REVIEW 3 major objections 7 minor 235 references
Pulsars in Globular Clusters With the SKAO
T0 review · 3 major / 7 minor · reviewed 2026-07-08 · glm-5.2
Pith's one-line read SKA telescopes could double known globular cluster pulsars
desk verdict Solid science case for SKA globular cluster pulsar searches; the optimistic ~1700 prediction is honestly flagged but rests on a thin empirical relation read the letter →
The pith
A machine-rendered reading of the paper's core claim, the machinery that carries it, and where it could break.
The reading
What carries the argument
The prediction rests on two independent estimation methods. The first uses the scaling relation N = Gamma^0.7 from Hui et al. (2010), where Gamma is the two-body encounter rate of a globular cluster, to estimate total pulsar content across all 157 known Galactic clusters, combined with a log-normal pulsar luminosity function to determine what fraction falls within SKA sensitivity. The second method compares the SKA-MID flux density limits to those achieved by the current best telescopes (FAST and MeerKAT) for each cluster, computing a luminosity-function growth factor Gamma_LF that quantifies how much deeper SKA probes. Both methods converge on the conclusion that SKA will substantially grow
What would settle it
If SKA-MID AA4 surveys of globular clusters with no known pulsars find significantly fewer pulsars than predicted by the N = Gamma^0.7 scaling relation, the optimistic estimate of ~1700 would be invalidated.
Extended reading notes
Core claim
The central quantitative claim is that SKA-MID, even in its partial AA* configuration available during early commissioning, will discover dozens to hundreds of new globular cluster pulsars, with the full AA4 configuration potentially more than doubling the current known population of 345. The optimistic scenario, grounded in the empirical correlation N = Gamma^0.7 relating pulsar content to the two-body encounter rate, predicts up to approximately 1700 detectable pulsars across all Galactic globular clusters visible to SKA telescopes. The paper also establishes that the total sky area to be searched is only about one square degree, making this the most efficient pulsar discovery program per-
Load-bearing premise
The optimistic prediction of ~1700 detectable pulsars relies on extrapolating the empirical scaling relation N = Gamma^0.7 — derived from clusters with known pulsars — to all 157 Galactic globular clusters, including the ~112 where no pulsars have been found. This relation has significant scatter and may not hold for clusters with very different masses, distances, or dynamical histories.
Editorial extensions
If this is right
- If the optimistic prediction of ~1700 detectable pulsars holds, the sample would be large enough to systematically test whether the N = Gamma^0.7 scaling relation holds across clusters with very different properties, potentially revealing which cluster parameters most directly govern pulsar retention.
- A doubling or tripling of the known population would likely yield the first confirmed pulsar–black hole binary (building on the PSR J0514-4002E candidate), enabling tests of gravity theories in regimes inaccessible from the Galactic field.
- The discovery of ultra-fast rotators beyond the current 716 Hz record would place direct constraints on the neutron star equation of state, particularly if masses can be measured.
- Differential dispersion and rotation measures from many pulsars within the same cluster would map intra-cluster gas and magnetic fields at unprecedented detail, testing the hypothesis that neutron star winds strip gas from globular clusters.
- The archival search-mode data strategy proposed (~700 TB long-term storage) would enable re-analysis with future algorithms, potentially extracting pulsars too faint or too accelerated for current search techniques.
Reading between the lines
- The two prediction methods (scaling relation vs. sensitivity comparison) bracket a wide range (150 to 1700), and the paper does not fully reconcile them; the gap reflects genuine uncertainty about pulsar populations in the ~112 clusters with no known pulsars, where the sensitivity-comparison method is inapplicable.
- If the scaling relation N = Gamma^0.7 overestimates pulsar content for low-mass or distant clusters — as population synthesis simulations suggest — the true yield may be closer to the conservative end, though still representing a significant increase over the current 345.
- The proposal to search all 157 clusters with only 16 beams per pointing is feasible precisely because globular cluster cores are compact, but pulsars displaced from cluster cores by dynamical interactions may be missed without mosaic pointings, creating a selection effect against the most dynamically processed systems.
- The emphasis on early commissioning science (AA* core only) suggests that the first SKA pulsar discoveries in globular clusters could arrive before the telescope reaches full operational capability, providing a fast path to high-impact results.
Editorial analysis
A structured set of objections, weighed in public.
