Title: | Einstein@Home discovers a radio-quiet gamma-ray millisecond pulsar |
Authors: | Clark, Colin J. Pletsch, Holger J. Wu, Jason Guillemot, Lucas Kerr, Matthew Johnson, Tyrel J. Camilo, Fernando Salvetti, David Allen, Bruce Anderson, David Aulbert, Carsten ORIENTI, Monica ORLANDO, ELENA PALATIELLO, Michele Paliya, Vaidehi S. de Palma, Francesco Paneque, David Perkins, Jeremy S. PERSIC, Massimo Pesce-Rollins, Melissa Porter, Troy A. Beer, Christian PRINCIPE, GIACOMO Rainò, Silvia Rando, Riccardo Ray, Paul S. Razzano, Massimiliano Reimer, Anita Reimer, Olaf Romani, Roger W. Saz Parkinson, Pablo M. Sgrò, Carmelo Bock, Oliver Siskind, Eric J. Smith, David A. Spada, Francesca Spandre, Gloria Spinelli, Paolo Thayer, Jana B. Thompson, David J. Torres, Diego F. Troja, Eleonora Vianello, Giacomo Cuéllar, Andres Wood, Kent Wood, Matthew Eggenstein, Heinz-Bernd Fehrmann, Henning Kramer, Michael Kwang, Shawn A. Machenschalk, Bernd Nieder, Lars Ackermann, Markus Ajello, Marco Baldini, Luca Ballet, Jean Barbiellini, Guido Bastieri, Denis Bellazzini, Ronaldo Bissaldi, Elisabetta Blandford, Roger D. Bloom, Elliott D. Bonino, Raffaella BOTTACINI, EUGENIO Brandt, Terri J. Bregeon, Johan Bruel, Philippe Buehler, Rolf Burnett, Toby H. Buson, Sara Cameron, Rob A. Caputo, Regina CARAVEO, PATRIZIA Cavazzuti, Elisabetta Cecchi, Claudia Charles, Eric Chekhtman, Alexandre Ciprini, Stefano Cominsky, Lynn R. Costantin, Denise Cutini, Sara D'AMMANDO, FILIPPO DE LUCA, Andrea Desiante, Rachele Di Venere, Leonardo Di Mauro, Mattia Di Lalla, Niccolò Digel, Seth W. Favuzzi, Cecilia Ferrara, Elizabeth C. Franckowiak, Anna Fukazawa, Yasushi Funk, Stefan Fusco, Piergiorgio Gargano, Fabio GASPARRINI, Dario Giglietto, Nico Giordano, Francesco GIROLETTI, MARCELLO Gomez-Vargas, Germán A. Green, David Grenier, Isabelle A. Guiriec, Sylvain Harding, Alice K. Hewitt, John W. Horan, Deirdre Jóhannesson, Guðlaugur Kensei, Shiki Kuss, Michael LA MURA, GIOVANNI Larsson, Stefan Latronico, Luca Li, Jian Longo, Francesco Loparco, Francesco Lovellette, Michael N. Lubrano, Pasquale Magill, Jeffrey D. Maldera, Simone Manfreda, Alberto Mazziotta, Mario N. McEnery, Julie E. Michelson, Peter F. Mirabal, Nestor Mitthumsiri, Warit Mizuno, Tsunefumi Monzani, Maria Elena Morselli, Aldo Moskalenko, Igor V. Nuss, Eric Ohsugi, Takashi Omodei, Nicola |
Issue Date: | 2018 |
Journal: | SCIENCE ADVANCES |
Number: | 4 |
Issue: | 2 |
First Page: | eaao7228 |
Abstract: | Millisecond pulsars (MSPs) are old neutron stars that spin hundreds of times per second and appear to pulsate as their emission beams cross our line of sight. To date, radio pulsations have been detected from all rotation-powered MSPs. In an attempt to discover radio-quiet gamma-ray MSPs, we used the aggregated power from the computers of tens of thousands of volunteers participating in the Einstein@Home distributed computing project to search for pulsations from unidentified gamma-ray sources in Fermi Large Area Telescope data. This survey discovered two isolated MSPs, one of which is the only known rotation-powered MSP to remain undetected in radio observations. These gamma-ray MSPs were discovered in completely blind searches without prior constraints from other observations, raising hopes for detecting MSPs from a predicted Galactic bulge population. |
URI: | http://hdl.handle.net/20.500.12386/27651 |
URL: | https://advances.sciencemag.org/content/4/2/eaao7228 |
ISSN: | 2375-2548 |
DOI: | 10.1126/sciadv.aao7228 |
Bibcode ADS: | 2018SciA....4.7228C |
Fulltext: | open |
Appears in Collections: | 1.01 Articoli in rivista
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