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University · Piraeus · Greece

Hellenic Naval Academy

In research, Hellenic Naval Academy stands highest in Physical Sciences (#12,331 of 21,541 worldwide) and Engineering (#8,659 of 11,412 worldwide), over all time.

hna.grROR OpenAlex
World rank, 2022–2025
#22,759
of 28,054 · #21,064 all time
Rank in Greece
#104
of 124
Research works
542
▲ 32% vs 2013–17
Citations
5.1k
9.3 per fractional work
Top-10% rate
16.5%
record average 16.5%
Open access
31%
world 28%

What is Hellenic Naval Academy 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 #12,331 of 21,541 11.9%451
EngineeringField #8,659 of 11,412 13.8%188

Each strip is that field’s whole ranked pool, with the notch where Hellenic Naval Academy 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: 0.06× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.46× its world share, 2 worksBiochemistry, Geneti…Immunology and Microbiology: 0.10× its world share, 0 worksImmunology and Micro…Chemical Engineering: 5.30× its world share, 1 worksChemical EngineeringChemistry: 0.77× its world share, 1 worksChemistryComputer Science: 1.47× its world share, 7 worksComputer ScienceEarth and Planetary Sciences: 1.90× its world share, 2 worksEarth and Planetary …Engineering: 1.60× its world share, 16 worksEngineeringEnvironmental Science: 0.96× its world share, 3 worksEnvironmental ScienceMaterials Science: 0.27× its world share, 1 worksMaterials ScienceMathematics: 11.42× its world share, 9 worksMathematicsPhysics and Astronomy: 2.11× its world share, 3 worksPhysics and AstronomyHealth Professions: 0.82× its world share, 1 worksHealth ProfessionsMedicine: 0.47× its world share, 6 worksMedicineNursing: 0.35× its world share, 0 worksNursingArts and Humanities: 1.39× its world share, 3 worksArts and HumanitiesBusiness, Management and Accounting: 0.86× its world share, 2 worksBusiness, Management…Decision Sciences: 2.56× its world share, 2 worksDecision SciencesEconomics, Econometrics and Finance: 1.79× its world share, 2 worksEconomics, Econometr…Psychology: 0.47× its world share, 1 worksPsychologySocial Sciences: 0.46× its world share, 4 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Mathematics, 11.4×. Every wedge is a field page.

Who are the top researchers at Hellenic Naval Academy?

Ranked on the composite score, N.E. Mastorakis, P.K. Palamides and George Galanis lead among researchers whose main affiliation is Hellenic Naval Academy.

  1. 1 N.E. Mastorakis Greece · #892,926 worldwide 32 citations · 20 works
  2. 2 P.K. Palamides Greece · #950,545 worldwide 49 citations · 17 works
  3. 3 George Galanis Greece · #1,140,244 worldwide 58 citations · 40 works
  4. 4 Costas J. Papachristou Greece · #1,151,765 worldwide 4 citations · 18 works
All ranked researchers at Hellenic Naval Academy

Which keywords describe research at Hellenic Naval Academy?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Emissions, High-Intensity Interval Training, Machine Learning, Resistance Training, Artificial Neural Networks, Differential Equations, Forecasting and Numerical Integration.

▲ 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. Machine Learning4▲ 2.0×17 topics
  2. Deep Learning4▲ 1.58×12 topics
  3. Emissions3▲ 20×3 topics
  4. High-Intensity Interval Training3▲ 37×2 topics
  5. Artificial Neural Networks2▲ 7.1×4 topics
  6. Resistance Training2▲ 36×2 topics
  7. Differential Equations2▲ 137×1 topic
  8. Forecasting2▲ 16×4 topics
  9. Numerical Integration2▲ 109×1 topic
  10. Neural Networks2▲ 1.90×4 topics
  11. Time Series Analysis2▲ 16×2 topics
  12. Performance Analysis2▲ 12×1 topic
  13. Training Load2▲ 41×1 topic
  14. Maritime Transportation2▲ 48×2 topics
  15. Collision Avoidance2▲ 13×4 topics
  16. Generalized Functions2▲ 400×1 topic
  17. Geometric Algebra2▲ 186×1 topic
  18. Infinite and Infinitesimal Numbers2▲ 400×1 topic
  19. Quaternionic Analysis2▲ 186×1 topic
  20. Chemical Kinetics1▲ 22×2 topics
  21. Fuel Consumption1▲ 27×2 topics
  22. Path Planning1▲ 16×2 topics
  23. Probabilistic Forecasting1▲ 10×2 topics
  24. Combustion1▲ 30×1 topic
  25. Environmental Sustainability1▲ 12×3 topics
  26. Evolutionary Algorithms1▲ 17×3 topics
  27. Nonlinear Equations1▲ 14×2 topics
  28. Soot Formation1▲ 41×1 topic
  29. Water Resources1▲ 7.8×3 topics
  30. Cost-effectiveness Analysis1▲ 21×1 topic
  31. Health Utility Measures1▲ 21×1 topic
  32. Human Factors1▲ 22×1 topic
  33. Unmanned Surface Vehicles1▲ 56×1 topic
  34. Banach Spaces1▲ 55×2 topics
  35. Byzantium1▲ 80×1 topic
  36. Eastern Mediterranean1▲ 80×1 topic
  37. Ecomusicology1▲ 66×1 topic
  38. Ethnomusicology1▲ 39×1 topic
  39. Singular Spectrum Analysis1▲ 215×1 topic
  40. Total Least Squares1▲ 215×1 topic

Which research topics does Hellenic Naval Academy publish most on?

By volume in 2022–2025: Numerical methods for differential equations, Sports Performance and Training, Algebraic and Geometric Analysis and Mathematical and Theoretical Analysis.

Numerical methods for di…2Numerical methods for differential equations: 2 fractional worksSports Performance and T…2Sports Performance and Training: 2 fractional worksAlgebraic and Geometric …2Algebraic and Geometric Analysis: 2 fractional worksMathematical and Theoret…2Mathematical and Theoretical Analysis: 2 fractional worksAdvanced Combustion Engine Technologies: 1 fractional worksHealth Systems, Economic Evaluations, Quality of Life: 1 fractional worksMaritime Navigation and …1Maritime Navigation and Safety: 1 fractional worksStatistical and numerical algorithms: 1 fractional worksByzantine Studies and History: 1 fractional worksDiverse Musicological St…1Diverse Musicological Studies: 1 fractional works
Numerical AnalysisOrthopedics and Sports MedicineApplied MathematicsMathematical Physics5 others

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

  1. 1 Numerical methods for differential equations Numerical Analysis 2 works
  2. 2 Sports Performance and Training Orthopedics and Sports Medicine 2 works
  3. 3 Algebraic and Geometric Analysis Applied Mathematics 2 works
  4. 4 Mathematical and Theoretical Analysis Mathematical Physics 2 works
  5. 5 Advanced Combustion Engine Technologies Fluid Flow and Transfer Processes 1 works
  6. 6 Health Systems, Economic Evaluations, Quality of Life Economics and Econometrics 1 works
  7. 7 Maritime Navigation and Safety Ocean Engineering 1 works
  8. 8 Statistical and numerical algorithms Applied Mathematics 1 works
  9. 9 Byzantine Studies and History Classics 1 works
  10. 10 Diverse Musicological Studies Music 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 available30.9%not open69.1%

World: 28% of research is openly available.

with international co-authors32.9%domestic only67.1%

World: 19% is written across borders.

How has Hellenic Naval Academy's research output changed?

Output in 2018–2022 was 32% 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 Piraeus

All research institutions in Piraeus

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.