Referee Report
Summary. This manuscript is a science-case chapter for the 'Advancing Astrophysics with the SKA – II' proceedings, arguing for dedicated pulsar searches in Galactic globular clusters (GCs) with SKA-MID and SKA-LOW. The paper reviews the science motivation (individual exotic systems, population studies, cluster probes), discusses observing strategies and search techniques, and presents two prediction tracks for SKA discovery yields: an optimistic track based on the N = Γ^0.7 scaling relation (Hui et al. 2010) applied to all 157 GCs, yielding ~1700 detectable pulsars with SKA-MID AA4; and a conservative track based on luminosity-function probing improvements (Γ_LF) for the 45 GCs already known to host pulsars, yielding ~150–300 new discoveries (Table 1). The paper is comprehensive, well-referenced, and transparent about the limitations of both approaches.
Significance. The science case is timely and well-motivated: GC pulsar searches are an ideal early-science program for SKA-MID, requiring few tied-array beams and modest observing time. The paper usefully quantifies discovery space using two independent methods and clearly labels them as optimistic and conservative. The discussion of search techniques (acceleration-jerk, Keplerian parameter searches, FFA, imaging, baseband analysis) and data archiving requirements is valuable for the community. The transparency in presenting both prediction tracks, including explicit acknowledgment that the conservative track cannot be extrapolated to all GCs, is commendable.
major comments (3)
- Abstract and Conclusions: The claim that SKA-MID AA4 will lead to 'more than doubling the current known population' is not cleanly supported by the conservative track alone. Table 1 gives at most ~300 new discoveries for the most advanced conservative configuration (AA4, 8 hr), yielding a total of ~645, which is 1.87× the current 345 — short of doubling. The 'more than doubling' threshold is only reached via the optimistic track (~1700, Section 4.1) or the power-law LF variant mentioned at the end of Section 4.2 ('more than doubling all the figures in Table 1'). The abstract should clarify which prediction track supports this claim, or soften the wording to match what the conservative track delivers.
- Section 4.1: The N = Γ^0.7 scaling relation is calibrated on 17 clusters (Figure 3, those with ≥2 pulsars with measured flux densities) and extrapolated to all 157 GCs, including ~112 with zero known pulsars. The resulting ~6000 total pulsars exceeds the Turk & Lorimer (2013) population synthesis range of 600–3700. The paper acknowledges this discrepancy qualitatively but provides no uncertainty estimate on either the ~6000 total or the ~1700 detectable figure. Given that the scatter in Figure 3 is visibly large (spanning roughly an order of magnitude in N at fixed Γ), at least a rough uncertainty range on the ~1700 prediction would strengthen the claim and allow readers to assess how much it overlaps with Turk & Lorimer (2013).
- Section 2.1 (PSR J0514−4002E discussion): The paragraphs discussing the companion nature, post-Keplerian parameters, frame-dragging, and Shapiro delay appear twice with near-identical but slightly different wording (the bullet point on 'Binary pulsars as test beds of gravity'). This is a substantial duplication that should be resolved by keeping one version.
minor comments (7)
- Section 1: The sentence 'This improves the prospects for the discovery of much more extreme objects in Galactic GCs' could benefit from a forward reference to the relevant Section.
- Figure 3 caption: 'Left' panel shows cumulative luminosity distribution and 'Right' shows the N–Γ correlation, but the caption text does not fully describe the lower-right panel (probability density of Pearson's r). A brief description would help.
- Section 3.5: The SEFD values (5.3 Jy for AA*, 3.9 Jy for AA4) are stated without explicit reference to how they were derived beyond 'scaling from Bailes et al. (2020)'. A brief note on the scaling method would aid reproducibility.
- Table 1: The column header 'Total discoveries' might be clearer as 'New discoveries' since these are additional to the 345 already known.
- Section 4.2: The effective duty cycle of 25% used for the Γ_LF calculation is described as 'typical for millisecond pulsars' but is on the high side for many MSPs. A brief justification or sensitivity test would be useful.
- Section 5: The data volume estimate (2 PB raw, ~700 TB after sub-banding) is helpful but the assumed 75 μs sampling time differs from the 50 μs mentioned in Section 3.5. This inconsistency should be reconciled.
- Several references have formatting issues (e.g., 'Göttgens et al, 2021' missing period; 'Ridolfi et al, 2021' in main text vs. 'Ridolfi et al.' in references).
