REVIEW 1 major objections 1 minor 4 cited by
Can current models predict the local black hole merger rate?
T0 review · 1 major / 1 minor · reviewed 2026-06-28 · grok-4.3
Pith's one-line read Theoretical models overestimate the local binary black hole merger rate by more than a factor of 10 even under conservative assumptions on star formation and metallicity.
desk verdict This paper strengthens the claim that binary evolution models overpredict local BBH rates by >10x even under conservative SFRD and metallicity assumptions, but the key soft spot is whether their upper metallicity bounds truly exhaust observational allowances. 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
Empirical model for the SFRD and metallicity evolution with iron abundance correction, used to compute the local BBH merger rate density while bracketing observational uncertainties.
What would settle it
A direct measurement showing that average metallicities in low-mass galaxies at redshift greater than 2 are substantially below the values needed to suppress the predicted merger rate would confirm that evolutionary revisions are required.
Extended reading notes
Core claim
By constructing an empirical model for the metallicity-dependent cosmic star formation rate density including an iron abundance correction that is flexible enough to bracket observational uncertainties, we demonstrate that even under the most conservative assumptions the local BBH merger rate density is overestimated by a factor >10. Attempts to reconcile the predicted and observed merger rates by modifying only the metallicity-dependent SFRD would require unrealistically high metallicities (Z>Z_⊙) even in low-mass galaxies at high redshift. This finding indicates that revisions to the treatment of stellar and binary evolution are necessary to achieve consistency between theoretical predicti
Load-bearing premise
The empirical model for SFRD and metallicity evolution brackets observational uncertainties such that no adjustment to only the metallicity-dependent SFRD can reconcile rates without requiring unrealistically high metallicities in low-mass galaxies at high redshift.
Editorial extensions
If this is right
- The local BBH merger rate density is overestimated by a factor greater than 10 under the most conservative assumptions on SFRD and metallicity.
- Reconciling rates by changing only the metallicity-dependent SFRD requires unrealistically high metallicities (Z > Z_⊙) in low-mass galaxies at high redshift.
- Revisions to the treatment of stellar and binary evolution are necessary for consistency with observations.
- A modest steepening of the delay-time distribution could alleviate part of the tension between predictions and the observed rate.
Reading between the lines
- Population synthesis codes may need recalibration of binary interaction parameters such as common-envelope efficiency to reduce the number of merging systems formed at low metallicity.
- Future metallicity surveys at z > 2 could directly test whether the high metallicities required for reconciliation are physically plausible.
- The same tension may appear in predictions for other compact-object mergers, suggesting a broader need to revisit how initial mass functions and supernova physics are implemented.
Editorial analysis
A structured set of objections, weighed in public.
Referee Report
Summary. The manuscript constructs a flexible empirical model for the cosmic star formation rate density (SFRD) and metallicity evolution (including an iron-abundance correction) to predict the local binary black hole (BBH) merger rate density. It claims that even the most conservative assumptions on both SFRD and the metallicity relation still yield a predicted local rate exceeding the LIGO-Virgo-KAGRA value (R_{0,LVK} ≃ 14–26 Gpc^{-3} yr^{-1}) by more than a factor of 10. The authors conclude that reconciling the discrepancy by adjusting only the metallicity-dependent SFRD would require unrealistically high metallicities (Z > Z_⊙) in low-mass galaxies at high redshift, implying that revisions to stellar and binary evolution (e.g., a steeper delay-time distribution) are necessary.
Significance. If the quantitative results hold, the work would demonstrate a robust tension between population-synthesis predictions and gravitational-wave constraints that cannot be resolved within current metallicity-dependent SFRD frameworks, thereby motivating targeted updates to massive-star wind prescriptions, binary-interaction physics, or common-envelope efficiency. The use of a flexible empirical model explicitly designed to bracket observational uncertainties is a methodological strength that strengthens the overestimation claim relative to earlier studies.
major comments (1)
- [Abstract] Abstract: the assertion that reconciliation via metallicity-dependent SFRD adjustments alone would require 'unrealistically high metallicities (Z > Z_⊙) even in low-mass galaxies at high redshift' lacks any citation or tabulation of the specific observational upper limits (e.g., from strong-line or UV-absorption diagnostics) that define the model's conservative Z envelope. Without this comparison it is impossible to verify whether the adopted upper bound on Z(z, M*) already exhausts the highest values permitted by data or whether higher observationally allowed metallicities could further suppress the BBH formation efficiency enough to remove the factor-of-10 tension.
minor comments (1)
- [Abstract] Abstract: the summary states the factor >10 overestimation but supplies no quantitative details on the empirical model parametrization, the specific SFRD and metallicity data sources, the iron-abundance correction implementation, or the numerical outputs of the rate calculation, hindering immediate assessment of the central result.
Simulated Author's Rebuttal
We thank the referee for their constructive feedback. We address the single major comment below and will incorporate the suggested clarifications in the revised manuscript.
read point-by-point responses
-
Referee: [Abstract] Abstract: the assertion that reconciliation via metallicity-dependent SFRD adjustments alone would require 'unrealistically high metallicities (Z > Z_⊙) even in low-mass galaxies at high redshift' lacks any citation or tabulation of the specific observational upper limits (e.g., from strong-line or UV-absorption diagnostics) that define the model's conservative Z envelope. Without this comparison it is impossible to verify whether the adopted upper bound on Z(z, M*) already exhausts the highest values permitted by data or whether higher observationally allowed metallicities could further suppress the BBH formation efficiency enough to remove the factor-of-10 tension.
