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Researcher · Ateneo de Davao University · Philippines

Randell U. Espina

Randell U. Espina publishes mostly in Biomedical Engineering, Renewable Energy, Sustainability and the Environment and Pollution, on topics such as Thermochemical Biomass Conversion Processes, Solar Thermal and Photovoltaic Systems and Photovoltaic System Optimization Techniques.

ORCID 0000-0001-9092-7640 OpenAlex
World rank
#5,366,700
of 7,710,434 ranked researchers
Rank in Philippines
#3,555
of 6,138
Works
18
Citations
86
Citations per work
4.8
h-index
4
i10-index 4Top 96% in Biomedical Engineering
Randell U. Espina

What does Randell U. Espina research?

Randell U. Espina's work is mostly in Engineering (20%), Energy (18%), Environmental Science (12%).

Physical Sciences: 10 works · 55.1% of their workEngineering: 4 works · 20.4% of their workBiomedical Engineering: 4 works · 20.4% of their workEnergy: 3 works · 18.4% of their workRenewable Energy, Sustainability and the Environment: 3 works · 18.4% of their workEnvironmental Science: 2 works · 12.2% of their workEnvironmental Engineering: 1 works · 6.1% of their workPollution: 1 works · 6.1% of their workChemistry: 1 works · 4.1% of their workInorganic Chemistry: 1 works · 4.1% of their workEverything else: 7 works · 40.8% of their workSocial Sciences: 1 works · 4.1% of their workSocial Sciences: 1 works · 4.1% of their workSociology and Political Science: 1 works · 4.1% of their workTHEIR WORKRandell U. Espina18works
Physical Sciences55%Social Sciences4%

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. Engineering420.4%
    2. Energy318.4%
    3. Environmental Science212.2%
    4. Chemistry14.1%
  2. Everything else740.8%
    1. Social Sciences14.1%
  1. 1Biomedical Engineering20% of their works
  2. 2Renewable Energy, Sustainability and the Environment18% of their works
  3. 3Pollution6% of their works
  4. 4Environmental Engineering6% of their works
  5. 5Inorganic Chemistry4% of their works
  6. 6Sociology and Political Science4% of their works

Research topics

Which keywords describe Randell U. Espina's research?

The keywords of their largest research topics: Renewable Energy, Biomass, Pyrolysis, Biodiesel, Household Fuel Use, Indoor Air Pollution, Maximum Power Point Tracking and Photovoltaic Arrays.

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 17 words, with their numbers
  1. Renewable Energy93 topics
  2. Biomass51 topic
  3. Pyrolysis51 topic
  4. Biodiesel31 topic
  5. Household Fuel Use31 topic
  6. Indoor Air Pollution31 topic
  7. Maximum Power Point Tracking31 topic
  8. Photovoltaic Arrays31 topic
  9. Photovoltaic/Thermal Hybrid Technology31 topic
  10. Solar Thermal Collectors31 topic
  11. Transesterification31 topic
  12. Coconut21 topic
  13. Data Sharing21 topic
  14. Groundwater21 topic
  15. Isotopes21 topic
  16. Scientific Data Management21 topic
  17. Virgin Coconut Oil21 topic

Where does Randell U. Espina work?

Randell U. Espina's main affiliation in the publication record is Ateneo de Davao University, Philippines.

How many publications and citations does Randell U. Espina have?

OpenAlex counts 18 works and 86 citations for Randell U. Espina, an h-index of 4, ranking #5,366,700 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.

Discussion

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