Simulated Author's Rebuttal
We thank the referee for a careful and constructive report. All three major comments are well-taken. We agree with the substance of each point and will revise the manuscript accordingly: (1) the abstract and conclusions will be reworded to clarify which prediction track supports the 'more than doubling' claim; (2) we will add an approximate uncertainty range on the ~1700 optimistic prediction; and (3) the duplicated paragraphs on PSR J0514−4002E will be consolidated into a single version. No standing objections remain.
read point-by-point responses
-
Referee: Abstract and Conclusions: The claim that SKA-MID AA4 will lead to 'more than doubling the current known population' is not cleanly supported by the conservative track alone. Table 1 gives at most ~300 new discoveries for the most advanced conservative configuration (AA4, 8 hr), yielding a total of ~645, which is 1.87× the current 345 — short of doubling. The 'more than doubling' threshold is only reached via the optimistic track (~1700, Section 4.1) or the power-law LF variant mentioned at the end of Section 4.2. The abstract should clarify which prediction track supports this claim, or soften the wording to match what the conservative track delivers.
Authors: The referee is correct. The conservative track (Table 1) yields at most ~300 new discoveries, giving a total of ~645, which falls short of doubling the current population of 345. The 'more than doubling' claim is supported only by the optimistic track (~1700 detectable pulsars; Section 4.1) or by the power-law luminosity function variant discussed at the end of Section 4.2 (which more than doubles the Table 1 figures). We will revise the abstract and conclusions to make explicit that the 'more than doubling' prediction arises from the optimistic scaling-relation track, not from the conservative luminosity-function-probing approach. We will also note that the conservative track alone predicts a substantial but sub-doubling increase (up to ~1.9× the current population). This will make the two prediction tracks and their respective yields transparent to the reader. revision: yes
-
Referee: Section 4.1: The N = Γ^0.7 scaling relation is calibrated on 17 clusters (Figure 3, those with ≥2 pulsars with measured flux densities) and extrapolated to all 157 GCs, including ~112 with zero known pulsars. The resulting ~6000 total pulsars exceeds the Turk & Lorimer (2013) population synthesis range of 600–3700. The paper acknowledges this discrepancy qualitatively but provides no uncertainty estimate on either the ~6000 total or the ~1700 detectable figure. Given that the scatter in Figure 3 is visibly large (spanning roughly an order of magnitude in N at fixed Γ), at least a rough uncertainty range on the ~1700 prediction would strengthen the claim and allow readers to assess how much it overlaps with Turk & Lorimer (2013).
Authors: We agree that providing a rough uncertainty estimate on the ~1700 detectable pulsar figure would strengthen the claim and help readers contextualize it relative to Turk & Lorimer (2013). The large scatter in Figure 3 (roughly an order of magnitude in N at fixed Γ) is real and reflects both the intrinsic cluster-to-cluster variance and the small calibration sample of 17 clusters. We will add an approximate uncertainty range derived from the scatter in the N = Γ^0.7 relation. A straightforward approach is to propagate the rms scatter of the residuals in log N from the best-fit relation; this yields a factor of roughly ±0.5 dex (i.e., approximately a factor of 3) uncertainty on the per-cluster predictions, which when combined across all 157 clusters gives a rough range of roughly 500–5000 detectable pulsars for the optimistic track. We will state this range explicitly, note that it broadly overlaps with the Turk & Lorimer (2013) range of 600–3700 at its lower end, and reiterate that the ~1700 figure should be interpreted as a central estimate from a simple scaling relation with substantial associated uncertainty. We will also add a brief note that the ~6000 total pulsar figure carries a comparable fractional uncertainty. revision: yes
-
Referee: Section 2.1 (PSR J0514−4002E discussion): The paragraphs discussing the companion nature, post-Keplerian parameters, frame-dragging, and Shapiro delay appear twice with near-identical but slightly different wording (the bullet point on 'Binary pulsars as test beds of gravity'). This is a substantial duplication that should be resolved by keeping one version.
Authors: The referee is correct: the discussion of PSR J0514−4002E in Section 2.1 is duplicated, with two near-identical but slightly differently worded versions of the same paragraphs appearing consecutively. This appears to be an editorial oversight where a revised version was inserted without removing the original. We will remove the duplicate and retain a single, consolidated version that incorporates the clearest wording from both passages, covering the companion mass constraints from post-Keplerian parameters, the frame-dragging effect from a rapidly rotating black hole, the role of Shapiro delay and light bending in constraining orbital inclination, and the encouragement of a long-term SKA timing campaign. revision: yes
Circularity Check
No significant circularity: predictions rest on externally published scaling relations and luminosity functions, with one minor self-citation (Bagchi et al. 2011) that is not load-bearing for the central claim.
