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Researcher · University of Moratuwa · Sri Lanka

N.P. Ratnayake

N.P. Ratnayake publishes mostly in Geochemistry and Petrology, Archeology and Earth-Surface Processes, on topics such as Geochemistry and Elemental Analysis, Groundwater and Isotope Geochemistry and Maritime and Coastal Archaeology.

OpenAlex
World rank
#495,811
of 1,633,909 ranked researchers
Rank in Sri Lanka
#49
of 423
Works
16
Citations
122
Citations per work
7.6

What does N.P. Ratnayake research?

Geochemistry and Petrology: 20.0%Archeology: 10.0%Earth-Surface Processes: 10.0%Geophysics: 10.0%other fields: 50.0%20%top field
Geochemistry and Petrology20.0%Archeology10.0%Earth-Surface Processes10.0%Geophysics10.0%other fields50.0%

Shares of their own output, by the field each of their topics belongs to. The grey slice is everything not listed.

  1. 1Geochemistry and Petrology20% of their works
  2. 2Archeology10% of their works
  3. 3Earth-Surface Processes10% of their works
  4. 4Geophysics10% of their works
  5. 5Oceanography5% of their works
  6. 6Artificial Intelligence5% of their works

Research topics

Which keywords describe N.P. Ratnayake's research?

The keywords of their largest research topics: Climate Change, Holocene, Groundwater, Isotopes, Manganese Oxides, Maritime Archaeology, Mediterranean and Rare Earth Elements.

Size is their works in the topics tagged with each word, from their 8 largest topics. Each links to the topic it comes from most.

All 19 words, with their numbers
  1. Climate Change32 topics
  2. Holocene32 topics
  3. Groundwater21 topic
  4. Isotopes21 topic
  5. Manganese Oxides21 topic
  6. Maritime Archaeology21 topic
  7. Mediterranean21 topic
  8. Rare Earth Elements21 topic
  9. Remote Sensing22 topics
  10. Coastal Dynamics11 topic
  11. Fluvial Systems11 topic
  12. Glacial Cycles11 topic
  13. Learning Object Repositories11 topic
  14. Machine Learning11 topic
  15. Mineral Prospectivity11 topic
  16. Open Educational Resources11 topic
  17. Paleoclimatology11 topic
  18. Sea-Level Rise11 topic
  19. Sedimentation11 topic

Where does N.P. Ratnayake work?

N.P. Ratnayake's main affiliation in the publication record is University of Moratuwa, Sri Lanka.

How many publications and citations does N.P. Ratnayake have?

Science Explorer counts 16 works and 122 citations for N.P. Ratnayake, ranking #495,811 of 1,633,909 researchers worldwide on the composite score.

Ranked on field-normalised excellence (50%), output (30%) and citations (20%). Counts come from OpenAlex author records, which occasionally merge different people who share a name or split one person into several.

Papers, co-authors, who cited this work and researchers on the nearest topics are in the interactive view on the map. Is this your page? Request a correction or removal.