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Research facility · Rio de Janeiro · Brazil

Nuclear Engineering Institute

In research, Nuclear Engineering Institute stands highest in Physical Sciences (#8,771 of 12,888 worldwide), 2022–2025.

ien.gov.brROR OpenAlex
World rank, 2022–2025
#15,433
of 28,054 · #14,144 all time
Rank in Brazil
#274
of 714
Research works
770
▲ 41% vs 2013–17
Citations
8.4k
10.9 per fractional work
Top-10% rate
11.2%
record average 16.5%
Open access
39%
world 28%

What is Nuclear Engineering 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 #8,771 of 12,888 9.9%77 #8103

Each strip is that field’s whole ranked pool, with the notch where Nuclear Engineering 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: 0.91× its world share, 6 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.86× its world share, 6 worksBiochemistry, Geneti…Immunology and Microbiology: 0.99× its world share, 1 worksImmunology and Micro…Neuroscience: 0.17× its world share, 0 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 2.07× its world share, 1 worksPharmacology, Toxico…Chemical Engineering: 0.69× its world share, 0 worksChemical EngineeringChemistry: 1.26× its world share, 3 worksChemistryComputer Science: 0.46× its world share, 5 worksComputer ScienceEarth and Planetary Sciences: 1.34× its world share, 3 worksEarth and Planetary …Energy: 0.64× its world share, 1 worksEnergyEngineering: 1.59× its world share, 32 worksEngineeringEnvironmental Science: 1.34× its world share, 9 worksEnvironmental ScienceMaterials Science: 3.71× its world share, 17 worksMaterials ScienceMathematics: 0.18× its world share, 0 worksMathematicsPhysics and Astronomy: 2.71× its world share, 8 worksPhysics and AstronomyDentistry: 1.27× its world share, 1 worksDentistryHealth Professions: 1.37× its world share, 5 worksHealth ProfessionsMedicine: 0.87× its world share, 22 worksMedicineNursing: 0.35× its world share, 0 worksNursingArts and Humanities: 0.05× its world share, 0 worksArts and HumanitiesBusiness, Management and Accounting: 0.20× its world share, 1 worksBusiness, Management…Decision Sciences: 2.91× its world share, 4 worksDecision SciencesEconomics, Econometrics and Finance: 0.36× its world share, 1 worksEconomics, Econometr…Psychology: 0.26× its world share, 1 worksPsychologySocial Sciences: 0.36× its world share, 6 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Materials Science, 3.7×. Every wedge is a field page.

Who are the top researchers at Nuclear Engineering Institute?

Ranked on the composite score, Celso Marcelo Franklin Lapa, J.R. Martinelli and Paulo Augusto Berquó de Sampaio lead among researchers whose main affiliation is Nuclear Engineering Institute.

  1. 1 Celso Marcelo Franklin Lapa Brazil · #541,375 worldwide 47 citations · 21 works
  2. 2 J.R. Martinelli Brazil · #780,444 worldwide 49 citations · 18 works
  3. 3 Paulo Augusto Berquó de Sampaio Brazil · #814,403 worldwide 49 citations · 23 works
  4. 4 César Marques Salgado Brazil · #908,864 worldwide 47 citations · 38 works
  5. 5 Antônio Carlos de Abreu Mól Brazil · #955,704 worldwide 22 citations · 29 works
  6. 6 Isaac José Antônio Luquetti dos Santos Brazil · #1,031,295 worldwide 42 citations · 19 works
  7. 7 José Luiz Horácio Faccini Brazil · #1,145,108 worldwide 17 citations · 16 works
  8. 8 Ralph Santos‐Oliveira Brazil · #1,421,265 worldwide 47 citations · 18 works
  9. 9 Luís Eduardo Barreira Brandão Brazil · #1,426,269 worldwide 24 citations · 15 works
  10. 10 Ralph Santos‐Oliveira Brazil · #1,510,188 worldwide 23 citations · 25 works
All ranked researchers at Nuclear Engineering Institute

Which keywords describe research at Nuclear Engineering Institute?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Raman Spectroscopy, Thermal Properties, Oxidation Behavior, Microstructural Characterization, Nuclear Graphite, Data Analysis, Molten Salt and Nuclear Reactor.

