R
Roger Blandford
Researcher at Stanford University
Publications - 716
Citations - 97353
Roger Blandford is an academic researcher from Stanford University. The author has contributed to research in topics: Galaxy & Fermi Gamma-ray Space Telescope. The author has an hindex of 156, co-authored 704 publications receiving 90181 citations. Previous affiliations of Roger Blandford include SLAC National Accelerator Laboratory & Max Planck Society.
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Journal ArticleDOI
Characterization of the Inner Knot of the Crab: The Site of the Gamma-ray Flares?
Alexander Rudy,Dieter Horns,Andrea DeLuca,Jeffery J. Kolodziejczak,Allyn F. Tennant,Yajie Yuan,R. Buehler,Jonathan Arons,Roger Blandford,P. A. Caraveo,Enrico Costa,Stephan Funk,Elizabeth Hays,Andrei Lobanov,Claire E. Max,Michael Mayer,Roberto Mignani,S. L. O'Dell,Roger W. Romani,Marco Tavani,Martin C. Weisskopf +20 more
TL;DR: In this article, a multwavelength campaign using Keck, HST, and Chandra focusing on a small emitting region, the Crab's inner knot, located a fraction of an arcsecond from the pulsar was reported.
Journal ArticleDOI
Hitomi observation of radio galaxy NGC 1275: The first X-ray microcalorimeter spectroscopy of Fe-Kα line emission from an active galactic nucleus
Felix Aharonian,Hiroki Akamatsu,Fumie Akimoto,Steven W. Allen,Lorella Angelini,Marc Audard,Hisamitsu Awaki,Magnus Axelsson,Aya Bamba,Marshall W. Bautz,Roger Blandford,Laura Brenneman,Gregory V. Brown,Esra Bulbul,Edward M. Cackett,Maria Chernyakova,Meng P. Chiao,Paolo De Coppi,Elisa Costantini,Jelle de Plaa,Cor P. de Vries,Jan-Willem den Herder,Chris Done,Tadayasu Dotani,Ken Ebisawa,Megan E. Eckart,Teruaki Enoto,Yuichiro Ezoe,Andrew C. Fabian,Carlo Ferrigno,Adam R. Foster,Ryuichi Fujimoto,Yasushi Fukazawa,Akihiro Furuzawa,Massimiliano Galeazzi,Luigi C. Gallo,Poshak Gandhi,Margherita Giustini,Andrea Goldwurm,Liyi Gu,Matteo Guainazzi,Yoshito Haba,Kouichi Hagino,Kenji Hamaguchi,Kenji Hamaguchi,Ilana M. Harrus,Ilana M. Harrus,Isamu Hatsukade,Katsuhiro Hayashi,Takayuki Hayashi,Kiyoshi Hayashida,Junko S. Hiraga,Ann Hornschemeier,Akio Hoshino,John P. Hughes,Yuto Ichinohe,Ryo Iizuka,Hajime Inoue,Yoshiyuki Inoue,Manabu Ishida,Kumi Ishikawa,Yoshitaka Ishisaki,Masachika Iwai,Jelle Kaastra,Timothy R. Kallman,Tsuneyoshi Kamae,Jun Kataoka,Satoru Katsuda,Nobuyuki Kawai,Richard L. Kelley,Caroline A. Kilbourne,Takao Kitaguchi,Shunji Kitamoto,Tetsu Kitayama,Takayoshi Kohmura,Motohide Kokubun,Katsuji Koyama,Shu Koyama,Peter Kretschmar,Hans A. Krimm,Hans A. Krimm,Aya Kubota,Hideyo Kunieda,Philippe Laurent,Shiu-Hang Lee,Maurice A. Leutenegger,Olivier Limousin,Michael Loewenstein,Knox S. Long,David H. Lumb,Greg Madejski,Yoshitomo Maeda,Daniel Maier,Kazuo Makishima,Maxim Markevitch,Hironori Matsumoto,Kyoko Matsushita,Dan McCammon,Brian R. McNamara,Missagh Mehdipour,Eric D. Miller,Jon M. Miller,Shin Mineshige,Kazuhisa Mitsuda,Ikuyuki Mitsuishi,Takuya Miyazawa,Tsunefumi Mizuno,Hideyuki Mori,Koji Mori,Koji Mukai,Koji Mukai,Hiroshi Murakami,Richard F. Mushotzky,Takao Nakagawa,Hiroshi Nakajima,Takeshi Nakamori,Shinya Nakashima,Kazuhiro