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University · Jaffna · Sri Lanka

University of Jaffna

In research, University of Jaffna stands highest in Agricultural and Biological Sciences (#1,195 of 3,409 worldwide), Social Sciences (#4,281 of 10,521 worldwide) and Physical Sciences (#5,412 of 12,888 worldwide), 2022–2025. Relative to its size it is most specialised in Environmental Engineering and Civil and Structural Engineering — Environmental Engineering is 5.6× its share of world research.

jfn.ac.lkROR OpenAlex
World rank, 2022–2025
#6,315
of 28,054 · #9,688 all time
Rank in Sri Lanka
#8
of 37
Research works
2.5k
▲ 127% vs 2013–17
Citations
26k
10.2 per fractional work
Top-10% rate
15.8%
record average 16.5%
Open access
65%
world 28%

What is University of Jaffna 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
Agricultural and Biological SciencesField #1,195 of 3,409 14.0%77 #2921
Social SciencesDomain #4,281 of 10,521 13.2%174 #3934
Physical SciencesDomain #5,412 of 12,888 22.3%323 #8142
EngineeringField #3,172 of 6,636 28.6%124 #5863
Life SciencesDomain #5,356 of 7,800 11.8%110 #9937
Environmental ScienceField #2,608 of 3,551 16.1%82 #4813
Health SciencesDomain #9,800 of 11,982 7.2%139 #12517
MedicineField #8,950 of 10,443 6.9%121 #12639

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

Which of those standings moved

The same fields on both windows: where it stood over the whole record, and where it stands in 2022–2025. The distance is the story, and it is the one thing the two rank columns above cannot show.

  1. Agricultural and Biological Sciences#2,921 #1,195
  2. Social Sciences#3,934 #4,281
  3. Physical Sciences#8,142 #5,412
  4. Engineering#5,863 #3,172
  5. Life Sciences#9,937 #5,356
  6. Environmental Science#4,813 #2,608
  7. Health Sciences#12,517 #9,800
  8. Medicine#12,639 #8,950
all time2022–2025, better2022–2025, worse

A dot further right is a better standing. Fields it was not ranked in over the whole record are left out.

What does University of Jaffna specialise in?

Where its research is concentrated relative to its size: Environmental Engineering takes 5.6× the share of its output that it takes of world research.

  1. Environmental EngineeringSubfield · 22.5 works5.6×
  2. Civil and Structural EngineeringSubfield · 45.9 works5.2×
← 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: 2.18× its world share, 77 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.59× its world share, 23 worksBiochemistry, Geneti…Immunology and Microbiology: 0.42× its world share, 3 worksImmunology and Micro…Neuroscience: 0.25× its world share, 3 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 1.12× its world share, 3 worksPharmacology, Toxico…Chemical Engineering: 0.29× its world share, 1 worksChemical EngineeringChemistry: 0.80× its world share, 9 worksChemistryComputer Science: 0.73× its world share, 42 worksComputer ScienceEarth and Planetary Sciences: 0.86× its world share, 10 worksEarth and Planetary …Energy: 1.16× its world share, 8 worksEnergyEngineering: 1.11× its world share, 124 worksEngineeringEnvironmental Science: 2.21× its world share, 82 worksEnvironmental ScienceMaterials Science: 0.79× its world share, 21 worksMaterials ScienceMathematics: 1.65× its world share, 14 worksMathematicsPhysics and Astronomy: 0.71× its world share, 12 worksPhysics and AstronomyDentistry: 0.14× its world share, 0 worksDentistryHealth Professions: 0.67× its world share, 13 worksHealth ProfessionsMedicine: 0.84× its world share, 121 worksMedicineNursing: 1.20× its world share, 4 worksNursingVeterinary: 0.27× its world share, 0 worksVeterinaryArts and Humanities: 1.12× its world share, 24 worksArts and HumanitiesBusiness, Management and Accounting: 2.25× its world share, 54 worksBusiness, Management…Decision Sciences: 1.68× its world share, 12 worksDecision SciencesEconomics, Econometrics and Finance: 1.28× its world share, 20 worksEconomics, Econometr…Psychology: 0.68× its world share, 16 worksPsychologySocial Sciences: 0.51× its world share, 48 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Business, Management and Accounting, 2.2×. Every wedge is a field page.

Who are the top researchers at University of Jaffna?

Ranked on the composite score, B. Nimalathasan, Vasanthy Arasaratnam and Sivapalan Achchuthan lead among researchers whose main affiliation is University of Jaffna.

  1. 1 B. Nimalathasan Sri Lanka · #637,885 worldwide 50 citations · 26 works
  2. 2 Vasanthy Arasaratnam Sri Lanka · #876,170 worldwide 53 citations · 17 works
  3. 3 Sivapalan Achchuthan Sri Lanka · #963,932 worldwide 69 citations · 17 works
  4. 4 Navaratnarajah Sathiparan Sri Lanka · #1,046,461 worldwide 72 citations · 26 works
  5. 5 Ranjan Ramasamy Sri Lanka · #1,057,221 worldwide 46 citations · 32 works
  6. 6 Ranganathan Kapilan Sri Lanka · #1,251,266 worldwide 21 citations · 16 works
  7. 7 Sinnathamby N. Surendran Sri Lanka · #1,394,726 worldwide 21 citations · 18 works
  8. 8 Hiroyuki Shioiri Sri Lanka · #1,401,757 worldwide 0 citations · 94 works
  9. 9 T. Velnampy Sri Lanka · #1,496,428 worldwide 22 citations · 16 works
All ranked researchers at University of Jaffna

Which keywords describe research at University of Jaffna?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Water Quality, Environmental Impact, Deep Learning, Climate Change Impact, Sustainable Drainage Systems, Urban Stormwater Management, Geopolymer and Convolutional Neural Networks.

