2026 Julien Lesgourgues: Physics Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Physics	122	736	697	62	59	264	156676

Discipline name

D-Index

World Ranking

Current World Ranking

National Ranking

Current National Ranking

Publications

Citations

Physics

122

736

697

264

156676

Overview

Julien Lesgourgues is affiliated with RWTH Aachen University in Germany and conducts research primarily in the fields of Physics and Astronomy. Their scholarly work spans several subfields including Astronomy and Astrophysics, Nuclear and High Energy Physics, Instrumentation, Artificial Intelligence, and General Health Professions.

The scientific focus of their research includes a range of topics such as Cosmology and Gravitation Theories, Galaxies' Formation, Evolution, and Phenomena, Dark Matter and Cosmic Phenomena, Radio Astronomy Observations and Technology, Black Holes and Theoretical Physics, Astronomy and Astrophysical Research, and broader Astrophysics and Cosmic Phenomena.

Lesgourgues has published articles extensively in several venues with frequent contributions to:

Journal of Cosmology and Astroparticle Physics
arXiv (Cornell University)
Experimental Astronomy
Physical Review D
Physics Reports

Among recent notable publications are:

"The H 0 Olympics: A fair ranking of proposed models", 2022, published in Physics Reports
"Planck 2018 results: VI. Cosmological parameters", 2021, published in Padua Research Archive (University of Padua)
"H0 tension or T0 tension?", 2020, published in Physical Review D
"Review of Hubble tension solutions with new SH0ES and SPT-3G data", 2024, published in Journal of Cosmology and Astroparticle Physics
"EuCAPT White Paper: Opportunities and Challenges for Theoretical Astroparticle Physics in the Next Decade", 2021, published in arXiv (Cornell University)

Lesgourgues collaborates frequently with several researchers, including:

Nils Schöneberg
Christian T. Byrnes
Santiago Casas
M. Kunz
Sven Günther

Best Publications

Planck 2015 results. XIII. Cosmological parameters

P. A. R. Ade;N. Aghanim;M. Arnaud

23868
Citations
Planck 2015 results - XIII. Cosmological parameters

Peter A. R. Ade;N. Aghanim;M. Arnaud;M. Ashdown

17617
Citations
Planck 2013 results. XVI. Cosmological parameters

P. A. R. Ade;N. Aghanim;C. Armitage-Caplan

16453
Citations
Planck 2013 results. XVI. Cosmological parameters

P. A. R. Ade;N. Aghanim;C. Armitage-Caplan

10746
Citations
Planck 2018 results. VI. Cosmological parameters

N. Aghanim;Y. Akrami;Y. Akrami;Y. Akrami;M. Ashdown

4963
Citations
Planck 2013 results. XXII. Constraints on inflation

P.A.R. Ade;N. Aghanim;M. Arnaud;F. Arroja;F. Arroja

2585
Citations
Planck 2013 results. I. Overview of products and scientific results

P. A. R. Ade;N. Aghanim;M. I. R. Alves

2444
Citations
The Cosmic Linear Anisotropy Solving System (CLASS). Part II: Approximation schemes

Diego Blas;Julien Lesgourgues;Julien Lesgourgues;Julien Lesgourgues;Thomas Tram;Thomas Tram

2060
Citations
Planck 2015. XX. Constraints on inflation

P.A.R. Ade;F.X. Desert;J. Knoche;M. Giard

1993
Citations
Euclid Definition Study Report

R. Laureijs;J. Amiaux;S. Arduini;J.-L. Auguères

1882
Citations
The Cosmic Linear Anisotropy Solving System (CLASS) II: Approximation schemes

Diego Blas;Julien Lesgourgues;Thomas Tram

1882
Citations
Planck 2015 results

P. A. R. Ade;N. Aghanim;M. Arnaud;M. Ashdown

1764
Citations
Planck 2018 results. I. Overview and the cosmological legacy of Planck

Y. Akrami;F. Arroja;M. Ashdown

1572
Citations
Planck 2015 results. XI. CMB power spectra, likelihoods, and robustness of parameters

N. Aghanim;M. Arnaud;M. Ashdown

1203
Citations
Massive neutrinos and cosmology

Julien Lesgourgues;Sergio Pastor

1187
Citations
Planck 2015 results. XVII. Constraints on primordial non-Gaussianity

P. A. R. Ade;N. Aghanim;M. Arnaud

1126
Citations
Planck 2015 results. XIV. Dark energy and modified gravity

P. A. R. Ade;N. Aghanim;M. Arnaud

1087
Citations
Planck 2015 results. I. Overview of products and scientific results

R. Adam;P. A. R. Ade;N. Aghanim

1083
Citations
Constraining warm dark matter candidates including sterile neutrinos and light gravitinos with WMAP and the Lyman-{alpha} forest

Matteo Viel;Julien Lesgourgues;Martin G. Haehnelt;Sabino Matarrese

1040
Citations
Planck 2015 results. II. Low Frequency Instrument data processing

P. A. R. Ade;N. Aghanim;C. Armitage-Caplan

237
Citations