John J. Ryan
John J. Ryan publishes mostly in Health, Toxicology and Mutagenesis, Surgery and Molecular Biology, on topics such as Toxic Organic Pollutants Impact, Biopolymer Synthesis and Applications and Phosphorus compounds and reactions.
- World rank
- #452,692 of 1,633,909 ranked researchers
- Rank in United States
- #154,825 of 358,040
- Works
- 15
- Citations
- 84
- Citations per work
- 5.6
What does John J. Ryan research?
Shares of their own output, by the field each of their topics belongs to. The grey slice is everything not listed.
- 1Health, Toxicology and Mutagenesis21% of their works
- 2Surgery21% of their works
- 3Molecular Biology7% of their works
- 4Polymers and Plastics7% of their works
- 5Pediatrics, Perinatology and Child Health7% of their works
- 6Pulmonary and Respiratory Medicine7% of their works
Research topics
- Toxic Organic Pollutants Impact
- Biopolymer Synthesis and Applications
- Phosphorus compounds and reactions
- Molecular spectroscopy and chirality
- Effects and risks of endocrine disrupting chemicals
- Polymer Synthesis and Characterization
- Dermatological and COVID-19 studies
- Pharmacological Effects and Toxicity Studies
Which keywords describe John J. Ryan's research?
The keywords of their largest research topics: Environmental Exposure, Brominated Flame Retardants, Polycyclic Aromatic Hydrocarbons, Synthesis, Absolute Configuration, Antiepileptic Drugs, Bisphenol A and Characterization.
- stabilized ylides
- Prenatal Exposure
- Polyglutamic Acid
- Endocrine-Disrupting Chemicals
- Chiroptical Spectroscopy
- COVID-19
- Antiepileptic Drugs
- Synthesis
- Brominated Flame Retardants
- Environmental Exposure
- Polycyclic Aromatic Hydrocarbons
- Absolute Configuration
- Bisphenol A
- Characterization
- Dermatologic Manifestations
- Microbial Production
- Polymer Resins
- Wittig reaction
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 18 words, with their numbers
- Environmental Exposure32 topics
- Brominated Flame Retardants21 topic
- Polycyclic Aromatic Hydrocarbons21 topic
- Synthesis22 topics
- Absolute Configuration11 topic
- Antiepileptic Drugs11 topic
- Bisphenol A11 topic
- COVID-1911 topic
- Characterization11 topic
- Chiroptical Spectroscopy11 topic
- Dermatologic Manifestations11 topic
- Endocrine-Disrupting Chemicals11 topic
- Microbial Production11 topic
- Polyglutamic Acid11 topic
- Polymer Resins11 topic
- Prenatal Exposure11 topic
- Wittig reaction11 topic
- stabilized ylides11 topic
Where does John J. Ryan work?
John J. Ryan's main affiliation in the publication record is University of South Dakota, United States.
How many publications and citations does John J. Ryan have?
Science Explorer counts 15 works and 84 citations for John J. Ryan, ranking #452,692 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.
Other researchers named John J. Ryan
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