Authors: We agree that the abstract statement would be clearer with explicit support from the literature. Our flexible empirical metallicity model is constructed precisely to bracket the full range of current observational uncertainties, with the conservative upper envelope on Z(z, M*) set at the highest values still consistent with existing strong-line and UV-absorption measurements for high-redshift, low-mass galaxies. In the revised manuscript we will (i) add citations to the key observational papers that define these upper limits and (ii) include a short tabulation or explicit comparison in the methods section demonstrating that our adopted Z upper bound already reaches or exceeds the highest observationally permitted metallicities. This addition will confirm that even maximal metallicities do not remove the factor-of-10 tension. revision: yes
Circularity Check
No significant circularity; derivation uses new empirical bracketing model compared to external observations
full rationale
The paper constructs a flexible empirical model for SFRD and metallicity evolution (including iron correction) explicitly to bracket observational uncertainties, then compares the resulting local BBH merger rate density to the independent LVK observational constraint R_{0,LVK}. The central result—that even the most conservative assumptions still yield an overestimate by a factor >10—does not reduce by construction to any fitted parameter, self-definition, or prior self-citation. The reference to Sgalletta et al. 2025 supplies background context for an earlier claim but is not load-bearing for the present analysis, which introduces its own model and reaches a strengthened conclusion. No equations or steps in the provided text exhibit a prediction that is statistically forced by the inputs or equivalent to them by renaming.
Assumptions & free parameters
Cite this review
Pith. "Pith review of Can current models predict the local black hole merger rate?." pith.science (2026). https://pith.science/paper/FYK5NGRF
@misc{pith2026260602725,
author = {Pith},
title = {Pith review of: Can current models predict the local black hole merger rate?},
year = {2026},
howpublished = {\url{https://pith.science/paper/FYK5NGRF}},
note = {Machine review of arXiv:2606.02725}
}
abstract
After four observational runs, the Ligo-Virgo-Kagra collaboration estimated a local binary black hole (BBH) merger rate density of $R_{0,\textrm{LVK}}\simeq 14-26\,\textrm{Gpc}^{-3}\,\textrm{yr}^{-1}$ within the 90% credible interval. Some previous studies already pointed out that, when a realistic evolution of the metallicity-dependent cosmic star formation rate density (SFRD) is adopted, theoretical models predict a local BBH merger rate density that exceeds the observed value by at least a factor of $\sim 10$ (Sgalletta et al. 2025). In this paper, we confirm and strengthen this claim by constructing an empirical model for the SFRD and metallicity evolution that includes a correction accounting for iron abundance. The adopted metallicity relation is flexible, enabling us to bracket the wide range of observational uncertainties. We show that, even under the most conservative assumptions regarding both the SFRD and the metallicity relation, the local BBH merger rate density is overestimated by a factor $> 10$. Attempts to reconcile the predicted and observed merger rates by modifying only the metallicity-dependent SFRD would require unrealistically high metallicities ($Z>Z_\odot$) even in low-mass galaxies at high redshift. This finding indicates that revisions to the treatment of stellar and binary evolution are necessary to achieve consistency between theoretical predictions and observations. We suggest that even a modest steepening of the delay-time distribution could help alleviate this tension.
Figures
Figures from the paper (7 more)
Forward citations
Cited by 4 Pith papers
-
Lower Your Rates: On Claims of a Binary Black Hole Merger-Rate Crisis
A meta-analysis of 1490 BBH merger rate predictions from 57 studies shows substantial subsets reproduce or underestimate the observed rate, indicating that apparent crises are model-dependent rather than universal.
-
The Stellar Winds Atlas II: Black Hole Formation at Solar Metallicity
Black hole masses at solar metallicity are set by whether a star becomes a Wolf-Rayet star before collapse, and cool supergiant winds control that split.
-
Joint population and strong-lensing inference for resolved gravitational-wave events probes the black-hole merger rate beyond the peak of star formation
Joint strong-lensing and population inference on resolved gravitational-wave events finds no lensed events and tightens constraints on the black-hole merger rate peak redshift and high-redshift tail.
-
Binary neutron star populations across cosmic time: the impact of binary stellar evolution uncertainties
Across 72 COSMIC models, BNS formation efficiencies and merger rates span orders of magnitude depending on common-envelope efficiency and natal kicks, with only the least efficient models excluded by current LVK data.
Reference graph
Works this paper leans on
-
[1]
Array programming with NumPy. , keywords =. doi:10.1038/s41586-020-2649-2 , archivePrefix =. 2006.10256 , primaryClass =
work page Pith review arXiv doi:10.1038/s41586-020-2649-2 2006
-
[2]
SciPy 1.0--Fundamental Algorithms for Scientific Computing in Python
