Robert J. Thacker

6.2k total citations · 1 hit paper
32 papers, 3.9k citations indexed

About

Robert J. Thacker is a scholar working on Astronomy and Astrophysics, Instrumentation and Ecology. According to data from OpenAlex, Robert J. Thacker has authored 32 papers receiving a total of 3.9k indexed citations (citations by other indexed papers that have themselves been cited), including 26 papers in Astronomy and Astrophysics, 7 papers in Instrumentation and 3 papers in Ecology. Recurrent topics in Robert J. Thacker's work include Galaxies: Formation, Evolution, Phenomena (25 papers), Astrophysics and Star Formation Studies (10 papers) and Stellar, planetary, and galactic studies (9 papers). Robert J. Thacker is often cited by papers focused on Galaxies: Formation, Evolution, Phenomena (25 papers), Astrophysics and Star Formation Studies (10 papers) and Stellar, planetary, and galactic studies (9 papers). Robert J. Thacker collaborates with scholars based in Canada, United States and United Kingdom. Robert J. Thacker's co-authors include F. R. Pearce, P. Thomas, Hugh Couchman, Darren Croton, Carlos S. Frenk, Adrian Jenkins, J. M. Colberg, A. E. Evrard, J. A. Peacock and John Helly and has published in prestigious journals such as Nature, The Journal of Chemical Physics and The Astrophysical Journal.

In The Last Decade

Robert J. Thacker

30 papers receiving 3.8k citations

Hit Papers

Simulations of the formation, evolution and clustering of... 2005 2026 2012 2019 2005 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 →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Robert J. Thacker Canada 18 3.6k 1.7k 629 284 250 32 3.9k
Hugh Couchman Canada 8 3.1k 0.9× 1.5k 0.9× 593 0.9× 284 1.0× 157 0.6× 10 3.3k
Gerard Lemson Germany 21 3.3k 0.9× 1.8k 1.1× 539 0.9× 182 0.6× 233 0.9× 49 3.4k
P. Norberg United Kingdom 36 3.5k 1.0× 1.9k 1.1× 582 0.9× 198 0.7× 410 1.6× 91 3.5k
Nelson Padilla Chile 34 3.3k 0.9× 1.7k 1.0× 644 1.0× 194 0.7× 242 1.0× 137 3.4k
G. A. Mamon France 38 4.3k 1.2× 2.0k 1.2× 825 1.3× 267 0.9× 200 0.8× 155 4.5k
Jeremy L. Tinker United States 38 4.4k 1.2× 2.2k 1.3× 837 1.3× 274 1.0× 437 1.7× 78 4.5k
A. S. G. Robotham Australia 37 4.0k 1.1× 2.3k 1.4× 575 0.9× 191 0.7× 293 1.2× 153 4.1k
C. Porciani Germany 31 4.0k 1.1× 1.6k 1.0× 1.0k 1.6× 384 1.4× 201 0.8× 77 4.2k
Giuseppe Murante Italy 41 4.7k 1.3× 2.2k 1.3× 857 1.4× 458 1.6× 147 0.6× 119 5.2k
Eduardo Rozo United States 31 3.8k 1.1× 1.7k 1.0× 895 1.4× 198 0.7× 361 1.4× 89 3.9k

Countries citing papers authored by Robert J. Thacker

Since Specialization
Citations

This map shows the geographic impact of Robert J. Thacker'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 Robert J. Thacker with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Robert J. Thacker more than expected).

Fields of papers citing papers by Robert J. Thacker

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Robert J. Thacker. 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 Robert J. Thacker. The network helps show where Robert J. Thacker may publish in the future.