full rationale
The paper presents two prediction tracks. The optimistic track (Section 4.1) applies the scaling relation N = Γ^0.7 from Hui et al. (2010) — an externally published empirical correlation — to all 157 GCs, then filters by SKA-MID AA4 sensitivity using the log-normal luminosity function of Faucher-Giguère & Kaspi (2006). The conservative track (Section 4.2, Table 1) computes Γ_LF by comparing SKA-MID sensitivity to current FAST/MeerKAT limits, using a log-normal LF with parameters from Bagchi et al. (2011) and Chennamangalam et al. (2013). While Bagchi et al. (2011) is co-authored by the lead author of this paper, that work is a parameter-fitting study whose stated assumptions (log-normal LF shape, mean = -1.1, sigma = 0.9) do not include the target result here (number of SKA discoveries). The LF parameters are fitted to observed pulsar luminosity data, not to SKA yield predictions. The N = Γ^0.7 relation is from Hui et al. (2010), an independent group. The paper explicitly acknowledges the discrepancy between its ~6000 total estimate and Turk & Lorimer (2013)'s 600–3700 range, and states that the conservative Γ_LF approach 'cannot be obtained for the GCs where no pulsar is known so far.' No step in either derivation chain reduces to its own inputs by construction. The predictions are extrapolation-dependent and uncertain, but they are not circular.
Assumptions & free parameters
free parameters (5)
- Luminosity function mean (log10, mJy kpc²) =
-1.1
- Luminosity function standard deviation =
0.9
- Scaling relation exponent =
0.7
- Pulsar spectral index =
-1.7
- Effective pulsar duty cycle =
0.25
assumptions (4)
- domain assumption The log-normal luminosity function with parameters from Bagchi et al. (2011) is representative of the true underlying GC pulsar luminosity distribution.
- domain assumption The scaling relation N = Γ^0.7 (Hui et al. 2010) holds for all Galactic GCs, including those with no known pulsars.
- domain assumption Dispersion and scattering effects are the same across all instruments/surveys compared in Section 4.2.
- domain assumption GC pulsars congregate toward the cluster core, with almost all within one arc-minute of the optical center-of-light.
Cite this review
Pith. "Pith review of Pulsars in Globular Clusters With the SKAO." pith.science (2026). https://pith.science/paper/VOVEVSVT
@misc{pith2026260706154,
author = {Pith},
title = {Pith review of: Pulsars in Globular Clusters With the SKAO},
year = {2026},
howpublished = {\url{https://pith.science/paper/VOVEVSVT}},
note = {Machine review of arXiv:2607.06154}
}
abstract
Globular clusters (GCs) are highly efficient factories of radio pulsars: per unit of stellar mass, they contain about 1000 times more pulsars than in the Galactic field. Thus far, 345 radio pulsars have been found in GCs. These can be used as precision probes of the structure, gas content, magnetic field, and dynamic history of their host clusters; some of them are also highly interesting in their own right because they probe exotic stellar evolution scenarios, the physics of dense matter, accretion, gravity, etc. One of them (PSR~J0514$-$4002E) might even be the first pulsar - black hole system known. Deep searches with SKA telescopes will only require one to a few tied-array beams, and can be done during early commissioning of the telescopes, before an all-sky pulsar survey using hundreds to thousands of tied-array beams is feasible. Even a conservative approach predicts discoveries only with the core of SKA-MID AA*. Eventually, SKA-MID AA4 is expected to increase the number of discoveries even more, leading to more than doubling the current known population. Thus, a dedicated search for pulsars in GCs will fully utilise the best possible natural laboratories to study various branches of physics and astrophysics, including the properties of dense matter, stellar evolution, and the dynamical history of these GCs.