SciPy 1.0: fundamental algorithms for scientific computing in Python. Nature Methods , keywords =. doi:10.1038/s41592-019-0686-2 , archivePrefix =. 1907.10121 , primaryClass =
work page Pith review arXiv doi:10.1038/s41592-019-0686-2 1907
-
[3]
doi:10.5281/zenodo.10697587 , version =
pandas-dev/pandas: Pandas. doi:10.5281/zenodo.10697587 , version =
-
[4]
Computing in Science and Engineering , keywords =
Matplotlib: A 2D Graphics Environment. Computing in Science and Engineering , keywords =. doi:10.1109/MCSE.2007.55 , adsurl =
-
[5]
Stellar Structure and Evolution. doi:10.1007/978-3-642-30304-3 , adsurl =
-
[6]
Modules for Experiments in Stellar Astrophysics (MESA)
Modules for Experiments in Stellar Astrophysics (MESA). , keywords =. doi:10.1088/0067-0049/192/1/3 , archivePrefix =. 1009.1622 , primaryClass =
-
[7]
Modules for Experiments in Stellar Astrophysics (MESA): Planets, Oscillations, Rotation, and Massive Stars. , keywords =. doi:10.1088/0067-0049/208/1/4 , archivePrefix =. 1301.0319 , primaryClass =
-
[8]
Modules for Experiments in Stellar Astrophysics (MESA): Binaries, Pulsations, and Explosions
Modules for Experiments in Stellar Astrophysics (MESA): Binaries, Pulsations, and Explosions. , keywords =. doi:10.1088/0067-0049/220/1/15 , archivePrefix =. 1506.03146 , primaryClass =
Show all 300 references
- [9]
- [10]
- [11]
- [12]
-
[13]
, keywords =
Impact of the Rotation and Compactness of Progenitors on the Mass of Black Holes. , keywords =. doi:10.3847/1538-4357/ab584d , archivePrefix =. 1909.01371 , primaryClass =
1909 doi
-
[14]
Frontiers in Astronomy and Space Sciences , keywords =
Binary black hole mergers: formation and populations. Frontiers in Astronomy and Space Sciences , keywords =. doi:10.3389/fspas.2020.00038 , archivePrefix =. 2105.12455 , primaryClass =
2020 doi
-
[15]
, keywords =
Compact object mergers: exploring uncertainties from stellar and binary evolution with SEVN. , keywords =. doi:10.1093/mnras/stad1630 , archivePrefix =. 2211.11774 , primaryClass =
-
[16]
, keywords =
The cosmic merger rate density of compact objects: impact of star formation, metallicity, initial mass function, and binary evolution. , keywords =. doi:10.1093/mnras/stab280 , archivePrefix =. 2009.03911 , primaryClass =
2009 doi
-
[17]
, keywords =
Very massive stars and pair-instability supernovae: mass-loss framework for low metallicity. , keywords =. doi:10.1093/mnras/stad1888 , archivePrefix =. 2306.11785 , primaryClass =
-
[18]
Principles of stellar structure
-
[19]
, year = 1947, month = mar, volume =
Stellar Models with Convection and with Discontinuity of the Mean Molecular Weight. , year = 1947, month = mar, volume =. doi:10.1086/144905 , adsurl =
1947 doi
-
[20]
, keywords =
Mass-loss implementation and temperature evolution of very massive stars. , keywords =. doi:10.1093/mnras/stac1410 , archivePrefix =. 2205.09125 , primaryClass =
- [21]
-
[22]
, keywords =
Stellar evolution models for Z = 0.0001 to 0.03. , keywords =. doi:10.1046/j.1365-8711.1998.01658.x , adsurl =
1998 doi
-
[23]
Bulletin d'Information du Centre de Donnees Stellaires , year = 1988, month = dec, volume =
Mass Loss Rates in the Hertzprung-Russell Diagram. Bulletin d'Information du Centre de Donnees Stellaires , year = 1988, month = dec, volume =
1988
-
[24]
, keywords =
On the nature of massive helium star winds and Wolf-Rayet-type mass-loss. , keywords =. doi:10.1093/mnras/staa2712 , archivePrefix =. 2009.01849 , primaryClass =
2009 doi
-
[25]
Massive Stars Near and Far , year = 2024, editor =
The enigmatic winds of Wolf-Rayet stars: Results from dynamically consistent atmosphere modelling. Massive Stars Near and Far , year = 2024, editor =. doi:10.1017/S1743921322002071 , archivePrefix =. 2209.00312 , primaryClass =
2024 doi
-
[26]
arXiv e-prints , keywords =
Hot Star Winds. arXiv e-prints , keywords =. doi:10.48550/arXiv.2410.12484 , archivePrefix =. 2410.12484 , primaryClass =
-
[27]
, keywords =
On the variation of the initial mass function. , keywords =. doi:10.1046/j.1365-8711.2001.04022.x , archivePrefix =. astro-ph/0009005 , primaryClass =
2001 doi
- [28]
- [29]
- [30]
-
[31]
New clues from Cepheids and colour-magnitude diagram
Multiple stellar populations in NGC 1866. New clues from Cepheids and colour-magnitude diagram. , keywords =. doi:10.1051/0004-6361/201936409 , archivePrefix =. 1909.01907 , primaryClass =
1909 doi
-
[32]
, keywords =
PARSEC V2.0: Stellar tracks and isochrones of low- and intermediate-mass stars with rotation. , keywords =. doi:10.1051/0004-6361/202244166 , archivePrefix =. 2207.08642 , primaryClass =
-
[33]
, keywords =
PARSEC: stellar tracks and isochrones with the PAdova and TRieste Stellar Evolution Code. , keywords =. doi:10.1111/j.1365-2966.2012.21948.x , archivePrefix =. 1208.4498 , primaryClass =
2012 doi
-
[34]
GOLDRUSH. IV. Luminosity Functions and Clustering Revealed with 4,000,000 Galaxies at z 2-7: Galaxy-AGN Transition, Star Formation Efficiency, and Implication for Evolution at z > 10. , keywords =. doi:10.3847/1538-4365/ac3dfc , archivePrefix =. 2108.01090 , primaryClass =
- [35]
-
[36]
, keywords =
The CFHT large area U-band deep survey (CLAUDS). , keywords =. doi:10.1093/mnras/stz2522 , archivePrefix =. 1909.05898 , primaryClass =
1909 doi
- [37]
- [38]
- [39]
-
[40]
, keywords =
