pith. machine review for the scientific record. sign in

arxiv: 2605.06321 · v1 · submitted 2026-05-07 · 🌌 astro-ph.HE · gr-qc

Recognition: unknown

Gravitational Lensing of Gravitational Waves from Astrophysical Sources: Theory, Detection, and Applications

Authors on Pith no claims yet

Pith reviewed 2026-05-08 06:00 UTC · model grok-4.3

classification 🌌 astro-ph.HE gr-qc
keywords gravitational wave lensingastrophysical sourcesgeometric opticswave opticscosmological parametersdark matterHubble constantdetection strategies
0
0 comments X

The pith

Lensed gravitational waves from merging black holes and other compact objects produce multiple images or frequency-modulated waveforms that can constrain dark matter and the Hubble constant.

A machine-rendered reading of the paper's core claim, the machinery that carries it, and where it could break.

The paper reviews how gravitational waves from distant astrophysical sources such as stellar-mass binary mergers can be gravitationally lensed by intervening stars, black holes, galaxies, or clusters. Lensing falls into two regimes: geometric optics, which creates multiple images separated by time delays and magnifications when the wavelength is much smaller than the lens scale, and wave optics, which introduces frequency-dependent distortions in the waveform when the scales are comparable. Lensed events are identified either by finding pairs of signals with overlapping parameters or by spotting characteristic modulations that unlensed signals lack. Detection prospects depend on source and lens population models, with future observatories expected to see enough events for applications in cosmology and fundamental physics.

Core claim

Once detected, lensed gravitational wave signals serve as probes of fundamental physics and cosmology because their time delays, magnifications, and waveform features encode information about intervening mass distributions and cosmological distances.

What carries the argument

The split into geometric-optics and wave-optics regimes for gravitational-wave lensing, together with identification methods based on parameter overlap or frequency-dependent modulations, forms the framework for recognizing and interpreting these signals.

If this is right

  • Lensed events can place limits on the abundance and clustering properties of dark matter candidates including primordial black holes.
  • Time delays between images provide an independent route to measuring the Hubble constant and other cosmological parameters.
  • Waveform modulations in the wave-optics regime can reveal the mass and density profiles of individual lenses from stars to galaxy clusters.
  • Search pipelines that look for parameter-matched pairs or specific modulations will become standard tools once event rates rise.

Where Pith is reading between the lines

These are editorial extensions of the paper, not claims the author makes directly.

  • Wave-optics signatures might allow gravitational waves to resolve smaller lens structures than electromagnetic lensing can access.
  • Cross-matching lensed gravitational-wave events with electromagnetic lensing surveys could test consistency of lens models across messengers.
  • Non-detection at predicted rates could tighten upper limits on certain dark-matter scenarios even before positive identifications occur.

Load-bearing premise

Current models of the redshift and mass distributions of gravitational-wave sources and lenses are assumed to predict enough detectable lensed events for next-generation detectors without large revisions.

What would settle it

A complete absence of lensed events in the first several years of operation of detectors expected to observe thousands of mergers annually would indicate that either the lensing probability or the underlying population models require major adjustment.

Figures

Figures reproduced from arXiv: 2605.06321 by Youjun Lu, Zhiwei Chen.

Figure 1
Figure 1. Figure 1: A schematic diagram to illustrate the gravitational lensing of gravitational waves in the view at source ↗
Figure 2
Figure 2. Figure 2: A schematic diagram to illustrate the gravitational lensing of gravitational waves in the wave view at source ↗
Figure 3
Figure 3. Figure 3: The amplification factor F(f) (left: absolute value; right: complex phase) for a source located at y = 1.1 diffractively lensed by a lens with mass of 3 × 103M⊙ assuming the Singular Isothermal Spherical (SIS) profile. can contribute to the amplification and phase adjustments. In the geometric regime, this partial differen￾tial equation reduces to the standard lens equation (see Eq. 26), which embodies the… view at source ↗
Figure 4
Figure 4. Figure 4: The cosmic merger rate density evolution view at source ↗
Figure 5
Figure 5. Figure 5: Estimates for the Detection rate of strongly lensed CBC and MBBH systems by different GW view at source ↗
Figure 6
Figure 6. Figure 6: The redshift evolution of the lensing optical depth for galaxies (red dashed) and galaxy clusters view at source ↗
Figure 7
Figure 7. Figure 7: The differential detection rate of sBBH mergers diffractively lensed by minihalos with LIGO A+ view at source ↗
Figure 8
Figure 8. Figure 8: Steps for precise cosmological inference via the strongly lensed gravitational wave signals. view at source ↗
read the original abstract

