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University · Zittau · Germany

International University Institute

In research, International University Institute stands highest in Physical Sciences (#9,948 of 21,541 worldwide), over all time.

ihi-zittau.de/cms/en/803/NewsROR OpenAlex
World rank, 2022–2025
#20,892
of 28,054 · #16,420 all time
Rank in Germany
#820
of 1,178
Research works
456
▲ 21% vs 2013–17
Citations
8.4k
18.5 per fractional work
Top-10% rate
16.3%
record average 16.5%
Open access
24%
world 28%

What is International University Institute 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 #9,948 of 21,541 19.5%213

Each strip is that field’s whole ranked pool, with the notch where International University 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).

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: 1.72× its world share, 8 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.44× its world share, 8 worksBiochemistry, Geneti…Immunology and Microbiology: 1.29× its world share, 1 worksImmunology and Micro…Neuroscience: 0.27× its world share, 0 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 3.36× its world share, 1 worksPharmacology, Toxico…Chemical Engineering: 0.93× its world share, 0 worksChemical EngineeringChemistry: 2.28× its world share, 4 worksChemistryComputer Science: 0.54× its world share, 4 worksComputer ScienceEarth and Planetary Sciences: 0.46× its world share, 1 worksEarth and Planetary …Energy: 0.47× its world share, 0 worksEnergyEngineering: 1.21× its world share, 19 worksEngineeringEnvironmental Science: 2.31× its world share, 12 worksEnvironmental ScienceMaterials Science: 0.80× its world share, 3 worksMaterials ScienceMathematics: 0.83× its world share, 1 worksMathematicsPhysics and Astronomy: 2.49× its world share, 6 worksPhysics and AstronomyHealth Professions: 0.41× its world share, 1 worksHealth ProfessionsMedicine: 0.28× its world share, 6 worksMedicineNursing: 0.67× its world share, 0 worksNursingVeterinary: 0.81× its world share, 0 worksVeterinaryArts and Humanities: 0.69× its world share, 2 worksArts and HumanitiesBusiness, Management and Accounting: 2.21× its world share, 7 worksBusiness, Management…Decision Sciences: 0.68× its world share, 1 worksDecision SciencesEconomics, Econometrics and Finance: 0.70× its world share, 2 worksEconomics, Econometr…Psychology: 0.36× its world share, 1 worksPsychologySocial Sciences: 1.08× its world share, 14 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Pharmacology, Toxicology and Pharmaceutics, 3.4×. Every wedge is a field page.

Who are the top researchers at International University Institute?

Ranked on the composite score, Martin Hofrichter, Reinhard Wittmann and Thorsten Claus lead among researchers whose main affiliation is International University Institute.

  1. 1 Martin Hofrichter Germany · #221,371 worldwide 252 citations · 32 works
  2. 2 Reinhard Wittmann Germany · #440,543 worldwide 3 citations · 60 works
  3. 3 Thorsten Claus Germany · #651,800 worldwide 61 citations · 17 works
  4. 4 René Ullrich Germany · #1,072,907 worldwide 101 citations · 17 works
  5. 5 Harald Kellner Germany · #1,167,164 worldwide 48 citations · 15 works
All ranked researchers at International University Institute

Which keywords describe research at International University Institute?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Sustainability, Fluid Dynamics, Engineering, Materials Science, Renewable Energy, Neoliberalism, Biodiversity Conservation and Global Capitalism.