Galaxy And Mass Assembly (GAMA): the galaxy stellar mass function at z < 0.06. , keywords =. doi:10.1111/j.1365-2966.2012.20340.x , archivePrefix =. 1111.5707 , primaryClass =
2012 doi
- [41]
- [42]
- [43]
- [44]
-
[45]
The best pair-instability supernova candidate, to date
1100 days in the life of the supernova 2018ibb. The best pair-instability supernova candidate, to date. , keywords =. doi:10.1051/0004-6361/202346855 , archivePrefix =. 2305.05796 , primaryClass =
- [46]
-
[47]
, keywords =
Pulsational Pair-instability Supernovae in Very Close Binaries. , keywords =. doi:10.3847/1538-4357/ab3426 , archivePrefix =. 1810.13412 , primaryClass =
-
[48]
arXiv e-prints , keywords =
The more accurately we model the metal-dependent star formation rate, the larger the predicted excess of binary black hole mergers. arXiv e-prints , keywords =. doi:10.48550/arXiv.2410.21401 , archivePrefix =. 2410.21401 , primaryClass =
- [49]
- [50]
- [51]
-
[52]
, keywords =
The R136 star cluster hosts several stars whose individual masses greatly exceed the accepted 150M _ solar stellar mass limit. , keywords =. doi:10.1111/j.1365-2966.2010.17167.x , archivePrefix =. 1007.3284 , primaryClass =
2010 doi
- [53]
-
[54]
, keywords =
Spectral classification of O2-3.5 If*/WN5-7 stars. , keywords =. doi:10.1111/j.1365-2966.2011.19129.x , archivePrefix =. 1105.4757 , primaryClass =
2011 doi
- [55]
- [56]
- [57]
- [58]
-
[59]
The Astronomer's Telegram , keywords =
Discovery of a Luminous Supernova, PTF11rks. The Astronomer's Telegram , keywords =
- [60]
- [61]
- [62]
- [63]
- [64]
- [65]
-
[66]
, keywords =
Very massive stars and nitrogen-emitting galaxies. , keywords =. doi:10.1051/0004-6361/202347827 , archivePrefix =. 2310.10725 , primaryClass =
-
[67]
Galactic Archaeology: Near-Field Cosmology and the Formation of the Milky Way , year = 2012, editor =
Contribution of Very Massive Population III Stars to the Chemical Enrichment. Galactic Archaeology: Near-Field Cosmology and the Formation of the Milky Way , year = 2012, editor =
2012
-
[68]
, keywords =
Impact of very massive stars on the chemical evolution of extremely metal-poor galaxies. , keywords =. doi:10.1051/0004-6361/202142031 , archivePrefix =. 2205.03402 , primaryClass =
- [69]
-
[70]
EMPRESS. II. Highly Fe-enriched Metal-poor Galaxies with 1.0 (Fe/O) _ and 0.02 (O/H) _ : Possible Traces of Supermassive (>300 M _ ) Stars in Early Galaxies. , keywords =. doi:10.3847/1538-4357/abec3d , archivePrefix =. 2006.03831 , primaryClass =
2006 doi
-
[71]
, keywords =
On the Evolutionary Phase and Mass Loss of the Wolf-Rayet--like Stars in R136a. , keywords =. doi:10.1086/303736 , adsurl =
- [72]
-
[73]
, keywords =
Formation and Evolution of Intermediate Mass Black Hole X-Ray Binaries. , keywords =. doi:10.1007/s10509-005-1176-9 , adsurl =
- [74]
-
[75]
, keywords =
Formation of black holes in the pair-instability mass gap: Evolution of a post-collision star. , keywords =. doi:10.1093/mnras/stac2222 , archivePrefix =. 2204.03492 , primaryClass =
- [76]
- [77]
-
[78]
, year = 1967, month = mar, volume =
Dynamics of Supernova Explosion Resulting from Pair Formation. , year = 1967, month = mar, volume =. doi:10.1103/PhysRevLett.18.379 , adsurl =
1967 doi
-
[79]
, keywords =
The evolution and fate of Very Massive Objects. , keywords =. doi:10.1086/162057 , adsurl =
-
[80]
, keywords =
Supernovae Explosions Induced by Pair-Production Instability. , keywords =. doi:10.1007/BF00651498 , adsurl =
-
[81]
Reviews of Modern Physics , keywords =
The evolution and explosion of massive stars. Reviews of Modern Physics , keywords =. doi:10.1103/RevModPhys.74.1015 , adsurl =
- [82]
- [83]
- [84]
-
[85]
, keywords =
Estimating transient rates from cosmological simulations and BPASS. , keywords =. doi:10.1093/mnras/stac1100 , archivePrefix =. 2111.08124 , primaryClass =
-
[86]
, keywords =
Constraints from Gravitational-wave Detections of Binary Black Hole Mergers on the ^ 12 C( , ) ^ 16 O Rate. , keywords =. doi:10.3847/2041-8213/abbadd , archivePrefix =. 2006.06678 , primaryClass =
- [87]
-
[88]
, keywords =
Cosmic rates of black hole mergers and pair-instability supernovae from chemically homogeneous binary evolution. , keywords =. doi:10.1093/mnras/staa3225 , archivePrefix =. 2002.11630 , primaryClass =
2002 doi
- [89]
- [90]
-
[91]
arXiv e-prints , keywords =
An upper limit on the spins of merging binary black holes formed through binary evolution. arXiv e-prints , keywords =. doi:10.48550/arXiv.2311.14041 , archivePrefix =. 2311.14041 , primaryClass =
- [92]
-
[93]
, keywords =
Chemically homogeneous evolution: a rapid population synthesis approach. , keywords =. doi:10.1093/mnras/stab1291 , archivePrefix =. 2010.00002 , primaryClass =
2010 doi
-
[94]
, keywords =
Merging binary black holes formed through double-core evolution. , keywords =. doi:10.1051/0004-6361/202244712 , archivePrefix =. 2301.04918 , primaryClass =
-
[95]
arXiv e-prints , keywords =
Prompt Stellar and Binary Black Hole Mergers from Chemically Homogeneous Evolution in Triples. arXiv e-prints , keywords =
-
[96]
, keywords =
Euclid detectability of pair instability supernovae in binary population synthesis models consistent with merging binary black holes. , keywords =. doi:10.1093/mnrasl/slac149 , archivePrefix =. 2204.09402 , primaryClass =
-
[97]
, keywords =
The cosmic rate of pair-instability supernovae. , keywords =. doi:10.1093/mnras/stae2048 , archivePrefix =. 2408.16823 , primaryClass =
