Eugen Radu

12.9k total citations · 7 hit papers
244 papers, 8.0k citations indexed

About

Eugen Radu is a scholar working on Astronomy and Astrophysics, Nuclear and High Energy Physics and Statistical and Nonlinear Physics. According to data from OpenAlex, Eugen Radu has authored 244 papers receiving a total of 8.0k indexed citations (citations by other indexed papers that have themselves been cited), including 214 papers in Astronomy and Astrophysics, 208 papers in Nuclear and High Energy Physics and 69 papers in Statistical and Nonlinear Physics. Recurrent topics in Eugen Radu's work include Black Holes and Theoretical Physics (201 papers), Cosmology and Gravitation Theories (181 papers) and Pulsars and Gravitational Waves Research (78 papers). Eugen Radu is often cited by papers focused on Black Holes and Theoretical Physics (201 papers), Cosmology and Gravitation Theories (181 papers) and Pulsars and Gravitational Waves Research (78 papers). Eugen Radu collaborates with scholars based in Portugal, Germany and Ireland. Eugen Radu's co-authors include Carlos Herdeiro, Pedro V. P. Cunha, Jutta Kunz, Helgi Freyr Rúnarsson, N. Sanchis-Gual, Burkhard Kleihaus, Yves Brihaye, José A. Font, D. H. Tchrakian and Dumitru Astefanesei and has published in prestigious journals such as Physical Review Letters, Physics Reports and Nuclear Physics B.

In The Last Decade

Eugen Radu

238 papers receiving 7.9k citations

Hit Papers

Kerr Black Holes with Scalar Hair 2014 2026 2018 2022 2014 2015 2015 2018 2019 100 200 300 400 500
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. Kerr Black Holes with Scalar Hair
    2014 525 citations Carlos Herdeiro, Eugen Radu Physical Review Letters profile →
  2. Asymptotically flat black holes with scalar hair: A review
    2015 481 citations Carlos Herdeiro, Eugen Radu profile →
  3. Shadows of Kerr Black Holes with Scalar Hair
    2015 363 citations Carlos Herdeiro, Eugen Radu et al. Physical Review Letters profile →
  4. Spontaneous Scalarization of Charged Black Holes
    2018 230 citations Carlos Herdeiro, Eugen Radu et al. Physical Review Letters profile →
  5. Spontaneously Scalarized Kerr Black Holes in Extended Scalar-Tensor–Gauss-Bonnet Gravity
    2019 187 citations Carlos Herdeiro, Eugen Radu et al. Physical Review Letters profile →
  6. GW190521 as a Merger of Proca Stars: A Potential New Vector Boson of 8.7×10−13  eV
    2021 144 citations J. Calderón Bustillo, N. Sanchis-Gual et al. Physical Review Letters profile →
  7. Spin-Induced Scalarized Black Holes
    2021 144 citations Carlos Herdeiro, Eugen Radu et al. Physical Review Letters profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Eugen Radu Portugal 45 7.5k 6.3k 1.2k 684 179 244 8.0k
Carlos Herdeiro Portugal 52 8.5k 1.1× 6.8k 1.1× 1.1k 0.9× 687 1.0× 178 1.0× 224 8.8k
David Garfinkle United States 30 3.1k 0.4× 2.9k 0.5× 768 0.6× 445 0.7× 92 0.5× 103 3.4k
Jutta Kunz Germany 47 6.2k 0.8× 5.9k 0.9× 1.2k 1.0× 579 0.8× 251 1.4× 305 7.2k
V. A. Rubakov Russia 33 4.0k 0.5× 4.5k 0.7× 1.2k 1.0× 727 1.1× 196 1.1× 109 5.3k
Valeri P. Frolov Canada 42 5.7k 0.8× 5.2k 0.8× 1.8k 1.5× 1.2k 1.8× 54 0.3× 209 6.2k
Anzhong Wang United States 38 5.4k 0.7× 4.7k 0.7× 1.6k 1.3× 430 0.6× 272 1.5× 243 5.7k
R. Ruffini Italy 39 5.4k 0.7× 3.2k 0.5× 799 0.7× 900 1.3× 244 1.4× 329 6.0k
R. A. Konoplya Brazil 56 7.6k 1.0× 7.0k 1.1× 1.4k 1.1× 639 0.9× 105 0.6× 135 8.2k
Andrei O. Starinets United States 24 5.7k 0.8× 7.1k 1.1× 1.1k 0.9× 1.2k 1.8× 48 0.3× 36 7.9k
José P. S. Lemos Portugal 41 6.0k 0.8× 5.3k 0.9× 1.5k 1.2× 818 1.2× 191 1.1× 171 6.3k

Countries citing papers authored by Eugen Radu

Since Specialization
Citations

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

Fields of papers citing papers by Eugen Radu

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Eugen Radu. 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 Eugen Radu. The network helps show where Eugen Radu may publish in the future.

