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Nonprofit · Fontenay-aux-Roses · France

CEPN

cepn.asso.frROR OpenAlex
World rank, all time
#27,457
of 34,923
Rank in France
#797
of 943
Research works
122
▲ 31% vs 2018-21
Citations
1.3k
10.5 per fractional work
Top-10% rate
10.1%
all institutions 10.0%
vs its own fields
1.06×
1.00× is exactly expected
Open access
39%
world 40%
International
24%
world 18%
CEPN

Which fields of science does CEPN work in?

In all years, 43% of research at CEPN is in Physical Sciences, 33% in Social Sciences. Its largest fields are Social Sciences (18%), Engineering (15%), Medicine (14%). It does 1.5× the world's share of Social Sciences.

Physical Sciences: 53 fractional works · 43.2% of its workEngineering: 18 fractional works · 14.8% of its workSafety, Risk, Reliability and Quality: 14 fractional works · 11.1% of its workAerospace Engineering: 2 fractional works · 1.3% of its workBiomedical Engineering: 1 fractional works · 0.8% of its workCivil and Structural Engineering: 0 fractional works · 0.4% of its workElectrical and Electronic Engineering: 0 fractional works · 0.4% of its workControl and Systems Engineering: 0 fractional works · 0.3% of its workMechanical Engineering: 0 fractional works · 0.3% of its workOcean Engineering: 0 fractional works · 0.3% of its workMechanics of Materials: 0 fractional works · 0.2% of its workEnvironmental Science: 17 fractional works · 13.6% of its workGlobal and Planetary Change: 12 fractional works · 9.8% of its workManagement, Monitoring, Policy and Law: 2 fractional works · 1.5% of its workIndustrial and Manufacturing Engineering: 1 fractional works · 1.1% of its workHealth, Toxicology and Mutagenesis: 1 fractional works · 0.8% of its workSmaller subfields together: 0 fractional works · 0.3% of its workMaterials Science: 12 fractional works · 9.8% of its workMaterials Chemistry: 12 fractional works · 9.8% of its workComputer Science: 2 fractional works · 1.5% of its workArtificial Intelligence: 1 fractional works · 1.0% of its workHardware and Architecture: 0 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.1% of its workPhysics and Astronomy: 1 fractional works · 1.0% of its workRadiation: 1 fractional works · 0.5% of its workNuclear and High Energy Physics: 0 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.1% of its workChemical Engineering: 1 fractional works · 0.8% of its workChemical Health and Safety: 1 fractional works · 0.8% of its workMathematics: 1 fractional works · 0.8% of its workAlgebra and Number Theory: 0 fractional works · 0.3% of its workApplied Mathematics: 0 fractional works · 0.3% of its workGeometry and Topology: 0 fractional works · 0.3% of its workChemistry: 1 fractional works · 0.4% of its workInorganic Chemistry: 1 fractional works · 0.4% of its workEnergy: 0 fractional works · 0.2% of its workRenewable Energy, Sustainability and the Environment: 0 fractional works · 0.2% of its workEarth and Planetary Sciences: 0 fractional works · 0.2% of its workSocial Sciences: 40 fractional works · 32.6% of its workSocial Sciences: 22 fractional works · 18.0% of its workSociology and Political Science: 18 fractional works · 14.5% of its workPolitical Science and International Relations: 3 fractional works · 2.1% of its workLaw: 1 fractional works · 0.7% of its workUrban Studies: 0 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.3% of its workDecision Sciences: 9 fractional works · 7.5% of its workStatistics, Probability and Uncertainty: 8 fractional works · 6.6% of its workManagement Science and Operations Research: 1 fractional works · 0.6% of its workGeneral Decision Sciences: 0 fractional works · 0.3% of its workEconomics, Econometrics and Finance: 3 fractional works · 2.8% of its workEconomics and Econometrics: 2 fractional works · 1.8% of its workFinance: 1 fractional works · 0.6% of its workGeneral Economics, Econometrics and Finance: 0 fractional works · 0.4% of its workBusiness, Management and Accounting: 3 fractional works · 2.6% of its workAccounting: 1 fractional works · 1.1% of its workStrategy and Management: 1 fractional works · 0.6% of its workOrganizational Behavior and Human Resource Management: 0 fractional works · 0.3% of its workManagement of Technology and Innovation: 0 fractional works · 0.3% of its workMarketing: 0 fractional works · 0.3% of its workArts and Humanities: 2 fractional works · 1.4% of its workHistory: 1 fractional works · 0.8% of its workHistory and Philosophy of Science: 1 fractional works · 0.5% of its workSmaller subfields together: 0 fractional works · 0.1% of its workPsychology: 0 fractional works · 0.3% of its workHealth Sciences: 24 fractional works · 20.0% of its workMedicine: 18 fractional works · 14.3% of its workRadiology, Nuclear Medicine and Imaging: 11 fractional works · 8.7% of its workPulmonary and Respiratory Medicine: 2 fractional works · 1.8% of its workOncology: 1 fractional works · 0.9% of its workSurgery: 1 fractional works · 0.8% of its workOphthalmology: 0 fractional works · 0.4% of its workReproductive Medicine: 0 fractional works · 0.4% of its workEndocrinology, Diabetes and Metabolism: 0 fractional works · 0.3% of its workPublic Health, Environmental and Occupational Health: 0 fractional works · 0.3% of its workRheumatology: 0 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.5% of its workHealth Professions: 7 fractional works · 5.3% of its workRadiological and Ultrasound Technology: 5 fractional works · 4.4% of its workGeneral Health Professions: 1 fractional works · 0.5% of its workMedical Laboratory Technology: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workDentistry: 0 fractional works · 0.3% of its workOral Surgery: 0 fractional works · 0.3% of its workVeterinary: 0 fractional works · 0.0% of its workLife Sciences: 5 fractional works · 4.3% of its workBiochemistry, Genetics and Molecular Biology: 3 fractional works · 2.6% of its workCancer Research: 1 fractional works · 1.2% of its workMolecular Biology: 1 fractional works · 1.0% of its workGenetics: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workAgricultural and Biological Sciences: 2 fractional works · 1.3% of its workFood Science: 1 fractional works · 0.4% of its workPlant Science: 0 fractional works · 0.4% of its workEcology, Evolution, Behavior and Systematics: 0 fractional works · 0.2% of its workInsect Science: 0 fractional works · 0.2% of its workNeuroscience: 0 fractional works · 0.2% of its workImmunology and Microbiology: 0 fractional works · 0.1% of its workALL ITS WORKCEPN122fractional works, all years
Life Sciences4%Physical Sciences43%Health Sciences20%Social Sciences33%

