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Hospital / health system · Orsay · France

Centre Hospitalier d'Orsay

In research, Centre Hospitalier d'Orsay stands highest in Physical Sciences (#4,066 of 17,446 worldwide), Health Sciences (#4,251 of 16,688 worldwide) and Medicine (#4,227 of 14,558 worldwide), over all time.

gh-nord-essonne.fr/accueil.aspxROR OpenAlex
World rank, all time
#5,875
of 34,923
Rank in France
#214
of 943
Research works
596
▼ 69% vs 2018-21
Citations
18k
29.6 per fractional work
Top-10% rate
7.0%
all institutions 10.0%
vs its own fields
0.98×
1.00× is exactly expected
Open access
23%
world 40%
International
22%
world 18%
Centre Hospitalier d'Orsay

What is Centre Hospitalier d'Orsay known for in research?

The fields where it stands highest, over all time, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorks
Physical SciencesDomain #4,066 of 17,446 8.5%250
Health SciencesDomain #4,251 of 16,688 11.0%204
MedicineField #4,227 of 14,558 11.4%190

Each strip is that field's whole ranked pool, with the notch where Centre Hospitalier d'Orsay 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 average mark, because the average differs by field (from about 6% in Dentistry to 21% in Economics).

Which fields of science does Centre Hospitalier d'Orsay work in?

In all years, 42% of research at Centre Hospitalier d'Orsay is in Physical Sciences, 34% in Health Sciences. Its largest fields are Medicine (32%), Physics and Astronomy (12%), Biochemistry, Genetics and Molecular Biology (10%). It does 1.5× the world's share of Health Sciences.

