GW150914: The Advanced LIGO Detectors in the Era of First Discoveries

被引:1137
作者
Abbott, B. P. [1 ]
Abbott, R. [1 ]
Abbott, T. D. [2 ]
Abernathy, M. R. [1 ]
Acernese, F. [3 ,4 ,43 ]
Ackley, K. [5 ]
Adams, C. [6 ]
Adams, T. [7 ]
Addesso, P. [3 ]
Adhikari, R. X. [1 ]
Adya, V. B. [8 ]
Affeldt, C. [8 ]
Agathos, M. [9 ]
Agatsuma, K. [9 ]
Aggarwal, N. [10 ]
Aguiar, O. D. [11 ]
Aiello, L. [12 ,13 ]
Ain, A. [14 ]
Ajith, P. [15 ]
Allen, B. [8 ,16 ,17 ]
Allocca, A. [18 ,19 ]
Altin, P. A. [20 ]
Anderson, S. B. [1 ]
Anderson, W. G. [16 ]
Arai, K. [1 ]
Araya, M. C. [1 ]
Arceneaux, C. C. [21 ]
Areeda, J. S. [22 ]
Arnaud, N. [23 ]
Arun, K. G. [24 ]
Ascenzi, S. [13 ,25 ]
Ashton, G. [26 ]
Ast, M. [27 ]
Aston, S. M. [6 ]
Astone, P. [28 ]
Aufmuth, P. [8 ]
Aulbert, C. [8 ]
Babak, S. [29 ]
Bacon, P. [30 ]
Bader, M. K. M. [9 ]
Baker, P. T. [31 ]
Baldaccini, F. [32 ,33 ]
Ballardin, G. [34 ]
Ballmer, S. W. [35 ]
Barayoga, J. C. [1 ]
Barclay, S. E. [36 ]
Barish, B. C. [1 ]
Barker, D. [37 ]
Barone, F. [3 ,4 ]
Barr, B. [36 ]
机构
[1] CALTECH, LIGO, Pasadena, CA 91125 USA
[2] Louisiana State Univ, Baton Rouge, LA 70803 USA
[3] Univ Salerno, I-84084 Salerno, Italy
[4] Ist Nazl Fis Nucl, Sez Napoli, Complesso Univ Monte St Angelo, I-80126 Naples, Italy
[5] Univ Florida, Gainesville, FL 32611 USA
[6] LIGO Livingston Observ, Livingston, LA 70754 USA
[7] Univ Savoie Mt Blanc, LAPP, CNRS IN2P3, F-74941 Annecy Le Vieux, France
[8] Max Planck Inst Gravitat Phys, Albert Einstein Inst, D-30167 Hannover, Germany
[9] Nikhef, Sci Pk, Amsterdam, Netherlands
[10] MIT, LIGO, 77 Massachusetts Ave, Cambridge, MA 02139 USA
[11] Inst Nacl Pesquisas Espaciais, BR-12227010 Sao Paulo, Brazil
[12] Ist Nazl Fis Nucl, Gran Sasso Sci Inst, I-67100 Laquila, Italy
[13] Ist Nazl Fis Nucl, Sez Roma Tor Vergata, I-00133 Rome, Italy
[14] Interuniv Ctr Astron & Astrophys, Pune 411007, Maharashtra, India
[15] Tata Inst Fundamental Res, Int Ctr Theoret Sci, Bangalore 560012, Karnataka, India
[16] Univ Wisconsin, Milwaukee, WI 53201 USA
[17] Leibniz Univ Hannover, D-30167 Hannover, Germany
[18] Univ Pisa, I-56127 Pisa, Italy
[19] Ist Nazl Fis Nucl, Sez Pisa, I-56127 Pisa, Italy
[20] Australian Natl Univ, GPO Box 4, Canberra, ACT 0200, Australia
[21] Univ Mississippi, University, MS 38677 USA
[22] Calif State Univ Fullerton, Fullerton, CA 92831 USA
[23] Univ Paris Saclay, Univ Paris Sud, CNRS IN2P3, LAL, F-91400 Orsay, France
[24] Chennai Math Inst, Siruseri 603103, India
[25] Univ Roma Tor Vergata, I-00133 Rome, Italy
[26] Univ Southampton, Southampton SO17 1BJ, Hants, England
[27] Univ Hamburg, D-22761 Hamburg, Germany
[28] Ist Nazl Fis Nucl, Sez Roma, I-00185 Rome, Italy
[29] Max Planck Inst Gravitat Phys, Albert Einstein Inst, D-14476 Potsdam, Germany
[30] Univ Paris Diderot, CNRS IN2P3, CEA Irfu, APC,Observ Paris,Sorbonne Paris Cite, F-75205 Paris 13, France
[31] Montana State Univ, Bozeman, MT 59717 USA
[32] Univ Perugia, I-06123 Perugia, Italy
[33] Ist Nazl Fis Nucl, Sez Perugia, I-06123 Perugia, Italy
[34] EGO, I-56021 Pisa, Italy
[35] Syracuse Univ, Syracuse, NY 13244 USA
[36] Univ Glasgow, SUPA, Glasgow G12 8QQ, Lanark, Scotland
[37] LIGO Hanford Observ, Richland, WA 99352 USA
[38] RMKI, Wigner RCP, Konkoly Thege Miklos Ut 29-33, H-1121 Budapest, Hungary
[39] Columbia Univ, New York, NY 10027 USA
[40] Stanford Univ, Stanford, CA 94305 USA
[41] Univ Padua, Dipartimento Fis & Astron, I-35131 Padua, Italy
[42] Ist Nazl Fis Nucl, Sez Padova, I-35131 Padua, Italy
[43] CAMK PAN, PL-00716 Warsaw, Poland
[44] Univ Birmingham, Birmingham B15 2TT, W Midlands, England
[45] Univ Genoa, I-16146 Genoa, Italy
[46] Ist Nazl Fis Nucl, Sez Genova, I-16146 Genoa, Italy
[47] RRCAT, Indore 452013, Madhya Pradesh, India
[48] Moscow MV Lomonosov State Univ, Fac Phys, Moscow 119991, Russia
[49] Univ West Scotland, SUPA, Paisley PA1 2BE, Renfrew, Scotland
[50] Univ Western Australia, Crawley, WA 6009, Australia
基金
新加坡国家研究基金会; 澳大利亚研究理事会; 美国国家科学基金会; 俄罗斯基础研究基金会; 匈牙利科学研究基金会;
关键词
THERMAL NOISE; RADIATION;
D O I
10.1103/PhysRevLett.116.131103
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Following a major upgrade, the two advanced detectors of the Laser Interferometer Gravitational-wave Observatory (LIGO) held their first observation run between September 2015 and January 2016. With a strain sensitivity of 10(-23) / root Hz at 100 Hz, the product of observable volume and measurement time exceeded that of all previous runs within the first 16 days of coincident observation. On September 14, 2015, the Advanced LIGO detectors observed a transient gravitational-wave signal determined to be the coalescence of two black holes [B. P. Abbott et al., Phys. Rev. Lett. 116, 061102 (2016)], launching the era of gravitational-wave astronomy. The event, GW150914, was observed with a combined signal-to-noise ratio of 24 in coincidence by the two detectors. Here, we present the main features of the detectors that enabled this observation. At full sensitivity, the Advanced LIGO detectors are designed to deliver another factor of 3 improvement in the signal-to-noise ratio for binary black hole systems similar in mass to GW150914.
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页数:12
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