P. E. J. Nulsen

14.7k total citations · 1 hit paper
217 papers, 8.3k citations indexed

About

P. E. J. Nulsen is a scholar working on Astronomy and Astrophysics, Nuclear and High Energy Physics and Instrumentation. According to data from OpenAlex, P. E. J. Nulsen has authored 217 papers receiving a total of 8.3k indexed citations (citations by other indexed papers that have themselves been cited), including 204 papers in Astronomy and Astrophysics, 61 papers in Nuclear and High Energy Physics and 33 papers in Instrumentation. Recurrent topics in P. E. J. Nulsen's work include Galaxies: Formation, Evolution, Phenomena (165 papers), Astrophysical Phenomena and Observations (120 papers) and Astrophysics and Star Formation Studies (73 papers). P. E. J. Nulsen is often cited by papers focused on Galaxies: Formation, Evolution, Phenomena (165 papers), Astrophysical Phenomena and Observations (120 papers) and Astrophysics and Star Formation Studies (73 papers). P. E. J. Nulsen collaborates with scholars based in United States, Australia and United Kingdom. P. E. J. Nulsen's co-authors include B. R. McNamara, A. C. Fabian, M. W. Wise, W. Forman, C. Jones, D. A. Rafferty, Craig L. Sarazin, Ralph Kraft, L. P. David and H. Böhringer and has published in prestigious journals such as Nature, Science and The Astrophysical Journal.

In The Last Decade

P. E. J. Nulsen

207 papers receiving 8.0k citations

Hit Papers

align trajectories sort by overperformance

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.

Mechanical feedback from active galactic nuclei in galaxies, groups and clusters

2012 397 citations B. R. McNamara, P. E. J. Nulsen profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author						Papers	Cites
P. E. J. Nulsen	8.1k	2.7k	1.5k	185	165	217	8.3k
F. E. Bauer	8.7k 1.1×	2.6k 1.0×	2.4k 1.7×	231 1.2×	148 0.9×	233	8.8k
Craig L. Sarazin	6.6k 0.8×	2.5k 0.9×	993 0.7×	197 1.1×	92 0.6×	222	6.8k
C. Vignali	6.6k 0.8×	2.3k 0.8×	1.3k 0.9×	170 0.9×	75 0.5×	264	6.8k
Robert Antonucci	7.0k 0.9×	2.7k 1.0×	1.1k 0.7×	181 1.0×	71 0.4×	125	7.2k
S. Ettori	5.7k 0.7×	1.8k 0.7×	1.7k 1.2×	165 0.9×	90 0.5×	178	5.8k
P. Tozzi	8.9k 1.1×	2.9k 1.1×	2.8k 1.9×	261 1.4×	100 0.6×	148	9.1k
M. Rowan-Robinson	5.4k 0.7×	1.3k 0.5×	1.9k 1.3×	153 0.8×	86 0.5×	167	5.6k
Volker Bromm	9.5k 1.2×	1.8k 0.7×	1.8k 1.2×	299 1.6×	94 0.6×	182	9.7k
M. D. Lehnert	7.8k 1.0×	1.4k 0.5×	2.8k 1.9×	257 1.4×	93 0.6×	213	8.0k
Tom Oosterloo	6.8k 0.8×	1.9k 0.7×	1.8k 1.3×	209 1.1×	109 0.7×	252	7.1k

Countries citing papers authored by P. E. J. Nulsen

Since Specialization

Citations

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

Fields of papers citing papers by P. E. J. Nulsen

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by P. E. J. Nulsen. 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 P. E. J. Nulsen. The network helps show where P. E. J. Nulsen may publish in the future.

Co-authorship network of co-authors of P. E. J. Nulsen

This figure shows the co-authorship network connecting the top 25 collaborators of P. E. J. Nulsen. A scholar is included among the top collaborators of P. E. J. Nulsen 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 P. E. J. Nulsen. P. E. J. Nulsen is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

McNamara, B. R., Jean‐Luc Meunier, A. C. Fabian, et al.. (2025). XRISM Constrains Atmospheric Motion and Turbulent Dissipation in the Archetypal Radio-mode Feedback System Hydra-A. The Astrophysical Journal. 990(1). 42–42.