Each ring splits the one inside it: the four domains of science, their fields, their subfields. Size is fractional works in all years. Every slice is a page; the interactive view zooms down to single topics and colours each by how much more of it this institution does than the world.

Its 4 domains and 24 fields, with their numbers
    1. Engineering1814.8%
    2. Environmental Science1713.6%
    3. Materials Science129.8%
    4. Computer Science21.5%
    5. Physics and Astronomy11.0%
    6. Chemical Engineering10.8%
    7. Mathematics10.8%
    8. Chemistry10.4%
    9. Energy00.2%
    10. Earth and Planetary Sciences00.2%
    1. Social Sciences2218.0%
    2. Decision Sciences97.5%
    3. Economics, Econometrics and Finance32.8%
    4. Business, Management and Accounting32.6%
    5. Arts and Humanities21.4%
    6. Psychology00.3%
    1. Medicine1814.3%
    2. Health Professions75.3%
    3. Dentistry00.3%
    4. Veterinary00.0%
    1. Biochemistry, Genetics and Molecular Biology32.6%
    2. Agricultural and Biological Sciences21.3%
    3. Neuroscience00.2%
    4. Immunology and Microbiology00.1%
All of science, and how each field's share has moved since 1950: the Science domain explorer

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: 0.34× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.22× its world share, 0 worksBiochemistry, Geneti…Chemical Engineering: 3.82× its world share, 0 worksChemical EngineeringComputer Science: 0.06× its world share, 0 worksComputer ScienceEngineering: 0.58× its world share, 1 worksEngineeringEnvironmental Science: 3.71× its world share, 2 worksEnvironmental ScienceMaterials Science: 0.59× its world share, 0 worksMaterials SciencePhysics and Astronomy: 0.10× its world share, 0 worksPhysics and AstronomyHealth Professions: 4.11× its world share, 2 worksHealth ProfessionsMedicine: 1.09× its world share, 3 worksMedicineVeterinary: 2.25× its world share, 0 worksVeterinaryArts and Humanities: 0.53× its world share, 0 worksArts and HumanitiesDecision Sciences: 1.87× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.29× its world share, 0 worksEconomics, Econometr…Psychology: 0.51× its world share, 0 worksPsychologySocial Sciences: 2.25× its world share, 4 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Health Professions, 4.1×. Every wedge is a field page.

