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Researcher · Graduate School Experimental Plant Sciences · Netherlands

H. Haaker

H. Haaker publishes mostly in Renewable Energy, Sustainability and the Environment, Molecular Biology and Plant Science, on topics such as Metalloenzymes and iron-sulfur proteins, Electrocatalysts for Energy Conversion and Ammonia Synthesis and Nitrogen Reduction.

OpenAlex
World rank
#866,813
of 7,710,434 ranked researchers
Rank in Netherlands
#20,487
of 107,149
Works
90
Citations
2.3k
Citations per work
25.2
h-index
29
i10-index 46Top 13% in Renewable Energy, Sustainability and the Environment
H. Haaker

What does H. Haaker research?

H. Haaker's work is mostly in Energy (28%), Biochemistry, Genetics and Molecular Biology (16%), Agricultural and Biological Sciences (10%).

Physical Sciences: 40 works · 44.5% of their workEnergy: 25 works · 28.0% of their workRenewable Energy, Sustainability and the Environment: 25 works · 28.0% of their workMaterials Science: 6 works · 6.6% of their workMaterials Chemistry: 6 works · 6.6% of their workChemical Engineering: 5 works · 5.8% of their workCatalysis: 5 works · 5.8% of their workEnvironmental Science: 4 works · 4.1% of their workPollution: 4 works · 4.1% of their workEverything else: 27 works · 30.4% of their workLife Sciences: 23 works · 25.1% of their workBiochemistry, Genetics and Molecular Biology: 14 works · 15.6% of their workMolecular Biology: 14 works · 15.6% of their workAgricultural and Biological Sciences: 9 works · 9.5% of their workPlant Science: 9 works · 9.5% of their workTHEIR WORKH. Haaker90works
Life Sciences25%Physical Sciences45%

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. Energy2528.0%
    2. Materials Science66.6%
    3. Chemical Engineering55.8%
    4. Environmental Science44.1%
  2. Everything else2730.4%
    1. Biochemistry, Genetics and Molecular Biology1415.6%
    2. Agricultural and Biological Sciences99.5%
  1. 1Renewable Energy, Sustainability and the Environment28% of their works
  2. 2Molecular Biology16% of their works
  3. 3Plant Science10% of their works
  4. 4Materials Chemistry7% of their works
  5. 5Catalysis6% of their works
  6. 6Pollution4% of their works

Research topics

Which keywords describe H. Haaker's research?

The keywords of their largest research topics: Nitrogen Fixation, Hydrogenases, Iron-Sulfur Clusters, Catalysts, Nanomaterials, Hydrogen Storage, Wastewater Treatment and Electrocatalysis.

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 21 words, with their numbers
  1. Nitrogen Fixation572 topics
  2. Hydrogenases471 topic
  3. Iron-Sulfur Clusters471 topic
  4. Catalysts282 topics
  5. Nanomaterials282 topics
  6. Hydrogen Storage262 topics
  7. Wastewater Treatment182 topics
  8. Electrocatalysis161 topic
  9. Energy Conversion161 topic
  10. Ammonia Synthesis141 topic
  11. Electrocatalysts141 topic
  12. Materials121 topic
  13. Metal Hydrides121 topic
  14. Light Harvesting111 topic
  15. Photosystem II111 topic
  16. Anammox Bacteria101 topic
  17. Legumes101 topic
  18. Nitrogen-Cycling Network101 topic
  19. Symbiosis101 topic
  20. Extracellular Electron Transfer81 topic
  21. Microbial Fuel Cells81 topic

Where does H. Haaker work?

H. Haaker's main affiliation in the publication record is Graduate School Experimental Plant Sciences, Netherlands.

How many publications and citations does H. Haaker have?

OpenAlex counts 90 works and 2,272 citations for H. Haaker, an h-index of 29, ranking #866,813 of 7,710,434 researchers worldwide on the quality 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 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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