Physical Sciences: 250 fractional works · 41.9% of its workPhysics and Astronomy: 71 fractional works · 11.9% of its workAtomic and Molecular Physics, and Optics: 27 fractional works · 4.5% of its workNuclear and High Energy Physics: 18 fractional works · 3.0% of its workRadiation: 18 fractional works · 3.0% of its workAstronomy and Astrophysics: 4 fractional works · 0.7% of its workCondensed Matter Physics: 2 fractional works · 0.4% of its workStatistical and Nonlinear Physics: 1 fractional works · 0.2% of its workEngineering: 57 fractional works · 9.5% of its workElectrical and Electronic Engineering: 21 fractional works · 3.5% of its workBiomedical Engineering: 14 fractional works · 2.3% of its workAerospace Engineering: 6 fractional works · 1.0% of its workComputational Mechanics: 5 fractional works · 0.8% of its workMechanical Engineering: 3 fractional works · 0.5% of its workControl and Systems Engineering: 2 fractional works · 0.4% of its workOcean Engineering: 2 fractional works · 0.3% of its workMechanics of Materials: 2 fractional works · 0.3% of its workIndustrial and Manufacturing Engineering: 1 fractional works · 0.2% of its workSmaller subfields together: 2 fractional works · 0.3% of its workChemistry: 34 fractional works · 5.7% of its workSpectroscopy: 13 fractional works · 2.1% of its workOrganic Chemistry: 13 fractional works · 2.1% of its workPhysical and Theoretical Chemistry: 4 fractional works · 0.6% of its workInorganic Chemistry: 3 fractional works · 0.5% of its workAnalytical Chemistry: 2 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.0% of its workMathematics: 27 fractional works · 4.6% of its workApplied Mathematics: 9 fractional works · 1.5% of its workMathematical Physics: 8 fractional works · 1.3% of its workGeometry and Topology: 4 fractional works · 0.7% of its workStatistics and Probability: 3 fractional works · 0.5% of its workAlgebra and Number Theory: 2 fractional works · 0.4% of its workSmaller subfields together: 1 fractional works · 0.2% of its workMaterials Science: 24 fractional works · 4.0% of its workMaterials Chemistry: 14 fractional works · 2.3% of its workElectronic, Optical and Magnetic Materials: 5 fractional works · 0.9% of its workSurfaces, Coatings and Films: 3 fractional works · 0.5% of its workSmaller subfields together: 2 fractional works · 0.3% of its workComputer Science: 23 fractional works · 3.8% of its workComputer Vision and Pattern Recognition: 6 fractional works · 1.1% of its workComputational Theory and Mathematics: 6 fractional works · 1.0% of its workArtificial Intelligence: 5 fractional works · 0.9% of its workComputer Networks and Communications: 2 fractional works · 0.3% of its workSmaller subfields together: 3 fractional works · 0.5% of its workEarth and Planetary Sciences: 5 fractional works · 0.9% of its workGeophysics: 2 fractional works · 0.4% of its workAtmospheric Science: 2 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.2% of its workEnvironmental Science: 5 fractional works · 0.8% of its workHealth, Toxicology and Mutagenesis: 2 fractional works · 0.3% of its workSmaller subfields together: 3 fractional works · 0.5% of its workEnergy: 2 fractional works · 0.4% of its workRenewable Energy, Sustainability and the Environment: 2 fractional works · 0.4% of its workChemical Engineering: 2 fractional works · 0.4% of its workHealth Sciences: 204 fractional works · 34.2% of its workMedicine: 190 fractional works · 31.8% of its workRadiology, Nuclear Medicine and Imaging: 67 fractional works · 11.2% of its workPulmonary and Respiratory Medicine: 16 fractional works · 2.7% of its workNeurology: 13 fractional works · 2.3% of its workPsychiatry and Mental health: 12 fractional works · 2.0% of its workSurgery: 11 fractional works · 1.8% of its workPhysiology: 8 fractional works · 1.3% of its workEpidemiology: 7 fractional works · 1.1% of its workOncology: 6 fractional works · 1.0% of its workCardiology and Cardiovascular Medicine: 6 fractional works · 1.0% of its workEndocrinology, Diabetes and Metabolism: 5 fractional works · 0.9% of its workPediatrics, Perinatology and Child Health: 5 fractional works · 0.8% of its workPharmacology: 4 fractional works · 0.7% of its workRheumatology: 4 fractional works · 0.7% of its workGenetics: 4 fractional works · 0.6% of its workOphthalmology: 3 fractional works · 0.4% of its workHepatology: 2 fractional works · 0.4% of its workInfectious Diseases: 2 fractional works · 0.3% of its workNephrology: 2 fractional works · 0.3% of its workPublic Health, Environmental and Occupational Health: 2 fractional works · 0.3% of its workPathology and Forensic Medicine: 1 fractional works · 0.2% of its workHematology: 1 fractional works · 0.2% of its workSmaller subfields together: 9 fractional works · 1.4% of its workHealth Professions: 11 fractional works · 1.8% of its workGeneral Health Professions: 7 fractional works · 1.2% of its workEmergency Medical Services: 2 fractional works · 0.3% of its workSmaller subfields together: 2 fractional works · 0.3% of its workNursing: 3 fractional works · 0.4% of its workNutrition and Dietetics: 3 fractional works · 0.4% of its workDentistry: 0 fractional works · 0.1% of its workVeterinary: 0 fractional works · 0.1% of its workLife Sciences: 110 fractional works · 18.5% of its workBiochemistry, Genetics and Molecular Biology: 57 fractional works · 9.6% of its workMolecular Biology: 37 fractional works · 6.2% of its workGenetics: 4 fractional works · 0.7% of its workClinical Biochemistry: 4 fractional works · 0.7% of its workCancer Research: 3 fractional works · 0.6% of its workCell Biology: 3 fractional works · 0.5% of its workBiochemistry: 2 fractional works · 0.4% of its workBiophysics: 1 fractional works · 0.2% of its workSmaller subfields together: 2 fractional works · 0.3% of its workNeuroscience: 38 fractional works · 6.3% of its workCellular and Molecular Neuroscience: 17 fractional works · 2.8% of its workCognitive Neuroscience: 16 fractional works · 2.6% of its workNeurology: 3 fractional works · 0.5% of its workSmaller subfields together: 2 fractional works · 0.4% of its workPharmacology, Toxicology and Pharmaceutics: 7 fractional works · 1.2% of its workPharmaceutical Science: 6 fractional works · 1.0% of its workSmaller subfields together: 1 fractional works · 0.2% of its workAgricultural and Biological Sciences: 6 fractional works · 1.0% of its workPlant Science: 2 fractional works · 0.4% of its workFood Science: 1 fractional works · 0.2% of its workInsect Science: 1 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.2% of its workImmunology and Microbiology: 3 fractional works · 0.4% of its workImmunology: 1 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.2% of its workSocial Sciences: 32 fractional works · 5.4% of its workPsychology: 13 fractional works · 2.1% of its workClinical Psychology: 7 fractional works · 1.1% of its workSocial Psychology: 2 fractional works · 0.3% of its workDevelopmental and Educational Psychology: 2 fractional works · 0.3% of its workExperimental and Cognitive Psychology: 2 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workSocial Sciences: 9 fractional works · 1.5% of its workSociology and Political Science: 3 fractional works · 0.6% of its workEducation: 2 fractional works · 0.3% of its workSmaller subfields together: 4 fractional works · 0.7% of its workArts and Humanities: 6 fractional works · 1.1% of its workHistory: 2 fractional works · 0.3% of its workPhilosophy: 1 fractional works · 0.2% of its workSmaller subfields together: 4 fractional works · 0.6% of its workEconomics, Econometrics and Finance: 2 fractional works · 0.3% of its workEconomics and Econometrics: 1 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workBusiness, Management and Accounting: 1 fractional works · 0.2% of its workDecision Sciences: 1 fractional works · 0.1% of its workALL ITS WORKCentreHospitalier…596fractional works, all years
Life Sciences19%Physical Sciences42%Health Sciences34%Social Sciences5%

