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Nonprofit · Pittsburgh · United States

Combustion Institute

In research, Combustion Institute stands highest in Physical Sciences (#9,826 of 12,888 worldwide) and Engineering (#6,081 of 6,636 worldwide), 2022–2025. Relative to its size it is most specialised in Fluid Flow and Transfer Processes, Automotive Engineering and Chemical Engineering — Fluid Flow and Transfer Processes is 163.2× its share of world research.

combustioninstitute.orgROR OpenAlex
World rank, 2022–2025
#19,869
of 28,054 · #16,194 all time
Rank in United States
#2,893
of 4,192
Research works
1.3k
▼ 5% vs 2013–17
Citations
6.7k
5.1 per fractional work
Top-10% rate
3.5%
record average 16.5%
Open access
29%
world 28%

What is Combustion Institute 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 #9,826 of 12,888 3.5%199 #9546
EngineeringField #6,081 of 6,636 3.7%136 #7362

Each strip is that field’s whole ranked pool, with the notch where Combustion Institute 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 Combustion Institute specialise in?

Where its research is concentrated relative to its size: Fluid Flow and Transfer Processes takes 163.2× the share of its output that it takes of world research.

  1. Fluid Flow and Transfer ProcessesSubfield · 26.0 works163×
  2. Automotive EngineeringSubfield · 58.1 works53×
  3. Chemical EngineeringField · 26.5 works37×
← 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: 0.03× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.03× its world share, 0 worksBiochemistry, Geneti…Pharmacology, Toxicology and Pharmaceutics: 0.08× its world share, 0 worksPharmacology, Toxico…Chemical Engineering: 36.86× its world share, 26 worksChemical EngineeringChemistry: 0.63× its world share, 2 worksChemistryComputer Science: 0.07× its world share, 1 worksComputer ScienceEarth and Planetary Sciences: 0.30× its world share, 1 worksEarth and Planetary …Energy: 2.91× its world share, 6 worksEnergyEngineering: 4.39× its world share, 136 worksEngineeringEnvironmental Science: 1.59× its world share, 16 worksEnvironmental ScienceMaterials Science: 1.37× its world share, 10 worksMaterials ScienceMathematics: 0.08× its world share, 0 worksMathematicsPhysics and Astronomy: 0.24× its world share, 1 worksPhysics and AstronomyHealth Professions: 0.06× its world share, 0 worksHealth ProfessionsMedicine: 0.03× its world share, 1 worksMedicineNursing: 0.06× its world share, 0 worksNursingBusiness, Management and Accounting: 0.06× its world share, 0 worksBusiness, Management…Decision Sciences: 0.33× its world share, 1 worksDecision SciencesPsychology: 0.21× its world share, 1 worksPsychologySocial Sciences: 0.07× its world share, 2 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Chemical Engineering, 36.9×. Every wedge is a field page.

Who are the top researchers at Combustion Institute?

Ranked on the composite score, Stefan Hausberger, Christian Kurz and Martin Rexeis lead among researchers whose main affiliation is Combustion Institute.

  1. 1 Stefan Hausberger United States · #555,077 worldwide 95 citations · 51 works
  2. 2 Christian Kurz United States · #1,146,509 worldwide 65 citations · 26 works
  3. 3 Martin Rexeis United States · #1,212,646 worldwide 27 citations · 24 works
  4. 4 Peter-Johann Sturm United States · #1,315,270 worldwide 18 citations · 59 works
  5. 5 Andreas Wimmer United States · #1,344,018 worldwide 19 citations · 47 works
  6. 6 Raimund Almbauer United States · #1,385,070 worldwide 22 citations · 36 works
  7. 7 Ulrich Uhrner United States · #1,458,687 worldwide 8 citations · 20 works
  8. 8 Gerhard Pirker United States · #1,576,274 worldwide 5 citations · 17 works
  9. 9 Roland Kirchberger United States · #1,601,895 worldwide 14 citations · 19 works
All ranked researchers at Combustion Institute

Which keywords describe research at Combustion Institute?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Emissions, Environmental Impact, Renewable Energy, Chemical Kinetics, Combustion, Fuel Consumption, Oxidation Mechanism and Internal Combustion Engines.

