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Research facility · Lorient · France

Institut de Recherche Dupuy de Lôme

In research, Institut de Recherche Dupuy de Lôme stands highest in Engineering (#3,731 of 6,636 worldwide) and Physical Sciences (#8,439 of 12,888 worldwide), 2022–2025. Relative to its size it is most specialised in Mechanics of Materials and Mechanical Engineering — Mechanics of Materials is 16.1× its share of world research.

irdl.frROR OpenAlex
World rank, 2022–2025
#15,900
of 28,054 · #14,268 all time
Rank in France
#685
of 1,422
Research works
838
▲ 207% vs 2013–17
Citations
14k
16.2 per fractional work
Top-10% rate
11.8%
record average 16.5%
Open access
49%
world 28%

What is Institut de Recherche Dupuy de Lôme 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
EngineeringField #3,731 of 6,636 12.4%160 #5131
Physical SciencesDomain #8,439 of 12,888 12.4%240 #8661

Each strip is that field’s whole ranked pool, with the notch where Institut de Recherche Dupuy de Lôme 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).

What does Institut de Recherche Dupuy de Lôme specialise in?

Where its research is concentrated relative to its size: Mechanics of Materials takes 16.1× the share of its output that it takes of world research.

  1. Mechanics of MaterialsSubfield · 31.1 works16×
  2. Mechanical EngineeringSubfield · 34.3 works6.9×
← 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: 0.37× its world share, 5 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.11× its world share, 2 worksBiochemistry, Geneti…Chemical Engineering: 1.35× its world share, 1 worksChemical EngineeringChemistry: 0.36× its world share, 2 worksChemistryComputer Science: 0.32× its world share, 7 worksComputer ScienceEarth and Planetary Sciences: 0.70× its world share, 3 worksEarth and Planetary …Energy: 2.08× its world share, 5 worksEnergyEngineering: 3.94× its world share, 160 worksEngineeringEnvironmental Science: 1.08× its world share, 15 worksEnvironmental ScienceMaterials Science: 4.43× its world share, 42 worksMaterials ScienceMathematics: 0.18× its world share, 1 worksMathematicsPhysics and Astronomy: 0.75× its world share, 4 worksPhysics and AstronomyDentistry: 0.66× its world share, 1 worksDentistryHealth Professions: 0.33× its world share, 2 worksHealth ProfessionsMedicine: 0.08× its world share, 4 worksMedicineNursing: 0.40× its world share, 0 worksNursingArts and Humanities: 0.33× its world share, 2 worksArts and HumanitiesBusiness, Management and Accounting: 0.14× its world share, 1 worksBusiness, Management…Decision Sciences: 0.23× its world share, 1 worksDecision SciencesEconomics, Econometrics and Finance: 0.04× its world share, 0 worksEconomics, Econometr…Psychology: 0.26× its world share, 2 worksPsychologySocial Sciences: 0.31× its world share, 11 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Materials Science, 4.4×. Every wedge is a field page.

Who are the top researchers at Institut de Recherche Dupuy de Lôme?

Ranked on the composite score, Stéphane Bruzaud, Mourad Nachtane and Mostapha Tarfaoui lead among researchers whose main affiliation is Institut de Recherche Dupuy de Lôme.

  1. 1 Stéphane Bruzaud France · #361,843 worldwide 157 citations · 62 works
  2. 2 Mourad Nachtane France · #608,226 worldwide 65 citations · 16 works
  3. 3 Mostapha Tarfaoui France · #649,372 worldwide 152 citations · 58 works
  4. 4 Mikaël Kedzierski France · #1,240,817 worldwide 17 citations · 20 works
  5. 5 X. Pascaud France · #1,284,666 worldwide 18 citations · 16 works
  6. 6 Julien Ville France · #1,304,506 worldwide 5 citations · 30 works
  7. 7 Philippe Mandin France · #1,360,472 worldwide 32 citations · 30 works
  8. 8 Julien Férec France · #1,492,293 worldwide 35 citations · 23 works
  9. 9 Christian Jochum France · #1,598,298 worldwide 2 citations · 18 works
All ranked researchers at Institut de Recherche Dupuy de Lôme

Which keywords describe research at Institut de Recherche Dupuy de Lôme?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Mechanical Properties, Environmental Impact, Additive Manufacturing, Finite Element Analysis, Recycling, Polymer Composites, Ballistic Impact and 3D Printing.

