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University · Batticaloa · Sri Lanka

Eastern University, Sri Lanka

In research, Eastern University, Sri Lanka stands highest in Social Sciences (#7,586 of 9,585 worldwide), 2022-now.

esn.ac.lkROR OpenAlex
World rank, 2022-now
#10,853
of 22,385 · #19,800 all time
Rank in Sri Lanka
#21
of 36
Research works
497
▼ 15% vs 2018-21
Citations
2.4k
4.8 per fractional work
Top-10% rate
4.5%
all institutions 10.0%
vs its own fields
0.90×
1.00× is exactly expected
Open access
83%
world 40%
International
27%
world 18%
Eastern University, Sri Lanka

What is Eastern University, Sri Lanka known for in research?

The fields where it stands highest, 2022-now, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
Social SciencesDomain #7,586 of 9,585 3.3%79 #12758

Each strip is that field's whole ranked pool, with the notch where Eastern University, Sri Lanka 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 average mark, because the average differs by field (from about 6% in Dentistry to 21% in Economics).

Which fields of science does Eastern University, Sri Lanka work in?

In 2022-now, 48% of research at Eastern University, Sri Lanka is in Social Sciences, 19% in Physical Sciences. Its largest fields are Social Sciences (19%), Medicine (14%), Agricultural and Biological Sciences (10%). It does 1.9× the world's share of Social Sciences.

