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University · Orsay · France

Université Paris-Sud

In research, Université Paris-Sud stands highest in Physical Sciences (#4,634 of 12,888 worldwide), Medicine (#6,282 of 10,443 worldwide) and Health Sciences (#7,672 of 11,982 worldwide), 2022–2025. Relative to its size it is most specialised in Mathematics — Mathematics is 5.4× its share of world research.

u-psud.fr/en/index.htmlROR OpenAlex
World rank, 2022–2025
#6,347
of 28,054 · #271 all time
Rank in France
#157
of 1,422
Research works
27k
▼ 53% vs 2013–17
Citations
923k
34.0 per fractional work
Top-10% rate
12.6%
record average 16.5%
Open access
32%
world 28%

What is Université Paris-Sud 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 #4,634 of 12,888 12.5%146 #214
MedicineField #6,282 of 10,443 18.5%66 #729
Health SciencesDomain #7,672 of 11,982 17.1%74 #940
Social SciencesDomain #10,038 of 10,521 5.6%76 #3135

Each strip is that field’s whole ranked pool, with the notch where Université Paris-Sud 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#214 #4,634
  2. Medicine#729 #6,282
  3. Health Sciences#940 #7,672
  4. Social Sciences#3,135 #10,038
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 Université Paris-Sud specialise in?

Where its research is concentrated relative to its size: Mathematics takes 5.4× the share of its output that it takes of world research.

  1. MathematicsField · 21.9 works5.4×
← 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: 0.73× its world share, 12 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.55× its world share, 28 worksBiochemistry, Geneti…Immunology and Microbiology: 1.46× its world share, 5 worksImmunology and Micro…Neuroscience: 0.66× its world share, 4 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.77× its world share, 1 worksPharmacology, Toxico…Chemical Engineering: 0.32× its world share, 0 worksChemical EngineeringChemistry: 2.27× its world share, 12 worksChemistryComputer Science: 0.70× its world share, 19 worksComputer ScienceEarth and Planetary Sciences: 0.84× its world share, 5 worksEarth and Planetary …Energy: 0.53× its world share, 2 worksEnergyEngineering: 0.53× its world share, 28 worksEngineeringEnvironmental Science: 0.56× its world share, 10 worksEnvironmental ScienceMaterials Science: 1.17× its world share, 14 worksMaterials ScienceMathematics: 5.37× its world share, 22 worksMathematicsPhysics and Astronomy: 4.56× its world share, 35 worksPhysics and AstronomyDentistry: 0.02× its world share, 0 worksDentistryHealth Professions: 0.74× its world share, 7 worksHealth ProfessionsMedicine: 0.99× its world share, 66 worksMedicineNursing: 0.68× its world share, 1 worksNursingVeterinary: 0.08× its world share, 0 worksVeterinaryArts and Humanities: 0.46× its world share, 5 worksArts and HumanitiesBusiness, Management and Accounting: 0.86× its world share, 10 worksBusiness, Management…Decision Sciences: 0.62× its world share, 2 worksDecision SciencesEconomics, Econometrics and Finance: 0.50× its world share, 4 worksEconomics, Econometr…Psychology: 0.66× its world share, 7 worksPsychologySocial Sciences: 1.11× its world share, 49 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Mathematics, 5.4×. Every wedge is a field page.

Who are the top researchers at Université Paris-Sud?

Ranked on the composite score, I. Božović-Jelisavc̆ić, Gérald Simonneau and J. Kroseberg lead among researchers whose main affiliation is Université Paris-Sud.

  1. 1 I. Božović-Jelisavc̆ić France · #606 worldwide 4.3k citations · 129 works
  2. 2 Gérald Simonneau France · #754 worldwide 1.6k citations · 133 works
  3. 3 J. Kroseberg France · #1,110 worldwide 4.1k citations · 101 works
  4. 4 N. B. Sinev France · #1,237 worldwide 3.4k citations · 91 works
  5. 5 M. Nagel France · #2,215 worldwide 6.3k citations · 306 works
  6. 6 A. Fert France · #4,537 worldwide 2.4k citations · 123 works
  7. 7 Z. Hajduk France · #5,170 worldwide 1.9k citations · 116 works
  8. 8 B. A. Petersen France · #5,275 worldwide 1.8k citations · 68 works
  9. 9 F. Couchot France · #6,643 worldwide 1.7k citations · 68 works
  10. 10 A. Nikiforov France · #8,717 worldwide 1.8k citations · 78 works
All ranked researchers at Université Paris-Sud

Which keywords describe research at Université Paris-Sud?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Gender Studies, Open Access, Digital Communication, Information Studies, Professional Practices, Public Action, Local Development and Territorial Governance.