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 26 fields, with their numbers
    1. Physics and Astronomy7111.9%
    2. Engineering579.5%
    3. Chemistry345.7%
    4. Mathematics274.6%
    5. Materials Science244.0%
    6. Computer Science233.8%
    7. Earth and Planetary Sciences50.9%
    8. Environmental Science50.8%
    9. Energy20.4%
    10. Chemical Engineering20.4%
    1. Medicine19031.8%
    2. Health Professions111.8%
    3. Nursing30.4%
    4. Dentistry00.1%
    5. Veterinary00.1%
    1. Biochemistry, Genetics and Molecular Biology579.6%
    2. Neuroscience386.3%
    3. Pharmacology, Toxicology and Pharmaceutics71.2%
    4. Agricultural and Biological Sciences61.0%
    5. Immunology and Microbiology30.4%
    1. Psychology132.1%
    2. Social Sciences91.5%
    3. Arts and Humanities61.1%
    4. Economics, Econometrics and Finance20.3%
    5. Business, Management and Accounting10.2%
    6. Decision Sciences10.1%
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.

Biochemistry, Genetics and Molecular Biology: 0.99× its world share, 1 worksBiochemistry, Geneti…Immunology and Microbiology: 0.66× its world share, 0 worksImmunology and Micro…Neuroscience: 4.33× its world share, 1 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.62× its world share, 0 worksPharmacology, Toxico…Chemistry: 0.37× its world share, 0 worksChemistryComputer Science: 0.14× its world share, 0 worksComputer ScienceEngineering: 0.49× its world share, 1 worksEngineeringEnvironmental Science: 0.04× its world share, 0 worksEnvironmental ScienceMaterials Science: 0.52× its world share, 0 worksMaterials SciencePhysics and Astronomy: 2.81× its world share, 1 worksPhysics and AstronomyDentistry: 0.11× its world share, 0 worksDentistryHealth Professions: 1.06× its world share, 0 worksHealth ProfessionsMedicine: 2.56× its world share, 8 worksMedicineArts and Humanities: 1.58× its world share, 1 worksArts and HumanitiesDecision Sciences: 3.40× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.59× its world share, 0 worksEconomics, Econometr…Psychology: 0.86× its world share, 0 worksPsychologySocial Sciences: 0.45× its world share, 1 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Neuroscience, 4.3×. Every wedge is a field page.

