Science Explorer Interactive view Map
Research facility · Tehran · Iran

Niroo Research Institute

In research, Niroo Research Institute stands highest in Physical Sciences (#4,069 of 12,888 worldwide) and Engineering (#3,582 of 6,636 worldwide), 2022–2025. Relative to its size it is most specialised in Energy and Mechanical Engineering — Energy is 10.2× its share of world research.

nri.ac.irROR OpenAlex
World rank, 2022–2025
#7,251
of 28,054 · #11,574 all time
Rank in Iran
#140
of 301
Research works
973
▲ 480% vs 2013–17
Citations
17k
17.4 per fractional work
Top-10% rate
14.2%
record average 16.5%
Open access
23%
world 28%

What is Niroo Research 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 #4,069 of 12,888 13.8%275 #7631
EngineeringField #3,582 of 6,636 10.7%163 #4730

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

Where its research is concentrated relative to its size: Energy takes 10.2× the share of its output that it takes of world research.

  1. EnergyField · 27.6 works10×
  2. Mechanical EngineeringSubfield · 31.9 works5.9×
← 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: 0.15× its world share, 2 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.07× its world share, 1 worksBiochemistry, Geneti…Immunology and Microbiology: 0.03× its world share, 0 worksImmunology and Micro…Neuroscience: 0.09× its world share, 0 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.35× its world share, 0 worksPharmacology, Toxico…Chemical Engineering: 2.63× its world share, 3 worksChemical EngineeringChemistry: 1.82× its world share, 8 worksChemistryComputer Science: 0.33× its world share, 8 worksComputer ScienceEarth and Planetary Sciences: 0.29× its world share, 1 worksEarth and Planetary …Energy: 10.17× its world share, 28 worksEnergyEngineering: 3.67× its world share, 163 worksEngineeringEnvironmental Science: 1.83× its world share, 27 worksEnvironmental ScienceMaterials Science: 3.17× its world share, 33 worksMaterials ScienceMathematics: 0.03× its world share, 0 worksMathematicsPhysics and Astronomy: 0.72× its world share, 5 worksPhysics and AstronomyDentistry: 0.56× its world share, 1 worksDentistryHealth Professions: 0.09× its world share, 1 worksHealth ProfessionsMedicine: 0.09× its world share, 5 worksMedicineNursing: 0.19× its world share, 0 worksNursingBusiness, Management and Accounting: 0.07× its world share, 1 worksBusiness, Management…Decision Sciences: 0.78× its world share, 2 worksDecision SciencesEconomics, Econometrics and Finance: 0.26× its world share, 2 worksEconomics, Econometr…Psychology: 0.09× its world share, 1 worksPsychologySocial Sciences: 0.11× its world share, 4 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Energy, 10.2×. Every wedge is a field page.

Which keywords describe research at Niroo Research Institute?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Renewable Energy, Energy Storage, Smart Grid, Sustainability, Renewable Energy Integration, Nanomaterials, Nanocomposites and Energy Management.

▲ 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. Renewable Energy50▲ 12×31 topics
  2. Sustainability24▲ 3.4×20 topics
  3. Energy Storage19▲ 9.7×10 topics
  4. Smart Grid18▲ 16×7 topics
  5. Environmental Impact14▲ 2.8×18 topics
  6. Nanomaterials14▲ 4.6×12 topics
  7. Nanocomposites13▲ 5.3×15 topics
  8. Renewable Energy Integration12▲ 12×5 topics
  9. Nanoparticles11▲ 3.0×21 topics
  10. Energy Efficiency11▲ 3.8×19 topics
  11. Mechanical Properties11▲ 3.7×14 topics
  12. Energy Management10▲ 21×2 topics
  13. Microstructure10▲ 6.6×11 topics
  14. Power Electronics10▲ 10.0×7 topics
  15. Optimization10▲ 6.9×9 topics
  16. Demand Response9▲ 33×1 topic
  17. Electricity Markets9▲ 33×1 topic
  18. Graphene9▲ 4.3×9 topics
  19. Energy Transition8▲ 18×3 topics
  20. Heat Transfer8▲ 5.2×11 topics
  21. Cyber-Physical Systems7▲ 9.4×3 topics
  22. Wind Power Integration7▲ 39×2 topics
  23. Renewable Resources7▲ 13×4 topics
  24. Lithium-ion Batteries6▲ 5.1×4 topics
  25. Hydrogen6▲ 26×2 topics
  26. Electrolysis6▲ 32×1 topic
  27. Power-to-Gas6▲ 32×1 topic
  28. Privacy6▲ 7.0×2 topics
  29. Carbon Nanotubes6▲ 5.9×7 topics
  30. Hydrogen Production6▲ 7.5×5 topics
  31. Smart Grid Applications6▲ 15×2 topics
  32. Water Splitting6▲ 5.3×4 topics
  33. Decentralized Control6▲ 16×2 topics
  34. Solar Energy6▲ 5.9×5 topics
  35. Thermal Analysis6▲ 15×4 topics
  36. District Heating5▲ 39×1 topic
  37. Energy Systems5▲ 36×1 topic
  38. Materials5▲ 7.0×6 topics
  39. Power System5▲ 18×4 topics
  40. Energy Storage Systems5▲ 11×2 topics

Which research topics does Niroo Research Institute publish most on?

By volume in 2022–2025: Smart Grid Energy Management, Hybrid Renewable Energy Systems, Integrated Energy Systems Optimization and Microgrid Control and Optimization.

Smart Grid Energy Management: 9 fractional worksHybrid Renewable Energy Systems: 6 fractional worksIntegrated Energy System…5Integrated Energy Systems Optimization: 5 fractional worksMicrogrid Control and Op…5Microgrid Control and Optimization: 5 fractional worksSmart Grid Security and Resilience: 4 fractional worksEnergy and Environment Impacts: 4 fractional worksHigh voltage insulation …4High voltage insulation and dielectric phenomena: 4 fractional worksSolar-Powered Water Purification Methods: 4 fractional worksOptimal Power Flow Distribution: 3 fractional worksCarbon Dioxide Capture T…3Carbon Dioxide Capture Technologies: 3 fractional works
Electrical and Electronic EngineeringEnergy Engineering and Power TechnologyControl and Systems EngineeringPollution3 others

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

  1. 1 Smart Grid Energy Management Electrical and Electronic Engineering 9 works
  2. 2 Hybrid Renewable Energy Systems Energy Engineering and Power Technology 6 works
  3. 3 Integrated Energy Systems Optimization Electrical and Electronic Engineering 5 works
  4. 4 Microgrid Control and Optimization Control and Systems Engineering 5 works
  5. 5 Smart Grid Security and Resilience Control and Systems Engineering 4 works
  6. 6 Energy and Environment Impacts Pollution 4 works
  7. 7 High voltage insulation and dielectric phenomena Materials Chemistry 4 works
  8. 8 Solar-Powered Water Purification Methods Renewable Energy, Sustainability and the Environment 4 works
  9. 9 Optimal Power Flow Distribution Electrical and Electronic Engineering 3 works
  10. 10 Carbon Dioxide Capture Technologies Mechanical Engineering 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 available23.0%not open77.0%

World: 28% of research is openly available.

with international co-authors18.1%domestic only81.9%

World: 19% is written across borders.

How has Niroo Research Institute's research output changed?

Output in 2018–2022 was 480% 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 Tehran

All research institutions in Tehran

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.