S
Sylvain Guiriec
Researcher at George Washington University
Publications - 191
Citations - 24640
Sylvain Guiriec is an academic researcher from George Washington University. The author has contributed to research in topics: Fermi Gamma-ray Space Telescope & Gamma-ray burst. The author has an hindex of 76, co-authored 191 publications receiving 22623 citations. Previous affiliations of Sylvain Guiriec include University of Alabama in Huntsville & Goddard Space Flight Center.
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Journal ArticleDOI
Searching for dark matter annihilation from Milky Way dwarf spheroidal galaxies with six years of Fermi Large Area Telescope data
Markus Ackermann,Andrea Albert,Brandon Anderson,W. B. Atwood,Luca Baldini,Guido Barbiellini,Denis Bastieri,Keith Bechtol,Ronaldo Bellazzini,Elisabetta Bissaldi,Roger Blandford,E. D. Bloom,R. Bonino,Eugenio Bottacini,T. J. Brandt,Johan Bregeon,P. Bruel,R. Buehler,G. A. Caliandro,R. A. Cameron,R. Caputo,M. Caragiulo,P. A. Caraveo,C. Cecchi,Eric Charles,A. Chekhtman,James Chiang,G. Chiaro,Stefano Ciprini,R. Claus,Johann Cohen-Tanugi,Jan Conrad,Alessandro Cuoco,S. Cutini,Filippo D'Ammando,A. De Angelis,F. de Palma,R. Desiante,Seth Digel,L. Di Venere,Persis S. Drell,Alex Drlica-Wagner,R. Essig,C. Favuzzi,S. J. Fegan,Elizabeth C. Ferrara,W. B. Focke,A. Franckowiak,Yasushi Fukazawa,Stefan Funk,P. Fusco,F. Gargano,Dario Gasparrini,Nicola Giglietto,Francesco Giordano,Marcello Giroletti,T. Glanzman,G. Godfrey,G. A. Gomez-Vargas,I. A. Grenier,Sylvain Guiriec,M. Gustafsson,E. Hays,John W. Hewitt,D. Horan,T. Jogler,Gudlaugur Johannesson,M. Kuss,Stefan Larsson,Luca Latronico,Jingcheng Li,L. Li,M. Llena Garde,Francesco Longo,F. Loparco,P. Lubrano,D. Malyshev,M. Mayer,M. N. Mazziotta,Julie McEnery,Manuel Meyer,Peter F. Michelson,Tsunefumi Mizuno,A. A. Moiseev,M. E. Monzani,A. Morselli,S. Murgia,E. Nuss,T. Ohsugi,M. Orienti,E. Orlando,J. F. Ormes,David Paneque,J. S. Perkins,Melissa Pesce-Rollins,F. Piron,G. Pivato,T. A. Porter,S. Rainò,R. Rando,M. Razzano,A. Reimer,Olaf Reimer,Steven Ritz,Miguel A. Sánchez-Conde,André Schulz,Neelima Sehgal,Carmelo Sgrò,E. J. Siskind,F. Spada,Gloria Spandre,P. Spinelli,Louis E. Strigari,Hiroyasu Tajima,Hiromitsu Takahashi,J. B. Thayer,L. Tibaldo,Diego F. Torres,Eleonora Troja,Giacomo Vianello,Michael David Werner,Brian L Winer,K. S. Wood,Matthew Wood,Gabrijela Zaharijas,Stephan Zimmer +125 more
TL;DR: In this article, the authors report on γ-ray observations of the Milky-Way satellite galaxies (dSphs) based on six years of Fermi Large Area Telescope data processed with the new Pass8 event-level analysis.
