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University · Fullerton · United States

Hayfield University

hayfieldun.orgROR OpenAlex
Research works
18
▲ 592% vs 2018-21
Citations
73
4.0 per fractional work
Top-10% rate
8.9%
all institutions 10.0%
Open access
16%
world 40%
International
29%
world 18%
Hayfield University

Not ranked overall: Hayfield University is under the volume floor below which a citation excellence rate is noise. Not ranked is not the same as ranked last.

Which fields of science does Hayfield University work in?

In all years, 53% of research at Hayfield University is in Social Sciences, 23% in Physical Sciences. Its largest fields are Psychology (25%), Social Sciences (21%), Medicine (11%). It does 1.9× the world's share of Social Sciences.

Social Sciences: 10 fractional works · 53.2% of its workPsychology: 5 fractional works · 24.9% of its workClinical Psychology: 2 fractional works · 13.6% of its workSocial Psychology: 1 fractional works · 7.0% of its workExperimental and Cognitive Psychology: 0 fractional works · 1.8% of its workNeuropsychology and Physiological Psychology: 0 fractional works · 1.8% of its workGeneral Psychology: 0 fractional works · 0.7% of its workSocial Sciences: 4 fractional works · 21.3% of its workEducation: 2 fractional works · 8.5% of its workPolitical Science and International Relations: 1 fractional works · 5.4% of its workAnthropology: 0 fractional works · 2.7% of its workDemography: 0 fractional works · 1.8% of its workTransportation: 0 fractional works · 1.8% of its workSafety Research: 0 fractional works · 0.6% of its workSociology and Political Science: 0 fractional works · 0.4% of its workDecision Sciences: 1 fractional works · 3.6% of its workManagement Science and Operations Research: 0 fractional works · 1.8% of its workStatistics, Probability and Uncertainty: 0 fractional works · 1.8% of its workSmaller subfields together: 0 fractional works · 0.1% of its workArts and Humanities: 1 fractional works · 2.9% of its workHistory and Philosophy of Science: 0 fractional works · 1.8% of its workLiterature and Literary Theory: 0 fractional works · 1.1% of its workEconomics, Econometrics and Finance: 0 fractional works · 0.4% of its workEconomics and Econometrics: 0 fractional works · 0.4% of its workPhysical Sciences: 4 fractional works · 23.2% of its workEngineering: 2 fractional works · 10.9% of its workCivil and Structural Engineering: 1 fractional works · 3.6% of its workElectrical and Electronic Engineering: 0 fractional works · 2.7% of its workMechanical Engineering: 0 fractional works · 2.7% of its workBuilding and Construction: 0 fractional works · 1.8% of its workChemistry: 1 fractional works · 5.4% of its workSpectroscopy: 1 fractional works · 5.4% of its workEnvironmental Science: 1 fractional works · 5.0% of its workEcology: 1 fractional works · 3.2% of its workManagement, Monitoring, Policy and Law: 0 fractional works · 1.8% of its workSmaller subfields together: 0 fractional works · 0.1% of its workMaterials Science: 0 fractional works · 1.8% of its workGeneral Materials Science: 0 fractional works · 1.8% of its workHealth Sciences: 3 fractional works · 15.2% of its workMedicine: 2 fractional works · 11.0% of its workPulmonary and Respiratory Medicine: 1 fractional works · 3.6% of its workSurgery: 0 fractional works · 2.7% of its workEpidemiology: 0 fractional works · 1.8% of its workPublic Health, Environmental and Occupational Health: 0 fractional works · 1.8% of its workPathology and Forensic Medicine: 0 fractional works · 0.4% of its workPhysiology: 0 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.2% of its workHealth Professions: 1 fractional works · 3.8% of its workGeneral Health Professions: 1 fractional works · 3.8% of its workVeterinary: 0 fractional works · 0.4% of its workSmall Animals: 0 fractional works · 0.4% of its workLife Sciences: 2 fractional works · 8.4% of its workImmunology and Microbiology: 1 fractional works · 5.8% of its workParasitology: 1 fractional works · 3.6% of its workImmunology: 0 fractional works · 2.2% of its workBiochemistry, Genetics and Molecular Biology: 0 fractional works · 2.6% of its workGenetics: 0 fractional works · 2.3% of its workCancer Research: 0 fractional works · 0.4% of its workALL ITS WORKHayfieldUniversity18fractional works, all years
Life Sciences8%Physical Sciences23%Health Sciences15%Social Sciences53%

Each ring splits the one inside it: the four domains of science, their fields, their subfields. Size is fractional works in all years. Every slice is a page; the interactive view zooms down to single topics and colours each by how much more of it this institution does than the world.

Its 4 domains and 14 fields, with their numbers
    1. Psychology524.9%
    2. Social Sciences421.3%
    3. Decision Sciences13.6%
    4. Arts and Humanities12.9%
    5. Economics, Econometrics and Finance00.4%
    1. Engineering210.9%
    2. Chemistry15.4%
    3. Environmental Science15.0%
    4. Materials Science01.8%
    1. Medicine211.0%
    2. Health Professions13.8%
    3. Veterinary00.4%
    1. Immunology and Microbiology15.8%
    2. Biochemistry, Genetics and Molecular Biology02.6%
All of science, and how each field's share has moved since 1950: the Science domain explorer

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Biochemistry, Genetics and Molecular Biology: 0.33× its world share, 0 worksBiochemistry, Geneti…Immunology and Microbiology: 21.06× its world share, 1 worksImmunology and Micro…Engineering: 0.02× its world share, 0 worksEngineeringEnvironmental Science: 1.78× its world share, 0 worksEnvironmental ScienceHealth Professions: 2.95× its world share, 0 worksHealth ProfessionsMedicine: 2.23× its world share, 2 worksMedicineEconomics, Econometrics and Finance: 0.66× its world share, 0 worksEconomics, Econometr…Psychology: 4.64× its world share, 1 worksPsychologySocial Sciences: 0.14× its world share, 0 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Immunology and Microbiology, 21.1×. Every wedge is a field page.