Figures
Figures from the paper (2 more)
Reference graph
Works this paper leans on
-
[1]
A population of gamma-ray emitting globular clusters seen with the Fermi Large Area Telescope
A population of gamma-ray emitting globular clusters seen with the Fermi Large Area Telescope. , keywords =. doi:10.1051/0004-6361/201014458 , archivePrefix =. 1003.3588 , primaryClass =
-
[2]
Searching for pulsars in extreme orbits -- GPU acceleration of the Fourier domain 'jerk' search
Searching for Pulsars in Extreme Orbits - GPU Acceleration of the Fourier Domain 'Jerk' Search. Astronomical Data Analysis Software and Systems XXIX , year = 2020, editor =. doi:10.48550/arXiv.1911.01353 , archivePrefix =. 1911.01353 , primaryClass =
work page Pith review arXiv doi:10.48550/arxiv.1911.01353 2020
-
[3]
Testing the universality of free fall by tracking a pulsar in a stellar triple system
Universality of free fall from the orbital motion of a pulsar in a stellar triple system. , keywords =. doi:10.1038/s41586-018-0265-1 , archivePrefix =. 1807.02059 , primaryClass =
-
[4]
A new class of radio pulsars. , keywords =. doi:10.1038/300728a0 , adsurl =
-
[5]
Discovery of two radio pulsars in the globular cluster M15. , keywords =. doi:10.1038/346042a0 , adsurl =
-
[6]
A Study of Recycled Pulsars in Globular Clusters
-
[7]
A Fourier Domain "Jerk" Search for Binary Pulsars
A Fourier Domain Jerk Search for Binary Pulsars. , keywords =. doi:10.3847/2041-8213/aad59f , archivePrefix =. 1807.07900 , primaryClass =
-
[8]
A Massive Pulsar in a Compact Relativistic Binary
A Massive Pulsar in a Compact Relativistic Binary. , keywords =. doi:10.1126/science.1233232 , archivePrefix =. 1304.6875 , primaryClass =
Show all 235 references
- [9]
- [10]
- [11]
- [12]
- [13]
- [14]
- [15]
- [16]
- [17]
- [18]
-
[19]
doi:10.1088/2041-8205/773/1/L12 , keywords =
GMRT discovery of PSR J1544+ 4937: an eclipsing black-widow pulsar identified with a Fermi-LAT source , year = 2013, month = aug, journal =. doi:10.1088/2041-8205/773/1/L12 , keywords =
2013 doi
- [20]
- [21]
- [22]
- [23]
- [24]
- [25]
- [26]
- [27]
- [28]
- [29]
- [30]
-
[31]
, keywords =
Luminosities of recycled radio pulsars in globular clusters. , keywords =. doi:10.1111/j.1365-2966.2011.19498.x , archivePrefix =. 1107.4521 , primaryClass =
2011 doi
- [32]
- [33]
- [34]
- [35]
- [36]
- [37]
-
[38]
, keywords =
Timing a millisecond pulsar in a globular cluster. , keywords =. doi:10.1093/mnras/225.1.51P , adsurl =
- [39]
- [40]
- [41]
- [42]
- [43]
- [44]
- [45]
- [46]
- [47]
- [48]
-
[49]
A New Model for the Galactic Distribution of Free Electrons and its Fluctuations
NE2001.I. A New Model for the Galactic Distribution of Free Electrons and its Fluctuations. arXiv e-prints , keywords =. doi:10.48550/arXiv.astro-ph/0207156 , archivePrefix =. astro-ph/0207156 , primaryClass =
- [50]
- [51]
- [52]
- [53]
- [54]
- [55]
- [56]
- [57]
-
[58]
Globular Clusters GMRT Pulsar Search (GCGPS). I. Survey Description, Discovery and Timing of the First Pulsar in NGC6093 (M80). , keywords =. doi:10.3847/1538-4357/ade052 , archivePrefix =. 2502.09154 , primaryClass =
-
[59]
Advanced Software and Control for Astronomy II , year = 2008, editor =
Data Vault: providing simple web access to NRAO data archives. Advanced Software and Control for Astronomy II , year = 2008, editor =. doi:10.1117/12.789402 , adsurl =
2008 doi
- [60]
-
[61]
, keywords =
PSR B1802-0 : a globular pulsar in an eccentric binary system. , keywords =. doi:10.1093/mnras/260.1.L7 , adsurl =
- [62]
-
[63]
, keywords =
Millisecond pulsars around intermediate-mass black holes in globular clusters. , keywords =. doi:10.1111/j.1365-2966.2007.12160.x , archivePrefix =. 0706.1656 , primaryClass =
2007 doi
- [64]
- [65]
-
[66]
, keywords =