Nakazawa,Kumiko K. Nobukawa,Masayoshi Nobukawa,Hirofumi Noda,Hirokazu Odaka,Takaya Ohashi,Masanori Ohno,Takashi Okajima,Naomi Ota,Masanobu Ozaki,Frits Paerels,Stephane Ṕaltani,Robert Petre,Ciro Pinto,Frederick S. Porter,Katja Pottschmidt,Katja Pottschmidt,Christopher S. Reynolds,Samar Safi-Harb,Shinya Saito,Kazuhiro Sakai,Toru Sasaki,Goro Sato,Kosuke Sato,Rie Sato,Makoto Sawada,Norbert Schartel,Peter J. Serlemitsos,Hiromi Seta,Megumi Shidatsu,Aurora Simionescu,Randall K. Smith,Yang Soong,Lukasz Stawarz,Yasuharu Sugawara,Satoshi Sugita,Andrew Szymkowiak,Hiroyasu Tajima,Hiromitsu Takahashi,Tadayuki Takahashi,Shin'ichiro Takeda,Yoh Takei,Toru Tamagawa,Takayuki Tamura,Takaaki Tanaka,Yasuo Tanaka,Yasuyuki T. Tanaka,Makoto Tashiro,Yuzuru Tawara,Yukikatsu Terada,Yuichi Terashima,Francesco Tombesi,Francesco Tombesi,Hiroshi Tomida,Yohko Tsuboi,Masahiro Tsujimoto,Hiroshi Tsunemi,Takeshi Go Tsuru,Hiroyuki Uchida,Hideki Uchiyama,Yasunobu Uchiyama,Shutaro Ueda,Yoshihiro Ueda,Shin'ichiro Uno,C. Megan Urry,Eugenio Ursino,Shin Watanabe,Norbert Werner,Norbert Werner,Norbert Werner,Dan R. Wilkins,Brian J. Williams,Shinya Yamada,Hiroya Yamaguchi,Kazutaka Yamaoka,Noriko Y. Yamasaki,Makoto Yamauchi,Shigeo Yamauchi,Tahir Yaqoob,Tahir Yaqoob,Yoichi Yatsu,Daisuke Yonetoku,Irina Zhuravleva,Abderahmen Zoghbi,Taiki Kawamuro +201 more
TL;DR: In this paper, the authors used the Soft X-ray Spectrometer (SXS) on board the Hitomi satellite of the Fanaroff-Riley type I radio galaxy NGC 1275 at the center of the Perseus cluster of galaxies.
Journal ArticleDOI
The Caltech Faint Galaxy Redshift Survey. XII. Clustering of Galaxies
TL;DR: In this article, a clustering analysis is performed on two samples of ~600 faint galaxies each, in two widely separated regions of the sky, including the Hubble Deep Field, including a survey regions is configured so that some galaxy pairs span angular separations of up to 1°.
Journal ArticleDOI
Einstein@Home discovers a radio-quiet gamma-ray millisecond pulsar
C. J. Clark,C. J. Clark,C. J. Clark,Holger J. Pletsch,Holger J. Pletsch,J. Wu,L. Guillemot,L. Guillemot,L. Guillemot,Matthew Kerr,Tyrel J. Johnson,Fernando Camilo,David Salvetti,Benjamin William Allen,Benjamin William Allen,Benjamin William Allen,Dustin Anderson,C. Aulbert,C. Aulbert,Christian Beer,Christian Beer,O. Bock,O. Bock,Andres Cuéllar,Andres Cuéllar,Heinz-Bernd Eggenstein,Heinz-Bernd Eggenstein,H. Fehrmann,H. Fehrmann,Michael Kramer,Michael Kramer,Shawn A. Kwang,B. Machenschalk,B. Machenschalk,L. Nieder,L. Nieder,Markus Ackermann,Marco Ajello,Luca Baldini,Jean Ballet,Guido Barbiellini,Guido Barbiellini,Denis Bastieri,Denis Bastieri,Ronaldo Bellazzini,Elisabetta Bissaldi,Elisabetta Bissaldi,Roger Blandford,Elliott D. Bloom,R. Bonino,R. Bonino,Eugenio Bottacini,Terri Brandt,Johan Bregeon,P. Bruel,R. Buehler,T. H. Burnett,Sara Buson,R. A. Cameron,Regina Caputo,P. A. Caraveo,E. Cavazzuti,Claudia Cecchi,Claudia Cecchi,Eric Charles,A. Chekhtman,Stefano Ciprini,Stefano Ciprini,L. R. Cominsky,D. Costantin,S. Cutini,S. Cutini,Filippo D'Ammando,Filippo D'Ammando,Andrea De Luca,Andrea De Luca,R. Desiante,R. Desiante,Leonardo Di