Ralf S. Klessen

31.5k total citations · 5 hit papers
427 papers, 16.8k citations indexed

About

Ralf S. Klessen is a scholar working on Astronomy and Astrophysics, Instrumentation and Atmospheric Science. According to data from OpenAlex, Ralf S. Klessen has authored 427 papers receiving a total of 16.8k indexed citations (citations by other indexed papers that have themselves been cited), including 414 papers in Astronomy and Astrophysics, 60 papers in Instrumentation and 43 papers in Atmospheric Science. Recurrent topics in Ralf S. Klessen's work include Astrophysics and Star Formation Studies (319 papers), Stellar, planetary, and galactic studies (250 papers) and Galaxies: Formation, Evolution, Phenomena (169 papers). Ralf S. Klessen is often cited by papers focused on Astrophysics and Star Formation Studies (319 papers), Stellar, planetary, and galactic studies (250 papers) and Galaxies: Formation, Evolution, Phenomena (169 papers). Ralf S. Klessen collaborates with scholars based in Germany, United States and United Kingdom. Ralf S. Klessen's co-authors include Simon C. O. Glover, Mordecai‐Mark Mac Low, Christoph Federrath, Paul C. Clark, Robi Banerjee, Rowan J. Smith, Volker Bromm, D. R. G. Schleicher, Thomas H. Greif and W. Schmidt and has published in prestigious journals such as Science, Physical Review Letters and SHILAP Revista de lepidopterología.

In The Last Decade

Ralf S. Klessen

403 papers receiving 15.8k citations

Hit Papers

Control of star formation by supersonic turbulence 2004 2026 2011 2018 2004 2010 2011 2015 2023 250 500 750 1000
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. Control of star formation by supersonic turbulence
    2004 1.0k citations Ralf S. Klessen et al. profile →
  2. Comparing the statistics of interstellar turbulence in simulations and observations
    2010 549 citations Christoph Federrath, Ralf S. Klessen et al. Astronomy and Astrophysics profile →
  3. SIMULATIONS ON A MOVING MESH: THE CLUSTERED FORMATION OF POPULATION III PROTOSTARS
    2011 301 citations Simon C. O. Glover, Paul C. Clark et al. The Astrophysical Journal profile →
  4. The SILCC (SImulating the LifeCycle of molecular Clouds) project – I. Chemical evolution of the supernova-driven ISM
    2015 269 citations Philipp Girichidis, Simon C. O. Glover et al. Monthly Notices of the Royal Astronomical Society profile →
  5. The First Stars: Formation, Properties, and Impact
    2023 106 citations Ralf S. Klessen, Simon C. O. Glover profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Ralf S. Klessen Germany 68 16.1k 1.7k 1.6k 1.6k 1.4k 427 16.8k
Mark R. Krumholz United States 58 9.9k 0.6× 954 0.6× 1.5k 1.0× 817 0.5× 562 0.4× 219 10.2k
Simon C. O. Glover Germany 52 8.7k 0.5× 810 0.5× 1.1k 0.7× 1.2k 0.8× 744 0.5× 239 9.1k
Frank H. Shu United States 57 13.0k 0.8× 2.3k 1.4× 645 0.4× 697 0.4× 1.0k 0.7× 148 13.3k
James M. Stone United States 58 10.5k 0.6× 627 0.4× 472 0.3× 2.2k 1.4× 516 0.4× 212 11.8k
Eric D. Feigelson United States 59 10.6k 0.7× 923 0.6× 1.1k 0.7× 2.2k 1.4× 406 0.3× 226 11.4k
Andreas Burkert Germany 57 10.0k 0.6× 454 0.3× 2.7k 1.7× 1.8k 1.2× 332 0.2× 270 10.4k
Åke Nordlund United States 56 12.7k 0.8× 439 0.3× 1.7k 1.1× 850 0.5× 978 0.7× 242 13.3k
Christoph Federrath Australia 41 6.3k 0.4× 696 0.4× 351 0.2× 535 0.3× 622 0.5× 186 6.6k
R. Genzel Germany 81 19.9k 1.2× 1.1k 0.7× 4.3k 2.8× 3.5k 2.2× 499 0.4× 429 20.5k
Richard B. Larson United States 37 9.5k 0.6× 763 0.5× 2.5k 1.6× 793 0.5× 431 0.3× 79 9.7k

Countries citing papers authored by Ralf S. Klessen

Since Specialization
Citations

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

Fields of papers citing papers by Ralf S. Klessen

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ralf S. Klessen. 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 Ralf S. Klessen. The network helps show where Ralf S. Klessen may publish in the future.

