Authors
Richard Abbott, Thomas D Abbott, S Abraham, Fausto Acernese, K Ackley, A Adams, C Adams, Rana X Adhikari, VB Adya, C Affeldt, D Agarwal, M Agathos, K Agatsuma, N Aggarwal, OD Aguiar, L Aiello, A Ain, P Ajith, KM Aleman, G Allen, A Allocca, PA Altin, A Amato, S Anand, A Ananyeva, SB Anderson, WG Anderson, SV Angelova, S Ansoldi, JM Antelis, S Antier, S Appert, K Arai, MC Araya, JS Areeda, M Arene, N Arnaud, SM Aronson, KG Arun, Y Asali, G Ashton, SM Aston, P Astone, F Aubin, P Aufmuth, K AultONeal, C Austin, S Babak, F Badaracco, MKM Bader, S Bae, AM Baer, S Bagnasco, Y Bai, J Baird, M Ball, G Ballardin, SW Ballmer, M Bals, A Balsamo, G Baltus, S Banagiri, D Bankar, RS Bankar, JC Barayoga, C Barbieri, BC Barish, D Barker, P Barneo, F Barone, B Barr, L Barsotti, M Barsuglia, D Barta, J Bartlett, MA Barton, I Bartos, R Bassiri, A Basti, M Bawaj, JC Bayley, AC Baylor, M Bazzan, B Bécsy, VM Bedakihale, M Bejger, I Belahcene, V Benedetto, D Beniwal, MG Benjamin, TF Bennett, JD Bentley, M BenYaala, F Bergamin, BK Berger, S Bernuzzi, CPL Berry, D Bersanetti, A Bertolini, J Betzwieser, R Bhandare, AV Bhandari, D Bhattacharjee, S Bhaumik, J Bidler, IA Bilenko, G Billingsley, R Birney, O Birnholtz, S Biscans, M Bischi, S Biscoveanu, A Bisht, B Biswas, M Bitossi, M-A Bizouard, JK Blackburn, J Blackman, CD Blair, DG Blair, RM Blair, F Bobba, N Bode, M Boer, G Bogaert, M Boldrini, F Bondu, E Bonilla, R Bonnand, P Booker, BA Boom, R Bork, V Boschi, N Bose, S Bose, V Bossilkov, V Boudart, Y Bouffanais, A Bozzi, C Bradaschia, PR Brady, A Bramley, A Branch, M Branchesi, JE Brau, M Breschi, T Briant, JH Briggs, A Brillet, M Brinkmann
Publication date
2021/12/10
Journal
The Astrophysical Journal
Volume
923
Issue
1
Pages
14
Publisher
IOP Publishing
Description
Gravitational lensing occurs when a massive object bends spacetime in a way that focuses light rays toward an observer (see Bartelmann 2010, for a review). Lensing observations are widespread in electromagnetic astrophysics and have been used to, among other purposes, make a compelling case for dark matter (Clowe et al. 2004; Markevitch et al. 2004), discover exoplanets (Bond et al. 2004), and uncover massive objects and structures that are too faint to be detected directly (Coe et al. 2013).
Similarly to light, when gravitational waves (GWs) travel near a galaxy or a galaxy cluster, their trajectories curve, resulting in gravitational lensing (Ohanian 1974; Thorne 1982; Deguchi & Watson 1986; Wang et al. 1996; Nakamura 1998; Takahashi & Nakamura 2003). For massive lenses, this changes the GW amplitude without affecting the frequency evolution (Wang et al. 1996; Dai & Venumadhav 2017; Ezquiaga et al …
Total citations
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