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DOI | 10.1126/science.aan0249 |
A precise measurement of the magnetic field in the corona of the black hole binary V404 Cygni | |
Dallilar, Yigit1; Eikenberry, Stephen S.1; Garner, Alan1; Stelter, Richard D.1; Gottlieb, Amy1; Gandhi, Poshak2; Casella, Piergiorgio3; Dhillon, Vik S.4,5; Marsh, Tom R.6; Littlefair, Stuart P.4; Hardy, Liam4; Fender, Rob7; Mooley, Kunal7; Walton, Dominic J.8; Fuerst, Felix9,10; Bachetti, Matteo11; Castro-Tirado, A. J.12,13; Charcos, Miguel1; Edwards, Michelle L.14; Lasso-Cabrera, Nestor M.15; Marin-Franch, Antonio15; Raines, S. Nicholas1; Ackley, Kendall1; Bennett, John G.1; Cenarro, A. Javier15; Chinn, Brian1; Donoso, H. Veronica1; Frommeyer, Raymond1; Hanna, Kevin1; Herlevich, Michael D.1; Julian, Jeff1; Miller, Paola1; Mullin, Scott1; Murphey, Charles H.1; Packham, Chris16,17; Varosi, Frank1; Vega, Claudia1; Warner, Craig1; Ramaprakash, A. N.18; Burse, Mahesh18; Punnadi, Sujit18; Chordia, Pravin18; Gerarts, Andreas19; De Paz Martin, Hector19; Martin Calero, Maria19; Scarpa, Riccardo5,19; Acosta, Sergio Fernandez19; Hernandez Sanchez, William Miguel19; Siegel, Benjamin19; Francisco Perez, Francisco19; Viera Martin, Himar D.19; Rodriguez Losada, Jose A.19; Nunez, Agustin19; Tejero, Alvaro19; Martin Gonzalez, Carlos E.19; Cabrera Rodriguez, Cesar19; Molgo, Jordi19; Esteban Rodriguez, J.19; Fernandez Caceres, J. Israel19; Rodriguez Garcia, Luis A.19; Huertas Lopez, Manuel19; Dominguez, Raul19; Gaggstatter, Tim19; Cabrera Lavers, Antonio19; Geier, Stefan19; Pessev, Peter5,19; Sarajedini, Ata1 | |
2017-12-08 | |
发表期刊 | SCIENCE |
ISSN | 0036-8075 |
EISSN | 1095-9203 |
出版年 | 2017 |
卷号 | 358期号:6368页码:1299-1302 |
文章类型 | Article |
语种 | 英语 |
国家 | USA; England; Italy; Spain; Japan; India |
英文摘要 | Observations of binary stars containing an accreting black hole or neutron star often show x-ray emission extending to high energies (>10 kilo-electron volts), which is ascribed to an accretion disk corona of energetic particles akin to those seen in the solar corona. Despite their ubiquity, the physical conditions in accretion disk coronae remain poorly constrained. Using simultaneous infrared, optical, x-ray, and radio observations of the Galactic black hole system V404 Cygni, showing a rapid synchrotron cooling event in its 2015 outburst, we present a precise 461 +/- 12 gauss magnetic field measurement in the corona. This measurement is substantially lower than previous estimates for such systems, providing constraints on physical models of accretion physics in black hole and neutron star binary systems. |
领域 | 地球科学 ; 气候变化 ; 资源环境 |
收录类别 | SCI-E |
WOS记录号 | WOS:000417254700057 |
WOS关键词 | JET |
WOS类目 | Multidisciplinary Sciences |
WOS研究方向 | Science & Technology - Other Topics |
URL | 查看原文 |
引用统计 | |
文献类型 | 期刊论文 |
条目标识符 | http://119.78.100.173/C666/handle/2XK7JSWQ/197499 |
专题 | 地球科学 资源环境科学 气候变化 |
作者单位 | 1.Univ Florida, Bryant Space Sci Ctr 211, Dept Astron, Gainesville, FL 32611 USA; 2.Univ Southampton, Dept Phys & Astron, Southampton SO17 1BJ, Hants, England; 3.Ist Nazl Astrofis, Osservatorio Astron Roma, Via Frascati 33, I-00040 Monte Porzio Catone, Italy; 4.Univ Sheffield, Dept Phys & Astron, Sheffield S3 7RH, S Yorkshire, England; 5.Inst Astrofis Canarias, San Cristobal la Laguna 38205, Santa Cruz De T, Spain; 6.Univ Warwick, Dept Phys, Gibbet Hill Rd, Coventry CV4 7AL, W Midlands, England; 7.Univ Oxford, Dept Phys, Div Astrophys, Keble Rd, Oxford OX1 3RH, England; 8.Univ Cambridge, Inst Astron, Madingley Rd, Cambridge CB3 0HA, England; 9.CALTECH, Space Radiat Lab, Pasadena, CA 91125 USA; 10.European Space Astron Ctr, Operat Dept, Madrid, Spain; 11.Ist Nazl Astrofis, Osservatorio Astron Cagliari, Via Sci 5, I-09047 Selargius, Italy; 12.CSIC, Inst Astrofis Andalucia, E-18008 Granada, Spain; 13.Univ Malaga, Unidad Asociada Dept Ingn Sistemas & Automat, E-29071 Malaga, Spain; 14.Univ Arizona, Large Binocular Telescope Observ, 933 North Cherry Ave, Tucson, AZ 85721 USA; 15.Ctr Estudios Fis Cosmos Aragon, Teruel 44001, Aragon, Spain; 16.Univ Texas San Antonio, Dept Phys & Astron, One UTSA Circle, San Antonio, TX 78249 USA; 17.Natl Astron Observ Japan, 2-21-1 Osawa, Mitaka, Tokyo 1818588, Japan; 18.Interuniv Ctr Astron & Astrophys, Post Bag 4, Pune 411007, Maharashtra, India; 19.Gran Telescopio Canarias, Cuesta San Jose S-N, E-38712 Brena Baja, La Palma, Spain |
推荐引用方式 GB/T 7714 | Dallilar, Yigit,Eikenberry, Stephen S.,Garner, Alan,et al. A precise measurement of the magnetic field in the corona of the black hole binary V404 Cygni[J]. SCIENCE,2017,358(6368):1299-1302. |
APA | Dallilar, Yigit.,Eikenberry, Stephen S..,Garner, Alan.,Stelter, Richard D..,Gottlieb, Amy.,...&Sarajedini, Ata.(2017).A precise measurement of the magnetic field in the corona of the black hole binary V404 Cygni.SCIENCE,358(6368),1299-1302. |
MLA | Dallilar, Yigit,et al."A precise measurement of the magnetic field in the corona of the black hole binary V404 Cygni".SCIENCE 358.6368(2017):1299-1302. |
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