Social Sciences: 83 fractional works · 48.1% of its workSocial Sciences: 34 fractional works · 19.4% of its workSociology and Political Science: 9 fractional works · 5.2% of its workEducation: 8 fractional works · 4.6% of its workPolitical Science and International Relations: 8 fractional works · 4.6% of its workDemography: 1 fractional works · 0.8% of its workGender Studies: 1 fractional works · 0.6% of its workCommunication: 1 fractional works · 0.6% of its workSafety Research: 1 fractional works · 0.5% of its workHealth: 1 fractional works · 0.4% of its workGeography, Planning and Development: 1 fractional works · 0.3% of its workLaw: 0 fractional works · 0.3% of its workDevelopment: 0 fractional works · 0.3% of its workLibrary and Information Sciences: 0 fractional works · 0.2% of its workSmaller subfields together: 2 fractional works · 1.0% of its workBusiness, Management and Accounting: 16 fractional works · 9.3% of its workMarketing: 3 fractional works · 2.0% of its workOrganizational Behavior and Human Resource Management: 3 fractional works · 1.9% of its workAccounting: 3 fractional works · 1.8% of its workStrategy and Management: 3 fractional works · 1.7% of its workManagement Information Systems: 3 fractional works · 1.6% of its workSmaller subfields together: 1 fractional works · 0.3% of its workArts and Humanities: 14 fractional works · 8.2% of its workPhilosophy: 4 fractional works · 2.2% of its workReligious studies: 2 fractional works · 1.1% of its workLiterature and Literary Theory: 2 fractional works · 1.1% of its workHistory: 2 fractional works · 1.0% of its workVisual Arts and Performing Arts: 2 fractional works · 0.9% of its workLanguage and Linguistics: 1 fractional works · 0.7% of its workMusic: 1 fractional works · 0.6% of its workArcheology: 1 fractional works · 0.3% of its workMuseology: 0 fractional works · 0.3% of its workEconomics, Econometrics and Finance: 7 fractional works · 4.3% of its workEconomics and Econometrics: 6 fractional works · 3.3% of its workFinance: 1 fractional works · 0.6% of its workGeneral Economics, Econometrics and Finance: 1 fractional works · 0.4% of its workPsychology: 7 fractional works · 3.8% of its workExperimental and Cognitive Psychology: 2 fractional works · 1.2% of its workClinical Psychology: 2 fractional works · 1.1% of its workSocial Psychology: 2 fractional works · 1.0% of its workDevelopmental and Educational Psychology: 1 fractional works · 0.4% of its workDecision Sciences: 5 fractional works · 3.1% of its workManagement Science and Operations Research: 4 fractional works · 2.2% of its workInformation Systems and Management: 2 fractional works · 0.9% of its workPhysical Sciences: 32 fractional works · 18.6% of its workComputer Science: 9 fractional works · 4.9% of its workArtificial Intelligence: 5 fractional works · 2.7% of its workInformation Systems: 1 fractional works · 0.6% of its workComputational Theory and Mathematics: 1 fractional works · 0.4% of its workComputer Science Applications: 1 fractional works · 0.4% of its workComputer Vision and Pattern Recognition: 1 fractional works · 0.4% of its workComputer Networks and Communications: 1 fractional works · 0.3% of its workEnvironmental Science: 8 fractional works · 4.5% of its workGlobal and Planetary Change: 1 fractional works · 0.9% of its workManagement, Monitoring, Policy and Law: 1 fractional works · 0.7% of its workEcology: 1 fractional works · 0.7% of its workWater Science and Technology: 1 fractional works · 0.7% of its workPollution: 1 fractional works · 0.5% of its workIndustrial and Manufacturing Engineering: 1 fractional works · 0.5% of its workEnvironmental Engineering: 1 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.1% of its workEngineering: 7 fractional works · 4.2% of its workBiomedical Engineering: 2 fractional works · 0.9% of its workMedia Technology: 1 fractional works · 0.5% of its workAerospace Engineering: 1 fractional works · 0.5% of its workBuilding and Construction: 1 fractional works · 0.4% of its workElectrical and Electronic Engineering: 1 fractional works · 0.4% of its workControl and Systems Engineering: 1 fractional works · 0.4% of its workMechanics of Materials: 1 fractional works · 0.3% of its workSafety, Risk, Reliability and Quality: 1 fractional works · 0.3% of its workMechanical Engineering: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.2% of its workChemistry: 3 fractional works · 1.7% of its workOrganic Chemistry: 1 fractional works · 0.5% of its workInorganic Chemistry: 1 fractional works · 0.5% of its workSpectroscopy: 1 fractional works · 0.4% of its workAnalytical Chemistry: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workPhysics and Astronomy: 2 fractional works · 1.0% of its workStatistical and Nonlinear Physics: 1 fractional works · 0.8% of its workSmaller subfields together: 0 fractional works · 0.1% of its workMathematics: 2 fractional works · 0.9% of its workModeling and Simulation: 1 fractional works · 0.6% of its workGeometry and Topology: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workMaterials Science: 1 fractional works · 0.6% of its workBiomaterials: 0 fractional works · 0.3% of its workMaterials Chemistry: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workEarth and Planetary Sciences: 1 fractional works · 0.5% of its workEnergy: 1 fractional works · 0.3% of its workRenewable Energy, Sustainability and the Environment: 1 fractional works · 0.3% of its workHealth Sciences: 31 fractional works · 18.1% of its workMedicine: 24 fractional works · 13.7% of its workPublic Health, Environmental and Occupational Health: 3 fractional works · 1.8% of its workComplementary and alternative medicine: 3 fractional works · 1.6% of its workEndocrinology, Diabetes and Metabolism: 2 fractional works · 1.2% of its workEpidemiology: 2 fractional works · 1.1% of its workPhysiology: 1 fractional works · 0.8% of its workPulmonary and Respiratory Medicine: 1 fractional works · 0.8% of its workInfectious Diseases: 1 fractional works · 0.7% of its workSurgery: 1 fractional works · 0.7% of its workPediatrics, Perinatology and Child Health: 1 fractional works · 0.5% of its workHematology: 1 fractional works · 0.5% of its workCardiology and Cardiovascular Medicine: 1 fractional works · 0.4% of its workEmergency Medicine: 1 fractional works · 0.4% of its workOncology: 1 fractional works · 0.3% of its workRehabilitation: 1 fractional works · 0.3% of its workPharmacology: 1 fractional works · 0.3% of its workPsychiatry and Mental health: 0 fractional works · 0.3% of its workNeurology: 0 fractional works · 0.2% of its workGenetics: 0 fractional works · 0.2% of its workBiochemistry: 0 fractional works · 0.2% of its workSmaller subfields together: 2 fractional works · 1.1% of its workHealth Professions: 5 fractional works · 2.6% of its workGeneral Health Professions: 2 fractional works · 1.3% of its workHealth Information Management: 1 fractional works · 0.6% of its workEmergency Medical Services: 1 fractional works · 0.3% of its workSpeech and Hearing: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workNursing: 3 fractional works · 1.5% of its workNutrition and Dietetics: 3 fractional works · 1.5% of its workVeterinary: 0 fractional works · 0.2% of its workDentistry: 0 fractional works · 0.1% of its workLife Sciences: 26 fractional works · 15.2% of its workAgricultural and Biological Sciences: 17 fractional works · 10.0% of its workPlant Science: 7 fractional works · 3.9% of its workFood Science: 4 fractional works · 2.2% of its workSoil Science: 2 fractional works · 1.0% of its workGeneral Agricultural and Biological Sciences: 2 fractional works · 0.9% of its workAquatic Science: 1 fractional works · 0.7% of its workAgronomy and Crop Science: 1 fractional works · 0.6% of its workAnimal Science and Zoology: 1 fractional works · 0.5% of its workSmaller subfields together: 0 fractional works · 0.2% of its workBiochemistry, Genetics and Molecular Biology: 5 fractional works · 2.7% of its workMolecular Biology: 1 fractional works · 0.8% of its workGenetics: 1 fractional works · 0.4% of its workBiochemistry: 1 fractional works · 0.3% of its workMolecular Medicine: 1 fractional works · 0.3% of its workCell Biology: 1 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.6% of its workPharmacology, Toxicology and Pharmaceutics: 3 fractional works · 1.6% of its workPharmacology: 2 fractional works · 1.3% of its workSmaller subfields together: 1 fractional works · 0.3% of its workImmunology and Microbiology: 1 fractional works · 0.6% of its workNeuroscience: 0 fractional works · 0.2% of its workALL ITS WORKEasternUniversity, Sri…173fractional works, 2022-now
Life Sciences15%Physical Sciences19%Health Sciences18%Social Sciences48%

