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Research facility · Tōkai Mura · Japan

Japan Proton Accelerator Research Complex

In research, Japan Proton Accelerator Research Complex stands highest in Physical Sciences (#3,270 of 12,888 worldwide) and Engineering (#4,846 of 6,636 worldwide), 2022–2025. Relative to its size it is most specialised in Physics and Astronomy — Physics and Astronomy is 12.5× its share of world research.

World rank, 2022–2025
#5,851
of 28,054 · #4,299 all time
Rank in Japan
#145
of 1,070
Research works
1.1k
▲ 5% vs 2013–17
Citations
10k
9.2 per fractional work
Top-10% rate
15.8%
record average 16.5%
Open access
62%
world 28%

What is Japan Proton Accelerator Research Complex known for in research?

The fields where it stands highest, 2022–2025, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
Physical SciencesDomain #3,270 of 12,888 16.3%162 #2600
EngineeringField #4,846 of 6,636 18.7%62 #2012

Each strip is that field’s whole ranked pool, with the notch where Japan Proton Accelerator Research Complex 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 world mark, because the world rate differs by field (from about 6% to 21% in this record).

What does Japan Proton Accelerator Research Complex specialise in?

Where its research is concentrated relative to its size: Physics and Astronomy takes 12.5× the share of its output that it takes of world research.

  1. Physics and AstronomyField · 48.5 works12×
← less than its size predictsmore →

Location quotient, a volume reading rather than an impact one. It surfaces small, lopsided specialities.

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: 0.08× its world share, 1 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.40× its world share, 4 worksBiochemistry, Geneti…Neuroscience: 0.14× its world share, 0 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 1.27× its world share, 1 worksPharmacology, Toxico…Chemical Engineering: 2.63× its world share, 2 worksChemical EngineeringChemistry: 2.51× its world share, 7 worksChemistryComputer Science: 0.17× its world share, 2 worksComputer ScienceEarth and Planetary Sciences: 1.52× its world share, 4 worksEarth and Planetary …Energy: 0.34× its world share, 1 worksEnergyEngineering: 2.35× its world share, 62 worksEngineeringEnvironmental Science: 0.12× its world share, 1 worksEnvironmental ScienceMaterials Science: 5.90× its world share, 36 worksMaterials ScienceMathematics: 0.05× its world share, 0 worksMathematicsPhysics and Astronomy: 12.50× its world share, 48 worksPhysics and AstronomyHealth Professions: 0.06× its world share, 0 worksHealth ProfessionsMedicine: 0.15× its world share, 5 worksMedicineNursing: 0.14× its world share, 0 worksNursingArts and Humanities: 0.05× its world share, 0 worksArts and HumanitiesBusiness, Management and Accounting: 0.03× its world share, 0 worksBusiness, Management…Economics, Econometrics and Finance: 0.02× its world share, 0 worksEconomics, Econometr…Social Sciences: 0.03× its world share, 1 worksSocial Sciencesworld share
more than its size predictsabout as predictedless

Rings at 0.5×, and 2×. Widest outward: Physics and Astronomy, 12.5×. Every wedge is a field page.

Who are the top researchers at Japan Proton Accelerator Research Complex?

Ranked on the composite score, K. Ohkoshi, Keigo Hara and Seiko Ohira‐Kawamura lead among researchers whose main affiliation is Japan Proton Accelerator Research Complex.

  1. 1 K. Ohkoshi Japan · #325,181 worldwide 37 citations · 38 works
  2. 2 Keigo Hara Japan · #328,784 worldwide 16 citations · 54 works
  3. 3 Seiko Ohira‐Kawamura Japan · #363,647 worldwide 200 citations · 34 works
  4. 4 Yasuhiro Inamura Japan · #377,123 worldwide 143 citations · 50 works
  5. 5 K. Nanmo Japan · #391,615 worldwide 22 citations · 50 works
  6. 6 Kentaro Suzuya Japan · #446,491 worldwide 145 citations · 44 works
  7. 7 Motoki Ooi Japan · #543,830 worldwide 22 citations · 18 works
  8. 8 Ryoichi Kajimoto Japan · #665,772 worldwide 195 citations · 54 works
  9. 9 Fumihiko Tamura Japan · #689,552 worldwide 48 citations · 60 works
  10. 10 Jun Tamura Japan · #691,075 worldwide 35 citations · 17 works
All ranked researchers at Japan Proton Accelerator Research Complex

Which keywords describe research at Japan Proton Accelerator Research Complex?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Tomography, Mechanical Properties, Microstructure, Small-Angle Scattering, Data Analysis, Neutron Activation Analysis, Neutron Imaging and Superconductivity.