Journal ArticleDOI
The second fermi large area telescope catalog of gamma-ray pulsars
A. A. Abdo,A. A. Abdo,Marco Ajello,Alice Allafort,Luca Baldini,Jean Ballet,Guido Barbiellini,Guido Barbiellini,Matthew G. Baring,Denis Bastieri,Denis Bastieri,Andrea Belfiore,Andrea Belfiore,Andrea Belfiore,Ronaldo Bellazzini,Bhaswati Bhattacharyya,Elisabetta Bissaldi,E. D. Bloom,Emanuele Bonamente,Emanuele Bonamente,Eugenio Bottacini,Terri Brandt,Johan Bregeon,M. Brigida,M. Brigida,P. Bruel,R. Buehler,M. Burgay,T. H. Burnett,G. Busetto,G. Busetto,S. Buson,S. Buson,G. A. Caliandro,R. A. Cameron,Fernando Camilo,Fernando Camilo,P. A. Caraveo,J. M. Casandjian,C. Cecchi,C. Cecchi,Omer Celik,Omer Celik,Eric Charles,Sylvain Chaty,R. C. G. Chaves,A. Chekhtman,A. Chekhtman,A. W. Chen,James Chiang,G. Chiaro,Stefano Ciprini,R. Claus,Ismaël Cognard,Johann Cohen-Tanugi,L. R. Cominsky,Jan Conrad,S. Cutini,Filippo D'Ammando,A. De Angelis,M. E. DeCesar,M. E. DeCesar,A. De Luca,P. R. den Hartog,F. de Palma,F. de Palma,Charles D. Dermer,Gregory Desvignes,Gregory Desvignes,Seth Digel,L. Di Venere,Persis S. Drell,Alex Drlica-Wagner,R. Dubois,D. Dumora,Cristobal M. Espinoza,L. Falletti,C. Favuzzi,C. Favuzzi,Elizabeth C. Ferrara,W. B. Focke,A. Franckowiak,Paulo C. C. Freire,Stefan Funk,P. Fusco,P. Fusco,F. Gargano,Dario Gasparrini,S. Germani,S. Germani,Nicola Giglietto,Nicola Giglietto,Paolo Giommi,Francesco Giordano,Francesco Giordano,Marcello Giroletti,T. Glanzman,G. Godfrey,Eric V. Gotthelf,I. A. Grenier,M.-H. Grondin,M.-H. Grondin,J. E. Grove,L. Guillemot,Sylvain Guiriec,D. Hadasch,Y. Hanabata,Alice K. Harding,M. Hayashida,M. Hayashida,E. Hays,Jason W. T. Hessels,Jason W. T. Hessels,John W. Hewitt,A. B. Hill,A. B. Hill,D. Horan,Xian Hou,R. E. Hughes,Miranda Jackson,Miranda Jackson,Gemma H. Janssen,T. Jogler,Gudlaugur Johannesson,R. P. Johnson,A. S. Johnson,Tyrel J. Johnson,Tyrel J. Johnson,W. N. Johnson,Simon Johnston,T. Kamae,Jun Kataoka,Michael Keith,Matthew Kerr,Jürgen Knödlseder,Jürgen Knödlseder,Michael Kramer,Michael Kramer,M. Kuss,J. Lande,S. Larsson,Luca Latronico,Marianne Lemoine-Goumard,Francesco Longo,Francesco Longo,F. Loparco,F. Loparco,M. N. Lovellette,P. Lubrano,P. Lubrano,Andrew Lyne,R. N. Manchester,M. Marelli,Francesco Massaro,M. Mayer,M. N. Mazziotta,Julie McEnery,Julie McEnery,Maura McLaughlin,J. Mehault,Peter F. Michelson,Roberto Mignani,Roberto Mignani,Roberto Mignani,W. Mitthumsiri,Tsunefumi Mizuno,A. A. Moiseev,A. A. Moiseev,M. E. Monzani,A. Morselli,Igor V. Moskalenko,S. Murgia,Takeshi Nakamori,Rodrigo Nemmen,E. Nuss,Masanori Ohno,T. Ohsugi,M. Orienti,E. Orlando,J. F. Ormes,David Paneque,David Paneque,J. H. Panetta,D. Parent,D. Parent,J. S. Perkins,Melissa Pesce-Rollins,M. Pierbattista,F. Piron,G. Pivato,Holger J. Pletsch,T. A. Porter,A. Possenti,S. Rainò,S. Rainò,Robert R. Rando,Robert R. Rando,Scott M. Ransom,Paul S. Ray,M. Razzano,M. Razzano,Nanda Rea,A. Reimer,Olaf Reimer,N. Renault,T. Reposeur,Steven Ritz,Roger W. Romani,M. Roth,R. Rousseau,Jayashree Roy,John J. Ruan,Alberto Sartori,P. M. Saz Parkinson,Jeffrey D. Scargle,André Schulz,Carmelo Sgrò,Ryan Shannon,E. J. Siskind,David A. Smith,Gloria Spandre,P. Spinelli,P. Spinelli,Benjamin Stappers,Andrew W. Strong,D. J. Suson,Hiromitsu Takahashi,J. G. Thayer,J. B. Thayer,Gilles Theureau,D. J. Thompson,Stephen E. Thorsett,L. Tibaldo,O. Tibolla,M. Tinivella,Diego F. Torres,Diego F. Torres,Gino Tosti,Gino Tosti,Eleonora Troja,Eleonora Troja,Yasunobu Uchiyama,T. L. Usher,Justin Vandenbroucke,V. Vasileiou,Christo Venter,Giacomo Vianello,V. Vitale,V. Vitale,Na Wang,Patrick Weltevrede,Brian L Winer,M. T. Wolff,D. L. Wood,D. L. Wood,K. S. Wood,Matthew Wood,Zhenwei Yang +257 more
TL;DR: In this article, a catalog of gamma-ray pulsar detections using three years of data acquired by the Large Area Telescope (LAT) on the Fermi satellite is presented.