Co-authorship network of co-authors of Eugen Radu

This figure shows the co-authorship network connecting the top 25 collaborators of Eugen Radu. A scholar is included among the top collaborators of Eugen Radu 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 Eugen Radu. Eugen Radu 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.
Herdeiro, Carlos, et al.. (2025). Bifurcations in bosonic stars: chains and rings from spherical solutions. Journal of High Energy Physics. 2025(3). 2 indexed citations
2.
Sanchis-Gual, N., et al.. (2025). Eccentric mergers of binary Proca stars. Physical review. D. 112(10). 1 indexed citations
3.
Herdeiro, Carlos, et al.. (2024). Einstein-(complex)-Maxwell static boson stars in AdS. Physics Letters B. 856. 138939–138939. 1 indexed citations
4.
Navarro-Lérida, Francisco, Eugen Radu, & D. H. Tchrakian. (2024). The effect of Skyrme–Chern–Simons dynamics on gauged Skyrmions in 2 + 1 dimensions. Journal of Physics A Mathematical and Theoretical. 57(32). 325401–325401. 1 indexed citations
5.
Herdeiro, Carlos, et al.. (2024). Spinning Proca-Higgs balls, stars and hairy black holes. Journal of Cosmology and Astroparticle Physics. 2024(7). 81–81. 6 indexed citations
6.
Herdeiro, Carlos, A. Morais, A. Onofre, et al.. (2024). Generating gravitational waveform libraries of exotic compact binaries with deep learning. Physical review. D. 109(12). 1 indexed citations
7.
Astefanesei, Dumitru, et al.. (2023). Einstein-scalar field solutions in AdS spacetime: clouds, boundary conditions, and scalar multipoles. Journal of High Energy Physics. 2023(3). 1 indexed citations
8.
Bustillo, J. Calderón, N. Sanchis-Gual, Samson H. W. Leong, et al.. (2023). Searching for vector boson-star mergers within LIGO-Virgo intermediate-mass black-hole merger candidates. Physical review. D. 108(12). 28 indexed citations
9.
Blázquez-Salcedo, José Luis, et al.. (2022). Probing the Ellis-Bronnikov wormhole geometry with a scalar field: Clouds, waves and Q-balls. Physics Letters B. 827. 136993–136993. 4 indexed citations
10.
Santos, Nuno M., Carlos Herdeiro, & Eugen Radu. (2022). Thermodynamic stability of quasibald asymptotically flat black holes. Physical review. D. 106(12).
11.
Herdeiro, Carlos, Eugen Radu, & Nuno M. Santos. (2021). A bound on energy extraction (and hairiness) from superradiance. Physics Letters B. 824. 136835–136835. 21 indexed citations
12.
Herdeiro, Carlos, Eugen Radu, & Kunihito Uzawa. (2021). De-singularizing the extremal GMGHS black hole via higher derivatives corrections. Physics Letters B. 818. 136357–136357. 5 indexed citations
13.
Bustillo, J. Calderón, N. Sanchis-Gual, A. Torres-Forné, et al.. (2021). GW190521 as a Merger of Proca Stars: A Potential New Vector Boson of 8.7×10−13  eV. Physical Review Letters. 126(8). 81101–81101. 144 indexed citations breakdown →
14.
Herdeiro, Carlos, et al.. (2021). Kerr black holes with synchronized axionic hair. Physical review. D. 103(10). 17 indexed citations
15.
Herdeiro, Carlos, et al.. (2020). Spinning black holes in shift-symmetric Horndeski theory. Journal of High Energy Physics. 2020(4). 35 indexed citations
16.
Herdeiro, Carlos, et al.. (2019). Kerr black holes with synchronised scalar hair and higher azimuthal harmonic index. Physics Letters B. 792. 436–444. 21 indexed citations
17.
Fernandes, Pedro G. S., Carlos Herdeiro, Alexandre M. Pombo, Eugen Radu, & N. Sanchis-Gual. (2019). Spontaneous scalarisation of charged black holes: coupling dependence and dynamical features. Classical and Quantum Gravity. 36(13). 134002–134002. 123 indexed citations
18.
Sanchis-Gual, N., F. Di Giovanni, Miguel Zilhão, et al.. (2019). Nonlinear Dynamics of Spinning Bosonic Stars: Formation and Stability. Physical Review Letters. 123(22). 221101–221101. 90 indexed citations
19.
Kleihaus, Burkhard, Jutta Kunz, & Eugen Radu. (2016). Black ringoids: spinning balanced black objects in d >= 5 dimensions - the codimension-two case. Portuguese National Funding Agency for Science, Research and Technology (RCAAP Project by FCT). 4 indexed citations
20.
Astefanesei, Dumitru, Robert B. Mann, & Eugen Radu. (2004). Reissner-Nordstrom-de Sitter black hole, planar coordinates and dS/CFT. Journal of High Energy Physics. 2004(1). 29–29. 48 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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