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Researcher · Smithsonian Astrophysical Observatory · United States

H. F. Helmken

H. F. Helmken publishes mostly in Nuclear and High Energy Physics, Astronomy and Astrophysics and Radiation, on topics such as Astrophysics and Cosmic Phenomena, Gamma-ray bursts and supernovae and Particle Detector Development and Performance.

OpenAlex
World rank
#1,352,537
of 1,633,909 ranked researchers
Rank in United States
#318,689
of 358,040
Works
34
Citations
21
Citations per work
0.6

What does H. F. Helmken research?

Nuclear and High Energy Physics: 30.8%Astronomy and Astrophysics: 25.6%Radiation: 10.3%Electrical and Electronic Engineering: 7.7%other fields: 25.6%31%top field
Nuclear and High Energy Physics30.8%Astronomy and Astrophysics25.6%Radiation10.3%Electrical and Electronic Engineering7.7%other fields25.6%

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

  1. 1Nuclear and High Energy Physics31% of their works
  2. 2Astronomy and Astrophysics26% of their works
  3. 3Radiation10% of their works
  4. 4Electrical and Electronic Engineering8% of their works
  5. 5Instrumentation5% of their works
  6. 6Atomic and Molecular Physics, and Optics3% of their works

Research topics

Which keywords describe H. F. Helmken's research?

The keywords of their largest research topics: Cosmic Rays, Neutrinos, High-Energy Astrophysics, Particle Acceleration, Galactic Center, Gamma-Ray Bursts, Particle Detectors and Silicon Detectors.

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. Cosmic Rays72 topics
  2. Neutrinos72 topics
  3. High-Energy Astrophysics51 topic
  4. Particle Acceleration51 topic
  5. Galactic Center42 topics
  6. Gamma-Ray Bursts41 topic
  7. Particle Detectors41 topic
  8. Silicon Detectors41 topic
  9. Supernovae41 topic
  10. Astronomical Instrumentation21 topic
  11. Axions21 topic
  12. Black Holes21 topic
  13. Dark Matter21 topic
  14. Inorganic Scintillators21 topic
  15. Neutron Imaging21 topic
  16. Scintillation Detectors21 topic
  17. Small-Angle Scattering21 topic
  18. Spectrograph21 topic
  19. X-Ray Astronomy21 topic

Where does H. F. Helmken work?

H. F. Helmken's main affiliation in the publication record is Smithsonian Astrophysical Observatory, United States.

How many publications and citations does H. F. Helmken have?

Science Explorer counts 34 works and 21 citations for H. F. Helmken, ranking #1,352,537 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.