John Helly

19.2k total citations · 8 hit papers
71 papers, 10.3k citations indexed

About

John Helly is a scholar working on Astronomy and Astrophysics, Instrumentation and Nuclear and High Energy Physics. According to data from OpenAlex, John Helly has authored 71 papers receiving a total of 10.3k indexed citations (citations by other indexed papers that have themselves been cited), including 70 papers in Astronomy and Astrophysics, 49 papers in Instrumentation and 15 papers in Nuclear and High Energy Physics. Recurrent topics in John Helly's work include Galaxies: Formation, Evolution, Phenomena (61 papers), Astronomy and Astrophysical Research (49 papers) and Cosmology and Gravitation Theories (29 papers). John Helly is often cited by papers focused on Galaxies: Formation, Evolution, Phenomena (61 papers), Astronomy and Astrophysical Research (49 papers) and Cosmology and Gravitation Theories (29 papers). John Helly collaborates with scholars based in United Kingdom, Netherlands and United States. John Helly's co-authors include Carlos S. Frenk, Shaun Cole, Adrian Jenkins, R. G. Bower, C. G. Lacey, Andrew Benson, C. M. Baugh, Simon D. M. White, Julio F. Navarro and Matthieu Schaller and has published in prestigious journals such as Nature, The Astrophysical Journal and Monthly Notices of the Royal Astronomical Society.

In The Last Decade

John Helly

70 papers receiving 10.0k citations

Hit Papers

Simulations of the formation, evolution and clustering of... 2005 2026 2012 2019 2005 2006 2015 2016 2016 500 1000 1.5k 2.0k 2.5k
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. Simulations of the formation, evolution and clustering of galaxies and quasars
    2005 2.9k citations Volker Springel, Simon D. M. White et al. Nature profile →
  2. Breaking the hierarchy of galaxy formation
    2006 1.5k citations R. G. Bower, John Helly et al. Monthly Notices of the Royal Astronomical Society profile →
  3. The EAGLE simulations of galaxy formation: calibration of subgrid physics and model variations
    2015 1.1k citations Robert A. Crain, Joop Schaye et al. Monthly Notices of the Royal Astronomical Society profile →
  4. The APOSTLE simulations: solutions to the Local Group's cosmic puzzles
    2016 428 citations Till Sawala, Carlos S. Frenk et al. Monthly Notices of the Royal Astronomical Society profile →
  5. The EAGLE simulation of galaxy formation: public release of halo and galaxy catalogues
    2016 403 citations Stuart McAlpine, John Helly et al. Liverpool John Moores University profile →
  6. Evolution of galaxy stellar masses and star formation rates in the eagle simulations
    2015 311 citations Michelle Furlong, R. G. Bower et al. Monthly Notices of the Royal Astronomical Society profile →
  7. A unified multiwavelength model of galaxy formation
    2016 285 citations C. G. Lacey, C. M. Baugh et al. Monthly Notices of the Royal Astronomical Society profile →
  8. The FLAMINGO project: cosmological hydrodynamical simulations for large-scale structure and galaxy cluster surveys
    2023 134 citations Joop Schaye, Roi Kugel et al. Monthly Notices of the Royal Astronomical Society profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
John Helly United Kingdom 36 9.8k 5.3k 1.9k 609 458 71 10.3k
Liang Gao United Kingdom 35 9.1k 0.9× 4.2k 0.8× 2.4k 1.3× 631 1.0× 445 1.0× 101 9.5k
Darren Croton Australia 34 8.0k 0.8× 4.5k 0.8× 1.2k 0.6× 494 0.8× 499 1.1× 67 8.3k
Rainer Weinberger United States 39 13.1k 1.3× 6.2k 1.2× 2.4k 1.2× 485 0.8× 449 1.0× 96 13.8k
Matthieu Schaller Netherlands 55 9.5k 1.0× 5.0k 0.9× 2.0k 1.0× 344 0.6× 292 0.6× 169 9.9k
Robert A. Crain United Kingdom 64 11.9k 1.2× 6.3k 1.2× 2.2k 1.1× 375 0.6× 354 0.8× 156 12.2k
Debora Sijacki United Kingdom 48 11.0k 1.1× 4.8k 0.9× 2.1k 1.1× 345 0.6× 309 0.7× 99 11.5k
Ian G. McCarthy United Kingdom 55 9.3k 0.9× 4.5k 0.8× 2.1k 1.1× 423 0.7× 286 0.6× 137 9.6k
F. R. Pearce United Kingdom 38 8.3k 0.8× 3.6k 0.7× 1.9k 1.0× 803 1.3× 356 0.8× 107 8.8k
C. M. Baugh United Kingdom 58 13.0k 1.3× 6.7k 1.3× 2.6k 1.4× 823 1.4× 774 1.7× 219 13.3k
Jill Naiman United States 17 8.2k 0.8× 4.0k 0.7× 1.4k 0.7× 325 0.5× 323 0.7× 31 8.6k

Countries citing papers authored by John Helly

Since Specialization
Citations

This map shows the geographic impact of John Helly's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by John Helly with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites John Helly more than expected).

Fields of papers citing papers by John Helly

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by John Helly. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by John Helly. The network helps show where John Helly may publish in the future.

