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Research facility · Takamatsu · Japan

Shikoku Research Institute

In research, Shikoku Research Institute stands highest in Engineering (#7,659 of 9,532 worldwide), Physical Sciences (#14,566 of 17,446 worldwide) and Life Sciences (#10,064 of 11,023 worldwide), over all time.

ssken.co.jpROR OpenAlex
World rank, all time
#25,082
of 34,923
Rank in Japan
#920
of 1,923
Research works
803
▼ 16% vs 2018-21
Citations
8k
10.0 per fractional work
Top-10% rate
6.8%
all institutions 10.0%
vs its own fields
0.62×
1.00× is exactly expected
Open access
48%
world 40%
International
16%
world 18%
Shikoku Research Institute

What is Shikoku Research Institute known for in research?

The fields where it stands highest, over all time, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorks
EngineeringField #7,659 of 9,532 4.5%305
Physical SciencesDomain #14,566 of 17,446 4.4%600
Life SciencesDomain #10,064 of 11,023 2.4%145

Each strip is that field's whole ranked pool, with the notch where Shikoku Research Institute sits in it, in the colour of the band that rank falls in. The track under the rate is the rate itself: it carries no average mark, because the average differs by field (from about 6% in Dentistry to 21% in Economics).

Which fields of science does Shikoku Research Institute work in?

In 2022-now, 63% of research at Shikoku Research Institute is in Physical Sciences, 17% in Social Sciences. Its largest fields are Engineering (27%), Environmental Science (11%), Medicine (10%). It does 1.5× the world's share of Physical Sciences.