- [98]
- [99]
- [100]
- [101]
- [102]
- [103]
-
[104]
The impact of revised distances from Gaia DR2 and their role as massive black hole progenitors
The Galactic WC and WO stars. The impact of revised distances from Gaia DR2 and their role as massive black hole progenitors. , keywords =. doi:10.1051/0004-6361/201833712 , archivePrefix =. 1807.04293 , primaryClass =
-
[105]
U ber die Wasserstoffkonvektionszone in Sternen verschiedener Effektivtemperaturen und Leuchtkr \
\"U ber die Wasserstoffkonvektionszone in Sternen verschiedener Effektivtemperaturen und Leuchtkr \"a fte. Mit 5 Textabbildungen. , year = 1958, month = jan, volume =
1958
-
[106]
Structure and evolution of the stars
-
[107]
, keywords =
Mass loss and overshooting in massive stars. , keywords =
-
[108]
The Zwicky Transient Facility Bright Transient Survey. I. Spectroscopic Classification and the Redshift Completeness of Local Galaxy Catalogs. , keywords =. doi:10.3847/1538-4357/ab8943 , archivePrefix =. 1910.12973 , primaryClass =
1910 doi
-
[109]
The Zwicky Transient Facility Bright Transient Survey. II. A Public Statistical Sample for Exploring Supernova Demographics. , keywords =. doi:10.3847/1538-4357/abbd98 , archivePrefix =. 2009.01242 , primaryClass =
2009 doi
- [110]
- [111]
- [112]
- [113]
- [114]
- [115]
- [116]
- [117]
-
[118]
, keywords =
Formation of GW190521 from stellar evolution: the impact of the hydrogen-rich envelope, dredge-up, and ^ 12 C( , ) ^ 16 O rate on the pair-instability black hole mass gap. , keywords =. doi:10.1093/mnras/staa3916 , archivePrefix =. 2010.02242 , primaryClass =
2010 doi
- [119]
- [120]
- [121]
-
[122]
, year = 1964, month = dec, volume =
Neutrino Processes and Pair Formation in Massive Stars and Supernovae. , year = 1964, month = dec, volume =. doi:10.1086/190103 , adsurl =
1964 doi
-
[123]
, keywords =
Sensitivity of the lower edge of the pair-instability black hole mass gap to the treatment of time-dependent convection. , keywords =. doi:10.1093/mnras/staa549 , archivePrefix =. 2002.08200 , primaryClass =
2002 doi
- [124]
-
[125]
, keywords =
Criterion for the dynamical stability of a non-adiabatic spherical self-gravitating body. , keywords =. doi:10.1046/j.1365-8711.1999.02444.x , adsurl =
1999 doi
-
[126]
, keywords =
Mind the Gap: The Location of the Lower Edge of the Pair-instability Supernova Black Hole Mass Gap. , keywords =. doi:10.3847/1538-4357/ab518b , archivePrefix =. 1910.12874 , primaryClass =
1910 doi
-
[127]
, keywords =
A Study of Primordial Very Massive Star Evolution. , keywords =. doi:10.3847/1538-4357/acac91 , archivePrefix =. 2212.09629 , primaryClass =
-
[128]
, keywords =
Modeling the Extended Atmospheres of WN Stars. , keywords =. doi:10.1086/191187 , adsurl =
-
[129]
The ON-blue stragglers
Evidences for a bifurcation in massive star evolution. The ON-blue stragglers. , keywords =
-
[130]
, keywords =
The surface temperature of C/O-rich Wolf-Rayet stars. , keywords =
-
[131]
, keywords =
Spectral analysis of 30 Wolf-Rayet stars. , keywords =
-
[132]
, keywords =
Terminal Velocities and the Bistability of Stellar Winds. , keywords =. doi:10.1086/176575 , adsurl =
- [133]
- [134]
- [135]
- [136]
- [137]
- [138]
-
[139]
Spectral analyses with line-blanketed model atmospheres versus stellar evolution models with and without rotation
The Galactic WN stars. Spectral analyses with line-blanketed model atmospheres versus stellar evolution models with and without rotation. , keywords =. doi:10.1051/0004-6361:20065052 , archivePrefix =. astro-ph/0608078 , primaryClass =
- [140]
- [141]
- [142]
- [143]
- [144]
-
[145]
Simulated populations of massive and very massive stars for astrophysical applications
Bonn Optimized Stellar Tracks (BoOST). Simulated populations of massive and very massive stars for astrophysical applications. , keywords =. doi:10.1051/0004-6361/202141536 , archivePrefix =. 2004.08203 , primaryClass =
2004 doi
-
[146]
Low-metallicity massive single stars with rotation. III. Source of ionization and C-IV emission in I Zw 18. , keywords =. 2025, , submitted , month = jun, eid =
2025
-
[147]
, keywords =
The effect of stellar evolution uncertainties on the rest-frame ultraviolet stellar lines of C IV and He II in high-redshift Lyman-break galaxies. , keywords =. doi:10.1111/j.1365-2966.2011.19713.x , archivePrefix =. 1109.0288 , primaryClass =
2011 doi
-
[148]
, keywords =
Metal-enriched Pair-instability Supernovae: Effects of Rotation. , keywords =. doi:10.3847/1538-4357/ad140a , archivePrefix =. 2307.02692 , primaryClass =
-
[149]
, keywords =
Signatures of Rapidly Rotating Stars with Chemically Homogeneous Evolution in the First Galaxies. , keywords =. doi:10.3847/2041-8213/adb151 , archivePrefix =. 2412.02002 , primaryClass =
-
[150]
arXiv e-prints , keywords =
Impact of accretion-induced chemically homogeneous evolution on stellar and compact binary populations. arXiv e-prints , keywords =. doi:10.48550/arXiv.2501.04778 , archivePrefix =. 2501.04778 , primaryClass =
-
[151]
, keywords =
Impact of Population III homogeneous stellar evolution on early cosmic reionisation. , keywords =. doi:10.1051/0004-6361/202244146 , archivePrefix =. 2205.15125 , primaryClass =
- [152]
- [153]
- [154]
- [155]
- [156]
-
[157]
, keywords =
Driving classical Wolf-Rayet winds: a - and Z-dependent mass-loss. , keywords =. doi:10.1093/mnras/stz3064 , archivePrefix =. 1910.12886 , primaryClass =