▲ 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. Environmental Impact39▲ 3.1×33 topics
  2. Deep Learning38▲ 1.50×51 topics
  3. Epidemiology31◆ 1.04×65 topics
  4. Climate Change30▲ 1.50×51 topics
  5. Water Quality27▲ 9.1×9 topics
  6. Sustainability24▲ 1.35×37 topics
  7. Machine Learning23◆ 0.95×43 topics
  8. Convolutional Neural Networks19▲ 3.5×12 topics
  9. Mechanical Properties18▲ 2.4×15 topics
  10. Climate Change Impact16▲ 9.5×6 topics
  11. Image Processing15▲ 4.5×7 topics
  12. Antioxidant14▲ 2.8×27 topics
  13. Sustainable Drainage Systems14▲ 106×1 topic
  14. Urban Stormwater Management14▲ 106×1 topic
  15. Corporate Governance14▲ 2.5×11 topics
  16. Environmental Monitoring14▲ 4.8×7 topics
  17. Geopolymer13▲ 12×2 topics
  18. Recycled Materials12▲ 15×2 topics
  19. Artificial Neural Networks12▲ 3.5×5 topics
  20. Antioxidant Activity12▲ 2.6×20 topics
  21. Defect Detection11▲ 11×2 topics
  22. Carbon Emissions11▲ 13×2 topics
  23. Fly Ash10▲ 13×2 topics
  24. Medicinal Plants10▲ 3.5×12 topics
  25. Crack Detection10▲ 20×1 topic
  26. Pavement10▲ 20×1 topic
  27. Sustainable Concrete10▲ 9.2×2 topics
  28. Alkali-Activated Materials10▲ 16×1 topic
  29. Cementitious Materials10▲ 16×1 topic
  30. Fiber Reinforced Concrete10▲ 17×1 topic
  31. Ultra-High Performance Concrete10▲ 17×1 topic
  32. Financial Constraints8▲ 10×2 topics
  33. Neuroprotective8▲ 7.1×6 topics
  34. Durability Performance7▲ 10×2 topics
  35. Freshwater Salinization7▲ 38×1 topic
  36. Road Salt7▲ 38×1 topic
  37. Concrete Properties7▲ 22×2 topics
  38. Waste Reduction7▲ 13×2 topics
  39. Construction Waste Management7▲ 27×1 topic
  40. Recycled Aggregate7▲ 27×1 topic

Which research topics does University of Jaffna publish most on?

By volume in 2022–2025: Urban Stormwater Management Solutions, Infrastructure Maintenance and Monitoring, Innovative concrete reinforcement materials and Concrete and Cement Materials Research.

Urban Stormwater Management Solutions: 14 fractional worksInfrastructure Maintenance and Monitoring: 10 fractional worksInnovative concrete rein…10Innovative concrete reinforcement materials: 10 fractional worksConcrete and Cement Mate…10Concrete and Cement Materials Research: 10 fractional worksSmart Materials for Construction: 7 fractional worksRecycled Aggregate Concrete Performance: 7 fractional worksPhytochemicals and Medic…6Phytochemicals and Medicinal Plants: 6 fractional worksJob Satisfaction and Organizational Behavior: 5 fractional worksNonlinear Waves and Solitons: 4 fractional worksCorporate Finance and Governance: 4 fractional works
Environmental EngineeringCivil and Structural EngineeringPollutionBuilding and Construction4 others

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

  1. 1 Urban Stormwater Management Solutions Environmental Engineering 14 works
  2. 2 Infrastructure Maintenance and Monitoring Civil and Structural Engineering 10 works
  3. 3 Innovative concrete reinforcement materials Civil and Structural Engineering 10 works
  4. 4 Concrete and Cement Materials Research Civil and Structural Engineering 10 works
  5. 5 Smart Materials for Construction Pollution 7 works
  6. 6 Recycled Aggregate Concrete Performance Building and Construction 7 works
  7. 7 Phytochemicals and Medicinal Plants Complementary and alternative medicine 6 works
  8. 8 Job Satisfaction and Organizational Behavior Organizational Behavior and Human Resource Management 5 works
  9. 9 Nonlinear Waves and Solitons Statistical and Nonlinear Physics 4 works
  10. 10 Corporate Finance and Governance Accounting 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 available64.7%not open35.3%

World: 28% of research is openly available.

with international co-authors15.9%domestic only84.1%

World: 19% is written across borders.

How has University of Jaffna's research output changed?

Output in 2018–2022 was 127% 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 Jaffna

All research institutions in Jaffna

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.