Venere,Leonardo Di Venere,Mattia Di Mauro,Niccolò Di Lalla,Seth Digel,C. Favuzzi,C. Favuzzi,Elizabeth C. Ferrara,Elizabeth C. Ferrara,A. Franckowiak,Yasushi Fukazawa,Stefan Funk,P. Fusco,P. Fusco,F. Gargano,Dario Gasparrini,Dario Gasparrini,Nico Giglietto,Nico Giglietto,Francesco Giordano,Francesco Giordano,Marcello Giroletti,G. A. Gomez-Vargas,G. A. Gomez-Vargas,David H. Green,David H. Green,Isabelle Grenier,Sylvain Guiriec,Sylvain Guiriec,Alice K. Harding,John W. Hewitt,D. Horan,G. Jóhannesson,Shiki Kensei,Michael Kuss,Giovanni La Mura,Stefan Larsson,Stefan Larsson,Luca Latronico,J. Li,Francesco Longo,Francesco Longo,F. Loparco,F. Loparco,M. N. Lovellette,P. Lubrano,J. D. Magill,S. Maldera,Alberto Manfreda,M. N. Mazziotta,Julie McEnery,Julie McEnery,Peter F. Michelson,Nestor Mirabal,Warit Mitthumsiri,Tsunefumi Mizuno,M. E. Monzani,A. Morselli,Igor V. Moskalenko,Eric Nuss,Takashi Ohsugi,Nicola Omodei,Monica Orienti,E. Orlando,Michele Palatiello,Michele Palatiello,Vaidehi S. Paliya,Francesco de Palma,David Paneque,Jeremy S. Perkins,Massimo Persic,Melissa Pesce-Rollins,T. A. Porter,Giacomo Principe,S. Rainò,S. Rainò,Riccardo Rando,Riccardo Rando,Paul S. Ray,M. Razzano,A. Reimer,Olaf Reimer,Roger W. Romani,Pablo Saz Parkinson,Pablo Saz Parkinson,Carmelo Sgrò,E. J. Siskind,David A. Smith,F. Spada,Gloria Spandre,P. Spinelli,P. Spinelli,J. B. Thayer,D. J. Thompson,Diego F. Torres,Diego F. Torres,Eleonora Troja,Eleonora Troja,Giacomo Vianello,Kent S. Wood,Matthew Wood +178 more
TL;DR: A citizen science project discovers a new type of gamma-ray millisecond pulsar with no detectable radio pulsations, and finds two isolated MSPs, one of which is the only known rotation-powered MSP to remain undetected in radio observations.
Journal ArticleDOI
VERITAS and Fermi-LAT Observations of TeV Gamma-Ray Sources Discovered by HAWC in the 2HWC Catalog
Anushka Udara Abeysekara,A. Archer,Wystan Benbow,Ralph Bird,Robert Brose,M. Buchovecky,J. H. Buckley,V. Bugaev,A. J. Chromey,M. P. Connolly,Wei Cui,Wei Cui,M. K. Daniel,Abraham D. Falcone,Q. Feng,J. P. Finley,Lucy Fortson,Amy Furniss,Moritz Hütten,D. S. Hanna,Olivier Hervet,Jamie Holder,G. Hughes,T. B. Humensky,C. A. Johnson,P. Kaaret,P. Kar,M. Kertzman,David Kieda,Maria Krause,F. Krennrich,S. Kumar,M. J. Lang,T. T.Y. Lin,S. McArthur,P. Moriarty,R. Mukherjee,S. O'Brien,R. A. Ong,A. N. Otte,N. H. Park,N. H. Park,A. Petrashyk,Martin Pohl,E. Pueschel,John L. Quinn,K. Ragan,P. T. Reynolds,Gordon T. Richards,E. Roache,C. B. Rulten,I. Sadeh,Marcos Santander,G. H. Sembroski,Karlen Shahinyan,I. Sushch,J. Tyler,S. P. Wakely,A. Weinstein,R. M. Wells,P. Wilcox,A. Wilhelm,David A. Williams,T. J. Williamson,B. Zitzer,S. Abdollahi,Marco Ajello,Luca Baldini,Guido Barbiellini,Denis Bastieri,Ronaldo Bellazzini,B. Berenji,Elisabetta Bissaldi,Roger Blandford,R. Bonino,Eugenio Bottacini,Eugenio Bottacini,T. J. Brandt,P. Bruel,R. Buehler,R. A. Cameron,Regina Caputo,P. A. Caraveo,Daniel Castro,Daniel Castro,E. Cavazzuti,E. Charles,G. Chiaro,S. Ciprini,Johann Cohen-Tanugi,D. Costantin,S. Cutini,Filippo D'Ammando,Filippo D'Ammando,F. de Palma,N. Di Lalla,M. Di Mauro,L. Di Venere,Aaron