Gravitational waves (GWs) from distant sources such as inspiralling and merging stellar-mass compact binaries, intermediate-mass and supermassive-binary-black-hole can be gravitationally lensed by intervening objects, ranging from stars and primordial black holes to galaxies and clusters. Depending on the GW wavelength relative to the lens scale, lensing occurs in two regimes: geometric optics, producing multiple images with time delays and magnifications, and wave optics, resulting in frequency-dependent waveform modulations. Lensed signals are identified via parameter overlap between event pairs or characteristic frequency-dependent modulations that distinguish them from unlensed signals. Detection rates depend on the redshift and mass distributions of sources and lenses, with promising prospects for future observatories. Once confirmed, lensed GWs will be powerful probes of fundamental physics and cosmology: they can constrain dark matter, lensing structures, the Hubble constant, and other cosmological parameters. In this review, we provide a concise overview of GW lensing, covering the theoretical framework, predicted detection rates, search strategies, and applications. We conclude with prospects and future directions for observing and exploiting lensed astrophysical GW events.

Editorial analysis

A structured set of objections, weighed in public.

Desk editor's note, referee report, simulated authors' rebuttal, and a circularity audit. Tearing a paper down is the easy half of reading it; the pith above is the substance, this is the friction.

Referee Report

0 major / 2 minor

Summary. The manuscript is a review paper that summarizes the theory of gravitational lensing of astrophysical gravitational waves, distinguishing geometric-optics (multiple images, time delays, magnifications) from wave-optics (frequency-dependent modulations) regimes, methods for identifying lensed events via parameter overlap or waveform features, dependence of detection rates on source/lens redshift and mass distributions, and prospective applications to constraining dark matter, lens structures, the Hubble constant, and other cosmological parameters. It concludes with prospects for future detectors.

Significance. If the review accurately and comprehensively captures the literature, it offers a concise, accessible synthesis of an emerging area that can help researchers navigate the transition from current non-detections to future multi-messenger constraints on fundamental physics and cosmology. The conditional framing of applications ('once confirmed') and explicit dependence of rates on population models are appropriately cautious and strengthen the paper's utility as a reference.

minor comments (2)
  1. [Abstract] The abstract states that detection rates 'depend on the redshift and mass distributions' but does not quantify the sensitivity to current uncertainties in those distributions; a brief sentence or reference to the range of predicted rates in the main text would help readers assess robustness.
  2. The distinction between identification via 'parameter overlap' versus 'characteristic frequency-dependent modulations' is stated at high level; a short table or flowchart contrasting the two approaches (with example false-positive rates from the literature) would improve clarity for non-specialist readers.

Simulated Author's Rebuttal

0 responses · 0 unresolved

We thank the referee for their positive and constructive review. We are pleased that the manuscript is viewed as an accurate and accessible synthesis of the emerging field of gravitational-wave lensing, and we appreciate the endorsement for acceptance.

Circularity Check

0 steps flagged

No significant circularity: review paper with no new derivations

full rationale

This is a review summarizing established general relativity results and prior GW lensing literature on theory, identification, rates, and applications. No new derivations, predictions, or fitted parameters are introduced within the paper; all claims are conditional prospects ('once confirmed') drawn from external sources. The content is self-contained against external benchmarks with no load-bearing steps that reduce to self-citation chains or internal definitions.

Axiom & Free-Parameter Ledger

0 free parameters · 2 axioms · 0 invented entities

This review relies on standard assumptions from general relativity and astrophysical population models without introducing new free parameters or entities.

axioms (2)
  • standard math General relativity accurately describes both the propagation of gravitational waves and the deflection of null geodesics by intervening masses
    Invoked throughout the description of geometric and wave optics regimes for lensing.
  • domain assumption Source and lens populations follow redshift and mass distributions that can be modeled from current observations
    Used to estimate detection rates and prospects for future observatories.

pith-pipeline@v0.9.0 · 5502 in / 1417 out tokens · 54695 ms · 2026-05-08T06:00:34.901855+00:00 · methodology

discussion (0)

Sign in with ORCID, Apple, or X to comment. Anyone can read and Pith papers without signing in.