Journal ArticleDOI
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
Detection of the characteristic pion-decay signature in supernova remnants
Markus Ackermann,Marco Ajello,Alice Allafort,Luca Baldini,Jean Ballet,Guido Barbiellini,Guido Barbiellini,Matthew G. Baring,Denis Bastieri,Denis Bastieri,Keith Bechtol,Ronaldo Bellazzini,Roger Blandford,E. D. Bloom,Emanuele Bonamente,Emanuele Bonamente,A. W. Borgland,Eugenio Bottacini,T. J. Brandt,Johan Bregeon,M. Brigida,M. Brigida,P. Bruel,R. Buehler,G. Busetto,G. Busetto,S. Buson,S. Buson,G. A. Caliandro,R. A. Cameron,P. A. Caraveo,J. M. Casandjian,C. Cecchi,C. Cecchi,Omer Celik,Omer Celik,E. Charles,Sylvain Chaty,R. C. G. Chaves,A. Chekhtman,C. C. Cheung,James Chiang,G. Chiaro,A. N. Cillis,Stefano Ciprini,R. Claus,Johann Cohen-Tanugi,L. R. Cominsky,Jan Conrad,Jan Conrad,Stephane Corbel,S. Cutini,F. D'Ammando,F. D'Ammando,A. De Angelis,F. de Palma,F. de Palma,Charles D. Dermer,E. Do Couto E Silva,Persis S. Drell,Alex Drlica-Wagner,L. Falletti,C. Favuzzi,C. Favuzzi,Elizabeth C. Ferrara,A. Franckowiak,Yasushi Fukazawa,Stefan Funk,P. Fusco,F. Gargano,S. Germani,S. Germani,Nicola Giglietto,Nicola Giglietto,Paolo Giommi,Francesco Giordano,Marcello Giroletti,T. Glanzman,G. Godfrey,I. A. Grenier,M. H. Grondin,M. H. Grondin,J. E. Grove,Sylvain Guiriec,Daniela Hadasch,Y. Hanabata,Alice K. Harding,M. Hayashida,M. Hayashida,K. Hayashi,E. Hays,John W. Hewitt,A. B. Hill,R. E. Hughes,Miranda Jackson,Miranda Jackson,T. Jogler,Gudlaugur Johannesson,A. S. Johnson,T. Kamae,Jun Kataoka,J. Katsuta,Jürgen Knödlseder,Jürgen Knödlseder,M. Kuss,J. Lande,S. Larsson,Luca Latronico,Marianne Lemoine-Goumard,Francesco Longo,Francesco Longo,F. Loparco,M. N. Lovellette,P. Lubrano,P. Lubrano,G. M. Madejski,Francesco Massaro,M. Mayer,M. N. Mazziotta,Julie McEnery,Julie McEnery,J. Mehault,Peter F. Michelson,Roberto Mignani,W. Mitthumsiri,Tsunefumi Mizuno,A. A. Moiseev,A. A. Moiseev,M. E. Monzani,A. Morselli,Igor V. Moskalenko,S. Murgia,Takeshi Nakamori,Rodrigo Nemmen,E. Nuss,Masanori Ohno,T. Ohsugi,Nicola Omodei,M. Orienti,E. Orlando,J. F. Ormes,David Paneque,David Paneque,J. S. Perkins,Melissa Pesce-Rollins,F. Piron,G. Pivato,S. Rainò,S. Rainò,Riccardo Rando,Riccardo Rando,M. Razzano,M. Razzano,Soebur Razzaque,A. Reimer,Olaf Reimer,Steven Ritz,C. Romoli,Miguel A. Sánchez-Conde,André Schulz,Carmelo Sgrò,P. E. Simeon,E. J. Siskind,David S. Smith,Gloria