1910 doi
-
[158]
, keywords =
First 3D radiation-hydrodynamic simulations of Wolf-Rayet winds. , keywords =. doi:10.1051/0004-6361/202243451 , archivePrefix =. 2203.01108 , primaryClass =
-
[159]
An exploratory study for winds launched by the hot iron bump
The temperature dependency of Wolf-Rayet-type mass loss. An exploratory study for winds launched by the hot iron bump. , keywords =. doi:10.1051/0004-6361/202245110 , archivePrefix =. 2301.01785 , primaryClass =
-
[160]
X-Shooting ULLYSES: Massive stars at low metallicity. I. Project description. , keywords =. doi:10.1051/0004-6361/202245650 , archivePrefix =. 2305.06376 , primaryClass =
-
[161]
Atmosphere and mass-loss properties of O-type giants in the Small Magellanic Cloud
X-Shooting ULLYSES: Massive stars at low metallicity: VI. Atmosphere and mass-loss properties of O-type giants in the Small Magellanic Cloud. , keywords =. doi:10.1051/0004-6361/202451893 , archivePrefix =. 2411.06884 , primaryClass =
-
[162]
, keywords =
An absence of binary companions to Wolf-Rayet stars in the Small Magellanic Cloud: Implications for mass loss and black hole masses at low metallicities. , keywords =. doi:10.1051/0004-6361/202449978 , archivePrefix =. 2406.01420 , primaryClass =
-
[163]
, keywords =
Why binary interaction does not necessarily dominate the formation of Wolf-Rayet stars at low metallicity. , keywords =. doi:10.1051/0004-6361/201936948 , archivePrefix =. 2001.04476 , primaryClass =
2001 doi
-
[164]
, year = 1964, month = jan, volume =
Worlf-Rayet Stars in the Large Magellanic Cloud. , year = 1964, month = jan, volume =. doi:10.1093/mnras/128.4.311 , adsurl =
1964 doi
-
[165]
, year = 1968, month = jan, volume =
A revised spectral classification system and a new catalogue for galactic Wolf-Rayet stars. , year = 1968, month = jan, volume =. doi:10.1093/mnras/138.1.109 , adsurl =
1968 doi
-
[166]
, year = 1968, month = may, volume =
A finding list of proven or probable Small Magellanic Clouds members. , year = 1968, month = may, volume =. doi:10.1086/110625 , adsurl =
1968 doi
-
[167]
, year = 1969, month = sep, volume =
Proven and probable members in the wing of the Small Magellanic Cloud. , year = 1969, month = sep, volume =. doi:10.1086/110875 , adsurl =
1969 doi
-
[168]
, keywords =
Wolf-Rayet stars in the Small Magellanic Cloud. , keywords =
-
[169]
, keywords =
A search for new Wolf-Rayet stars in the Small Magellanic Cloud. , keywords =
-
[170]
Wolf-rayet stars in the Magellanic Clouds. I. The WN3 binary AB 6 in the SMC. , keywords =. doi:10.1086/159968 , adsurl =
-
[171]
Wolf-Rayet stars in the Magelanic Clouds. III. The WO4+O4 V binary Sk188 in the SMC. , keywords =. doi:10.1086/163184 , adsurl =
-
[172]
, keywords =
A new Wolf-Rayet star in the Small Magellanic Cloud. , keywords =. doi:10.1093/mnras/251.1.51P , adsurl =
-
[173]
Binary frequency and Roche lobe overflow formation
Magellanic Cloud WC/WO Wolf-Rayet stars - I. Binary frequency and Roche lobe overflow formation. , keywords =. doi:10.1046/j.1365-8711.2001.04126.x , adsurl =
2001 doi
- [174]
- [175]
-
[176]
Small Magellanic Cloud
Wolf-Rayet binaries in the Magellanic Clouds and implications for massive-star evolution - I. Small Magellanic Cloud. , keywords =. doi:10.1046/j.1365-8711.2003.06052.x , adsurl =
2003 doi
- [177]
- [178]
- [179]
- [180]
-
[181]
, keywords =
The excess of cool supergiants from contemporary stellar evolution models defies the metallicity-independent Humphreys-Davidson limit. , keywords =. doi:10.1093/mnras/stab383 , archivePrefix =. 2102.03102 , primaryClass =
- [182]
-
[183]
The Theory of Radiatively Driven Stellar Winds. III. Wind Models with Finite Disk Correction and Rotation. , keywords =. doi:10.1086/164809 , adsurl =
-
[184]
Improvements of the theory and first results
Radiation-driven winds of hot luminous stars. Improvements of the theory and first results. , keywords =
- [185]
- [186]
-
[187]
, keywords =
Evidence of quasi-chemically homogeneous evolution of massive stars up to solar metallicity. , keywords =. doi:10.1051/0004-6361/201321282 , archivePrefix =. 1304.3337 , primaryClass =
-
[188]
arXiv e-prints , keywords =
Effects of chemically homogeneous evolution of the first stars on the 21-cm signal and reionization. arXiv e-prints , keywords =. doi:10.48550/arXiv.2504.00535 , archivePrefix =. 2504.00535 , primaryClass =
- [189]
-
[190]
, keywords =
A dearth of young and bright massive stars in the Small Magellanic Cloud. , keywords =. doi:10.1051/0004-6361/202038789 , archivePrefix =. 2012.05913 , primaryClass =
2012 doi
-
[191]
, keywords =
The earliest O-type eclipsing binary in the Small Magellanic Cloud, AzV 476: A comprehensive analysis reveals surprisingly low stellar masses. , keywords =. doi:10.1051/0004-6361/202141738 , archivePrefix =. 2201.09148 , primaryClass =
-
[192]
, keywords =
Binarity at LOw Metallicity (BLOeM): pipeline-determined physical properties of OB stars. , keywords =. doi:10.1093/mnras/staf900 , archivePrefix =. 2506.00117 , primaryClass =
-
[193]
, keywords =
Determining stellar properties of massive stars in NGC346 in the SMC with a Bayesian statistic technique. , keywords =. doi:10.1051/0004-6361/202450033 , archivePrefix =. 2412.07373 , primaryClass =
-
[194]