Reference graph

Works this paper leans on

261 extracted references · 195 canonical work pages · 6 internal anchors

  1. [1]

    P., Abbott, R., Abbott, T

    Abbott, B. P., Abbott, R., Abbott, T. D., et al. 2016a, Phys. Rev. Lett., 116, 131102, doi:10.1103/ PhysRevLett.116.1311022, 7 —. 2016b, Phys. Rev. Lett., 116, 241102, doi:10.1103/PhysRevLett.116.2411024 —. 2017a, ApJ, 848, L12, doi:10.3847/2041-8213/aa91c92 —. 2017b, ApJ, 848, L13, doi:10.3847/2041-8213/aa920c2 —. 2017c, Nature, 551, 85, doi:10.1038/natu...

  2. [2]

    2024, ApJ, 970, 191, doi:10.3847/1538-4357/ad3e83 32, 33, 34

    Abbott, R., Abe, H., Acernese, F., et al. 2024, ApJ, 970, 191, doi:10.3847/1538-4357/ad3e83 32, 33, 34

  3. [3]

    D., Abraham, S., et al

    Abbott, R., Abbott, T. D., Abraham, S., et al. 2020b, arXiv e-prints, arXiv:2010.14527.https:// arxiv.org/abs/2010.145272 —. 2021, ApJ, 923, 14, doi:10.3847/1538-4357/ac23db32, 33, 34

  4. [4]

    T., Gosenca, M., & Hotchkiss, S

    Adamek, J., Byrnes, C. T., Gosenca, M., & Hotchkiss, S. 2019, Phys. Rev. D, 100, 023506, doi:10. 1103/PhysRevD.100.02350621

  5. [5]

    X., Arai, K., Brooks, A

    Adhikari, R. X., Arai, K., Brooks, A. F., et al. 2020, Classical and Quantum Gravity, 37, 165003, doi:10.1088/1361-6382/ab91432

  6. [6]

    M., et al

    Agazie, G., Anumarlapudi, A., Archibald, A. M., et al. 2023a, ApJ, 951, L8, doi:10.3847/ 2041-8213/acdac62, 7 —. 2023b, Astrophys J, 951, L50, doi:10.3847/2041-8213/ace18a15

  7. [7]

    Fukushima, Phase diagrams in the three-flavor Nambu-Jona-Lasinio model with the Polyakov loop, Phys

    Ajith, P., Babak, S., Chen, Y ., et al. 2008, Phys. Rev. D, 77, 104017, doi:10.1103/PhysRevD.77. 1040175

  8. [8]

    A., Alves, D., et al

    Alcock, C., Allsman, R. A., Alves, D., et al. 1997, ApJ, 486, 697, doi:10.1086/30453520

  9. [9]

    R., Freitag, M., et al

    Amaro-Seoane, P., Gair, J. R., Freitag, M., et al. 2007, Classical and Quantum Gravity, 24, R113, doi:10.1088/0264-9381/24/17/R012

  10. [10]

    Laser Interferometer Space Antenna

    Amaro-Seoane, P., Audley, H., Babak, S., et al. 2017, arXiv e-prints, arXiv:1702.00786, doi:10. 48550/arXiv.1702.007862, 7

  11. [11]

    2023, Living Reviews in Relativity, 26, 2, doi:10.1007/s41114-022-00041-y3

    Amaro-Seoane, P., Andrews, J., Arca Sedda, M., et al. 2023, Living Reviews in Relativity, 26, 2, doi:10.1007/s41114-022-00041-y3

  12. [12]

    2015a, ApJ, 806, L8, doi:10.1088/2041-8205/806/1/L8 17 —

    Antonini, F., Barausse, E., & Silk, J. 2015a, ApJ, 806, L8, doi:10.1088/2041-8205/806/1/L8 17 —. 2015b, ApJ, 812, 72, doi:10.1088/0004-637X/812/1/7217

  13. [13]

    Arnowitt, R., Deser, S., & Misner, C. W. 2008, General Relativity and Gravitation, 40, 1997, doi:10. 1007/s10714-008-0661-15

  14. [15]

