,J. G. Thayer,D. J. Thompson,L. Tibaldo,O. Tibolla,Diego F. Torres,G. Tosti,A. Tramacere,Yasunobu Uchiyama,T. L. Usher,A. van Etten,V. Vasileiou,V. Vasileiou,N. Vilchez,V. Vitale,A. P. Waite,E. Wallace,Paul J. Wang,Brian L Winer,K. S. Wood,T. Ylinen,T. Ylinen,T. Ylinen,M. Ziegler +201 more
TL;DR: In this article, the Fermi Large Area Telescope (Fermi LAT) was used to detect the electron spectrum up to 1 TeV using a diffusive model and a potential local extra component.
Journal ArticleDOI
The status of the HESS project
TL;DR: The High Energy Stereoscopic System (HESS) is a system of four, 107 m2 mirror area, imaging Cherenkov telescopes under construction in the Khomas Highland of Namibia (1800 m asl) as mentioned in this paper.
Journal ArticleDOI
The Status of the H.E.S.S. Project
TL;DR: The High Energy Stereoscopic System (H.E.S.) as discussed by the authors is a system of four, 107 m^2 mirror area, imaging Cherenkov telescopes under construction in the Khomas Highland of Namibia (1800 m asl).
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An anomalous positron abundance in cosmic rays with energies 1.5-100 GeV
O. Adriani,G. C. Barbarino,G. A. Bazilevskaya,Roberto Bellotti,Mirko Boezio,E. A. Bogomolov,Lorenzo Bonechi,M. Bongi,V. Bonvicini,S. Bottai,A. Bruno,F. Cafagna,D. Campana,Per Carlson,Marco Casolino,G. Castellini,M. P. De Pascale,G. De Rosa,N. De Simone,V. Di Felice,A. M. Galper,L. A. Grishantseva,Petter Hofverberg,S. V. Koldashov,S. Y. Krutkov,A. N. Kvashnin,A. A. Leonov,V. Malvezzi,L. Marcelli,W. Menn,V. V. Mikhailov,E. Mocchiutti,Silvio Orsi,G. Osteria,P. Papini,Mark Pearce,P. Picozza,Marco Ricci,S. B. Ricciarini,M. Simon,Roberta Sparvoli,Piero Spillantini,Y. I. Stozhkov,Andrea Vacchi,E. Vannuccini,G. I. Vasilyev,S. A. Voronov,Y. T. Yurkin,G. Zampa,N. Zampa,V. G. Zverev +50 more
Energy Spectrum of Cosmic-Ray Electrons at TeV Energies
Felix Aharonian,A. G. Akhperjanian,U. Barres de Almeida,A. R. Bazer-Bachi,Yvonne Becherini,B. Behera,Wystan Benbow,Konrad Bernlöhr,Catherine Boisson,A. Bochow,V. Borrel,Ilana M. Braun,E. Brion,J. Brucker,Pierre Brun,Rolf Bühler,Tomasz Bulik,I. Büsching,Timothé Boutelier,Svenja Carrigan,P. M. Chadwick,A. Charbonnier,R. C. G. Chaves,A. Cheesebrough,L.-M. Chounet,A. C. Clapson,G. Coignet,Luigi Costamante,M. Dalton,B. Degrange,Christoph Deil,Hugh Dickinson,A. Djannati-Ataï,W. Domainko,Luke O'c. Drury,Franky Dubois,Guillaume Dubus,J. Dyks,M. Dyrda,Kathrin Egberts,Dimitrios Emmanoulopoulos,P. Espigat,C. Farnier,F. Feinstein,A. Fiasson,A. Förster,G. Fontaine,M. Fussling,Stefano Gabici,Y. A. Gallant,L. Gérard,B. Giebels,J.F. Glicenstein,B. Glück,P. Goret,C. Hadjichristidis,D. Hauser,M. Hauser,S. Heinz,G. Heinzelmann,Gilles Henri,German Hermann,Jim Hinton,A. Hoffmann,Werner Hofmann,M. Holleran,S. Hoppe,Dieter Horns,A. Jacholkowska,O. C. de Jager,I. Jung,K. Katarzyński,Sarah Kaufmann,Eckhard Kendziorra,M. Kerschhaggl,Dmitry Khangulyan,B. Khélifi,D. Keogh,Nu. Komin,K. Kosack,G. Lamanna,J.-P. Lenain,Thomas Lohse,V. Marandon,Jean Michel Martin,Olivier Martineau-Huynh,A. Marcowith,David Maurin,T. J. L. McComb,C. Medina,Rafał Moderski,Emmanuel Moulin,M. Naumann-Godo,M. de Naurois,D. Nedbal,D. Nekrassov,Jacek Niemiec,S. J. Nolan,Stefan Ohm,J-F. Olive,E. D. Wilhelmi,K. J. Orford,J. L. Osborne,Michał Ostrowski,M. Panter,G. Pedaletti,G. Pelletier,P.-O. Petrucci,S. Pita,G. Pühlhofer,Michael Punch,Andreas Quirrenbach,B. C. Raubenheimer,M. Raue,S. M. Rayner,Matthieu Renaud,Frank M. Rieger,J. Ripken,L. Rob,S. Rosier-Lees,Gavin Rowell,B. Rudak,Cameron B Rulten,J. Ruppel,V. Sahakian,Andrea Santangelo,Reinhard Schlickeiser,F. M. Schöck,R. Schröder,U. Schwanke,S. Schwarzburg,S. Schwemmer,A. Shalchi,J. L. Skilton,Helene Sol,D. Spangler,L. Stawarz,R. Steenkamp,C. Stegmann,G. Superina,P. H. Tam,J. P. Tavernet,Regis Terrier,O. Tibolla,C. van Eldik,G. Vasileiadis,Christo Venter,J. P. Vialle,P. Vincent,M. Vivier,Heinrich J. Völk,Francesca Volpe,Stefan Wagner,Martin Ward,Andrzej A. Zdziarski,A. Zech +155 more
Measurement of the Cosmic Ray e+ + e- spectrum from 20 GeV to 1 TeV with the Fermi Large Area Telescope.