New predictions for radiation-driven, steady-state mass-loss and wind-momentum from hot, massive stars. II. A grid of O-type stars in the Galaxy and the Magellanic Clouds. , keywords =. doi:10.1051/0004-6361/202038384 , archivePrefix =. 2008.06066 , primaryClass =
2008 doi
- [195]
-
[196]
, keywords =
Metallicity-dependent wind parameter predictions for OB stars. , keywords =. doi:10.1093/mnras/stab902 , archivePrefix =. 2103.12736 , primaryClass =
- [197]
- [198]
-
[199]
Evolution, rotation, and surface abundances
Massive stars in the Small Magellanic Cloud. Evolution, rotation, and surface abundances. , keywords =. doi:10.1051/0004-6361/202039890 , archivePrefix =. 2101.09269 , primaryClass =
- [200]
- [201]
- [202]
-
[203]
, keywords =
Impact of stellar winds on the pair-instability supernova rate. , keywords =. doi:10.1051/0004-6361/202555490 , archivePrefix =. 2505.07959 , primaryClass =
- [204]
- [205]
- [206]
-
[207]
, keywords =
Strongly star forming galaxies in the local Universe with nebular He II 4686 emission. , keywords =. doi:10.1111/j.1365-2966.2012.20439.x , archivePrefix =. 1201.1290 , primaryClass =
2012 doi
- [208]
-
[209]
, keywords =
Pre-supernova Evolution of Rotating Solar Metallicity Stars in the Mass Range 13-120 M _ and their Explosive Yields. , keywords =. doi:10.1088/0004-637X/764/1/21 , adsurl =
-
[210]
Studies of luminous stars in nearby galaxies. III. Comments on the evolution of the most massive stars in the Milky Way and the Large Magellanic Cloud. , keywords =. doi:10.1086/157301 , adsurl =
- [211]
-
[212]
, year = 1974, month = jun, volume =
An iterative technique for the rectification of observed distributions. , year = 1974, month = jun, volume =. doi:10.1086/111605 , adsurl =
1974 doi
-
[213]
Empirical constraints on mass-loss rates and clumping parameters for OB supergiants in the Large Magellanic Cloud
X-Shooting ULLYSES: Massive Stars at low metallicity: IX. Empirical constraints on mass-loss rates and clumping parameters for OB supergiants in the Large Magellanic Cloud. , keywords =. doi:10.1051/0004-6361/202451169 , archivePrefix =. 2410.14937 , primaryClass =
-
[214]
The IACOB project. XI. No increase in mass-loss rates over the bistability region. , keywords =. doi:10.1051/0004-6361/202450301 , archivePrefix =. 2405.09868 , primaryClass =
-
[215]
Stellar and wind properties of B supergiants in the Small Magellanic Cloud
X-Shooting ULLYSES: Massive stars at low metallicity: VII. Stellar and wind properties of B supergiants in the Small Magellanic Cloud. , keywords =. doi:10.1051/0004-6361/202450475 , archivePrefix =. 2407.14216 , primaryClass =
-
[216]
New predictions for radiation-driven, steady-state mass-loss and wind-momentum from hot, massive stars. III. Updated mass-loss rates for stellar evolution. , keywords =. doi:10.1051/0004-6361/202141948 , archivePrefix =. 2203.08218 , primaryClass =
-
[217]
, keywords =
Massive donors in interacting binaries: effect of metallicity. , keywords =. doi:10.1051/0004-6361/202037694 , archivePrefix =. 2004.00628 , primaryClass =
2004 doi
-
[218]
, keywords =
New mass-loss rates of B supergiants from global wind models. , keywords =. doi:10.1051/0004-6361/202039900 , archivePrefix =. 2101.04973 , primaryClass =
-
[219]
, keywords =
New mass-loss rates of Magellanic Cloud B supergiants from global wind models. , keywords =. doi:10.1051/0004-6361/202347916 , archivePrefix =. 2311.01257 , primaryClass =
-
[220]
Testing the bi-stability jump in the Large Magellanic Cloud
X-Shooting ULLYSES: Massive stars at low metallicity: XIII. Testing the bi-stability jump in the Large Magellanic Cloud. , keywords =. doi:10.1051/0004-6361/202553799 , archivePrefix =. 2506.09129 , primaryClass =
-
[221]
, keywords =
OPAL Equation-of-State Tables for Astrophysical Applications. , keywords =. doi:10.1086/176705 , adsurl =
-
[222]
, keywords =
A comparison between the observed and theoretically predicted distribution of WR stars in the Galaxy and in the Magellanic Clouds. , keywords =
-
[223]
, keywords =
The effect of binary evolution on the theoretically predicted distribution of WR and O-type stars in starburst regions and in abruptly-terminated star formation regions. , keywords =
-
[224]
, keywords =
On the binary frequency distribution and evolution of Wolf-Rayet stars. , keywords =
-
[225]
, keywords =
Clumping and X-rays in cooler B supergiant stars. , keywords =. doi:10.1051/0004-6361/202346469 , archivePrefix =. 2307.05421 , primaryClass =
- [226]
- [227]
- [228]
- [229]
- [230]
- [231]
- [232]
- [233]
-
[234]
, keywords =
Wind-envelope interaction as the origin of the slow cyclic brightness variations of luminous blue variables. , keywords =. doi:10.1051/0004-6361/202038298 , archivePrefix =. 2012.00023 , primaryClass =
2012 doi
- [235]
-
[236]
, keywords =
An asteroseismic study of the Cephei star Ophiuchi: constraints on global stellar parameters and core overshooting. , keywords =. doi:10.1111/j.1365-2966.2007.12142.x , archivePrefix =. 0706.3274 , primaryClass =
2007 doi
- [237]
- [238]
-
[239]
, keywords =
Evolution of massive stars in the Large Magellanic Cloud : models with semiconvection. , keywords =
- [240]
- [241]
- [242]
- [243]
- [244]
- [245]
- [246]
- [247]
- [248]
- [249]
- [250]
- [251]
-
[252]
, keywords =
Merging Rates of Compact Binaries in Galaxies: Perspectives for Gravitational Wave Detections. , keywords =. doi:10.3847/1538-4357/ab328e , archivePrefix =. 1907.06841 , primaryClass =