All 18 fields, with their numbers
  1. Neuroscience4.33×1 works
  2. Decision Sciences3.40×0 works
  3. Physics and Astronomy2.81×1 works
  4. Medicine2.56×8 works
  5. Arts and Humanities1.58×1 works
  6. Health Professions1.06×0 works
  7. Biochemistry, Genetics and Molecular Biology0.99×1 works
  8. Psychology0.86×0 works
  9. Immunology and Microbiology0.66×0 works
  10. Pharmacology, Toxicology and Pharmaceutics0.62×0 works
  11. Economics, Econometrics and Finance0.59×0 works
  12. Materials Science0.52×0 works
  13. Engineering0.49×1 works
  14. Social Sciences0.45×1 works
  15. Chemistry0.37×0 works
  16. Computer Science0.14×0 works
  17. Dentistry0.11×0 works
  18. Environmental Science0.04×0 works

Who are the top researchers at Centre Hospitalier d'Orsay?

Ranked on the quality score, B. Bendriem, Henri Cambon and M.H. Dao-Castellana lead among researchers whose main affiliation is Centre Hospitalier d'Orsay.

  1. 1 B. Bendriem France · #736,676 worldwide 7.3k citations · 135 works
  2. 2 Henri Cambon France · #1,662,155 worldwide 937 citations · 29 works
  3. 3 M.H. Dao-Castellana France · #1,753,589 worldwide 888 citations · 17 works
  4. 4 M.C. Masure France · #1,890,242 worldwide 1.2k citations · 19 works
  5. 5 Saïd Chebili France · #5,470,251 worldwide 41 citations · 45 works
  6. 6 P. Jehenson France · #5,723,264 worldwide 501 citations · 52 works
All ranked researchers at Centre Hospitalier d'Orsay

What are the most cited papers from Centre Hospitalier d'Orsay?

The most cited paper from Centre Hospitalier d'Orsay is "Diffusion tensor imaging: Concepts and applications" (Denis Le Bihan, Jean‐François Mangin, Cyril Poupon et al., 2001), with 3,607 citations. Next come "THREE PARIETAL CIRCUITS FOR NUMBER PROCESSING" (2,522) and "GATE: a simulation toolkit for PET and SPECT" (2,171).

Most cited papers
#PaperReleasedCitations
1 Diffusion tensor imaging: Concepts and applications Denis Le Bihan, Jean‐François Mangin, Cyril Poupon et al. · Journal of Magnetic Resonance Imaging 21 Mar 2001 3,607
2 THREE PARIETAL CIRCUITS FOR NUMBER PROCESSING Stanislas Dehaene, Manuela Piazza, Philippe Pinel et al. · Cognitive Neuropsychology May 2003 2,522
3 GATE: a simulation toolkit for PET and SPECT S Jan et al. · Physics in Medicine and Biology Open access 9 Sep 2004 2,171
4 Sun Earth Connection Coronal and Heliospheric Investigation (SECCHI) R. A. Howard et al. · Space Science Reviews Open access Apr 2008 1,813
5 Sources of Mathematical Thinking: Behavioral and Brain-Imaging Evidence Stanislas Dehaene, Elizabeth S. Spelke, Philippe Pinel et al. · Science 7 May 1999 1,753
All 61 most cited papers, with filters and sorting

Which keywords describe research at Centre Hospitalier d'Orsay?

By fractional works in all years, weighted toward what it does more of than the world: Imaging, Magnetic Resonance Imaging, Reconstruction, Quantitative, PET/CT, tumor, Neurological Disorders and Cancer.