▲ 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. Emissions42▲ 102×5 topics
  2. Environmental Impact35▲ 9.9×16 topics
  3. Renewable Energy33▲ 11×10 topics
  4. Chemical Kinetics32▲ 178×2 topics
  5. Combustion27▲ 214×3 topics
  6. Fuel Consumption26▲ 172×2 topics
  7. Oxidation Mechanism26▲ 165×2 topics
  8. Internal Combustion Engines26▲ 278×1 topic
  9. Soot Formation26▲ 278×1 topic
  10. Eco-Driving24▲ 229×1 topic
  11. Vehicle Emissions24▲ 229×1 topic
  12. Energy Efficiency23▲ 12×11 topics
  13. Control Systems18▲ 47×5 topics
  14. Vehicle Diagnostics17▲ 543×2 topics
  15. Sustainable Agriculture16▲ 25×2 topics
  16. Common Rail Injectors16▲ 1998×1 topic
  17. Fuel Emissions16▲ 1998×1 topic
  18. Electric Vehicles12▲ 20×4 topics
  19. Biodiesel12▲ 63×1 topic
  20. Transesterification12▲ 138×1 topic
  21. Heat Transfer10▲ 10×7 topics
  22. Intelligent Transport Systems8▲ 338×3 topics
  23. Combustion Instabilities8▲ 66×2 topics
  24. Nanoparticles8▲ 3.1×8 topics
  25. Large-Eddy Simulation8▲ 20×4 topics
  26. Condition Based Maintenance8▲ 973×1 topic
  27. Vehicle Technical Condition8▲ 973×1 topic
  28. Mechanical Properties7▲ 3.5×11 topics
  29. Premixed Combustion6▲ 81×1 topic
  30. Turbulent Flames6▲ 81×1 topic
  31. Particulate Matter6▲ 21×2 topics
  32. Life Cycle Assessment5▲ 9.3×3 topics
  33. Air Pollution5▲ 19×2 topics
  34. Model Predictive Control5▲ 9.5×2 topics
  35. Smart Grid5▲ 6.5×2 topics
  36. Battery Technology5▲ 8.4×2 topics
  37. Energy Storage Systems5▲ 17×2 topics
  38. Hybrid Vehicles5▲ 64×1 topic
  39. Power Management Strategy5▲ 64×1 topic
  40. Renewable Energy Integration5▲ 6.9×3 topics

Which research topics does Combustion Institute publish most on?

By volume in 2022–2025: Advanced Combustion Engine Technologies, Vehicle emissions and performance, Engine and Fuel Emissions and Biodiesel Production and Applications.

Advanced Combustion Engi…26Advanced Combustion Engine Technologies: 26 fractional worksVehicle emissions and pe…24Vehicle emissions and performance: 24 fractional worksEngine and Fuel Emissions: 16 fractional worksBiodiesel Production and Applications: 12 fractional worksTechnical Engine Diagnostics and Monitoring: 8 fractional worksCombustion and flame dyn…6Combustion and flame dynamics: 6 fractional worksElectric and Hybrid Vehicle Technologies: 5 fractional worksElectric Vehicles and Infrastructure: 4 fractional worksAir Quality and Health Impacts: 4 fractional worksCatalytic Processes in Materials Science: 4 fractional works
Fluid Flow and Transfer ProcessesAutomotive EngineeringBiomedical EngineeringComputational Mechanics3 others

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

  1. 1 Advanced Combustion Engine Technologies Fluid Flow and Transfer Processes 26 works
  2. 2 Vehicle emissions and performance Automotive Engineering 24 works
  3. 3 Engine and Fuel Emissions Automotive Engineering 16 works
  4. 4 Biodiesel Production and Applications Biomedical Engineering 12 works
  5. 5 Technical Engine Diagnostics and Monitoring Automotive Engineering 8 works
  6. 6 Combustion and flame dynamics Computational Mechanics 6 works
  7. 7 Electric and Hybrid Vehicle Technologies Automotive Engineering 5 works
  8. 8 Electric Vehicles and Infrastructure Electrical and Electronic Engineering 4 works
  9. 9 Air Quality and Health Impacts Health, Toxicology and Mutagenesis 4 works
  10. 10 Catalytic Processes in Materials Science Materials Chemistry 4 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 available28.9%not open71.1%

World: 28% of research is openly available.

with international co-authors21.5%domestic only78.5%

World: 19% is written across borders.

How has Combustion Institute's research output changed?

Output in 2018–2022 was 5% 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 Pittsburgh

All research institutions in Pittsburgh

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.