Physical Sciences: 34 fractional works · 62.6% of its workEngineering: 15 fractional works · 27.0% of its workCivil and Structural Engineering: 6 fractional works · 11.1% of its workMechanics of Materials: 2 fractional works · 3.5% of its workMechanical Engineering: 2 fractional works · 2.8% of its workElectrical and Electronic Engineering: 2 fractional works · 2.8% of its workAerospace Engineering: 1 fractional works · 1.9% of its workBiomedical Engineering: 1 fractional works · 1.9% of its workComputational Mechanics: 1 fractional works · 1.0% of its workMedia Technology: 0 fractional works · 0.8% of its workIndustrial and Manufacturing Engineering: 0 fractional works · 0.6% of its workBuilding and Construction: 0 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.3% of its workEnvironmental Science: 6 fractional works · 11.1% of its workHealth, Toxicology and Mutagenesis: 3 fractional works · 5.1% of its workNature and Landscape Conservation: 1 fractional works · 1.7% of its workGlobal and Planetary Change: 1 fractional works · 1.2% of its workManagement, Monitoring, Policy and Law: 1 fractional works · 1.2% of its workEnvironmental Engineering: 0 fractional works · 0.8% of its workEcology: 0 fractional works · 0.3% of its workEnvironmental Chemistry: 0 fractional works · 0.3% of its workPollution: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.2% of its workEarth and Planetary Sciences: 5 fractional works · 8.3% of its workGeophysics: 4 fractional works · 7.3% of its workAtmospheric Science: 0 fractional works · 0.5% of its workGeology: 0 fractional works · 0.3% of its workGeochemistry and Petrology: 0 fractional works · 0.2% of its workChemistry: 2 fractional works · 4.4% of its workSpectroscopy: 2 fractional works · 4.4% of its workMaterials Science: 2 fractional works · 3.7% of its workMaterials Chemistry: 1 fractional works · 1.5% of its workPolymers and Plastics: 1 fractional works · 1.1% of its workBiomaterials: 0 fractional works · 0.6% of its workMetals and Alloys: 0 fractional works · 0.3% of its workGeneral Materials Science: 0 fractional works · 0.2% of its workComputer Science: 2 fractional works · 3.0% of its workArtificial Intelligence: 1 fractional works · 2.2% of its workComputer Networks and Communications: 0 fractional works · 0.5% of its workInformation Systems: 0 fractional works · 0.3% of its workEnergy: 1 fractional works · 2.2% of its workRenewable Energy, Sustainability and the Environment: 1 fractional works · 1.9% of its workEnergy Engineering and Power Technology: 0 fractional works · 0.3% of its workChemical Engineering: 1 fractional works · 2.1% of its workChemical Health and Safety: 1 fractional works · 1.8% of its workBioengineering: 0 fractional works · 0.3% of its workMathematics: 0 fractional works · 0.3% of its workMathematical Physics: 0 fractional works · 0.3% of its workPhysics and Astronomy: 0 fractional works · 0.3% of its workAstronomy and Astrophysics: 0 fractional works · 0.3% of its workSocial Sciences: 9 fractional works · 16.8% of its workSocial Sciences: 5 fractional works · 9.6% of its workEducation: 3 fractional works · 4.7% of its workSociology and Political Science: 1 fractional works · 1.2% of its workDemography: 0 fractional works · 0.9% of its workHealth: 0 fractional works · 0.9% of its workPolitical Science and International Relations: 0 fractional works · 0.9% of its workTransportation: 0 fractional works · 0.7% of its workSafety Research: 0 fractional works · 0.3% of its workPsychology: 1 fractional works · 2.3% of its workClinical Psychology: 1 fractional works · 1.0% of its workSocial Psychology: 0 fractional works · 0.8% of its workExperimental and Cognitive Psychology: 0 fractional works · 0.3% of its workApplied Psychology: 0 fractional works · 0.2% of its workArts and Humanities: 1 fractional works · 2.2% of its workPhilosophy: 1 fractional works · 1.9% of its workLanguage and Linguistics: 0 fractional works · 0.3% of its workDecision Sciences: 1 fractional works · 2.1% of its workStatistics, Probability and Uncertainty: 1 fractional works · 2.1% of its workBusiness, Management and Accounting: 0 fractional works · 0.6% of its workManagement Information Systems: 0 fractional works · 0.3% of its workStrategy and Management: 0 fractional works · 0.3% of its workHealth Sciences: 7 fractional works · 12.6% of its workMedicine: 5 fractional works · 9.8% of its workPhysiology: 2 fractional works · 3.8% of its workImmunology and Allergy: 1 fractional works · 1.8% of its workDermatology: 1 fractional works · 1.2% of its workPharmacology: 1 fractional works · 1.2% of its workRadiology, Nuclear Medicine and Imaging: 0 fractional works · 0.6% of its workEndocrinology, Diabetes and Metabolism: 0 fractional works · 0.3% of its workPulmonary and Respiratory Medicine: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.5% of its workNursing: 1 fractional works · 2.0% of its workNutrition and Dietetics: 1 fractional works · 2.0% of its workHealth Professions: 0 fractional works · 0.7% of its workSpeech and Hearing: 0 fractional works · 0.6% of its workSmaller subfields together: 0 fractional works · 0.1% of its workLife Sciences: 4 fractional works · 7.9% of its workAgricultural and Biological Sciences: 2 fractional works · 4.0% of its workFood Science: 1 fractional works · 1.6% of its workPlant Science: 1 fractional works · 1.2% of its workAquatic Science: 0 fractional works · 0.6% of its workEcology, Evolution, Behavior and Systematics: 0 fractional works · 0.5% of its workSmaller subfields together: 0 fractional works · 0.2% of its workBiochemistry, Genetics and Molecular Biology: 2 fractional works · 3.0% of its workMolecular Biology: 1 fractional works · 1.0% of its workBiophysics: 0 fractional works · 0.8% of its workCancer Research: 0 fractional works · 0.6% of its workPhysiology: 0 fractional works · 0.6% of its workNeuroscience: 0 fractional works · 0.9% of its workEndocrine and Autonomic Systems: 0 fractional works · 0.9% of its workALL ITS WORKShikoku ResearchInstitute54fractional works, 2022-now
Life Sciences8%Physical Sciences63%Health Sciences13%Social Sciences17%