Each ring splits the one inside it: the four domains of science, their fields, their subfields. Size is fractional works in 2022-now. Every slice is a page; the interactive view zooms down to single topics and colours each by how much more of it this institution does than the world.

Its 4 domains and 25 fields, with their numbers
    1. Social Sciences3419.4%
    2. Business, Management and Accounting169.3%
    3. Arts and Humanities148.2%
    4. Economics, Econometrics and Finance74.3%
    5. Psychology73.8%
    6. Decision Sciences53.1%
    1. Computer Science94.9%
    2. Environmental Science84.5%
    3. Engineering74.2%
    4. Chemistry31.7%
    5. Physics and Astronomy21.0%
    6. Mathematics20.9%
    7. Materials Science10.6%
    8. Earth and Planetary Sciences10.5%
    9. Energy10.3%
    1. Medicine2413.7%
    2. Health Professions52.6%
    3. Nursing31.5%
    4. Veterinary00.2%
    5. Dentistry00.1%
    1. Agricultural and Biological Sciences1710.0%
    2. Biochemistry, Genetics and Molecular Biology52.7%
    3. Pharmacology, Toxicology and Pharmaceutics31.6%
    4. Immunology and Microbiology10.6%
    5. Neuroscience00.2%
All of science, and how each field's share has moved since 1950: the Science domain explorer

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: 2.11× its world share, 17 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.50× its world share, 5 worksBiochemistry, Geneti…Immunology and Microbiology: 0.59× its world share, 1 worksImmunology and Micro…Neuroscience: 0.15× its world share, 0 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 4.61× its world share, 3 worksPharmacology, Toxico…Chemistry: 1.10× its world share, 3 worksChemistryComputer Science: 0.63× its world share, 9 worksComputer ScienceEarth and Planetary Sciences: 0.30× its world share, 1 worksEarth and Planetary …Energy: 0.37× its world share, 1 worksEnergyEngineering: 0.28× its world share, 7 worksEngineeringEnvironmental Science: 0.91× its world share, 8 worksEnvironmental ScienceMaterials Science: 0.18× its world share, 1 worksMaterials ScienceMathematics: 0.77× its world share, 2 worksMathematicsPhysics and Astronomy: 0.44× its world share, 2 worksPhysics and AstronomyDentistry: 0.30× its world share, 0 worksDentistryHealth Professions: 0.99× its world share, 4 worksHealth ProfessionsMedicine: 0.71× its world share, 24 worksMedicineNursing: 3.07× its world share, 3 worksNursingVeterinary: 1.42× its world share, 0 worksVeterinaryArts and Humanities: 2.85× its world share, 14 worksArts and HumanitiesBusiness, Management and Accounting: 2.89× its world share, 16 worksBusiness, Management…Decision Sciences: 3.20× its world share, 5 worksDecision SciencesEconomics, Econometrics and Finance: 1.99× its world share, 7 worksEconomics, Econometr…Psychology: 1.24× its world share, 6 worksPsychologySocial Sciences: 1.54× its world share, 34 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Pharmacology, Toxicology and Pharmaceutics, 4.6×. Every wedge is a field page.