All 16 fields, with their numbers
  1. Health Professions4.11×2 works
  2. Chemical Engineering3.82×0 works
  3. Environmental Science3.71×2 works
  4. Veterinary2.25×0 works
  5. Social Sciences2.25×4 works
  6. Decision Sciences1.87×0 works
  7. Medicine1.09×3 works
  8. Materials Science0.59×0 works
  9. Engineering0.58×1 works
  10. Arts and Humanities0.53×0 works
  11. Psychology0.51×0 works
  12. Agricultural and Biological Sciences0.34×0 works
  13. Economics, Econometrics and Finance0.29×0 works
  14. Biochemistry, Genetics and Molecular Biology0.22×0 works
  15. Physics and Astronomy0.10×0 works
  16. Computer Science0.06×0 works

Who are the top researchers at CEPN?

Ranked on the quality score, J. Lochard, Peter Shaw and C. Bataillé lead among researchers whose main affiliation is CEPN.

  1. 1 J. Lochard France · #2,968,990 worldwide 1.3k citations · 120 works
  2. 2 Peter Shaw France · #3,203,474 worldwide 326 citations · 27 works
  3. 3 C. Bataillé France · #4,054,478 worldwide 40 citations · 18 works
  4. 4 Sylvain Andresz France · #4,829,174 worldwide 178 citations · 27 works
  5. 5 Samuel Lepicard France · #5,027,626 worldwide 285 citations · 26 works
  6. 6 Thierry Schneider France · #5,132,390 worldwide 1.6k citations · 150 works
  7. 7 Mélanie Maître France · #5,150,501 worldwide 137 citations · 29 works
  8. 8 Ludovic Vaillant France · #5,283,351 worldwide 236 citations · 36 works
  9. 9 Christian Lefaure France · #5,525,765 worldwide 130 citations · 51 works
  10. 10 Pascal Croüail France · #5,789,528 worldwide 198 citations · 47 works
All ranked researchers at CEPN

What are the most cited papers from CEPN?

The most cited paper from CEPN is "Systematic Review and Meta-analysis of Circulatory Disease from Exposure to Low-Level Ionizing Radiation and Estimates of Potential Population Mortality Risks" (Mark P. Little et al., 2012), with 368 citations. Next come "THE EXTRACTION BY N.N-DIALKYLAMIDES. II. EXTRACTION OF ACTINIDE CATIONS" (205) and "Are the studies on cancer risk from CT scans biased by indication? Elements of answer from a large-scale cohort study in France" (199).

Most cited papers
#PaperReleasedCitations
1 Systematic Review and Meta-analysis of Circulatory Disease from Exposure to Low-Level Ionizing Radiation and Estimates of Potential Population Mortality Risks Mark P. Little et al. · Environmental Health Perspectives ReviewOpen access 22 Jun 2012 368
2 THE EXTRACTION BY N.N-DIALKYLAMIDES. II. EXTRACTION OF ACTINIDE CATIONS N. Condamines, C. Musikas · Solvent Extraction and Ion Exchange Feb 1992 205
3 Are the studies on cancer risk from CT scans biased by indication? Elements of answer from a large-scale cohort study in France Neige Journy, J.L. Rehel, Hubert Ducou Le Pointe et al. · British Journal of Cancer Open access 14 Oct 2014 199
4 Multi-criteria analysis of the impacts of energy alternatives: A survey and a new comparative approach Jean Siskos, Ph. Hubert · European Journal of Operational Research Jul 1983 105
5 Chernobyl, 10 Years After: Health Consequences D Bard, Pierre Verger, P. Hubert · Epidemiologic Reviews 1997 81
All 60 most cited papers, with filters and sorting

Which keywords describe research at CEPN?

By fractional works in all years, weighted toward what it does more of than the world: Health Effects, Radionuclides, Public Health, Risk Perception, Nuclear Power, Food Safety, Communication and Trust.