Each ring splits the one inside it: the four domains of science, their fields, their subfields. Size is fractional works in 2022-now. 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 21 fields, with their numbers
    1. Engineering1527.0%
    2. Environmental Science611.1%
    3. Earth and Planetary Sciences58.3%
    4. Chemistry24.4%
    5. Materials Science23.7%
    6. Computer Science23.0%
    7. Energy12.2%
    8. Chemical Engineering12.1%
    9. Mathematics00.3%
    10. Physics and Astronomy00.3%
    1. Social Sciences59.6%
    2. Psychology12.3%
    3. Arts and Humanities12.2%
    4. Decision Sciences12.1%
    5. Business, Management and Accounting00.6%
    1. Medicine59.8%
    2. Nursing12.0%
    3. Health Professions00.7%
    1. Agricultural and Biological Sciences24.0%
    2. Biochemistry, Genetics and Molecular Biology23.0%
    3. Neuroscience00.9%
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.

Agricultural and Biological Sciences: 0.84× its world share, 2 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.57× its world share, 2 worksBiochemistry, Geneti…Neuroscience: 0.57× its world share, 0 worksNeuroscienceChemical Engineering: 6.13× its world share, 1 worksChemical EngineeringChemistry: 2.82× its world share, 2 worksChemistryComputer Science: 0.39× its world share, 2 worksComputer ScienceEarth and Planetary Sciences: 5.32× its world share, 4 worksEarth and Planetary …Energy: 2.38× its world share, 1 worksEnergyEngineering: 1.80× its world share, 15 worksEngineeringEnvironmental Science: 2.24× its world share, 6 worksEnvironmental ScienceMaterials Science: 1.07× its world share, 2 worksMaterials ScienceMathematics: 0.26× its world share, 0 worksMathematicsPhysics and Astronomy: 0.14× its world share, 0 worksPhysics and AstronomyHealth Professions: 0.28× its world share, 0 worksHealth ProfessionsMedicine: 0.51× its world share, 5 worksMedicineNursing: 4.17× its world share, 1 worksNursingArts and Humanities: 0.75× its world share, 1 worksArts and HumanitiesBusiness, Management and Accounting: 0.19× its world share, 0 worksBusiness, Management…Decision Sciences: 2.17× its world share, 1 worksDecision SciencesPsychology: 0.77× its world share, 1 worksPsychologySocial Sciences: 0.76× its world share, 5 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Chemical Engineering, 6.1×. Every wedge is a field page.

All 21 fields, with their numbers
  1. Chemical Engineering6.13×1 works
  2. Earth and Planetary Sciences5.32×4 works
  3. Nursing4.17×1 works
  4. Chemistry2.82×2 works
  5. Energy2.38×1 works
  6. Environmental Science2.24×6 works
  7. Decision Sciences2.17×1 works
  8. Engineering1.80×15 works
  9. Materials Science1.07×2 works
  10. Agricultural and Biological Sciences0.84×2 works
  11. Psychology0.77×1 works
  12. Social Sciences0.76×5 works
  13. Arts and Humanities0.75×1 works
  14. Biochemistry, Genetics and Molecular Biology0.57×2 works
  15. Neuroscience0.57×0 works
  16. Medicine0.51×5 works
  17. Computer Science0.39×2 works
  18. Health Professions0.28×0 works
  19. Mathematics0.26×0 works
  20. Business, Management and Accounting0.19×0 works
  21. Physics and Astronomy0.14×0 works

Who are the top researchers at Shikoku Research Institute?

Ranked on the quality score, Yoshitaka Miyai, Kohji Sakane and Sachiyo Sugimoto lead among researchers whose main affiliation is Shikoku Research Institute.