All 25 fields, with their numbers
  1. Pharmacology, Toxicology and Pharmaceutics4.61×3 works
  2. Decision Sciences3.20×5 works
  3. Nursing3.07×3 works
  4. Business, Management and Accounting2.89×16 works
  5. Arts and Humanities2.85×14 works
  6. Agricultural and Biological Sciences2.11×17 works
  7. Economics, Econometrics and Finance1.99×7 works
  8. Social Sciences1.54×34 works
  9. Veterinary1.42×0 works
  10. Psychology1.24×6 works
  11. Chemistry1.10×3 works
  12. Health Professions0.99×4 works
  13. Environmental Science0.91×8 works
  14. Mathematics0.77×2 works
  15. Medicine0.71×24 works
  16. Computer Science0.63×9 works
  17. Immunology and Microbiology0.59×1 works
  18. Biochemistry, Genetics and Molecular Biology0.50×5 works
  19. Physics and Astronomy0.44×2 works
  20. Energy0.37×1 works
  21. Earth and Planetary Sciences0.30×1 works
  22. Dentistry0.30×0 works
  23. Engineering0.28×7 works
  24. Materials Science0.18×1 works
  25. Neuroscience0.15×0 works

Who are the top researchers at Eastern University, Sri Lanka?

Ranked on the quality score, Sajeetha Thavareesan, Joy Lorenzo Kennedy and Punithalingam Youhasan lead among researchers whose main affiliation is Eastern University, Sri Lanka.

  1. 1 Sajeetha Thavareesan Sri Lanka · #725,276 worldwide 778 citations · 38 works
  2. 2 Joy Lorenzo Kennedy Sri Lanka · #1,636,617 worldwide 457 citations · 32 works
  3. 3 Punithalingam Youhasan Sri Lanka · #1,714,606 worldwide 216 citations · 18 works
  4. 4 Ratnasingam Sakuntharaj Sri Lanka · #1,792,293 worldwide 255 citations · 18 works
  5. 5 Mohamed Rifky Sri Lanka · #2,819,953 worldwide 411 citations · 54 works
  6. 6 K. A. N. K. Karunarathna Sri Lanka · #3,923,576 worldwide 33 citations · 15 works
  7. 7 N Thevanes Sri Lanka · #3,954,487 worldwide 89 citations · 16 works
  8. 8 Vianny Jeniston Delima Sri Lanka · #4,130,614 worldwide 43 citations · 23 works
  9. 9 Victoria Rosanna Ragel Sri Lanka · #4,304,753 worldwide 67 citations · 24 works
  10. 10 D. Thavakumar Sri Lanka · #4,649,762 worldwide 28 citations · 15 works
All ranked researchers at Eastern University, Sri Lanka

What are the most cited papers from Eastern University, Sri Lanka?

The most cited paper from Eastern University, Sri Lanka is "Green Human Resource Management: Simplified General Reflections" (Henarath H. D. N. P. Opatha, Arul Arulrajah, 2014), with 461 citations. Next come "A portrait of the Higgs boson by the CMS experiment ten years after the discovery" (427) and "The Relationship between Customer Satisfaction and Customer Trust on Customer Loyalty" (366).

Most cited papers
#PaperReleasedCitations
1 Green Human Resource Management: Simplified General Reflections Henarath H. D. N. P. Opatha, Arul Arulrajah · International Business Research Open access 25 Jul 2014 461
2 A portrait of the Higgs boson by the CMS experiment ten years after the discovery A. Tumasyan et al. · Nature Open access2,386 authors 4 Jul 2022 427
3 The Relationship between Customer Satisfaction and Customer Trust on Customer Loyalty Vithya Leninkumar · International Journal of Academic Research in Business and Social Sciences Open access 28 Apr 2017 366
4 Analysis of the trend of pH changes of concrete pore solution during the hydration by various analytical methods Kapilraj Natkunarajah, Masilamani Koneswaran, M. Sithambaresan et al. · Cement and Concrete Research Open access 25 Mar 2022 131
5 Sentiment Lexicon Expansion using Word2vec and fastText for Sentiment Prediction in Tamil texts Sajeetha Thavareesan, Sinnathamby Mahesan Conference paper Jul 2020 113
All 61 most cited papers, with filters and sorting

Which keywords describe research at Eastern University, Sri Lanka?

By fractional works in 2022-now, weighted toward what it does more of than the world: Antioxidant, Consumer Behavior, Globalization, Human Rights, Gender Equality, Conflict, Bioactive Compounds and Customer Satisfaction.