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

Size is fractional works in 2022–2025 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. Tomography14▲ 44×3 topics
  2. Mechanical Properties14▲ 8.1×18 topics
  3. Microstructure14▲ 15×13 topics
  4. Small-Angle Scattering11▲ 117×2 topics
  5. Data Analysis10▲ 22×2 topics
  6. Neutron Activation Analysis10▲ 169×1 topic
  7. Neutron Imaging10▲ 169×1 topic
  8. Superconductivity10▲ 34×8 topics
  9. Negative Ion Sources9▲ 286×1 topic
  10. Superconducting Cavities9▲ 286×1 topic
  11. Grain Refinement7▲ 35×4 topics
  12. Synchrotron Radiation7▲ 84×3 topics
  13. Free-Electron Lasers6▲ 318×1 topic
  14. X-Ray6▲ 318×1 topic
  15. Magnetic Resonance Imaging5▲ 12×4 topics
  16. Spin Dynamics5▲ 72×2 topics
  17. Critical Current Density5▲ 115×2 topics
  18. Nb3Sn Conductor5▲ 147×1 topic
  19. Superconducting Magnets5▲ 147×1 topic
  20. Nanocomposites5▲ 3.4×14 topics
  21. Crystal Growth5▲ 9.4×9 topics
  22. High-Strength Steels4▲ 75×1 topic
  23. Martensite Transformation4▲ 75×1 topic
  24. Nanostructures4▲ 6.0×11 topics
  25. Electronic Structure4▲ 13×7 topics
  26. Hydrogen Embrittlement4▲ 27×3 topics
  27. Grain Boundary Engineering4▲ 35×2 topics
  28. Lattice QCD4▲ 36×2 topics
  29. Thin Films4▲ 11×6 topics
  30. Frustrated Magnets4▲ 75×1 topic
  31. Quantum Spin Liquids4▲ 75×1 topic
  32. Plate Tectonics3▲ 12×2 topics
  33. Radiation Detection3▲ 42×2 topics
  34. Crystal Structure Prediction3▲ 40×1 topic
  35. Mantle Dynamics3▲ 40×1 topic
  36. Spectroscopy3▲ 11×5 topics
  37. Atomic Magnetometer3▲ 55×1 topic
  38. Hyperpolarized Gases3▲ 55×1 topic
  39. Inorganic Scintillators3▲ 56×1 topic
  40. Scintillation Detectors3▲ 56×1 topic

Which research topics does Japan Proton Accelerator Research Complex publish most on?

By volume in 2022–2025: Nuclear Physics and Applications, Particle accelerators and beam dynamics, Particle Accelerators and Free-Electron Lasers and Superconducting Materials and Applications.

  1. 1 Nuclear Physics and Applications Radiation 10 works
  2. 2 Particle accelerators and beam dynamics Aerospace Engineering 9 works
  3. 3 Particle Accelerators and Free-Electron Lasers Electrical and Electronic Engineering 6 works
  4. 4 Superconducting Materials and Applications Biomedical Engineering 5 works
  5. 5 Microstructure and Mechanical Properties of Steels Mechanical Engineering 4 works
  6. 6 Advanced Condensed Matter Physics Condensed Matter Physics 4 works
  7. 7 High-pressure geophysics and materials Geophysics 3 works
  8. 8 Radiation Detection and Scintillator Technologies Radiation 3 works
  9. 9 Atomic and Subatomic Physics Research Atomic and Molecular Physics, and Optics 3 works
  10. 10 Nuclear reactor physics and engineering Aerospace Engineering 3 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 available61.7%not open38.3%

World: 28% of research is openly available.

with international co-authors16.7%domestic only83.3%

World: 19% is written across borders.

How has Japan Proton Accelerator Research Complex's research output changed?

Output in 2018–2022 was 5% higher than in 2013–2017.

1990200020102020
grewheldshrank

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

Other research institutions in Tōkai Mura

All research institutions in Tōkai Mura

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners are in the interactive view on the map.