Dominguez,C. Favuzzi,S. J. Fegan,Anna Franckowiak,Yasushi Fukazawa,Stefan Funk,P. Fusco,F. Gargano,D. Gasparrini,Nicola Giglietto,F. Giordano,Marcello Giroletti,David H. Green,David H. Green,I. A. Grenier,L. Guillemot,Sylvain Guiriec,Sylvain Guiriec,E. Hays,J. W. Hewitt,D. Horan,Gudlaugur Johannesson,Gudlaugur Johannesson,S. Kensei,M. Kuss,Stefan Larsson,Stefan Larsson,Luca Latronico,M. Lemoine-Goumard,Jingcheng Li,Francesco Longo,F. Loparco,M. N. Lovellette,P. Lubrano,J. D. Magill,S. Maldera,M. N. Mazziotta,Julie McEnery,Julie McEnery,P. F. Michelson,Warit Mitthumsiri,Tsunefumi Mizuno,M. E. Monzani,A. Morselli,Igor V. Moskalenko,Matteo Negro,E. Nuss,Roopesh Ojha,Nicola Omodei,M. Orienti,Elena Orlando,M. Palatiello,Vaidehi S. Paliya,David Paneque,J. S. Perkins,Massimo Persic,Melissa Pesce-Rollins,Vahé Petrosian,F. Piron,T. A. Porter,Giacomo Principe,S. Rainò,Robert R. Rando,Bindu Rani,M. Razzano,Soebur Razzaque,A. Reimer,A. Reimer,Olaf Reimer,Olaf Reimer,T. Reposeur,Carmelo Sgrò,E. J. Siskind,Gloria Spandre,P. Spinelli,D. J. Suson,Hiroyasu Tajima,Hiroyasu Tajima,J. B. Thayer,D. J. Thompson,Diego F. Torres,G. Tosti,Eleonora Troja,Eleonora Troja,J. Valverde,Giacomo Vianello,M. Vogel,Kent S. Wood,M. Yassine,Ruben Alfaro,C. Alvarez,J. D. Álvarez,R. Arceo,J. C. Arteaga-Velázquez,D. Avila Rojas,H. A. Ayala Solares,A. Becerril,Ernesto Belmont-Moreno,Segev BenZvi,Abel Bernal,James E. Braun,Chad Brisbois,Karen S. Caballero-Mora,Tomás Capistrán,A. Carraminana,Sabrina Casanova,Sabrina Casanova,M. Castillo,Umberto Cotti,Jorge Cotzomi,S. Coutiño de León,C. De León,E. De la Fuente,Simone Dichiara,Brenda Dingus,Michael DuVernois,Juan Carlos Diaz-Velez,Kristi Engel,O. Enríquez-Rivera,D. W. Fiorino,Henrike Fleischhack,Nissim Illich Fraija,Jose Andres Garcia-Gonzalez,Fernando Garfias,A. González Muñoz,Maria Magdalena González,J. A. Goodman,Z. Hampel-Arias,J. P. Harding,S. Hernandez,A. Hernandez-Almada,Binita Hona,Filiberto Hueyotl-Zahuantitla,C. M. Hui,Petra Hüntemeyer,Arturo Iriarte,Armelle Jardin-Blicq,V. Joshi,Sarah Kaufmann,Alejandro Lara,R. J. Lauer,William H. Lee,Dirk Lennarz,H. León Vargas,J. T. Linnemann,Anna Lia Longinotti,Gilgamesh Luis-Raya,R. Luna-Garcia,Ruben Lopez-Coto,Kelly Malone,S. S. Marinelli,O. Martinez,I. Martinez-Castellanos,Jesús Martínez-Castro,H. Martínez-Huerta,John Matthews,Pedro Miranda-Romagnoli,E. Moreno,Miguel Mostafa,A. Nayerhoda,L. Nellen,Michael Newbold,M. U. Nisa,R. Noriega-Papaqui,Rodrigo Pelayo,J. Pretz,E. G. Pérez-Pérez,Z. Ren,Chang Dong Rho,C. Rivière,Daniel Rosa-Gonzalez,M. J. F. Rosenberg,Edna Ruiz-Velasco,Humberto Ibarguen Salazar,F. Salesa Greus,A. Sandoval,Michael Schneider,M. Seglar Arroyo,Gus Sinnis,A. J. Smith,R. W. Springer,Pooja Surajbali,I. Taboada,O. Tibolla,K. Tollefson,Ibrahim Torres,T. N. Ukwatta,Luis Villaseñor,Thomas Weisgarber,S. Westerhoff,I. G. Wisher,James W. Wood,T. Yapici,G. B. Yodh,A. Zepeda,Hao Zhou +293 more
TL;DR: The High Altitude Water Cherenkov (HAWC) collaboration recently published their 2HWC catalog, listing 39 very high energy (VHE; >100 GeV) gamma-ray sources based on 507 days of observation as discussed by the authors.