Co-authorship network of co-authors of Robert J. Thacker

This figure shows the co-authorship network connecting the top 25 collaborators of Robert J. Thacker. A scholar is included among the top collaborators of Robert J. Thacker 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 Robert J. Thacker. Robert J. Thacker 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.
Thacker, Robert J., et al.. (2018). Effective viscosity from cloud–cloud collisions in 3D global smoothed particle hydrodynamics simulations. Saint Mary's University Institutional Repository (Saint Mary's University). 1 indexed citations
2.
Thacker, Robert J., et al.. (2016). On the estimation and detection of the Rees–Sciama effect. Monthly Notices of the Royal Astronomical Society. 464(4). 3784–3795. 2 indexed citations
3.
Wurster, James & Robert J. Thacker. (2013). A comparative study of AGN feedback algorithms. Monthly Notices of the Royal Astronomical Society. 431(3). 2513–2534. 55 indexed citations
4.
Snaith, Owain, B. K. Gibson, Chris B. Brook, et al.. (2012). The halo shape and evolution of polar disc galaxies. Monthly Notices of the Royal Astronomical Society. 425(3). 1967–1979. 19 indexed citations
5.
Pilkington, K., C. G. Few, B. K. Gibson, et al.. (2012). Metallicity gradients in disks. Astronomy and Astrophysics. 540. A56–A56. 146 indexed citations
6.
Pilkington, K., C. G. Few, B. K. Gibson, et al.. (2012). Metallicity Gradients in Disks: Do Galaxies Form Inside-Out?. LA Referencia (Red Federada de Repositorios Institucionales de Publicaciones Científicas). 104 indexed citations
7.
Thacker, Robert J., et al.. (2012). Observations and simulations of the CMB temperature anisotropy at very small angular scales. AIP conference proceedings. 252–260.
8.
Pilkington, K., B. K. Gibson, F. Calura, et al.. (2011). The cold gas content of bulgeless dwarf galaxies. Monthly Notices of the Royal Astronomical Society. 417(4). 2891–2898. 17 indexed citations
9.
Tilvi, Vithal, Sangeeta Malhotra, James E. Rhoads, et al.. (2009). A Physical Model of Lya Emitters. Figshare. 14 indexed citations
10.
Elahi, Pascal J., Lawrence M. Widrow, & Robert J. Thacker. (2009). Can substructure in the Galactic halo explain the ATIC and PAMELA results?. Physical review. D. Particles, fields, gravitation, and cosmology. 80(12). 6 indexed citations
11.
Campbell, Linda M., et al.. (2009). Re-engineering the eastern Lake Erie littoral food web: The trophic function of non-indigenous Ponto-Caspian species. Journal of Great Lakes Research. 35(2). 224–231. 71 indexed citations
12.
Thacker, Robert J., Evan Scannapieco, H. M. P. Couchman, & Mark L. A. Richardson. (2009). PREDICTIONS OF QUASAR CLUSTERING: REDSHIFT, LUMINOSITY, AND SELECTION DEPENDENCE. The Astrophysical Journal. 693(1). 552–563. 10 indexed citations
13.
Thacker, Robert J., Evan Scannapieco, & H. M. P. Couchman. (2006). Quasars: What Turns Them Off?. The Astrophysical Journal. 653(1). 86–100. 46 indexed citations
14.
Thacker, Robert J. & H. M. P. Couchman. (2006). A parallel adaptive P3M code with hierarchical particle reordering. Computer Physics Communications. 174(7). 540–554. 22 indexed citations
15.
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 →
16.
Scannapieco, Evan & Robert J. Thacker. (2003). On the Spatial Correlations of Lyman Break Galaxies. The Astrophysical Journal. 590(2). L69–L72. 17 indexed citations
17.
Thacker, Robert J., Eric Tittley, F. R. Pearce, H. M. P. Couchman, & P. Thomas. (2000). Smoothed Particle Hydrodynamics in cosmology: a comparative study of implementations. Monthly Notices of the Royal Astronomical Society. 319(2). 619–648. 39 indexed citations
18.
Thacker, Robert J. & H. M. P. Couchman. (2000). Implementing Feedback in Simulations of Galaxy Formation: A Survey of Methods. The Astrophysical Journal. 545(2). 728–752. 132 indexed citations
19.
Thacker, Robert J. & J. S. Rowlinson. (1954). The physical properties of some polar solutions. Part 1.—Volumes and heats of mixing. Transactions of the Faraday Society. 50(0). 1036–1042. 27 indexed citations
20.
Thacker, Robert J. & J. S. Rowlinson. (1953). The Volumes of Mixing of Some Nonpolar Liquids. The Journal of Chemical Physics. 21(12). 2242–2243. 8 indexed citations

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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