    Spin memory effect for compact binaries in the post-Newtonian approx- imation

    Babak, S., Gair, J., Sesana, A., et al. 2017, Phys. Rev. D, 95, 103012, doi:10.1103/PhysRevD.95. 1030122

  15. [16]

    N., & Wolf, R

    Bahcall, J. N., & Wolf, R. A. 1976, ApJ, 209, 214, doi:10.1086/15471121

  16. [17]

    2012, MNRAS, 423, 600, doi: 10.1111/j.1365-2966.2012.20901.x

    Barausse, E. 2012, MNRAS, 423, 2533, doi:10.1111/j.1365-2966.2012.21057.x17

  17. [18]

    2020, ApJ, 904, 16, doi:10

    Barausse, E., Dvorkin, I., Tremmel, M., V olonteri, M., & Bonetti, M. 2020, ApJ, 904, 16, doi:10. 3847/1538-4357/abba7f17

  18. [19]

    Barsode, K

    Barsode, A., Maity, K. N., & Ajith, P. 2025, arXiv e-prints, arXiv:2510.23238, doi:10.48550/ arXiv.2510.2323826

  19. [21]

    W., & Shapiro, S

    Baumgarte, T. W., & Shapiro, S. L. 2010, Numerical Relativity: Solving Einstein’s Equations on the Computer 5

  20. [22]

    , eprint =

    Beaulieu, J.-P., Bennett, D. P., Fouqu´e, P., et al. 2006, Nature, 439, 437, doi:10.1038/nature04441 20

  21. [23]

    Nesvorný, D., Vokrouhlický, D., Morbidelli, A.,

    Belczynski, K., Repetto, S., Holz, D. E., et al. 2016, ApJ, 819, 108, doi:10.3847/0004-637X/ 819/2/10813, 14

  22. [24]

    , keywords =

    Belczynski, K., Ryu, T., Perna, R., et al. 2017, MNRAS, 471, 4702, doi:10.1093/mnras/stx1759 24

  23. [25]

    E., Kalogera, V ., Rasio, F

    Belczynski, K., Taam, R. E., Kalogera, V ., Rasio, F. A., & Bulik, T. 2007, ApJ, 662, 504, doi:10. 1086/51356213 Gravitational Lensing of Gravitational Waves 37

  24. [27]

    1985, ApJS, 58, 39, doi:10.1086/19102821

    Bertschinger, E. 1985, ApJS, 58, 39, doi:10.1086/19102821

  25. [28]

    Biesiada, M., Ding, X., Pi ´orkowska, A., & Zhu, Z.-H. 2014, J. Cosmol. Astropart. Phys., 2014, 080, doi:10.1088/1475-7516/2014/10/08018

  26. [29]

    2018, Physics of the Dark Universe, 22, 189, doi:10.1016/j.dark.2018

    Birrer, S., & Amara, A. 2018, Physics of the Dark Universe, 22, 189, doi:10.1016/j.dark.2018. 11.00210

  27. [30]

    The james webb space telescope mission: Optical telescope element design, development, and performance,

    Biwer, C. M., Capano, C. D., De, S., et al. 2019, PASP, 131, 024503, doi:10.1088/1538-3873/ aaef0b5

  28. [31]

    2014, Living Reviews in Relativity, 17, 2, doi:10.12942/lrr-2014-24

    Blanchet, L. 2014, Living Reviews in Relativity, 17, 2, doi:10.12942/lrr-2014-24

  29. [32]

    1960, Nature, 186, 535, doi:10.1038/186535a03

    Bondi, H. 1960, Nature, 186, 535, doi:10.1038/186535a03

  30. [33]

    Bondi, H., van der Burg, M. G. J., & Metzner, A. W. K. 1962, Proceedings of the Royal Society of London Series A, 269, 21, doi:10.1098/rspa.1962.01613

  31. [35]

    2019, MNRAS, 486, 4044, doi:10

    Bonetti, M., Sesana, A., Haardt, F., Barausse, E., & Colpi, M. 2019, MNRAS, 486, 4044, doi:10. 1093/mnras/stz90317

  32. [36]

    1990, Nuclear Instruments and Methods in Physics Research A, 289, 518, doi:10.1016/0168-9002(90)91525-G7

