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Government institution · Gif-sur-Yvette · France

CEA Paris-Saclay

In research, CEA Paris-Saclay stands highest in Physical Sciences (#642 of 12,888 worldwide), Physics and Astronomy (#287 of 1,646 worldwide) and Life Sciences (#1,893 of 7,800 worldwide), 2022–2025. Relative to its size it is most specialised in Nuclear and High Energy Physics, Radiation and Astronomy and Astrophysics — Nuclear and High Energy Physics is 26.0× its share of world research.

cea.fr/paris-saclayROR OpenAlex
World rank, 2022–2025
#1,018
of 28,054 · #416 all time
Rank in France
#20
of 1,422
Research works
12k
▲ 15% vs 2013–17
Citations
375k
31.5 per fractional work
Top-10% rate
24.1%
record average 16.5%
Open access
45%
world 28%

What is CEA Paris-Saclay known for in research?

The fields where it stands highest, 2022–2025, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
Physical SciencesDomain #642 of 12,888 24.1%928 #282
Physics and AstronomyField #287 of 1,646 35.3%324 #135
Life SciencesDomain #1,893 of 7,800 25.3%200 #1742
Astronomy and AstrophysicsSubfield #120 of 443 37.8%93 #94
Nuclear and High Energy PhysicsSubfield #80 of 263 46.3%107 #58
Earth and Planetary SciencesField #374 of 1,209 30.7%62 #277
Environmental ScienceField #1,305 of 3,551 31.7%78 #968
Biochemistry, Genetics and Molecular BiologyField #1,318 of 3,579 22.3%120 #1252
EngineeringField #2,851 of 6,636 15.4%222 #1010
MedicineField #4,545 of 10,443 22.1%122 #4765

Each strip is that field’s whole ranked pool, with the notch where CEA Paris-Saclay sits in it, in the colour of the band that rank falls in. The track under the rate is the rate itself: it carries no world mark, because the world rate differs by field (from about 6% to 21% in this record).

Which of those standings moved

The same fields on both windows: where it stood over the whole record, and where it stands in 2022–2025. The distance is the story, and it is the one thing the two rank columns above cannot show.

  1. Physical Sciences#282 #642
  2. Physics and Astronomy#135 #287
  3. Life Sciences#1,742 #1,893
  4. Astronomy and Astrophysics#94 #120
  5. Nuclear and High Energy Physics#58 #80
  6. Earth and Planetary Sciences#277 #374
  7. Environmental Science#968 #1,305
  8. Biochemistry, Genetics and Molecular Biology#1,252 #1,318
  9. Engineering#1,010 #2,851
  10. Medicine#4,765 #4,545
all time2022–2025, better2022–2025, worse

A dot further right is a better standing. Fields it was not ranked in over the whole record are left out.

What does CEA Paris-Saclay specialise in?

Where its research is concentrated relative to its size: Nuclear and High Energy Physics takes 26.0× the share of its output that it takes of world research.

  1. Nuclear and High Energy PhysicsSubfield · 107.1 works26×
  2. RadiationSubfield · 26.8 works15×
  3. Astronomy and AstrophysicsSubfield · 93.0 works14×
  4. Physics and AstronomyField · 323.7 works11×
← less than its size predicts1×more →

Location quotient, a volume reading rather than an impact one. It surfaces small, lopsided specialities.

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Agricultural and Biological Sciences: 0.43× its world share, 27 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.72× its world share, 120 worksBiochemistry, Geneti…Immunology and Microbiology: 1.01× its world share, 13 worksImmunology and Micro…Neuroscience: 1.69× its world share, 36 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.79× its world share, 4 worksPharmacology, Toxico…Chemical Engineering: 1.44× its world share, 7 worksChemical EngineeringChemistry: 2.31× its world share, 48 worksChemistryComputer Science: 0.48× its world share, 49 worksComputer ScienceEarth and Planetary Sciences: 3.02× its world share, 62 worksEarth and Planetary …Energy: 0.83× its world share, 10 worksEnergyEngineering: 1.13× its world share, 222 worksEngineeringEnvironmental Science: 1.19× its world share, 78 worksEnvironmental ScienceMaterials Science: 2.31× its world share, 106 worksMaterials ScienceMathematics: 1.56× its world share, 24 worksMathematicsPhysics and Astronomy: 11.11× its world share, 324 worksPhysics and AstronomyDentistry: 0.07× its world share, 0 worksDentistryHealth Professions: 0.15× its world share, 5 worksHealth ProfessionsMedicine: 0.48× its world share, 122 worksMedicineNursing: 0.39× its world share, 2 worksNursingVeterinary: 0.61× its world share, 1 worksVeterinaryArts and Humanities: 0.31× its world share, 12 worksArts and HumanitiesBusiness, Management and Accounting: 0.04× its world share, 2 worksBusiness, Management…Decision Sciences: 0.42× its world share, 5 worksDecision SciencesEconomics, Econometrics and Finance: 0.17× its world share, 5 worksEconomics, Econometr…Psychology: 0.20× its world share, 8 worksPsychologySocial Sciences: 0.12× its world share, 19 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Physics and Astronomy, 11.1×. Every wedge is a field page.

Who are the top researchers at CEA Paris-Saclay?

Ranked on the composite score, J. Ballet, L. Schoeffel and A. de Lesquen lead among researchers whose main affiliation is CEA Paris-Saclay.

