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World rank
#3,908,860
of 7,710,434 ranked researchers
Rank in Greece
#17,894
of 33,280
Works
18
Citations
307
Citations per work
17.1

What does Nikolaos S. Heliopoulos research?

Nikolaos S. Heliopoulos's work is mostly in Engineering (36%), Materials Science (18%), Chemistry (8%).

Physical Sciences70%

Their six largest subfields, inside their fields and domains; the grey slice is everything else they publish. The interactive view splits every one of their works down to single topics.

The fields and subfields, with their numbers
    1. Engineering636.0%
    2. Materials Science318.0%
    3. Chemistry18.0%
    4. Environmental Science18.0%
  1. Everything else530.0%
  1. 1Biomedical Engineering24% of their works
  2. 2Materials Chemistry18% of their works
  3. 3Pollution8% of their works
  4. 4Organic Chemistry8% of their works
  5. 5Mechanical Engineering6% of their works
  6. 6Building and Construction6% of their works

Research topics

Which keywords describe Nikolaos S. Heliopoulos's research?

The keywords of their largest research topics: Nanomaterials, Toxicity, Biomedical Applications, Antimicrobial, Drug Delivery, Environmental Impact, Graphene and Nanoparticles.

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. The words come from the keyword list OpenAlex gives each topic, not from the text of the papers, so a word can appear that none of the papers uses.

All 22 words, with their numbers
  1. Nanomaterials102 topics
  2. Toxicity102 topics
  3. Biomedical Applications92 topics
  4. Antimicrobial72 topics
  5. Drug Delivery61 topic
  6. Environmental Impact62 topics
  7. Graphene61 topic
  8. Nanoparticles62 topics
  9. Biological Synthesis41 topic
  10. Silver41 topic
  11. Dyeing31 topic
  12. Textiles31 topic
  13. Antimicrobial Polymers21 topic
  14. Marine Environment21 topic
  15. Membrane Gas Separation21 topic
  16. Microplastics21 topic
  17. Mixed Matrix Membranes21 topic
  18. Photothermal Therapy21 topic
  19. Polydiacetylene21 topic
  20. Quaternary Ammonium Compounds21 topic
  21. Reactive Oxygen Species21 topic
  22. Supramolecules21 topic

Where does Nikolaos S. Heliopoulos work?

Nikolaos S. Heliopoulos's main affiliation in the publication record is National Centre of Scientific Research "Demokritos", Greece.

How many publications and citations does Nikolaos S. Heliopoulos have?

OpenAlex counts 18 works and 307 citations for Nikolaos S. Heliopoulos, an h-index of 8, ranking #3,908,860 of 7,710,434 researchers worldwide on the quality score.

Ranked on field-normalised citation 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 have tabs of their own, above. Is this your page? Claim it with your ORCID iD, or request a correction or removal.

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