Pfeiffer Vacuum (Germany)

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.

• Chemical Engineering 8.1×
• Physics and Astronomy 5.1×
• Engineering 4.3×
• Chemistry 3.6×
• Materials Science 1.6×
• Business, Management and Accounting 1.3×
• Environmental Science 1.1×

By fractional works in all years, weighted toward what it does more of than the world: Measurement Uncertainty, Redefinition of SI Units, Energy Efficiency, Renewable Energy, Vibration Analysis, Engineering, Materials Science and Fluid Dynamics.

By volume in 2022–2025: Vacuum and Plasma Arcs, Particle accelerators and beam dynamics, Superconducting Materials and Applications and Fusion materials and technologies.

1. 1 Vacuum and Plasma Arcs Atomic and Molecular Physics, and Optics 1 works
2. 2 Particle accelerators and beam dynamics Aerospace Engineering 1 works
3. 3 Superconducting Materials and Applications Biomedical Engineering 1 works
4. 4 Fusion materials and technologies Materials Chemistry 1 works
5. 5 Electric and Hybrid Vehicle Technologies Automotive Engineering 1 works
6. 6 Mineral Processing and Grinding Mechanical Engineering 1 works
7. 7 Oil and Gas Production Techniques Ocean Engineering 1 works
8. 8 Spacecraft and Cryogenic Technologies Aerospace Engineering 0 works
9. 9 Advanced Combustion Engine Technologies Fluid Flow and Transfer Processes 0 works
10. 10 Belt Conveyor Systems Engineering Mechanical Engineering 0 works

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.

Output in 2018–2022 was 6% higher than in 2013–2017.