▲ 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. Epidemiology13◆ 0.94×90 topics
  2. Inflammation9▲ 1.20×61 topics
  3. Social Media8▲ 1.59×9 topics
  4. Cultural Heritage7▲ 3.5×7 topics
  5. Gender Studies6▲ 12×3 topics
  6. Human Rights6▲ 1.80×17 topics
  7. Treatment6▲ 1.52×35 topics
  8. Digital Communication6▲ 24×1 topic
  9. Information Studies6▲ 81×1 topic
  10. Open Access6▲ 17×2 topics
  11. Community Engagement6▲ 4.9×4 topics
  12. Professional Practices5▲ 38×1 topic
  13. Public Action5▲ 38×1 topic
  14. Local Development5▲ 13×2 topics
  15. Territorial Governance5▲ 12×2 topics
  16. Social Justice4▲ 2.1×6 topics
  17. Biosensors4▲ 2.3×9 topics
  18. Cohomology4▲ 25×2 topics
  19. Intellectual Property4▲ 9.0×3 topics
  20. Citizenship3▲ 8.1×5 topics
  21. Copyright3▲ 36×2 topics
  22. Entanglement3▲ 6.1×4 topics
  23. Legal Harmonization3▲ 43×2 topics
  24. Social Innovation3▲ 5.3×1 topic
  25. Solidarity Economy3▲ 13×1 topic
  26. Digital Piracy3▲ 137×1 topic
  27. Software Piracy3▲ 137×1 topic
  28. International Trade3▲ 5.3×4 topics
  29. Symplectic Geometry3▲ 22×2 topics
  30. Intellectual Property Rights3▲ 9.7×2 topics
  31. Legal Transplants2▲ 28×2 topics
  32. Copyright Law2▲ 36×3 topics
  33. K-Theory2▲ 28×2 topics
  34. L-Functions2▲ 24×2 topics
  35. Modular Forms2▲ 18×3 topics
  36. Representation Theory2▲ 22×2 topics
  37. Consumer Rights2▲ 30×2 topics
  38. Fair Use2▲ 44×2 topics
  39. Quantum Groups2▲ 19×2 topics
  40. Environmental Participation2▲ 8.0×1 topic

Which research topics does Université Paris-Sud publish most on?

By volume in 2022–2025: Cultural Insights and Digital Impacts, Education, sociology, and vocational training, Social Sciences and Governance and Copyright and Intellectual Property.

Cultural Insights and Di…6Cultural Insights and Digital Impacts: 6 fractional worksEducation, sociology, and vocational training: 5 fractional worksSocial Sciences and Governance: 3 fractional worksCopyright and Intellectual Property: 3 fractional worksFrench Urban and Social Studies: 2 fractional worksSpace exploration and regulation: 2 fractional worksDiffusion and Search Dyn…2Diffusion and Search Dynamics: 2 fractional worksAdvanced Algebra and Geometry: 2 fractional worksIntellectual Property Law: 2 fractional worksPlanetary Science and Exploration: 2 fractional works
Computer Networks and CommunicationsSociology and Political ScienceUrban StudiesMarketing4 others

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

  1. 1 Cultural Insights and Digital Impacts Computer Networks and Communications 6 works
  2. 2 Education, sociology, and vocational training Sociology and Political Science 5 works
  3. 3 Social Sciences and Governance Urban Studies 3 works
  4. 4 Copyright and Intellectual Property Marketing 3 works
  5. 5 French Urban and Social Studies Sociology and Political Science 2 works
  6. 6 Space exploration and regulation Astronomy and Astrophysics 2 works
  7. 7 Diffusion and Search Dynamics Molecular Biology 2 works
  8. 8 Advanced Algebra and Geometry Mathematical Physics 2 works
  9. 9 Intellectual Property Law Law 2 works
  10. 10 Planetary Science and Exploration Astronomy and Astrophysics 2 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 available31.6%not open68.4%

World: 28% of research is openly available.

with international co-authors29.4%domestic only70.6%

World: 19% is written across borders.

How has Université Paris-Sud's research output changed?

Output in 2018–2022 was 53% lower 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 Orsay

All research institutions in Orsay

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.