▲ 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. Sustainability9▲ 3.8×19 topics
  2. Climate Change6▲ 2.2×39 topics
  3. Renewable Energy6▲ 4.1×9 topics
  4. Fluid Dynamics6▲ 39×2 topics
  5. Engineering5▲ 110×1 topic
  6. Materials Science5▲ 124×1 topic
  7. Biodiversity Conservation4▲ 9.7×6 topics
  8. Neoliberalism4▲ 10×4 topics
  9. Global Capitalism3▲ 57×1 topic
  10. Imperialism3▲ 41×1 topic
  11. Complex Networks3▲ 48×2 topics
  12. Synchronization3▲ 23×2 topics
  13. Biodiversity3▲ 3.4×12 topics
  14. Chimera States2▲ 94×1 topic
  15. Ecosystem Functioning2▲ 13×4 topics
  16. Governance2▲ 7.4×4 topics
  17. Reaction-Diffusion Model2▲ 94×1 topic
  18. Synthetic Biology2▲ 38×2 topics
  19. Toxicity2▲ 5.4×5 topics
  20. Crisis Management2▲ 54×2 topics
  21. Leadership2▲ 4.7×3 topics
  22. Radio Astronomy2▲ 102×1 topic
  23. Transits of Venus2▲ 239×1 topic
  24. Digitalization2▲ 10×2 topics
  25. Environmental Management2▲ 4.9×3 topics
  26. Gene Regulatory Networks2▲ 103×1 topic
  27. Invasive Species2▲ 4.5×13 topics
  28. Participation2▲ 20×1 topic
  29. Policy Change2▲ 144×1 topic
  30. Stochastic Gene Expression2▲ 103×1 topic
  31. Business Ethics2▲ 23×3 topics
  32. Phylogenetic Analysis2▲ 6.2×7 topics
  33. Community Structure2▲ 21×2 topics
  34. Bioremediation2▲ 13×3 topics
  35. Circular Economy2▲ 6.2×4 topics
  36. Corporate Social Responsibility2▲ 11×3 topics
  37. DNA Barcoding2▲ 10×4 topics
  38. Environmental Policy2▲ 8.2×3 topics
  39. Ethical Consumption2▲ 16×2 topics
  40. Secondary Metabolites2▲ 21×3 topics

Which research topics does International University Institute publish most on?

By volume in 2022–2025: Physics and Engineering Research Articles, Economic and Social Issues, Nonlinear Dynamics and Pattern Formation and History and Developments in Astronomy.

Physics and Engineering …5Physics and Engineering Research Articles: 5 fractional worksEconomic and Social Issues: 3 fractional worksNonlinear Dynamics and P…2Nonlinear Dynamics and Pattern Formation: 2 fractional worksHistory and Developments…2History and Developments in Astronomy: 2 fractional worksPublic Administration and Political Analysis: 2 fractional worksGene Regulatory Network Analysis: 2 fractional worksMycorrhizal Fungi and Pl…2Mycorrhizal Fungi and Plant Interactions: 2 fractional worksSemiconductor Lasers and Optical Devices: 2 fractional worksAdvanced Manufacturing and Logistics Optimization: 1 fractional worksScheduling and Optimization Algorithms: 1 fractional works
Computational MechanicsSociology and Political ScienceComputer Networks and CommunicationsAstronomy and Astrophysics5 others

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

  1. 1 Physics and Engineering Research Articles Computational Mechanics 5 works
  2. 2 Economic and Social Issues Sociology and Political Science 3 works
  3. 3 Nonlinear Dynamics and Pattern Formation Computer Networks and Communications 2 works
  4. 4 History and Developments in Astronomy Astronomy and Astrophysics 2 works
  5. 5 Public Administration and Political Analysis Political Science and International Relations 2 works
  6. 6 Gene Regulatory Network Analysis Molecular Biology 2 works
  7. 7 Mycorrhizal Fungi and Plant Interactions Plant Science 2 works
  8. 8 Semiconductor Lasers and Optical Devices Electrical and Electronic Engineering 2 works
  9. 9 Advanced Manufacturing and Logistics Optimization Industrial and Manufacturing Engineering 1 works
  10. 10 Scheduling and Optimization Algorithms Industrial and Manufacturing Engineering 1 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 available23.7%not open76.3%

World: 28% of research is openly available.

with international co-authors19.2%domestic only80.8%

World: 19% is written across borders.

How has International University Institute's research output changed?

Output in 2018–2022 was 21% 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.

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.