  1. 1 J. Ballet France · #4,310 worldwide 1.6k citations · 96 works
  2. 2 L. Schoeffel France · #7,905 worldwide 5.8k citations · 358 works
  3. 3 A. de Lesquen France · #11,713 worldwide 801 citations · 54 works
  4. 4 E. Burtin France · #13,637 worldwide 1k citations · 57 works
  5. 5 G. Gerbier France · #23,847 worldwide 1.2k citations · 37 works
  6. 6 R. Lucas France · #26,448 worldwide 1.1k citations · 76 works
  7. 7 J. Gösset France · #27,168 worldwide 498 citations · 42 works
  8. 8 R. Piegaia France · #29,203 worldwide 2.8k citations · 253 works
  9. 9 Grégory Soyez France · #30,711 worldwide 753 citations · 48 works
  10. 10 F. Lehar France · #45,607 worldwide 465 citations · 67 works
All ranked researchers at CEA Paris-Saclay

Which keywords describe research at CEA Paris-Saclay?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Dark Matter, Black Holes, Particle Physics, Lattice QCD, Tomography, Star Formation, Climate Change and Supernovae.

▲ more of its work than of the world’s◆ about the world’s share▼ less than the world’s

Size is fractional works in 2022–2025 in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Climate Change52▲ 1.47×80 topics
  2. Dark Matter40▲ 27×4 topics
  3. Black Holes29▲ 23×3 topics
  4. Particle Physics27▲ 28×2 topics
  5. Lattice QCD25▲ 33×2 topics
  6. Tomography23▲ 9.6×5 topics
  7. Star Formation22▲ 33×2 topics
  8. Supernovae21▲ 19×2 topics
  9. Cosmology20▲ 23×3 topics
  10. Higgs Boson20▲ 29×1 topic
  11. High-Energy Collider20▲ 29×1 topic
  12. Data Analysis19▲ 5.4×6 topics
  13. Nucleosynthesis19▲ 30×3 topics
  14. Magnetic Resonance Imaging19▲ 5.6×8 topics
  15. Density Functional Theory19▲ 14×5 topics
  16. Hydrogen Embrittlement17▲ 16×3 topics
  17. Spectroscopy16▲ 7.4×11 topics
  18. Magnetic Fields16▲ 19×3 topics
  19. Oxidation Resistance16▲ 12×3 topics
  20. Renormalization Group16▲ 22×2 topics
  21. Molten Salt16▲ 38×1 topic
  22. Nuclear Reactor16▲ 38×1 topic
  23. Accretion Disks16▲ 26×2 topics
  24. Small-Angle Scattering16▲ 22×2 topics
  25. Cosmic Rays15▲ 23×2 topics
  26. Neutrinos15▲ 23×2 topics
  27. High Temperature Behavior14▲ 19×2 topics
  28. Turbulence14▲ 13×5 topics
  29. Quantum Gravity14▲ 13×4 topics
  30. Gravitational Waves14▲ 19×2 topics
  31. Radiography14▲ 29×2 topics
  32. Neutron Activation Analysis14▲ 29×1 topic
  33. Neutron Imaging14▲ 29×1 topic
  34. QCD14▲ 31×1 topic
  35. charmonium14▲ 31×1 topic
  36. Accident Tolerant Fuels14▲ 28×1 topic
  37. Fuel Cladding14▲ 28×1 topic
  38. Dark Energy13▲ 16×2 topics
  39. Galactic Center13▲ 22×2 topics
  40. General Relativity13▲ 15×2 topics

Which research topics does CEA Paris-Saclay publish most on?

By volume in 2022–2025: Particle physics theoretical and experimental studies, Nuclear reactor physics and engineering, Quantum Chromodynamics and Particle Interactions and Nuclear Physics and Applications.

Particle physics theoret…20Particle physics theoretical and experimental studies: 20 fractional worksNuclear reactor physics …16Nuclear reactor physics and engineering: 16 fractional worksQuantum Chromodynamics and Particle Interactions: 14 fractional worksNuclear Physics and Applications: 14 fractional worksNuclear Materials and Properties: 14 fractional worksCosmology and Gravitation Theories: 13 fractional worksStellar, planetary, and galactic studies: 13 fractional worksGalaxies: Formation, Evo…13Galaxies: Formation, Evolution, Phenomena: 13 fractional worksHigh-Energy Particle Collisions Research: 12 fractional worksParticle Detector Development and Performance: 11 fractional works
Nuclear and High Energy PhysicsAerospace EngineeringRadiationMaterials Chemistry1 others

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Particle physics theoretical and experimental studies Nuclear and High Energy Physics 20 works
  2. 2 Nuclear reactor physics and engineering Aerospace Engineering 16 works
  3. 3 Quantum Chromodynamics and Particle Interactions Nuclear and High Energy Physics 14 works
  4. 4 Nuclear Physics and Applications Radiation 14 works
  5. 5 Nuclear Materials and Properties Materials Chemistry 14 works
  6. 6 Cosmology and Gravitation Theories Astronomy and Astrophysics 13 works
  7. 7 Stellar, planetary, and galactic studies Astronomy and Astrophysics 13 works
  8. 8 Galaxies: Formation, Evolution, Phenomena Astronomy and Astrophysics 13 works
  9. 9 High-Energy Particle Collisions Research Nuclear and High Energy Physics 12 works
  10. 10 Particle Detector Development and Performance Nuclear and High Energy Physics 11 works

How open and international is its research?

Against the world’s own shares — the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available45.4%not open54.6%

World: 28% of research is openly available.

with international co-authors38.4%domestic only61.6%

World: 19% is written across borders.

How has CEA Paris-Saclay's research output changed?

Output in 2018–2022 was 15% higher than in 2013–2017.

1990200020102020
grewheldshrank

The same series as a ribbon — one cell per year, darker for more. The line above answers how much; this answers when.

Other research institutions in Gif-sur-Yvette

All research institutions in Gif-sur-Yvette

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners are in the interactive view on the map.