    Bradaschia, C., Del Fabbro, R., Di Virgilio, A., et al. 1990, Nuclear Instruments and Methods in Physics Research A, 289, 518, doi:10.1016/0168-9002(90)91525-G7

  33. [37]

    I., Grillmair, C

    Byun, Y . I., Grillmair, C. J., Faber, S. M., et al. 1996, AJ, 111, 1889, doi:10.1086/11792719

  34. [38]

    Cai, R.-G., Chen, T., Wang, S.-J., & Yang, X.-Y . 2023, J. Cosmol. Astropart. Phys., 2023, 043, doi:10. 1088/1475-7516/2023/03/04321

  35. [39]

    B., Suyu, S

    Caminha, G. B., Suyu, S. H., Grillo, C., & Rosati, P. 2022, A&A, 657, A83, doi:10.1051/ 0004-6361/20214199419

  36. [40]

    Canevarolo, S., & Chisari, N. E. 2024, MNRAS, 533, 36, doi:10.1093/mnras/stae171317

  37. [41]

    Cannon, S

    Cannon, K., et al. 2020.https://arxiv.org/abs/2010.050823

  38. [42]

    2018, MNRAS, 474, 4997, doi:10.1093/mnras/stx308713, 24

    Cao, L., Lu, Y ., & Zhao, Y . 2018, MNRAS, 474, 4997, doi:10.1093/mnras/stx308713, 24

  39. [43]

    2021, MNRAS, 502, L16, doi:10.1093/mnrasl/slaa20529

    Cao, S., Qi, J., Biesiada, M., et al. 2021, MNRAS, 502, L16, doi:10.1093/mnrasl/slaa20529

  40. [44]

    2022, A&A, 659, L5, doi:10.1051/0004-6361/20214269429

    Cao, S., Qi, J., Cao, Z., et al. 2022, A&A, 659, L5, doi:10.1051/0004-6361/20214269429

  41. [45]

    2025, MNRAS, 540, 3121, doi:10.1093/mnras/staf89118 —

    Cao, X., Li, R., Li, N., et al. 2025, MNRAS, 540, 3121, doi:10.1093/mnras/staf89118 —. 2024, MNRAS, 533, 1960, doi:10.1093/mnras/stae186518 C ¸ alıs ¸kan, M., Ezquiaga, J. M., Hannuksela, O. A., & Holz, D. E. 2023, Phys. Rev. D, 107, 063023, doi:10.1103/PhysRevD.107.06302325, 26, 32

  42. [46]

    2024, ApJ, 961, 206, doi:10.3847/1538-4357/ad0dfd14

    Chen, K., & Dai, Z.-G. 2024, ApJ, 961, 206, doi:10.3847/1538-4357/ad0dfd14

  43. [47]

    2022a, ApJ, 924, 49, doi:10.3847/1538-4357/ac31ad18

    Chen, S., Wen, X., Gao, H., et al. 2022a, ApJ, 924, 49, doi:10.3847/1538-4357/ac31ad18

  44. [48]

    2020, ApJ, 897, 86, doi:10.3847/1538-4357/ab959416, 17 —

    Chen, Y ., Yu, Q., & Lu, Y . 2020, ApJ, 897, 86, doi:10.3847/1538-4357/ab959416, 17 —. 2023, ApJ, 955, 132, doi:10.3847/1538-4357/ace59f17 —. 2024a, ApJ, 974, 261, doi:10.3847/1538-4357/ad75822

  45. [50]

    2023, ApJ, 953, 36, doi:10.3847/1538-4357/ace04523, 24, 26, 29

    Chen, Z. 2023, ApJ, 953, 36, doi:10.3847/1538-4357/ace04523, 24, 26, 29

  46. [51]

    2024b, ApJ, 962, 3, doi:10.3847/1538-4357/ad19d329

    Chen, Z., Lu, Y ., & Chen, Y . 2024b, ApJ, 962, 3, doi:10.3847/1538-4357/ad19d329

  47. [52]

    2024c, ApJ, 973, 159, doi:10.3847/1538-4357/ad6de013

    Chen, Z., Lu, Y ., Wang, J., et al. 2024c, ApJ, 973, 159, doi:10.3847/1538-4357/ad6de013

  48. [53]

    2025, To be submitted 30

    Chen, Z., Lu, Y ., & Zeng, C. 2025, To be submitted 30

  49. [54]

