Orfeu Bertolami

12.3k total citations · 2 hit papers
222 papers, 7.9k citations indexed

About

Orfeu Bertolami is a scholar working on Astronomy and Astrophysics, Nuclear and High Energy Physics and Statistical and Nonlinear Physics. According to data from OpenAlex, Orfeu Bertolami has authored 222 papers receiving a total of 7.9k indexed citations (citations by other indexed papers that have themselves been cited), including 166 papers in Astronomy and Astrophysics, 137 papers in Nuclear and High Energy Physics and 73 papers in Statistical and Nonlinear Physics. Recurrent topics in Orfeu Bertolami's work include Cosmology and Gravitation Theories (153 papers), Black Holes and Theoretical Physics (117 papers) and Noncommutative and Quantum Gravity Theories (52 papers). Orfeu Bertolami is often cited by papers focused on Cosmology and Gravitation Theories (153 papers), Black Holes and Theoretical Physics (117 papers) and Noncommutative and Quantum Gravity Theories (52 papers). Orfeu Bertolami collaborates with scholars based in Portugal, Brazil and Italy. Orfeu Bertolami's co-authors include M. C. Bento, Anjan A. Sen, Jorge Páramos, Francisco S. N. Lobo, Tiberiu Harko, Christian G. Böhmer, Catarina Bastos, P. Martins, Alex E. Bernardini and João Nuno Prata and has published in prestigious journals such as SHILAP Revista de lepidopterología, Physical review. B, Condensed matter and Nuclear Physics B.

In The Last Decade

Orfeu Bertolami

212 papers receiving 7.6k citations

Hit Papers

Generalized Chaplygin gas, accelerated expansion, and dar... 2002 2026 2010 2018 2002 2007 400 800 1.2k
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. Generalized Chaplygin gas, accelerated expansion, and dark-energy-matter unification
    2002 1.4k citations Orfeu Bertolami et al. profile →
  2. Extra force inf(R)modified theories of gravity
    2007 669 citations Orfeu Bertolami et al. profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Orfeu Bertolami Portugal 40 6.8k 6.0k 1.9k 919 537 222 7.9k
Edmund J. Copeland United Kingdom 50 13.0k 1.9× 10.9k 1.8× 1.5k 0.8× 651 0.7× 859 1.6× 183 13.7k
Robert Brandenberger Canada 59 11.6k 1.7× 10.3k 1.7× 2.5k 1.3× 1.1k 1.2× 508 0.9× 322 12.4k
João Magueijo United Kingdom 39 5.1k 0.8× 4.3k 0.7× 2.8k 1.5× 678 0.7× 274 0.5× 157 5.9k
E. P. S. Shellard United Kingdom 39 5.4k 0.8× 4.7k 0.8× 752 0.4× 868 0.9× 244 0.5× 109 6.5k
Justin Khoury United States 43 9.1k 1.3× 7.3k 1.2× 1.2k 0.6× 983 1.1× 650 1.2× 106 9.8k
Τ. Padmanabhan India 47 8.4k 1.2× 6.5k 1.1× 3.5k 1.8× 1.9k 2.1× 224 0.4× 306 9.4k
Gia Dvali United States 47 8.4k 1.2× 9.3k 1.6× 2.0k 1.1× 990 1.1× 266 0.5× 147 10.5k
Viatcheslav Mukhanov Germany 36 12.1k 1.8× 9.9k 1.7× 2.0k 1.1× 876 1.0× 785 1.5× 84 12.5k
Alberto Nicolis United States 30 5.0k 0.7× 4.5k 0.8× 986 0.5× 508 0.6× 318 0.6× 55 5.6k
Alexander Yu. Kamenshchik Russia 29 4.7k 0.7× 4.0k 0.7× 1.1k 0.6× 424 0.5× 279 0.5× 164 5.0k