A. A. Abdo,Markus Ackermann,Marco Ajello,Magnus Axelsson,Luca Baldini,Jean Ballet,Guido Barbiellini,Denis Bastieri,M. Battelino,M. Battelino,B. M. Baughman,Keith Bechtol,Ronaldo Bellazzini,B. Berenji,Roger Blandford,Elliott D. Bloom,G. Bogaert,Emanuele Bonamente,A. W. Borgland,Johan Bregeon,A. Brez,M. Brigida,P. Bruel,T. H. Burnett,G. A. Caliandro,R. A. Cameron,P. A. Caraveo,P. Carlson,P. Carlson,J. M. Casandjian,Claudia Cecchi,E. Charles,A. Chekhtman,A. Chekhtman,C. C. Cheung,James Chiang,Stefano Ciprini,R. Claus,Johann Cohen-Tanugi,L. R. Cominsky,Jan Conrad,Jan Conrad,Jan Conrad,S. Cutini,Charles D. Dermer,A. De Angelis,F. de Palma,Seth Digel,G. Di Bernardo,E. Do Couto E Silva,Persis S. Drell,Richard Dubois,D. Dumora,Y. Edmonds,C. Farnier,C. Favuzzi,W. B. Focke,Marco Frailis,Yasushi Fukazawa,Stefan Funk,P. Fusco,Daniele Gaggero,F. Gargano,Dario Gasparrini,Neil Gehrels,Neil Gehrels,S. Germani,B. Giebels,Nicola Giglietto,F. Giordano,T. Glanzman,G.L. Godfrey,Dario Grasso,I. A. Grenier,M.-H. Grondin,J. E. Grove,L. Guillemot,Sylvain Guiriec,Y. Hanabata,Alice K. Harding,R. C. Hartman,M. Hayashida,E. Hays,R. E. Hughes,Gudlaugur Johannesson,A. S. Johnson,R. P. Johnson,W. N. Johnson,T. Kamae,Hideaki Katagiri,Jun Kataoka,N. Kawai,Matthew Kerr,Jürgen Knödlseder,Daniel Kocevski,F. Kuehn,M. Kuss,J. Lande,Luca Latronico,M. Lemoine-Goumard,Francesco Longo,F. Loparco,B. Lott,M. N. Lovellette,P. Lubrano,Grzegorz Madejski,A. Makeev,A. Makeev,M.M. Massai,M. N. Mazziotta,W. McConville,W. McConville,Julie McEnery,C. Meurer,Peter F. Michelson,W. Mitthumsiri,Tsunefumi Mizuno,A. A. Moiseev,A. A. Moiseev,C. Monte,M. E. Monzani,Elena Moretti,A. Morselli,Igor V. Moskalenko,S. Murgia,P. L. Nolan,J. P. Norris,E. Nuss,T. Ohsugi,Nicola Omodei,E. Orlando,J. F. Ormes,M. Ozaki,David Paneque,J. H. Panetta,D. Parent,V. Pelassa,M. Pepe,Melissa Pesce-Rollins,F. Piron,Martin Pohl,T. A. Porter,Stefano Profumo,S. Rainò,Riccardo Rando,M. Razzano,A. Reimer,Olaf Reimer,T. Reposeur,S. Ritz,S. Ritz,L.S. Rochester,A. Y. Rodriguez,Roger W. Romani,M. Roth,Felix Ryde,Felix Ryde,H. F.W. Sadrozinski,David Sánchez,A. Sander,P. M. Saz Parkinson,Jeffrey D. Scargle,T. Schalk,A. Sellerholm,Carmelo Sgrò,David Smith,P. D. Smith,Gloria Spandre,P. Spinelli,Jean-Luc Starck,T. E. Stephens,M. S. Strickman,Andrew W. Strong,D. J. Suson,H. Tajima,Hiromitsu Takahashi,Tadayuki Takahashi,Takaaki Tanaka,J. B. Thayer,J. G. Thayer,D. J. Thompson,L. Tibaldo,O. Tibolla,Diego F. Torres,G. Tosti,A. Tramacere,Yasunobu Uchiyama,T. L. Usher,A. van Etten,V. Vasileiou,V. Vasileiou,N. Vilchez,V. Vitale,A. P. Waite,E. Wallace,Paul J. Wang,Brian L Winer,K. S. Wood,T. Ylinen,T. Ylinen,T. Ylinen,M. Ziegler +201 more