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Researcher · Aschaffenburg University of Applied Sciences · Germany

Ralf Hellmann

Ralf Hellmann publishes mostly in Computational Mechanics, Electrical and Electronic Engineering and Biomedical Engineering, on topics such as Laser Material Processing Techniques, Advanced Surface Polishing Techniques and Photonic and Optical Devices.

ORCID 0000-0001-5592-3388 OpenAlex
World rank
#912,022
of 1,633,909 ranked researchers
Rank in Germany
#53,267
of 86,443
Works
29
Citations
57
Citations per work
2.0

What does Ralf Hellmann research?

Computational Mechanics: 27.9%Electrical and Electronic Engineering: 16.3%Biomedical Engineering: 14.0%Mechanical Engineering: 9.3%other fields: 32.5%28%top field
Computational Mechanics27.9%Electrical and Electronic Engineering16.3%Biomedical Engineering14.0%Mechanical Engineering9.3%other fields32.5%

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

  1. 1Computational Mechanics28% of their works
  2. 2Electrical and Electronic Engineering16% of their works
  3. 3Biomedical Engineering14% of their works
  4. 4Mechanical Engineering9% of their works
  5. 5Mechanics of Materials9% of their works
  6. 6Atomic and Molecular Physics, and Optics5% of their works

Research topics

Which keywords describe Ralf Hellmann's research?

The keywords of their largest research topics: Femtosecond Laser, Micromachining, Chemical Mechanical Planarization, Material Removal Mechanism, Optical Interconnects, Optical Modulators, Semiconductor Lasers and Silicon Photonics.

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 16 words, with their numbers
  1. Femtosecond Laser91 topic
  2. Micromachining91 topic
  3. Chemical Mechanical Planarization41 topic
  4. Material Removal Mechanism41 topic
  5. Optical Interconnects31 topic
  6. Optical Modulators31 topic
  7. Semiconductor Lasers31 topic
  8. Silicon Photonics31 topic
  9. Additive Manufacturing21 topic
  10. Infrared Thermography21 topic
  11. Material Analysis21 topic
  12. Metallic Components21 topic
  13. Non-Destructive Testing21 topic
  14. Roughness Measurement21 topic
  15. Spectroscopy21 topic
  16. Surface Characterization21 topic

Where does Ralf Hellmann work?

Ralf Hellmann's main affiliation in the publication record is Aschaffenburg University of Applied Sciences, Germany.

How many publications and citations does Ralf Hellmann have?

Science Explorer counts 29 works and 57 citations for Ralf Hellmann, ranking #912,022 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.