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

Size is fractional works in all years 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. Health Effects17▲ 23×5 topics
  2. Radionuclides16▲ 246×2 topics
  3. Public Health16▲ 9.4×7 topics
  4. Risk Perception15▲ 64×4 topics
  5. Nuclear Power15▲ 430×2 topics
  6. Food Safety14▲ 43×2 topics
  7. Communication14▲ 40×1 topic
  8. Trust14▲ 45×1 topic
  9. Nuclear Fuel13▲ 369×1 topic
  10. Radiation Protection13▲ 369×1 topic
  11. Ionizing Radiation12▲ 111×3 topics
  12. Fukushima Daiichi12▲ 384×1 topic
  13. nuclear accident12▲ 384×1 topic
  14. Nuclear Graphite12▲ 309×1 topic
  15. Oxidation Behavior12▲ 153×1 topic
  16. Bayesian Networks8▲ 77×1 topic
  17. Computed Tomography8▲ 116×2 topics
  18. Fault Tree Analysis8▲ 142×1 topic
  19. Cancer Risk8▲ 25×2 topics
  20. Diagnostic Imaging8▲ 50×1 topic
  21. Occupational Exposure8▲ 101×2 topics
  22. Radiation Exposure8▲ 52×1 topic
  23. Environmental Impact7▲ 4.3×5 topics
  24. Lung Cancer4▲ 20×1 topic
  25. Radon4▲ 120×1 topic
  26. Renewable Energy3▲ 2.5×5 topics
  27. Risk Assessment3▲ 3.8×5 topics
  28. Accident Prevention2▲ 31×2 topics
  29. Safety Culture2▲ 31×2 topics
  30. Sustainable Energy2▲ 13×3 topics
  31. Genomic Instability2▲ 11×3 topics
  32. Environmental Monitoring2▲ 4.1×2 topics
  33. Climate Consequences2▲ 104×1 topic
  34. Nuclear War2▲ 104×1 topic
  35. DNA Damage1▲ 8.3×2 topics
  36. Occupational Safety1▲ 15×1 topic
  37. Safety Climate1▲ 15×1 topic
  38. Bystander Effects1▲ 43×1 topic
  39. Radiation1▲ 43×1 topic
  40. Comet Assay1▲ 20×1 topic

Which research topics does CEPN publish most on?

By volume in 2022-now: Risk Perception and Management, Radioactive contamination and transfer, Radioactivity and Radon Measurements and Radiation Dose and Imaging.

Risk Perception and Mana…3Risk Perception and Management: 3 fractional worksRadioactive contamination and transfer: 2 fractional worksRadioactivity and Radon Measurements: 1 fractional worksRadiation Dose and Imaging1Radiation Dose and Imaging: 1 fractional worksNuclear and radioactivit…1Nuclear and radioactivity studies: 1 fractional worksEffects of Radiation Exposure: 1 fractional worksChemical Synthesis and Characterization: 0 fractional worksAir Quality and Health Impacts: 0 fractional worksChemical Safety and Risk Management: 0 fractional worksRisk and Safety Analysis: 0 fractional works
Sociology and Political ScienceGlobal and Planetary ChangeRadiological and Ultrasound TechnologyRadiology, Nuclear Medicine and Imaging5 others

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

  1. 1 Risk Perception and Management Sociology and Political Science 3 works
  2. 2 Radioactive contamination and transfer Global and Planetary Change 2 works
  3. 3 Radioactivity and Radon Measurements Radiological and Ultrasound Technology 1 works
  4. 4 Radiation Dose and Imaging Radiology, Nuclear Medicine and Imaging 1 works
  5. 5 Nuclear and radioactivity studies Safety, Risk, Reliability and Quality 1 works
  6. 6 Effects of Radiation Exposure Radiology, Nuclear Medicine and Imaging 1 works
  7. 7 Chemical Synthesis and Characterization Industrial and Manufacturing Engineering 0 works
  8. 8 Air Quality and Health Impacts Health, Toxicology and Mutagenesis 0 works
  9. 9 Chemical Safety and Risk Management Chemical Health and Safety 0 works
  10. 10 Risk and Safety Analysis Statistics, Probability and Uncertainty 0 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 available38.6%not open61.4%

World: 40% of research is openly available.

with international co-authors24.2%domestic only75.8%

World: 18% is written across borders.

How has CEPN's research output changed?

Output in 2022-2025 was 31% higher than in 2018-2021.

still counting1990200020102020
grewheldshrank

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

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is CEPN as a percentage of every work published that year, 0.000036% in 2024.

still counting0.00050%0.0010%CEPN0.000065% in 202519801990200020102020

Fractional works of CEPN over all fractional works that year. How the balance of science has shifted.

Other research institutions in Fontenay-aux-Roses

All research institutions in Fontenay-aux-Roses

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CEPN on Science Explorer

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Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners have tabs of their own, above.

Discussion

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