Globular clusters in ORBIT: Complete dynamical characterisation of the Milky Way globular cluster population through updated orbital reconstruction. , keywords =. doi:10.1051/0004-6361/202556235 , archivePrefix =. 2512.06079 , primaryClass =
- [67]
-
[68]
Nuovo Cimento B Serie , keywords =
Higher-order relativistic periastron advances and binary pulsars. Nuovo Cimento B Serie , keywords =. doi:10.1007/BF02828697 , adsurl =
- [69]
- [70]
- [71]
- [72]
- [73]
- [74]
- [75]
- [76]
-
[77]
, keywords =
Further results from the timing of the millisecond pulsars in 47 Tucanae. , keywords =. doi:10.1046/j.1365-8711.2003.06392.x , adsurl =
2003 doi
- [78]
-
[79]
, keywords =
Timing the millisecond pulsars in 47 Tucanae. , keywords =. doi:10.1046/j.1365-8711.2001.04493.x , archivePrefix =. astro-ph/0103372 , primaryClass =
2001 doi
- [80]
- [81]
-
[82]
Neutron Stars and Pulsars: Challenges and Opportunities after 80 years , year = 2013, editor =
The pulsar population in Globular Clusters and in the Galaxy. Neutron Stars and Pulsars: Challenges and Opportunities after 80 years , year = 2013, editor =. doi:10.1017/S1743921312023770 , archivePrefix =. 1210.3984 , primaryClass =
- [83]
- [84]
- [85]
- [86]
- [87]
-
[88]
, keywords =
A millisecond pulsar in an eclipsing binary. , keywords =. doi:10.1038/333237a0 , adsurl =
- [89]
-
[90]
, keywords =
The kinematics and dynamics of the galactic globular cluster system. , keywords =. doi:10.1093/mnras/193.2.295 , adsurl =
- [91]
- [92]
- [93]
-
[94]
Current Science , year = 2017, month = aug, volume =
The upgraded GMRT: opening new windows on the radio Universe. Current Science , year = 2017, month = aug, volume =. doi:10.18520/cs/v113/i04/707-714 , adsurl =
2017 doi
- [95]
- [96]
- [97]
-
[98]
, keywords =
A Catalog of Parameters for Globular Clusters in the Milky Way. , keywords =. doi:10.1086/118116 , adsurl =
-
[99]
The globular cluster M4
Monte Carlo simulations of star clusters - V. The globular cluster M4. , keywords =. doi:10.1111/j.1365-2966.2008.13702.x , adsurl =
2008 doi
- [100]
- [101]
- [102]
- [103]
- [104]
- [105]
-
[106]
Advancing Astrophysics with the Square Kilometre Array (AASKA14) , year = 2015, month = apr, eid =
Pulsars in Globular Clusters with the SKA. Advancing Astrophysics with the Square Kilometre Array (AASKA14) , year = 2015, month = apr, eid =. doi:10.22323/1.215.0047 , archivePrefix =. 1501.00086 , primaryClass =
- [107]
- [108]
- [109]
- [110]
- [111]
-
[112]
, keywords =
On the Detectability of Pulsars in Close Binary Systems. , keywords =. doi:10.1086/169715 , adsurl =
- [113]
- [114]
-
[115]
, volume = 961, number = 2, pages = 155, doi =
-
[116]
doi:10.3847/1538-4357/ac19b9 , keywords =
Unraveling the Eclipse Mechanism of a Binary Millisecond Pulsar Using Broadband Radio Spectra , year = 2021, month = oct, journal =. doi:10.3847/1538-4357/ac19b9 , keywords =
2021 doi
-
[117]
, volume = 900, number = 2, pages = 194, doi =
-
[118]
, keywords =
A repeating fast radio burst source in a globular cluster. , keywords =. doi:10.1038/s41586-021-04354-w , archivePrefix =. 2105.11445 , primaryClass =
- [119]
-
[120]
, volume = 973, number = 1, pages = 19, doi =
-
[121]
Advancing Astrophysics with the Square Kilometre Array (AASKA14) , year = 2015, month = apr, eid =
A Cosmic Census of Radio Pulsars with the SKA. Advancing Astrophysics with the Square Kilometre Array (AASKA14) , year = 2015, month = apr, eid =. doi:10.22323/1.215.0040 , archivePrefix =. 1501.00056 , primaryClass =
-
[122]
, keywords =
A Parkes radio telescope study of giant pulses from PSR J1823-3021A. , keywords =. doi:10.1111/j.1365-2966.2007.11810.x , adsurl =
2007 doi
-
[123]
, keywords =
Strong-Field Gravity Tests with the Double Pulsar. , keywords =. doi:10.1103/PhysRevX.11.041050 , archivePrefix =. 2112.06795 , primaryClass =