Co-authorship network of co-authors of Ralf S. Klessen

This figure shows the co-authorship network connecting the top 25 collaborators of Ralf S. Klessen. A scholar is included among the top collaborators of Ralf S. Klessen 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 Ralf S. Klessen. Ralf S. Klessen 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.
Smith, Rowan J., Simon C. O. Glover, Robin G. Treß, et al.. (2024). Do stars still form in molecular gas within CO-dark dwarf galaxies?. Monthly Notices of the Royal Astronomical Society. 536(3). 2936–2955. 1 indexed citations
2.
Sormani, Mattia C., Eugene Vasiliev, Simon C. O. Glover, et al.. (2024). Testing kinematic distances under a realistic Galactic potential. Astronomy and Astrophysics. 692. A216–A216. 12 indexed citations
3.
Testi, L., U. Lebreuilly, P. Hennebelle, et al.. (2024). Accuracy of ALMA estimates of young disk radii and masses. Astronomy and Astrophysics. 684. A36–A36. 9 indexed citations
4.
Sandström, Karin, Francesco Belfiore, Kathryn Kreckel, et al.. (2024). Investigating the Drivers of Electron Temperature Variations in H ii Regions with Keck-KCWI and VLT-MUSE. The Astrophysical Journal. 966(1). 130–130. 8 indexed citations
5.
Reißl, Stefan, Ralf S. Klessen, Ian Stephens, et al.. (2024). A deep-learning approach to the 3D reconstruction of dust density and temperature in star-forming regions. Astronomy and Astrophysics. 683. A246–A246. 1 indexed citations
6.
Soler, J. D., Eleonora Zari, D. Elia, et al.. (2023). A comparison of the Milky Way’s recent star formation revealed by dust thermal emission and high-mass stars. Astronomy and Astrophysics. 678. A95–A95. 3 indexed citations
7.
Schober, Jennifer, M. Sargent, Ralf S. Klessen, & D. R. G. Schleicher. (2023). A model for the infrared-radio correlation of main sequence galaxies at gigahertz frequencies and its variation with redshift and stellar mass. Astronomy and Astrophysics. 679. A47–A47. 4 indexed citations
8.
Mushtaq, Muzammil, et al.. (2023). Dust attenuation in galaxies at cosmic dawn from the FirstLight simulations. Monthly Notices of the Royal Astronomical Society. 525(4). 4976–4984. 5 indexed citations
9.
Sormani, Mattia C., Jason L. Sanders, T. K. Fritz, et al.. (2022). Self-consistent modelling of the Milky Way's nuclear stellar disc. IrInSubria (University of Insubria). 55 indexed citations
10.
Hartwig, Tilman, Mattis Magg, Volker Bromm, et al.. (2022). Public Release of A-SLOTH: Ancient Stars and Local Observables by Tracing Halos. The Astrophysical Journal. 936(1). 45–45. 46 indexed citations
11.
Hatchfield, H Perry, Mattia C. Sormani, Cara Battersby, et al.. (2021). Dynamically Driven Inflow onto the Galactic Center and its Effect upon Molecular Clouds. IrInSubria (University of Insubria). 27 indexed citations
12.
Stuber, Sophia K., Toshiki Saito, Eva Schinnerer, et al.. (2021). Frequency and nature of central molecular outflows in nearby star-forming disk galaxies. Springer Link (Chiba Institute of Technology). 25 indexed citations
13.
Wang, Y., S. Bihr, M. R. Rugel, et al.. (2020). Radio continuum emission in the northern Galactic plane: Sources and spectral indices from the THOR survey. Springer Link (Chiba Institute of Technology). 19 indexed citations
14.
Reißl, Stefan, V. Guillet, R. Brauer, et al.. (2020). A systematic study of radiative torque grain alignment in the diffuse interstellar medium. Springer Link (Chiba Institute of Technology). 17 indexed citations
15.
Wang, Y., H. Beuther, J. D. Soler, et al.. (2020). Atomic and molecular gas properties during cloud formation. Springer Link (Chiba Institute of Technology). 10 indexed citations
16.
Sormani, Mattia C., Robin G. Treß, Simon C. O. Glover, et al.. (2020). Simulations of the Milky Way’s Central Molecular Zone – II. Star formation. Monthly Notices of the Royal Astronomical Society. 497(4). 5024–5040. 46 indexed citations
17.
Ossenkopf, V., T. Csengeri, N. Schneider, Christoph Federrath, & Ralf S. Klessen. (2016). The reliability of observational measurements of column density probability distribution functions. Springer Link (Chiba Institute of Technology). 28 indexed citations
18.
Schober, Jennifer, D. R. G. Schleicher, & Ralf S. Klessen. (2013). Magnetic field amplification in young galaxies. Springer Link (Chiba Institute of Technology). 62 indexed citations
19.
Schmidt, W., et al.. (2010). Numerical and semi-analytic core mass distributions in supersonic isothermal turbulence. Springer Link (Chiba Institute of Technology). 18 indexed citations
20.
Schleicher, D. R. G., Daniele Galli, F. Palla, et al.. (2008). Effects of primordial chemistry on the cosmic microwave background. Springer Link (Chiba Institute of Technology). 43 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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