The GEO-HF project

被引:128
作者
Willke, B. [1 ]
Ajith, P.
Allen, B.
Aufmuth, P.
Aulbert, C.
Babak, S.
Balasubramanian, R.
Barr, B. W.
Berukoff, S.
Bunkowski, A.
Cagnoli, G.
Cantley, C. A.
Casey, M. M.
Chelkowski, S.
Chen, Y.
Churches, D.
Cokelaer, T.
Colacino, C. N.
Crooks, D. R. M.
Cutler, C.
Danzmann, K.
Dupuis, R. J.
Elliffe, E.
Fallnich, C.
Franzen, A.
Freise, A.
Gholami, I.
Goler, S.
Grant, A.
Grote, H.
Grunewald, S.
Harms, J.
Hage, B.
Heinzel, G.
Heng, I. S.
Hepstonstall, A.
Heurs, M.
Hewitson, M.
Hild, S.
Hough, J.
Itoh, Y.
Jones, G.
Jones, R.
Huttner, S. H.
Koetter, K.
Krishnan, B.
Kwee, P.
Lueck, H.
Luna, M.
Machenschalk, B.
机构
[1] Max Planck Inst Gravitat Phys, Albert Einctein Inst, Callinstr 38, D-30167 Hannover, Germany
[2] Leibniz Univ Hannover, D-30167 Hannover, Germany
[3] Univ Glasgow, Dept Phys & Astron, Glasgow G12 8QQ, Lanark, Scotland
[4] Max Planck Inst Gravitat Phys, Albert Einstein Inst, D-14476 Golm, Germany
[5] Cardiff Univ, Dept Phys & Astron, Cardiff CF2 3YB, S Glam, Wales
[6] Laser Zentrum Hannover eV, D-30419 Hannover, Germany
[7] Univ Birmingham, Sch Phys & Astron, Birmingham B15 2TT, W Midlands, England
[8] Univ Illes Balears, Dept Fis, E-07122 Palma de Mallorca, Spain
[9] Stanford Univ, Edward L Ginzton Lab, Stanford, CA 94305 USA
关键词
D O I
10.1088/0264-9381/23/8/S26
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
The GEO 600 gravitational wave detector uses advanced technologies including signal recycling and monolithic fused-silica suspensions to achieve a sensitivity close to the kilometre scale LIGO and VIRGO detectors. As soon as the design sensitivity of GEO 600 is reached, the detector will be operated as part of the worldwide network to acquire data of scientific interest. The limited infrastructure at the GEO site does not allow for a major upgrade of the detector. Hence the GEO collaboration decided to improve the sensitivity of the GEO detector by small sequential upgrades some of which will be tested in prototypes first. The development, test and installation of these upgrades are named 'The GEO-HF Project.' This paper describes the upgrades considered in the GEO-HF project as well as their scientific reasons. We will describe the changes in the GEO 600 infrastructure and the prototype work that is planned to support these upgrades. Finally, we will point to some laboratory research that identifies new technologies or optical configurations that might undergo a transition into detector subsystems within the GEO-HF project.
引用
收藏
页码:S207 / S214
页数:8
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