1907 doi
-
[253]
, keywords =
Evolution of Galaxy Star Formation and Metallicity: Impact on Double Compact Object Mergers. , keywords =. doi:10.3847/1538-4357/abd3a0 , archivePrefix =. 2012.02800 , primaryClass =
2012 doi
-
[254]
, keywords =
The impact of the FMR and starburst galaxies on the (low metallicity) cosmic star formation history. , keywords =. doi:10.1093/mnras/stab2690 , archivePrefix =. 2109.06187 , primaryClass =
- [255]
-
[256]
Trading oxygen for iron. I. The [O/Fe]-specific star formation rate relation of galaxies. , keywords =. doi:10.1051/0004-6361/202347602 , archivePrefix =. 2308.00023 , primaryClass =
- [257]
-
[258]
, keywords =
The effect of the metallicity-specific star formation history on double compact object mergers. , keywords =. doi:10.1093/mnras/stz2840 , archivePrefix =. 1906.08136 , primaryClass =
1906 doi
-
[259]
, keywords =
The Cosmic Merger Rate Density Evolution of Compact Binaries Formed in Young Star Clusters and in Isolated Binaries. , keywords =. doi:10.3847/1538-4357/ab9b78 , archivePrefix =. 2004.09533 , primaryClass =
2004 doi
-
[260]
, keywords =
Modelling the host galaxies of binary compact object mergers with observational scaling relations. , keywords =. doi:10.1093/mnras/stac2384 , archivePrefix =. 2205.05099 , primaryClass =
-
[261]
Double compact object rates and properties
Impact of massive binary star and cosmic evolution on gravitational wave observations - II. Double compact object rates and properties. , keywords =. doi:10.1093/mnras/stac1677 , archivePrefix =. 2112.05763 , primaryClass =
-
[262]
, keywords =
The more accurately the metal-dependent star formation rate is modeled, the larger the predicted excess of binary black hole mergers. , keywords =. doi:10.1051/0004-6361/202452757 , archivePrefix =. 2410.21401 , primaryClass =
-
[263]
, keywords =
The Locations of Features in the Mass Distribution of Merging Binary Black Holes Are Robust against Uncertainties in the Metallicity-dependent Cosmic Star Formation History. , keywords =. doi:10.3847/1538-4357/acbf51 , archivePrefix =. 2209.03385 , primaryClass =
- [264]
- [265]
- [266]
- [267]
-
[268]
, keywords =
The MOSDEF-LRIS Survey: The connection between massive stars and ionized gas in individual galaxies at z 2. , keywords =. doi:10.1093/mnras/staa2941 , archivePrefix =. 2008.02282 , primaryClass =
2008 doi
-
[269]
, keywords =
The MOSDEF Survey: The Evolution of the Mass-Metallicity Relation from z = 0 to z 3.3. , keywords =. doi:10.3847/1538-4357/abf4c1 , archivePrefix =. 2009.07292 , primaryClass =
2009 doi
-
[270]
, keywords =
The NIRVANDELS Survey: a robust detection of -enhancement in star-forming galaxies at z ≃ 3.4. , keywords =. doi:10.1093/mnras/stab1340 , archivePrefix =. 2103.06300 , primaryClass =
-
[271]
, keywords =
Chemical Abundance Scaling Relations for Multiple Elements in z ≃ 2-3 Star-forming Galaxies. , keywords =. doi:10.3847/1538-4357/ac38a3 , archivePrefix =. 2111.06410 , primaryClass =
- [272]
-
[273]
, keywords =
Environment and self-regulation in galaxy formation. , keywords =. doi:10.1111/j.1365-2966.2010.16427.x , archivePrefix =. 0912.0259 , primaryClass =
2010 doi
-
[274]
, keywords =
Chemical element ratios of Sloan Digital Sky Survey early-type galaxies. , keywords =. doi:10.1111/j.1365-2966.2011.20316.x , archivePrefix =. 1112.0322 , primaryClass =
2011 doi
-
[275]
, keywords =
Cosmography via stellar archaeology of low-redshift early-type galaxies from SDSS. , keywords =. doi:10.1051/0004-6361/202555727 , archivePrefix =. 2509.04224 , primaryClass =
- [276]
- [277]
- [278]
- [279]
- [280]
-
[281]
The assembly and star formation cessation of galaxies at 0.2< z 7.5
COSMOS2020: The galaxy stellar mass function. The assembly and star formation cessation of galaxies at 0.2< z 7.5. , keywords =. doi:10.1051/0004-6361/202245581 , archivePrefix =. 2212.02512 , primaryClass =
-
[282]
, keywords =
COSMOS2025: The COSMOS-Web galaxy catalog of photometry, morphology, redshifts, and physical parameters from JWST, HST, and ground-based imaging. , keywords =. doi:10.1051/0004-6361/202555799 , archivePrefix =. 2506.03243 , primaryClass =
- [283]
- [284]
-
[285]
, keywords =
The main sequence of star-forming galaxies across cosmic times. , keywords =. doi:10.1093/mnras/stac3214 , archivePrefix =. 2203.10487 , primaryClass =
- [286]
-
[287]
, keywords =
New Analytic Solutions for Galaxy Evolution: Gas, Stars, Metals, and Dust in Local ETGs and Their High-z Star-forming Progenitors. , keywords =. doi:10.3847/1538-4357/ab2adc , archivePrefix =. 1906.07458 , primaryClass =
1906 doi
-
[288]
New Analytic Solutions for Galaxy Evolution. II. Wind Recycling, Galactic Fountains, and Late-type Galaxies. , keywords =. doi:10.3847/1538-4357/ab9812 , archivePrefix =. 2006.01643 , primaryClass =
2006 doi
-
[289]
, keywords =
StAGE: Stellar Archaeology-driven Galaxy Evolution. , keywords =. doi:10.3847/1538-4357/adc721 , archivePrefix =. 2503.22543 , primaryClass =
- [290]
- [291]
- [292]
- [293]
- [294]
- [295]
- [296]
- [297]
- [298]
- [299]
-
[300]
, keywords =
The Galaxy Starburst/Main-sequence Bimodality over Five Decades in Stellar Mass at z ≍ 3-6.5. , keywords =. doi:10.3847/1538-4357/ac5d39 , archivePrefix =. 2112.03935 , primaryClass =
Reviewed June 28, 2026 · model on record in the stance chip above.
Discussion (0). Continue with ORCID to comment.