-
[124]
, keywords =
Old pulsars in the low-density globular clusters MI3 and M53. , keywords =. doi:10.1038/349047a0 , adsurl =
- [125]
- [126]
- [127]
- [128]
- [129]
- [130]
-
[131]
, keywords =
A long-period globular-cluster pulsar in an eclipsing binary system. , keywords =. doi:10.1038/361047a0 , adsurl =
-
[132]
, keywords =
Discovery of a binary millisecond pulsar in the globular cluster M4. , keywords =. doi:10.1038/332045a0 , adsurl =
-
[133]
, keywords =
The discovery of a millisecond pulsar in the globular cluster M28. , keywords =. doi:10.1038/328399a0 , adsurl =
-
[134]
, keywords =
PSR B1745-20 and Young Pulsars in Globular Clusters. , keywords =. doi:10.1086/309972 , adsurl =
- [135]
- [136]
- [137]
- [138]
-
[139]
, keywords =
XMM-Newton and NuSTAR Observations of the Compact Millisecond Pulsar Binary PSR J1653-0158. , keywords =. doi:10.3847/1538-4357/ac7720 , adsurl =
- [140]
- [141]
- [142]
-
[143]
, keywords =
A 5.75-millisecond pulsar in the globular cluster 47 Tucanae. , keywords =. doi:10.1038/345598a0 , adsurl =
- [144]
- [145]
- [146]
- [147]
-
[148]
, keywords =
The radio luminosity distribution of pulsars in 47 Tucanae. , keywords =. doi:10.1111/j.1365-2966.2004.07447.x , archivePrefix =. astro-ph/0312107 , primaryClass =
2004 doi
- [149]
- [150]
- [151]
-
[152]
, keywords =
Discovery of ten millisecond pulsars in the globular cluster 47 Tucanae. , keywords =. doi:10.1038/352219a0 , adsurl =
- [153]
- [154]
- [155]
- [156]
- [157]
-
[158]
, keywords =
Observations of the Eclipsing Binary Pulsar in Terzan 5. , keywords =. doi:10.1086/185827 , adsurl =
- [159]
-
[160]
, year = 2023, month = aug, volume =
A binary pulsar in a 53-minute orbit. , year = 2023, month = aug, volume =. doi:10.1038/s41586-023-06308-w , adsurl =
2023 doi
- [161]
- [162]
-
[163]
, keywords =
Ablating dwarf model for eclipsing millisecond pulsar 1957 + 20. , keywords =. doi:10.1038/333832a0 , adsurl =
1957 doi
-
[164]
doi:10.1093/mnras/sty349 , keywords =
, volume = 476, number = 2, pages =. doi:10.1093/mnras/sty349 , keywords =
- [165]
- [166]
- [167]
- [168]
-
[169]
, keywords =
The Rate of Neutron Star Binary Mergers in the Universe: Minimal Predictions for Gravity Wave Detectors. , keywords =. doi:10.1086/186163 , adsurl =
-
[170]
Philosophical Transactions of the Royal Society of London Series A , year = 1992, month = oct, volume =
Pulsars as Probes of Newtonian Dynamical Systems. Philosophical Transactions of the Royal Society of London Series A , year = 1992, month = oct, volume =. doi:10.1098/rsta.1992.0084 , adsurl =
1992 doi
-
[171]
Structure and Dynamics of Globular Clusters , year = 1993, editor =
Pulsars as Probes of Globular Cluster Dynamics. Structure and Dynamics of Globular Clusters , year = 1993, editor =
1993
- [172]
- [173]
-
[174]
Proceedings of the National Academy of Science , year = 2010, month = apr, volume =
Globular cluster x-ray sources. Proceedings of the National Academy of Science , year = 2010, month = apr, volume =. doi:10.1073/pnas.0913903107 , adsurl =
2010 doi
- [175]
-
[176]
, keywords =
Timing Observations of the 8 Hour Binary Pulsar 2127+11C in the Globular Cluster M15. , keywords =. doi:10.1086/186067 , adsurl =
- [177]
- [178]
- [179]
-
[180]
, keywords =
Ejection of pulsars and binaries to the outskirts of globular clusters. , keywords =. doi:10.1038/349220a0 , adsurl =
-
[181]
Current Science , year = 1982, month = dec, volume =
On the origin of the recently discovered ultra-rapid pulsar. Current Science , year = 1982, month = dec, volume =
1982
-
[182]
, keywords =
PSR J1301+0833: A Kinematic Study of a Black-widow Pulsar. , keywords =. doi:10.3847/1538-4357/833/2/138 , adsurl =
- [183]
- [184]
- [185]
-
[186]