    2022b, ApJ, 940, 17, doi:10.3847/1538-4357/ac98b73, 14, 29

    Chen, Z., Lu, Y ., & Zhao, Y . 2022b, ApJ, 940, 17, doi:10.3847/1538-4357/ac98b73, 14, 29

  50. [55]

    2024d, ApJ, 977, 64, doi:10.3847/1538-4357/ad8b4419, 24

    Chen, Z., Xie, Y ., Lu, Y ., et al. 2024d, ApJ, 977, 64, doi:10.3847/1538-4357/ad8b4419, 24

  51. [57]

    2025b, arXiv e-prints, arXiv:2508.14397, doi:10

    Chen, Z., Zhang, J., Lu, Y ., Liu, J., & Zeng, C. 2025b, arXiv e-prints, arXiv:2508.14397, doi:10. 48550/arXiv.2508.1439713 38 Chen & Lu

  52. [58]

    H.-Y ., Ng, K

    Cheung, M. H.-Y ., Ng, K. K. Y ., Zumalac´arregui, M., & Berti, E. 2024, Phys. Rev. D, 109, 124020, doi:10.1103/PhysRevD.109.12402022, 29

  53. [59]

    G., Jung, S., Lu, P., & Takhistov, V

    Choi, H. G., Jung, S., Lu, P., & Takhistov, V . 2024, Phys. Rev. Lett., 133, 101002, doi:10.1103/ PhysRevLett.133.10100227

  54. [60]

    Choi, Y .-Y ., Park, C., & V ogeley, M. S. 2007, ApJ, 658, 884, doi:10.1086/51106018

  55. [61]

    https://doi.org/10.48550/arXiv.2412

    Chu, Q., Lu, Y ., & Yu, S. 2024, arXiv e-prints, arXiv:2412.15464, doi:10.48550/arXiv.2412. 1546413

  56. [62]

    2022, MNRAS, 509, 1557, doi:10.1093/mnras/stab288213, 24

    Chu, Q., Yu, S., & Lu, Y . 2022, MNRAS, 509, 1557, doi:10.1093/mnras/stab288213, 24

  57. [63]

    Relativistic continuous matrix product states for quantum fields without cutoff.Phys

    Chung, A. K.-W., & Li, T. G. F. 2021, Phys. Rev. D, 104, 124060, doi:10.1103/PhysRevD.104. 12406029

  58. [64]

    Aaijet al.[LHCb Collaboration]

    Collett, T. E., & Bacon, D. 2017, Phys. Rev. Lett., 118, 091101, doi:10.1103/PhysRevLett. 118.09110129

  59. [65]

    W., Dietrich, T., Margalit, B., & Metzger, B

    Coughlin, M. W., Dietrich, T., Margalit, B., & Metzger, B. D. 2019, MNRAS, 489, L91, doi:10. 1093/mnrasl/slz1332

  60. [66]

    A., Foley, R

    Coulter, D. A., Foley, R. J., Kilpatrick, C. D., et al. 2017, Science, 358, 1556, doi:10.1126/ science.aap98112

  61. [68]

    2018, Phys

    Dai, L., Li, S.-S., Zackay, B., Mao, S., & Lu, Y . 2018, Phys. Rev. D, 98, 104029, doi:10.1103/ PhysRevD.98.10402923

  62. [69]

    2000, Phys

    Damour, T., Jaranowski, P., & Sch ¨afer, G. 2000, Phys. Rev. D, 62, 084011, doi:10.1103/ PhysRevD.62.0840114

  63. [70]

    M., et al

    De, S., Finstad, D., Lattimer, J. M., et al. 2018, Phys. Rev. Lett., 121, 091102, doi:10.1103/ PhysRevLett.121.0911022 de Mink, S. E., & Belczynski, K. 2015, ApJ, 814, 58, doi:10.1088/0004-637X/814/1/5813

  64. [71]

    2022, Research in Astronomy and Astrophysics, 22, 115019, doi:10

    Diao, J., Pan, Y ., & Xu, W. 2022, Research in Astronomy and Astrophysics, 22, 115019, doi:10. 1088/1674-4527/ac977f18

  65. [72]

    Diego, J. M. 2020, Phys. Rev. D, 101, 123512, doi:10.1103/PhysRevD.101.12351229

  66. [74]