▲ 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. Mechanical Properties32▲ 12×32 topics
  2. Environmental Impact23▲ 4.9×22 topics
  3. Additive Manufacturing15▲ 18×8 topics
  4. Sustainability12▲ 1.88×22 topics
  5. Biomedical Applications12▲ 3.8×22 topics
  6. Finite Element Analysis12▲ 20×6 topics
  7. Nanocomposites12▲ 5.4×17 topics
  8. Recycling12▲ 11×8 topics
  9. Polymer Composites12▲ 16×6 topics
  10. Renewable Energy11▲ 2.8×27 topics
  11. 3D Printing10▲ 16×2 topics
  12. Ballistic Impact10▲ 60×2 topics
  13. Fracture Mechanics9▲ 52×3 topics
  14. Mechanical Behavior9▲ 27×4 topics
  15. Natural Fibers8▲ 48×2 topics
  16. Adhesive Joints8▲ 43×2 topics
  17. Delamination8▲ 57×2 topics
  18. Microstructure8▲ 5.6×11 topics
  19. Cohesive Zone Models8▲ 79×1 topic
  20. Fiber-Reinforced Composites8▲ 79×1 topic
  21. Heat Transfer8▲ 5.6×11 topics
  22. Numerical Simulation7▲ 9.2×10 topics
  23. Power Electronics7▲ 8.2×7 topics
  24. Rheology7▲ 14×5 topics
  25. Vibration Analysis7▲ 10×8 topics
  26. Applications7▲ 9.3×5 topics
  27. Microstructural Evolution7▲ 17×4 topics
  28. Composites7▲ 34×2 topics
  29. Biodegradable Polymers7▲ 15×4 topics
  30. Waste Management7▲ 6.0×4 topics
  31. Composite Materials6▲ 12×8 topics
  32. Ceramics6▲ 15×3 topics
  33. Materials6▲ 9.9×4 topics
  34. Biodegradable6▲ 31×1 topic
  35. Reinforced Polymers6▲ 45×1 topic
  36. Challenges6▲ 19×1 topic
  37. Fused Deposition Modeling6▲ 20×1 topic
  38. Marine Environment6▲ 15×3 topics
  39. Constitutive Modeling6▲ 30×2 topics
  40. Fluid-Structure Interaction5▲ 12×6 topics

Which research topics does Institut de Recherche Dupuy de Lôme publish most on?

By volume in 2022–2025: Mechanical Behavior of Composites, Natural Fiber Reinforced Composites, Additive Manufacturing and 3D Printing Technologies and biodegradable polymer synthesis and properties.

Mechanical Behavior of C…8Mechanical Behavior of Composites: 8 fractional worksNatural Fiber Reinforced…6Natural Fiber Reinforced Composites: 6 fractional worksAdditive Manufacturing a…6Additive Manufacturing and 3D Printing Technologies: 6 fractional worksbiodegradable polymer sy…5biodegradable polymer synthesis and properties: 5 fractional worksMicroplastics and Plastic Pollution: 5 fractional worksInnovations in Concrete and Construction Materials: 4 fractional worksMetal Forming Simulation…4Metal Forming Simulation Techniques: 4 fractional worksFatigue and fracture mec…4Fatigue and fracture mechanics: 4 fractional worksComposite Structure Anal…3Composite Structure Analysis and Optimization: 3 fractional worksMetallurgy and Material …3Metallurgy and Material Forming: 3 fractional works
Mechanics of MaterialsPolymers and PlasticsAutomotive EngineeringBiomaterials3 others

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

  1. 1 Mechanical Behavior of Composites Mechanics of Materials 8 works
  2. 2 Natural Fiber Reinforced Composites Polymers and Plastics 6 works
  3. 3 Additive Manufacturing and 3D Printing Technologies Automotive Engineering 6 works
  4. 4 biodegradable polymer synthesis and properties Biomaterials 5 works
  5. 5 Microplastics and Plastic Pollution Pollution 5 works
  6. 6 Innovations in Concrete and Construction Materials Building and Construction 4 works
  7. 7 Metal Forming Simulation Techniques Mechanical Engineering 4 works
  8. 8 Fatigue and fracture mechanics Mechanics of Materials 4 works
  9. 9 Composite Structure Analysis and Optimization Mechanics of Materials 3 works
  10. 10 Metallurgy and Material Forming Mechanics of Materials 3 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 available48.7%not open51.3%

World: 28% of research is openly available.

with international co-authors31.6%domestic only68.4%

World: 19% is written across borders.

How has Institut de Recherche Dupuy de Lôme's research output changed?

Output in 2018–2022 was 207% 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 Lorient

All research institutions in Lorient

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.