Dynamical Evolution of Dense Stellar Systems , year = 2008, editor =
Pulsars in Globular Clusters. Dynamical Evolution of Dense Stellar Systems , year = 2008, editor =. doi:10.1017/S1743921308015810 , adsurl =
2008 doi
- [187]
- [188]
- [189]
- [190]
- [191]
-
[192]
The RATT PARROT: serendipitous discovery of a peculiarly scintillating pulsar in MeerKAT imaging observations of the Great Saturn - Jupiter Conjunction of 2020. I. Dynamic imaging and data analysis. , keywords =. doi:10.1093/mnras/stae303 , adsurl =
2020 doi
-
[193]
Millisecond pulsars in Omega Centauri, Terzan 5, and 47 Tucanae detected through MeerKAT interferometric imaging
Mining the time axis with TRON - I. Millisecond pulsars in Omega Centauri, Terzan 5, and 47 Tucanae detected through MeerKAT interferometric imaging. , keywords =. doi:10.1093/mnrasl/slaf009 , archivePrefix =. 2501.09488 , primaryClass =
-
[194]
, keywords =
A Novel Mechanism for Creating Double Pulsars. , keywords =. doi:10.1086/186679 , adsurl =
-
[195]
, keywords =
Binary--Single Star Interactions in Globular Clusters. , keywords =. doi:10.1086/173190 , adsurl =
- [196]
- [197]
- [198]
- [199]
- [200]
-
[201]
Advancing Astrophysics with the Square Kilometre Array (AASKA14) , year = 2015, month = apr, eid =
Testing Gravity with Pulsars in the SKA Era. Advancing Astrophysics with the Square Kilometre Array (AASKA14) , year = 2015, month = apr, eid =. doi:10.22323/1.215.0042 , archivePrefix =. 1501.00058 , primaryClass =
- [202]
-
[203]
, keywords =
Evacuation of gas from globular clusters by winds from millisecond pulsars. , keywords =. doi:10.1038/352221a0 , adsurl =
- [204]
- [205]
-
[206]
, keywords =
Physical Processes in Eclipsing Pulsars: Eclipse Mechanisms and Diagnostics. , keywords =. doi:10.1086/173728 , adsurl =
- [207]
- [208]
-
[209]
43rd COSPAR Scientific Assembly , year = 2021, volume =
Discovery of eleven millisecond pulsars using jerk searches on unassociated Fermi-LAT sources. 43rd COSPAR Scientific Assembly , year = 2021, volume =
2021
- [210]
- [211]
-
[212]
arXiv e-prints , keywords =
New Deep Radio Continuum Imaging Still Indicates a Large Reservoir of Undiscovered Millisecond Pulsars in Terzan 5. arXiv e-prints , keywords =. doi:10.48550/arXiv.2602.10199 , archivePrefix =. 2602.10199 , primaryClass =
-
[213]
Vivek Venkatraman Krishnan and Lijing Shao and Vishnu Balakrishnan and Miquel Colom i Bernadich and Amodio Carelo and Alessandro Corongiu and Adam Deller and Paulo C. C. Freire and Marisa Geyer and Eva Hackmann and Huanchen Hu and Zexin Hu and Jutta Kunz and Michael Kramer and...
2026
- [214]
- [215]
-
[216]
The Origin and Evolution of Neutron Stars , year = 1987, editor =
The Globular Cluster Population of X-Ray Binaries. The Origin and Evolution of Neutron Stars , year = 1987, editor =
1987
- [217]
- [218]
-
[219]
Advancing Astrophysics with the Square Kilometre Array (AASKA14) , year = 2015, month = apr, eid =
Probing the neutron star interior and the Equation of State of cold dense matter with the SKA. Advancing Astrophysics with the Square Kilometre Array (AASKA14) , year = 2015, month = apr, eid =. doi:10.22323/1.215.0043 , archivePrefix =. 1501.00042 , primaryClass =
- [220]
- [221]
- [222]
- [223]
- [224]
- [225]
-
[226]
arXiv e-prints , keywords =
DRAGON-III simulation: modelling million-body globular and nuclear star clusters. arXiv e-prints , keywords =. doi:10.48550/arXiv.2510.03933 , archivePrefix =. 2510.03933 , primaryClass =
- [227]
- [228]
- [229]
- [230]
- [231]
-
[232]
, keywords =
On the origins of part-time radio pulsars. , keywords =. doi:10.1111/j.1365-2966.2006.11226.x , archivePrefix =. astro-ph/0601063 , primaryClass =
2006 doi
- [233]
- [234]
- [235]
Reviewed July 8, 2026 · model on record in the stance chip above.
Discussion (0). Sign in to comment.