    Ding, X., Biesiada, M., & Zhu, Z.-H. 2015, J. Cosmol. Astropart. Phys., 2015, 006, doi:10.1088/ 1475-7516/2015/12/00623, 24

  67. [76]

    2012, ApJ, 759, 52, doi:10.1088/0004-637X/759/ 1/5213 —

    Dominik, M., Belczynski, K., Fryer, C., et al. 2012, ApJ, 759, 52, doi:10.1088/0004-637X/759/ 1/5213 —. 2013, ApJ, 779, 72, doi:10.1088/0004-637X/779/1/7213, 24

  68. [78]

    2024, Phys

    Ellis, J., Fairbairn, M., Franciolini, G., et al. 2024, Phys. Rev. D, 109, 023522, doi:10.1103/ PhysRevD.109.0235227 EPTA Collaboration, InPTA Collaboration, Antoniadis, J., et al. 2023, A&A, 678, A50, doi:10.1051/ 0004-6361/2023468442, 7 EPTA Collaboration, E., Collaboration, I., Antoniadis, J., et al. 2024, Astron Astrophys, 690, A118, doi:10.1051/0004-...

  69. [79]

    2019, A&A, 631, A175, doi:10.1051/ 0004-6361/20193537520

    Erfanianfar, G., Finoguenov, A., Furnell, K., et al. 2019, A&A, 631, A175, doi:10.1051/ 0004-6361/20193537520

  70. [80]

    Eroshenko, Y . N. 2016, Astronomy Letters, 42, 347, doi:10.1134/S106377371606001321 Euclid Collaboration, Leuzzi, L., Meneghetti, M., et al. 2024, A&A, 681, A68, doi:10.1051/ 0004-6361/20234724418

  71. [81]

    Fairbairn, M., Urrutia, J., & Vaskonen, V . 2023, J. Cosmol. Astropart. Phys., 2023, 007, doi:10.1088/ 1475-7516/2023/07/0073, 27 Gravitational Lensing of Gravitational Waves 39

  72. [82]

    2020, Chin

    Fan, X. 2020, Chin. Sci. Bull., 66, 2516, doi:10.1360/TB-2020-11703

  73. [83]

    2017, Phys

    Fan, X.-L., Liao, K., Biesiada, M., Pi ´orkowska-Kurpas, A., & Zhu, Z.-H. 2017, Phys. Rev. Lett., 118, 091102, doi:10.1103/PhysRevLett.118.09110229

  74. [84]

    Fragione, G., Grishin, E., Leigh, N. W. C., Perets, H. B., & Perna, R. 2019, MNRAS, 488, 47, doi:10. 1093/mnras/stz165114, 15

  75. [85]

    Abdollahi, et al.,FermiLarge Area Telescope Fourth Source Catalog, Astrophys

    Fragos, T., Andrews, J. J., Bavera, S. S., et al. 2023, ApJS, 264, 45, doi:10.3847/1538-4365/ ac90c113

  76. [86]

    2023, arXiv e-prints, arXiv:2304.13967, doi:10.48550/ arXiv.2304.1396725

    Gao, Z., Liao, K., Yang, L., & Zhu, Z.-H. 2023, arXiv e-prints, arXiv:2304.13967, doi:10.48550/ arXiv.2304.1396725

  77. [87]

    J., Hames, C., et al

    Garofalo, D., Christian, D. J., Hames, C., et al. 2023, The Open Journal of Astrophysics, 6, 27, doi:10. 21105/astro.2304.0258116

  78. [88]

    Gaudi, B. S. 2012, ARA&A, 50, 411, doi:10.1146/annurev-astro-081811-12551820 Gautham Bhaskar, H., Li, G., & Lin, D. N. C. 2022, arXiv e-prints, arXiv:2204.07282.https:// arxiv.org/abs/2204.0728214

  79. [89]

    2021, MNRAS, 503, 1319, doi:10.1093/mnras/stab51918

    Geng, S., Cao, S., Liu, Y ., et al. 2021, MNRAS, 503, 1319, doi:10.1093/mnras/stab51918

  80. [91]

    2002, A&A, 390, 821, doi:10.1051/0004-6361:2002063919

    Golse, G., & Kneib, J.-P. 2002, A&A, 390, 821, doi:10.1051/0004-6361:2002063919

Showing first 80 references.