All 9 fields, with their numbers
  1. Immunology and Microbiology21.06×1 works
  2. Psychology4.64×1 works
  3. Health Professions2.95×0 works
  4. Medicine2.23×2 works
  5. Environmental Science1.78×0 works
  6. Economics, Econometrics and Finance0.66×0 works
  7. Biochemistry, Genetics and Molecular Biology0.33×0 works
  8. Social Sciences0.14×0 works
  9. Engineering0.02×0 works

What are the most cited papers from Hayfield University?

The most cited paper from Hayfield University is "Principles and practice of chromatography" (Michael Blair Evans, 1990), with 42 citations. Next come "Training and Selection Issues in Clinical Psychology for Black and Minority Ethnic Groups from an Equal Opportunities Perspective" (5) and "Anwendung der diskreten Ebonex Anoden für den kathodischen Schutz der Bewehrung an Beton: Das Verhalten des Ebofix Mörtels / Ebonex® Discrete Anodes in the Cathodic Protection of Rebar in Concrete: Performance of Ebofix Grouts" (3).

Most cited papers
#PaperReleasedCitations
1 Principles and practice of chromatography Michael Blair Evans · Journal of Chromatography A 1990 42
2 Training and Selection Issues in Clinical Psychology for Black and Minority Ethnic Groups from an Equal Opportunities Perspective RACHAEL DAVENHILL, HEATHER HUNT, HERBIE M. PILLAY et al. · Clinical Psychology Forum Jun 1989 5
3 Anwendung der diskreten Ebonex Anoden für den kathodischen Schutz der Bewehrung an Beton: Das Verhalten des Ebofix Mörtels / Ebonex® Discrete Anodes in the Cathodic Protection of Rebar in Concrete: Performance of Ebofix Grouts P C S Hayfield, Andrew D. Hill · Restoration of Buildings and Monuments Dec 2000 3
4 Genetic analysis of Cistothorus palustris (Marsh Wren) across a broad transition zone in Southern Saskatchewan reveals deep divergence and little hybridization between two cultural phenotypes Donald E. Kroodsma, Devon A. DeRaad, Bruce E. Byers et al. · The Auk 13 Oct 2025 0
5 Geomembrane Water Proofing of a 16.3 km Hydroelectric Structural Wood Flume Brian W. Fraser, Mike Neal, Ross Hartsock · Geotechnical Frontiers 2017 Conference paper 30 Mar 2017 0
All 5 most cited papers, with filters and sorting

Which research topics does Hayfield University publish most on?

By volume in 2022-now: Adventure Sports and Sensation Seeking, Parasites and Host Interactions, Environmental Education and Sustainability and Chronic Obstructive Pulmonary Disease (COPD) Research.

Adventure Sports and Sensation Seeking: 0 fractional worksParasites and Host Interactions: 0 fractional worksEnvironmental Education …0Environmental Education and Sustainability: 0 fractional worksChronic Obstructive Pulmonary Disease (COPD) Research: 0 fractional worksPreterm Birth and Chorioamnionitis: 0 fractional worksTissue Engineering and Regenerative Medicine: 0 fractional worksDiverse Scientific Research Studies: 0 fractional worksResearch on Leishmaniasi…0Research on Leishmaniasis Studies: 0 fractional worksToxoplasma gondii Research Studies: 0 fractional worksOutdoor and Experiential Education: 0 fractional works
Social PsychologyParasitologyManagement, Monitoring, Policy and LawPulmonary and Respiratory Medicine4 others

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Adventure Sports and Sensation Seeking Social Psychology 0 works
  2. 2 Parasites and Host Interactions Parasitology 0 works
  3. 3 Environmental Education and Sustainability Management, Monitoring, Policy and Law 0 works
  4. 4 Chronic Obstructive Pulmonary Disease (COPD) Research Pulmonary and Respiratory Medicine 0 works
  5. 5 Preterm Birth and Chorioamnionitis Epidemiology 0 works
  6. 6 Tissue Engineering and Regenerative Medicine Surgery 0 works
  7. 7 Diverse Scientific Research Studies General Health Professions 0 works
  8. 8 Research on Leishmaniasis Studies Public Health, Environmental and Occupational Health 0 works
  9. 9 Toxoplasma gondii Research Studies Parasitology 0 works
  10. 10 Outdoor and Experiential Education Social Psychology 0 works

How open and international is its research?

Against the world's own shares: the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available16.5%not open83.5%

World: 40% of research is openly available.

with international co-authors29.3%domestic only70.7%

World: 18% is written across borders.

How has Hayfield University's research output changed?

Output in 2022-2025 was 592% higher than in 2018-2021.

still counting1990200020102020
grewheldshrank

The same series as a ribbon: one cell per year, darker for more. The line above answers how much; this answers when.

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is Hayfield University as a percentage of every work published that year, 0.0000033% in 2024.

still counting0.00020%0.00040%0.00060%Hayfield University0.000055% in 202519801990200020102020

Fractional works of Hayfield University over all fractional works that year. How the balance of science has shifted.

Other research institutions in Fullerton

All research institutions in Fullerton

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners have tabs of their own, above.

Discussion

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