Co-authorship network of co-authors of John Helly

This figure shows the co-authorship network connecting the top 25 collaborators of John Helly. A scholar is included among the top collaborators of John Helly based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with John Helly. John Helly is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Peiris, Hiranya V., Andrew Pontzen, Joop Schaye, et al.. (2025). Cosmological feedback from a halo assembly perspective. Physical review. D. 112(6). 4 indexed citations
2.
Elbers, Willem, Carlos S. Frenk, Adrian Jenkins, et al.. (2025). The FLAMINGO project: the coupling between baryonic feedback and cosmology in light of the S8 tension. Monthly Notices of the Royal Astronomical Society. 537(2). 2160–2178. 10 indexed citations
3.
McCarthy, Ian G., A. Amon, Joop Schaye, et al.. (2025). FLAMINGO: combining kinetic SZ effect and galaxy–galaxy lensing measurements to gauge the impact of feedback on large-scale structure. Monthly Notices of the Royal Astronomical Society. 540(1). 143–163. 7 indexed citations
4.
Sawala, Till, Carlos S. Frenk, John Helly, et al.. (2025). The emperor’s new arc: gigaparsec patterns abound in a ΛCDM universe. Monthly Notices of the Royal Astronomical Society Letters. 541(1). L22–L27. 2 indexed citations
5.
Braspenning, Joey, Joop Schaye, Matthieu Schaller, et al.. (2024). The FLAMINGO project: galaxy clusters in comparison to X-ray observations. Monthly Notices of the Royal Astronomical Society. 533(3). 2656–2676. 12 indexed citations
6.
Kugel, Roi, Joop Schaye, Matthieu Schaller, et al.. (2024). The FLAMINGO project: a comparison of galaxy cluster samples selected on mass, X-ray luminosity, Compton-Y parameter, or galaxy richness. Monthly Notices of the Royal Astronomical Society. 534(3). 2378–2396. 4 indexed citations
7.
Frenk, Carlos S., Sownak Bose, C. G. Lacey, et al.. (2024). A comparison of pre-existing ΛCDM predictions with the abundance of JWST galaxies at high redshift. Monthly Notices of the Royal Astronomical Society. 536(1). 1018–1034. 7 indexed citations
8.
Schaller, Matthieu, Joop Schaye, Henk Hoekstra, et al.. (2024). The FLAMINGO project: baryonic impact on weak gravitational lensing convergence peak counts. Monthly Notices of the Royal Astronomical Society. 529(3). 2309–2326. 9 indexed citations
9.
Eilers, Anna–Christina, Ruari Mackenzie, Elia Pizzati, et al.. (2024). EIGER. VI. The Correlation Function, Host Halo Mass, and Duty Cycle of Luminous Quasars at z ≳ 6. The Astrophysical Journal. 974(2). 275–275. 25 indexed citations
10.
Pizzati, Elia, Joseph F. Hennawi, Joop Schaye, et al.. (2024). A unified model for the clustering of quasars and galaxies at z ≈ 6. Monthly Notices of the Royal Astronomical Society. 534(4). 3155–3175. 13 indexed citations
11.
Upadhye, Amol, Juliana Kwan, Ian G. McCarthy, et al.. (2024). Non-linear CMB lensing with neutrinos and baryons: FLAMINGO simulations versus fast approximations. Monthly Notices of the Royal Astronomical Society. 529(2). 1862–1876. 3 indexed citations
12.
Kugel, Roi, Joop Schaye, Matthieu Schaller, et al.. (2023). FLAMINGO: calibrating large cosmological hydrodynamical simulations with machine learning. Monthly Notices of the Royal Astronomical Society. 526(4). 6103–6127. 49 indexed citations
13.
Schaye, Joop, Roi Kugel, Matthieu Schaller, et al.. (2023). The FLAMINGO project: cosmological hydrodynamical simulations for large-scale structure and galaxy cluster surveys. Monthly Notices of the Royal Astronomical Society. 526(4). 4978–5020. 134 indexed citations breakdown →
14.
McCarthy, Ian G., Jaime Salcido, Joop Schaye, et al.. (2023). The FLAMINGO project: revisiting the S8 tension and the role of baryonic physics. Monthly Notices of the Royal Astronomical Society. 526(4). 5494–5519. 29 indexed citations
15.
Wang, Wenting, Ling Zhu, Zhaozhou Li, et al.. (2022). Is the Core-cusp Problem a Matter of Perspective? Jeans Anisotropic Modeling against Numerical Simulations. The Astrophysical Journal. 941(2). 108–108. 5 indexed citations
16.
McAlpine, Stuart, John Helly, Matthieu Schaller, et al.. (2022). SIBELIUS-DARK: a galaxy catalogue of the local volume from a constrained realization simulation. Monthly Notices of the Royal Astronomical Society. 512(4). 5823–5847. 32 indexed citations
17.
Simpson, Christine M., Ignacio D. Gargiulo, Facundo A. Gómez, et al.. (2019). Simulating cosmological substructure in the solar neighbourhood. Monthly Notices of the Royal Astronomical Society Letters. 490(1). L32–L37. 16 indexed citations
18.
McAlpine, Stuart, John Helly, Matthieu Schaller, et al.. (2016). The EAGLE simulation of galaxy formation: public release of halo and galaxy catalogues. Liverpool John Moores University. 403 indexed citations breakdown →
19.
Guo, Quan, Violeta González-Pérez, Qi Guo, et al.. (2016). Galaxies in the EAGLE hydrodynamical simulation and in the Durham and Munich semi-analytical models. Monthly Notices of the Royal Astronomical Society. 461(4). 3457–3482. 70 indexed citations
20.
Springel, Volker, Simon D. M. White, Adrian Jenkins, et al.. (2005). Simulations of the formation, evolution and clustering of galaxies and quasars. Nature. 435(7042). 629–636. 2935 indexed citations breakdown →

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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