  1. 1 Yoshitaka Miyai Japan · #663,296 worldwide 2.8k citations · 49 works
  2. 2 Kohji Sakane Japan · #1,970,150 worldwide 2.2k citations · 47 works
  3. 3 Sachiyo Sugimoto Japan · #2,211,288 worldwide 303 citations · 38 works
  4. 4 Shunsaku Katoh Japan · #2,520,963 worldwide 1.8k citations · 91 works
  5. 5 Weiping Tang Japan · #2,545,857 worldwide 1.3k citations · 37 works
  6. 6 Kouji YAMAJI Japan · #3,719,477 worldwide 341 citations · 20 works
  7. 7 Yuki Hiraga Japan · #4,078,164 worldwide 266 citations · 25 works
  8. 8 K. Matsunaga Japan · #4,302,509 worldwide 451 citations · 32 works
  9. 9 Κ. Ooi Japan · #4,446,004 worldwide 388 citations · 19 works
  10. 10 Naoya Shigemoto Japan · #4,531,053 worldwide 1.9k citations · 74 works
All ranked researchers at Shikoku Research Institute

What are the most cited papers from Shikoku Research Institute?

The most cited paper from Shikoku Research Institute is "Selective formation of Na-X zeolite from coal fly ash by fusion with sodium hydroxide prior to hydrothermal reaction" (Naoya Shigemoto, H. Hayashi, K. Miyaura, 1993), with 419 citations. Next come "Lattice Dynamics and Vibrational Spectra of Lithium Manganese Oxides: A Computer Simulation and Spectroscopic Study" (260) and "A New Type of Manganese Oxide (MnO2·0.5H2O) Derived from Li1.6Mn1.6O4 and Its Lithium Ion-Sieve Properties" (253).

Most cited papers
#PaperReleasedCitations
1 Selective formation of Na-X zeolite from coal fly ash by fusion with sodium hydroxide prior to hydrothermal reaction Naoya Shigemoto, H. Hayashi, K. Miyaura · Journal of Materials Science 25 Feb 1993 419
2 Lattice Dynamics and Vibrational Spectra of Lithium Manganese Oxides: A Computer Simulation and Spectroscopic Study Brett Ammundsen, Gary R. Burns, M. Saiful Islam et al. · The Journal of Physical Chemistry B Jun 1999 260
3 A New Type of Manganese Oxide (MnO2·0.5H2O) Derived from Li1.6Mn1.6O4 and Its Lithium Ion-Sieve Properties Ramesh Chitrakar, Hirofumi Kanoh, Yoshitaka Miyai et al. · Chemistry of Materials 23 Sep 2000 253
4 Swelling and Delamination Behaviors of Birnessite-Type Manganese Oxide by Intercalation of Tetraalkylammonium Ions Zong‐Huai Liu, Kenta Ooi, Hirofumi Kanoh et al. · Langmuir 17 Mar 2000 246
5 A heater-integrated transparent microchannel chip for continuous-flow PCR Kai Sun, Akira Yamaguchi, Yutaka Ishida et al. · Sensors and Actuators B Chemical May 2002 204
All 60 most cited papers, with filters and sorting

Which keywords describe research at Shikoku Research Institute?

By fractional works in 2022-now, weighted toward what it does more of than the world: Health Effects, Asthma, Risk Assessment, Breath Analysis, Teacher Training, Tomography, Bisphenol A and Endocrine-Disrupting Chemicals.

▲ more of its work than of the world's◆ about the world's share▼ less than the world's