Spandre,P. Spinelli,P. Spinelli,F. W. Stecker,F. W. Stecker,Andrew W. Strong,D. J. Suson,Hiroyasu Tajima,Hiroyasu Tajima,Hiromitsu Takahashi,Tadayuki Takahashi,Takaaki Tanaka,Takaaki Tanaka,J. G. Thayer,J. B. Thayer,D. J. Thompson,Stephen E. Thorsett,L. Tibaldo,L. Tibaldo,O. Tibolla,M. Tinivella,Eleonora Troja,Yasunobu Uchiyama,T. L. Usher,Justin Vandenbroucke,V. Vasileiou,Giacomo Vianello,V. Vitale,V. Vitale,A. P. Waite,Michael Werner,Brian L Winer,K. S. Wood,Matthew Wood,Ryo Yamazaki,Zhenwei Yang,Stephan Zimmer +200 more
TL;DR: The characteristic pion-decay feature is detected in the gamma-ray spectra of two SNRs, IC 443 and W44, with the Fermi Large Area Telescope, providing direct evidence that cosmic-ray protons are accelerated in SNRs.
Journal ArticleDOI
The Spectral Energy Distribution of Fermi bright blazars
A. A. Abdo,Markus Ackermann,Marco Ajello,Magnus Axelsson,Luca Baldini,Jean Ballet,Guido Barbiellini,Denis Bastieri,B. M. Baughman,Keith Bechtol,Ronaldo Bellazzini,B. Berenji,Roger Blandford,E. D. Bloom,Emanuele Bonamente,A. W. Borgland,Johan Bregeon,A. Brez,M. Brigida,P. Bruel,T. H. Burnett,S. Buson,G. A. Caliandro,R. A. Cameron,P. A. Caraveo,J. M. Casandjian,E. Cavazzuti,C. Cecchi,Omer Celik,E. Charles,Sylvain Chaty,A. Chekhtman,James Chiang,Stefano Ciprini,R. Claus,Johann Cohen-Tanugi,S. Colafrancesco,L. R. Cominsky,Jan Conrad,Luigi Costamante,S. Cutini,Charles D. Dermer,A. De Angelis,F. de Palma,Seth Digel,E. Do Couto E Silva,Persis S. Drell,R. Dubois,D. Dumora,C. Farnier,C. Favuzzi,S. J. Fegan,W. B. Focke,P. Fortin,Marco Frailis,Lars Fuhrmann,Yasushi Fukazawa,Stefan Funk,P. Fusco,F. Gargano,Dario Gasparrini,Neil Gehrels,S. Germani,B. Giebels,N. Giglietto,Paolo Giommi,F. Giordano,T. Glanzman,G. Godfrey,I. A. Grenier,J. E. Grove,L. Guillemot,Sylvain Guiriec,D. Hadasch,Y. Hanabata,Alice K. Harding,M. Hayashida,E. Hays,S. E. Healey,D. Horan,R. E. Hughes,R. Itoh,M. Jackson,Gudlaugur Johannesson,A. S. Johnson,W. N. Johnson,Matthias Kadler,T. Kamae,Hideaki Katagiri,Jun Kataoka,Nobuyuki Kawai,Matthew Kerr,Jürgen Knödlseder,M. L. Kocian,M. Kuss,J. Lande,Luca Latronico,Francesco Longo,F. Loparco,B. Lott,M. N. Lovellette,P. Lubrano,G. M. Madejski,A. Makeev,Walter Max-Moerbeck,M. N. Mazziotta,W. McConville,Julie McEnery,C. Meurer,Peter F. Michelson +109 more
TL;DR: In this article, the broad-band spectral properties of the gamma-ray selected blazars of the Fermi LAT Bright AGN Sample (LBAS) were investigated.