▲ 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-now 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. Globalization9▲ 2.6×23 topics
  2. Epidemiology8◆ 1.11×38 topics
  3. Climate Change7▲ 1.49×22 topics
  4. Human Rights7▲ 4.0×12 topics
  5. Antioxidant7▲ 5.8×16 topics
  6. Consumer Behavior6▲ 5.9×9 topics
  7. Sustainability6▲ 1.36×18 topics
  8. COVID-195▲ 2.0×9 topics
  9. Gender Equality4▲ 9.0×6 topics
  10. Bioactive Compounds4▲ 9.4×7 topics
  11. Conflict4▲ 15×7 topics
  12. Curriculum Development4▲ 3.3×5 topics
  13. Online Learning4▲ 2.7×7 topics
  14. Leadership4▲ 4.2×9 topics
  15. Customer Satisfaction3▲ 6.2×5 topics
  16. Digital Transformation3▲ 3.6×3 topics
  17. Ethnicity3▲ 5.1×3 topics
  18. Food Security3▲ 3.5×4 topics
  19. Philosophy3▲ 4.0×3 topics
  20. Rough Sets3▲ 58×2 topics
  21. Development3▲ 4.6×5 topics
  22. Theology3▲ 18×3 topics
  23. Decision Making3▲ 5.5×1 topic
  24. Feminism3▲ 5.6×3 topics
  25. Islamic Education3▲ 4.8×3 topics
  26. Soft Set Theory3▲ 124×1 topic
  27. India3▲ 21×3 topics
  28. Secularism3▲ 15×2 topics
  29. Anti-inflammatory3▲ 5.3×8 topics
  30. Organizational Performance3▲ 5.8×4 topics
  31. Islamic reform2▲ 34×1 topic
  32. Middle East2▲ 24×1 topic
  33. Christianity2▲ 23×3 topics
  34. Neuroprotective2▲ 8.7×5 topics
  35. Policy2▲ 6.2×3 topics
  36. Consumer Engagement2▲ 11×1 topic
  37. Electronic Word-of-Mouth2▲ 11×1 topic
  38. Employee Engagement2▲ 7.2×4 topics
  39. Religious Education2▲ 8.0×2 topics
  40. Financial Markets2▲ 9.9×2 topics

Which research topics does Eastern University, Sri Lanka publish most on?

By volume in 2022-now: Fuzzy and Soft Set Theory, Islamic Studies and History, Digital Marketing and Social Media and COVID-19 Pandemic Impacts.

Fuzzy and Soft Set Theory3Fuzzy and Soft Set Theory: 3 fractional worksIslamic Studies and Hist…2Islamic Studies and History: 2 fractional worksDigital Marketing and Social Media: 2 fractional worksCOVID-19 Pandemic Impacts: 2 fractional worksAugustinian Studies and Theology: 2 fractional worksEducation and Islamic Studies: 2 fractional worksAsian Geopolitics and Ethnography: 2 fractional worksAgricultural Economics a…2Agricultural Economics and Practices: 2 fractional worksFood Industry and Aquatic Biology: 2 fractional worksPsidium guajava Extracts and Applications: 2 fractional works
Management Science and Operations ResearchPolitical Science and International RelationsSociology and Political ScienceEconomics and Econometrics5 others

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

  1. 1 Fuzzy and Soft Set Theory Management Science and Operations Research 3 works
  2. 2 Islamic Studies and History Political Science and International Relations 2 works
  3. 3 Digital Marketing and Social Media Sociology and Political Science 2 works
  4. 4 COVID-19 Pandemic Impacts Economics and Econometrics 2 works
  5. 5 Augustinian Studies and Theology Philosophy 2 works
  6. 6 Education and Islamic Studies Education 2 works
  7. 7 Asian Geopolitics and Ethnography Political Science and International Relations 2 works
  8. 8 Agricultural Economics and Practices General Agricultural and Biological Sciences 2 works
  9. 9 Food Industry and Aquatic Biology Food Science 2 works
  10. 10 Psidium guajava Extracts and Applications Pharmacology 2 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 available83.3%not open16.7%

World: 40% of research is openly available.

with international co-authors27.2%domestic only72.8%

World: 18% is written across borders.

How has Eastern University, Sri Lanka's research output changed?

Output in 2022-2025 was 15% lower than in 2018-2021.

still counting200020102020
grewheldshrank

The same series as a ribbon: one cell per year, darker for more. The line above answers how much; this answers when.

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is Eastern University, Sri Lanka as a percentage of every work published that year, 0.00069% in 2024.

still counting0.00050%0.0010%0.0015%Eastern University, Sri Lanka0.00070% in 2025200020102020

Fractional works of Eastern University, Sri Lanka over all fractional works that year. How the balance of science has shifted.

How much of it reaches the world top 10%

Year by year, against all institutions in the same year.

still counting5%10%15%all institutions10.0% in 2025Eastern University, Sri Lanka2.7% in 20252020

Of each year's output, the share that reached the world's 10% most cited for its field and year. Peak 8.8% in 2017.

Other research institutions in Batticaloa

All research institutions in Batticaloa

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Eastern University, Sri Lanka on Science Explorer

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