Liu, Wenhao, Ming Sun, G. Mark Voit, et al.. (2024). X-ray cool core remnants heated by strong radio AGN feedback. Monthly Notices of the Royal Astronomical Society. 531(1). 2063–2078. 2 indexed citations

Sarkar, Arnab, Felipe Andrade-Santos, R. J. van Weeren, et al.. (2024). On the Particle Acceleration Mechanisms in a Double Radio Relic Galaxy Cluster, Abell 1240. The Astrophysical Journal. 962(2). 161–161. 6 indexed citations

Gong, Yongwei, P. E. J. Nulsen, J. P. Leahy, et al.. (2024). Cocoon shock, X-ray cavities, and extended inverse Compton emission in Hercules A: Clues from Chandra observations. Astronomy and Astrophysics. 693. A171–A171. 2 indexed citations

Sarkar, Arnab, Scott W. Randall, Yuanyuan Su, et al.. (2023). Gas Sloshing and Cold Fronts in Pre-merging Galaxy Cluster A98. The Astrophysical Journal. 944(2). 132–132. 10 indexed citations

Su, Yuanyuan, Kelley M. Hess, Ralph Kraft, et al.. (2023). AMUSE-Antlia. I. Nuclear X-Ray Properties of Early-type Galaxies in a Dynamically Young Galaxy Cluster. The Astrophysical Journal. 956(2). 104–104. 2 indexed citations

Wik, Daniel R., F. Gastaldello, Julie Hlavacek-Larrondo, et al.. (2023). NuSTAR Observations of Abell 665 and 2146: Constraints on Nonthermal Emission. The Astrophysical Journal. 954(1). 76–76. 2 indexed citations

Russell, H. R., A. C. Fabian, Urmila Chadayammuri, et al.. (2023). Constraints on thermal conductivity in the merging cluster Abell 2146. Monthly Notices of the Royal Astronomical Society. 526(4). 6205–6213. 1 indexed citations

Romero, C., M. Gaspari, Gerrit Schellenberger, et al.. (2023). Inferences from Surface Brightness Fluctuations of Zwicky 3146 via the Sunyaev–Zel’dovich Effect and X-Ray Observations. The Astrophysical Journal. 951(1). 41–41. 7 indexed citations

10.

Snios, Bradford, et al.. (2020). The X-Ray Cavity Around Hotspot E in Cygnus A: Tunneled by a Deflected Jet. The Astrophysical Journal. 891(2). 173–173. 3 indexed citations

11.

Snios, Bradford, S. Wykes, P. E. J. Nulsen, et al.. (2019). Variability and Proper Motion of X-Ray Knots in the Jet of Centaurus A. The Astrophysical Journal. 871(2). 248–248. 24 indexed citations

12.

Babyk, Iu., B. R. McNamara, P. E. J. Nulsen, et al.. (2018). X-Ray Scaling Relations of Early-type Galaxies. The Astrophysical Journal. 857(1). 32–32. 32 indexed citations

13.

McNamara, B. R., A. C. Edge, M. T. Hogan, et al.. (2018). The Origin of Molecular Clouds in Central Galaxies. The Astrophysical Journal. 853(2). 177–177. 62 indexed citations

14.

Babyk, Iu., B. R. McNamara, P. E. J. Nulsen, et al.. (2018). A Universal Entropy Profile for the Hot Atmospheres of Galaxies and Clusters within R₂₅₀₀. The Astrophysical Journal. 862(1). 39–39. 45 indexed citations

15.

Hogan, M. T., B. R. McNamara, P. E. J. Nulsen, et al.. (2017). Mass Distribution in Galaxy Cluster Cores. The Astrophysical Journal. 837(1). 51–51. 28 indexed citations

16.

Werner, Norbert, J. B. R. Oonk, Ming Sun, et al.. (2014). The origin of cold gas in giant elliptical galaxies and its role in fuelling radio-mode AGN feedback. Monthly Notices of the Royal Astronomical Society. 439(3). 2291–2306. 94 indexed citations

17.

Simionescu, A., Elke Roediger, P. E. J. Nulsen, et al.. (2009). The large-scale shock in the cluster of galaxies Hydra A. Springer Link (Chiba Institute of Technology). 32 indexed citations

18.

Jones, C., W. Forman, E. Churazov, et al.. (2009). Chandra Observations of AGN Outbursts in "normal" Early-type Galaxies. AAS. 215. 53. 1 indexed citations

19.

Nulsen, P. E. J., et al.. (2004). AGN driven shock heating of clusters. cosp. 35. 3235. 1 indexed citations

20.

Jones, C., P. E. J. Nulsen, Sebastian Heinz, et al.. (2003). Reflections of AGN Outbursts in the Gaseous Atmosphere of M87. 35. 4119. 4 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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