▲ 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. Raman Spectroscopy6▲ 23×5 topics
  2. Environmental Impact6▲ 2.4×14 topics
  3. Epidemiology5◆ 1.02×23 topics
  4. Oxidation Behavior5▲ 63×2 topics
  5. Thermal Properties5▲ 32×3 topics
  6. Data Analysis5▲ 14×3 topics
  7. Microstructural Characterization5▲ 175×1 topic
  8. Nuclear Graphite5▲ 175×1 topic
  9. Biomedical Applications5▲ 3.2×17 topics
  10. Machine Learning5◆ 1.12×15 topics
  11. Molten Salt4▲ 101×1 topic
  12. Nuclear Reactor4▲ 101×1 topic
  13. Nanoparticles4▲ 2.3×16 topics
  14. Tomography4▲ 16×2 topics
  15. Neutron Imaging4▲ 78×1 topic
  16. Small-Angle Scattering4▲ 51×1 topic
  17. Toxicity3▲ 6.0×4 topics
  18. Nanomaterials3▲ 2.3×8 topics
  19. Tissue Engineering3▲ 3.4×9 topics
  20. Dosimetry3▲ 29×2 topics
  21. Health Effects3▲ 3.4×7 topics
  22. Targeted Therapy3▲ 9.1×4 topics
  23. PET Imaging3▲ 12×2 topics
  24. Cancer Therapy2▲ 3.3×8 topics
  25. Cancer Treatment2▲ 8.3×5 topics
  26. Drug Delivery2▲ 3.5×8 topics
  27. Finite Element Analysis2▲ 7.9×3 topics
  28. Training2▲ 7.7×2 topics
  29. Ionizing Radiation2▲ 22×3 topics
  30. Nuclear Fuel2▲ 96×1 topic
  31. Radiation Protection2▲ 96×1 topic
  32. Radioimmunotherapy2▲ 56×1 topic
  33. Radiopharmaceuticals2▲ 56×1 topic
  34. Risk Perception2▲ 5.5×2 topics
  35. Radionuclides2▲ 36×2 topics
  36. Green Synthesis2▲ 6.7×3 topics
  37. Workplace Safety2▲ 8.9×2 topics
  38. Leishmaniasis2▲ 61×1 topic
  39. Maintenance2▲ 15×2 topics
  40. Safety Assessment2▲ 30×2 topics

Which research topics does Nuclear Engineering Institute publish most on?

By volume in 2022–2025: Graphite, nuclear technology, radiation studies, Nuclear reactor physics and engineering, Nuclear Physics and Applications and Radiopharmaceutical Chemistry and Applications.

Graphite, nuclear techno…5Graphite, nuclear technology, radiation studies: 5 fractional worksNuclear reactor physics and engineering: 4 fractional worksNuclear Physics and Applications: 4 fractional worksRadiopharmaceutical Chemistry and Applications: 2 fractional worksNuclear and radioactivity studies: 2 fractional worksResearch on Leishmaniasi…2Research on Leishmaniasis Studies: 2 fractional worksRisk and Safety Analysis: 2 fractional worksNuclear Engineering Thermal-Hydraulics: 1 fractional worksNuclear Materials and Properties: 1 fractional worksAugmented Reality Applications: 1 fractional works
Materials ChemistryAerospace EngineeringRadiationRadiology, Nuclear Medicine and Imaging4 others

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

  1. 1 Graphite, nuclear technology, radiation studies Materials Chemistry 5 works
  2. 2 Nuclear reactor physics and engineering Aerospace Engineering 4 works
  3. 3 Nuclear Physics and Applications Radiation 4 works
  4. 4 Radiopharmaceutical Chemistry and Applications Radiology, Nuclear Medicine and Imaging 2 works
  5. 5 Nuclear and radioactivity studies Safety, Risk, Reliability and Quality 2 works
  6. 6 Research on Leishmaniasis Studies Public Health, Environmental and Occupational Health 2 works
  7. 7 Risk and Safety Analysis Statistics, Probability and Uncertainty 2 works
  8. 8 Nuclear Engineering Thermal-Hydraulics Aerospace Engineering 1 works
  9. 9 Nuclear Materials and Properties Materials Chemistry 1 works
  10. 10 Augmented Reality Applications Computer Vision and Pattern Recognition 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 available39.4%not open60.6%

World: 28% of research is openly available.

with international co-authors17.4%domestic only82.6%

World: 19% is written across borders.

How has Nuclear Engineering Institute's research output changed?

Output in 2018–2022 was 41% 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 Rio de Janeiro

All research institutions in Rio de Janeiro

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.