Size is fractional works in 2022-now in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Health Effects4▲ 12×7 topics
  2. Asthma2▲ 44×2 topics
  3. Risk Assessment2▲ 5.7×5 topics
  4. Teacher Training2▲ 5.9×4 topics
  5. Qualitative Research2▲ 3.9×3 topics
  6. Breath Analysis2▲ 31×2 topics
  7. Bisphenol A2▲ 76×1 topic
  8. Endocrine-Disrupting Chemicals2▲ 76×1 topic
  9. Genetics2▲ 4.1×4 topics
  10. Tomography2▲ 17×2 topics
  11. Gas Sensing2▲ 66×2 topics
  12. Earthquakes1▲ 47×1 topic
  13. Spectroscopic Databases1▲ 105×1 topic
  14. Subduction1▲ 36×1 topic
  15. Terahertz Quantum-Cascade Lasers1▲ 105×1 topic
  16. Allergic Diseases1▲ 42×1 topic
  17. Eosinophils1▲ 42×1 topic
  18. Impact1▲ 111×1 topic
  19. Nutrition1▲ 5.5×2 topics
  20. Seismic Noise1▲ 50×1 topic
  21. Surface Wave1▲ 50×1 topic
  22. Tsunami1▲ 545×1 topic
  23. Dynamic Interaction1▲ 36×2 topics
  24. Volatile Organic Compounds1▲ 20×2 topics
  25. Accident Prevention1▲ 29×2 topics
  26. Bayesian Networks1▲ 23×1 topic
  27. Fault Tree Analysis1▲ 45×1 topic
  28. Safety Culture1▲ 29×2 topics
  29. Allergen-specific Immunotherapy1▲ 60×1 topic
  30. Chemical Management1▲ 255×1 topic
  31. Chiral Separation1▲ 44×1 topic
  32. DNA Damage1▲ 23×2 topics
  33. Defect Detection1▲ 15×3 topics
  34. Eating Habits1▲ 172×1 topic
  35. Footbridges1▲ 52×1 topic
  36. Laboratory Safety1▲ 255×1 topic
  37. Liquid Chromatography1▲ 31×1 topic
  38. Metaphors1▲ 58×1 topic
  39. Pollen Allergy1▲ 60×1 topic
  40. Teaching1▲ 14×1 topic

Which research topics does Shikoku Research Institute publish most on?

By volume in 2022-now: Effects and risks of endocrine disrupting chemicals, Spectroscopy and Laser Applications, earthquake and tectonic studies and Earthquake and Tsunami Effects.

Effects and risks of end…2Effects and risks of endocrine disrupting chemicals: 2 fractional worksSpectroscopy and Laser A…1Spectroscopy and Laser Applications: 1 fractional worksearthquake and tectonic studies: 1 fractional worksEarthquake and Tsunami E…1Earthquake and Tsunami Effects: 1 fractional worksAsthma and respiratory d…1Asthma and respiratory diseases: 1 fractional worksSeismic Waves and Analysis: 1 fractional worksRisk and Safety Analysis: 1 fractional worksAnalytical Chemistry and…1Analytical Chemistry and Chromatography: 1 fractional worksEducation Practices and Challenges: 1 fractional worksStructural Engineering and Vibration Analysis: 1 fractional works
Health, Toxicology and MutagenesisSpectroscopyGeophysicsCivil and Structural Engineering3 others

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

  1. 1 Effects and risks of endocrine disrupting chemicals Health, Toxicology and Mutagenesis 2 works
  2. 2 Spectroscopy and Laser Applications Spectroscopy 1 works
  3. 3 earthquake and tectonic studies Geophysics 1 works
  4. 4 Earthquake and Tsunami Effects Civil and Structural Engineering 1 works
  5. 5 Asthma and respiratory diseases Physiology 1 works
  6. 6 Seismic Waves and Analysis Geophysics 1 works
  7. 7 Risk and Safety Analysis Statistics, Probability and Uncertainty 1 works
  8. 8 Analytical Chemistry and Chromatography Spectroscopy 1 works
  9. 9 Education Practices and Challenges Philosophy 1 works
  10. 10 Structural Engineering and Vibration Analysis Civil and Structural Engineering 1 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 available47.9%not open52.1%

World: 40% of research is openly available.

with international co-authors16.0%domestic only84.0%

World: 18% is written across borders.

How has Shikoku Research Institute's research output changed?

Output in 2022-2025 was 16% lower 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 Shikoku Research Institute as a percentage of every work published that year, 0.00018% in 2024.

still counting0.0020%0.0040%Shikoku Research Institute0.00015% in 202519801990200020102020

Fractional works of Shikoku Research Institute over all fractional works that year. How the balance of science has shifted.

How much of it reaches the world top 10%

Year by year, against all institutions in the same year.

5%10%15%all institutions10.0% in 2002Shikoku Research Institute5.4% in 20022000

Of each year's output, the share that reached the world's 10% most cited for its field and year. Peak 7.6% in 1993.

Other research institutions in Takamatsu

All research institutions in Takamatsu

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Shikoku Research Institute on Science Explorer

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