▲ 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. Cancer30▲ 3.5×27 topics
  2. Imaging29▲ 14×9 topics
  3. Magnetic Resonance Imaging28▲ 13×8 topics
  4. Deep Learning25▲ 1.96×24 topics
  5. Neurological Disorders25▲ 6.1×15 topics
  6. Reconstruction23▲ 20×3 topics
  7. PET/CT23▲ 50×1 topic
  8. Quantitative23▲ 31×2 topics
  9. tumor23▲ 50×1 topic
  10. Spectroscopy18▲ 9.4×9 topics
  11. Perfusion Imaging17▲ 29×2 topics
  12. Oxidative Stress16▲ 1.41×42 topics
  13. Parallel Imaging15▲ 36×1 topic
  14. Susceptibility Weighted Imaging15▲ 36×1 topic
  15. Dosimetry13▲ 24×2 topics
  16. Neuroimaging12▲ 7.1×11 topics
  17. Drug Discovery12▲ 4.9×10 topics
  18. Cancer Treatment12▲ 7.6×7 topics
  19. PET Imaging11▲ 8.4×4 topics
  20. Synaptic Plasticity11▲ 5.9×5 topics
  21. Targeted Therapy10▲ 7.9×5 topics
  22. Neuronal Circuits10▲ 8.8×2 topics
  23. Dendritic Spines10▲ 9.9×2 topics
  24. Medicinal Chemistry10▲ 4.3×12 topics
  25. GABAergic10▲ 12×1 topic
  26. Neurotransmission10▲ 12×1 topic
  27. Epilepsy9▲ 12×4 topics
  28. Medical Imaging9▲ 5.5×6 topics
  29. Radioimmunotherapy9▲ 37×1 topic
  30. Radiopharmaceuticals9▲ 37×1 topic
  31. Gold Nanoparticles8▲ 16×3 topics
  32. Clinical Applications8▲ 18×3 topics
  33. Particle Therapy7▲ 38×1 topic
  34. Proton Therapy7▲ 38×1 topic
  35. Brain Development7▲ 5.9×6 topics
  36. Texture Analysis6▲ 7.3×3 topics
  37. Brain Connectivity6▲ 13×2 topics
  38. Attachment6▲ 8.0×2 topics
  39. Diffusion MRI6▲ 31×1 topic
  40. White Matter6▲ 31×1 topic

Which research topics does Centre Hospitalier d'Orsay publish most on?

By volume in 2022-now: Ottoman and Turkish Studies, Functional Brain Connectivity Studies, Advanced Neuroimaging Techniques and Applications and Complex Systems and Decision Making.

Ottoman and Turkish Stud…0Ottoman and Turkish Studies: 0 fractional worksFunctional Brain Connect…0Functional Brain Connectivity Studies: 0 fractional worksAdvanced Neuroimaging Te…0Advanced Neuroimaging Techniques and Applications: 0 fractional worksComplex Systems and Deci…0Complex Systems and Decision Making: 0 fractional worksDementia and Cognitive Impairment Research: 0 fractional worksRadiomics and Machine Learning in Medical Imaging: 0 fractional worksMiddle East Politics and…0Middle East Politics and Society: 0 fractional worksPharmacological Receptor Mechanisms and Effects: 0 fractional worksNeuropeptides and Animal Physiology: 0 fractional worksPsychoanalysis and Psych…0Psychoanalysis and Psychopathology Research: 0 fractional works
HistoryCognitive NeuroscienceRadiology, Nuclear Medicine and ImagingManagement Science and Operations Research5 others

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

  1. 1 Ottoman and Turkish Studies History 0 works
  2. 2 Functional Brain Connectivity Studies Cognitive Neuroscience 0 works
  3. 3 Advanced Neuroimaging Techniques and Applications Radiology, Nuclear Medicine and Imaging 0 works
  4. 4 Complex Systems and Decision Making Management Science and Operations Research 0 works
  5. 5 Dementia and Cognitive Impairment Research Psychiatry and Mental health 0 works
  6. 6 Radiomics and Machine Learning in Medical Imaging Radiology, Nuclear Medicine and Imaging 0 works
  7. 7 Middle East Politics and Society Sociology and Political Science 0 works
  8. 8 Pharmacological Receptor Mechanisms and Effects Molecular Biology 0 works
  9. 9 Neuropeptides and Animal Physiology Cellular and Molecular Neuroscience 0 works
  10. 10 Psychoanalysis and Psychopathology Research Clinical Psychology 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 available22.6%not open77.4%

World: 40% of research is openly available.

with international co-authors22.1%domestic only77.9%

World: 18% is written across borders.

How has Centre Hospitalier d'Orsay's research output changed?

Output in 2022-2025 was 69% lower 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 Centre Hospitalier d'Orsay as a percentage of every work published that year, 0.000016% in 2024.

still counting0.0020%0.0040%Centre Hospitalier d'Orsay0.000066% in 202519801990200020102020

Fractional works of Centre Hospitalier d'Orsay over all fractional works that year. How the balance of science has shifted.

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Centre Hospitalier d'Orsay on Science Explorer

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