Countries citing papers authored by Orfeu Bertolami

Since Specialization
Citations

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

Fields of papers citing papers by Orfeu Bertolami

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Orfeu Bertolami

This figure shows the co-authorship network connecting the top 25 collaborators of Orfeu Bertolami. A scholar is included among the top collaborators of Orfeu Bertolami 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 Orfeu Bertolami. Orfeu Bertolami 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.
Bertolami, Orfeu, et al.. (2025). Safety in an uncertain world within the Resilience Integrated Model of Climate and Economics (RIMCE). The Anthropocene Review. 12(3). 358–368.
2.
Bertolami, Orfeu, et al.. (2025). Is cosmological data suggesting a nonminimal coupling between matter and gravity?. Physics of the Dark Universe. 48. 101861–101861. 4 indexed citations
3.
Bernardini, Alex E., et al.. (2025). Chaotic behaviour of the Earth System in the Anthropocene. SHILAP Revista de lepidopterología. 3. 100060–100060. 1 indexed citations
4.
Bertolami, Orfeu, et al.. (2024). Hubble tension in a nonminimally coupled curvature-matter gravity model. Journal of Cosmology and Astroparticle Physics. 2024(6). 25–25. 6 indexed citations
5.
Bertolami, Orfeu. (2024). Natural Capital as a Stock Option. SSRN Electronic Journal.
6.
Bertolami, Orfeu, et al.. (2024). Gravitational waves from a curvature-induced phase transition of a Higgs-portal dark matter sector. Journal of Cosmology and Astroparticle Physics. 2024(10). 104–104. 2 indexed citations
7.
Bertolami, Orfeu, et al.. (2023). Theories of gravity with nonminimal matter-curvature coupling and the de Sitter swampland conjectures. Physical review. D. 107(8). 3 indexed citations
8.
Bertolami, Orfeu. (2023). Seeding the vacuum with entropy: the Chaplygin-like vacuum hypothesis. Classical and Quantum Gravity. 40(17). 177002–177002. 3 indexed citations
9.
Bertolami, Orfeu. (2022). Greening the Anthropocene. 3. 4 indexed citations
10.
Bertolami, Orfeu, et al.. (2022). Primordial magnetic fields in theories of gravity with non-minimal coupling between curvature and matter. arXiv (Cornell University). 5 indexed citations
11.
Bertolami, Orfeu, et al.. (2020). Nonminimally coupled Boltzmann equation: Foundations. Physical review. D. 102(8). 13 indexed citations
12.
Bertolami, Orfeu, et al.. (2017). Teoria da Relatividade Geral. Revista de Ciência Elementar. 5(3).
13.
Rosa, João G., et al.. (2017). Inflation in non-minimal matter-curvature coupling theories. Portuguese National Funding Agency for Science, Research and Technology (RCAAP Project by FCT). 26 indexed citations
14.
Bertolami, Orfeu. (2013). Zen and the Art of Space-Time Manufacturing. Springer Link (Chiba Institute of Technology).
15.
Bertolami, Orfeu, Francisco G. Pedro, & Morgan Le Delliou. (2007). The Abell Cluster A586 and the Equivalence Principle. arXiv (Cornell University). 7 indexed citations
16.
Bastos, Catarina & Orfeu Bertolami. (2006). The Berry Phase in the Noncommutative Gravitational Quantum Well. arXiv (Cornell University). 2 indexed citations
17.
Bertolami, Orfeu, Jorge Páramos, & Slava G. Turyshev. (2006). Testing general relativity in space. 36. 2959.
18.
Bertolami, Orfeu, et al.. (2006). Chaplygin Inflation. arXiv (Cornell University). 2 indexed citations
19.
Bertolami, Orfeu & J. García-Bellido. (1995). 1 Phenomenological constraints on a scale-dependent gravitational coupling ∗. 2 indexed citations
20.
Bertolami, Orfeu, et al.. (1992). On the stability of compactification after inflation.. 625. 1 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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