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American Superconductor (United States)

In research, American Superconductor (United States) stands highest in Physical Sciences (#3,551 of 21,541 worldwide), over all time.

amsc.comROR OpenAlex
World rank, all time
#6,018
of 42,892
Rank in United States
#1,392
of 8,685
Research works
246
▲ 4% vs 2013–17
Citations
6.5k
26.6 per fractional work
Top-10% rate
16.8%
record average 16.5%
Open access
14%
world 28%

What is American Superconductor (United States) 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
Physical SciencesDomain #3,551 of 21,541 33.1%232

Each strip is that field’s whole ranked pool, with the notch where American Superconductor (United States) 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).

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.

Computer Science: 1.37× its world share, 1 worksComputer ScienceEnergy: 5.79× its world share, 0 worksEnergyEngineering: 1.98× its world share, 3 worksEngineeringMaterials Science: 0.59× its world share, 0 worksMaterials SciencePhysics and Astronomy: 8.58× its world share, 2 worksPhysics and AstronomyHealth Professions: 0.34× its world share, 0 worksHealth ProfessionsNursing: 3.62× its world share, 0 worksNursingArts and Humanities: 6.47× its world share, 2 worksArts and HumanitiesSocial Sciences: 0.93× its world share, 1 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Physics and Astronomy, 8.6×. Every wedge is a field page.

Who are the top researchers at American Superconductor (United States)?

Ranked on the composite score, A. P. Malozemoff, S.S. Kalsi and S. Fleshler lead among researchers whose main affiliation is American Superconductor (United States).

  1. 1 A. P. Malozemoff United States · #81,274 worldwide 603 citations · 25 works
  2. 2 S.S. Kalsi United States · #510,994 worldwide 75 citations · 27 works
  3. 3 S. Fleshler United States · #645,886 worldwide 99 citations · 21 works
  4. 4 M.W. Rupich United States · #804,713 worldwide 89 citations · 24 works
  5. 5 A. Otto United States · #1,138,505 worldwide 49 citations · 15 works
All ranked researchers at American Superconductor (United States)

Which keywords describe research at American Superconductor (United States)?

By fractional works in all years, weighted toward what it does more of than the world: Critical Current Density, Cuprate Superconductors, High-Temperature Superconductivity, Nb3Sn Conductor, Superconducting Magnets, Power Electronics, Superconductivity and HVDC Transmission.

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

Size is fractional works in all years 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. Critical Current Density58▲ 439×2 topics
  2. Cuprate Superconductors54▲ 227×1 topic
  3. High-Temperature Superconductivity54▲ 227×1 topic
  4. Nb3Sn Conductor46▲ 470×1 topic
  5. Superconducting Magnets46▲ 470×1 topic
  6. Power Electronics25▲ 36×8 topics
  7. Superconductivity21▲ 28×7 topics
  8. HVDC Transmission21▲ 191×2 topics
  9. Fault Detection20▲ 67×2 topics
  10. Control Strategies20▲ 62×4 topics
  11. Voltage Control19▲ 143×2 topics
  12. Power Systems19▲ 94×2 topics
  13. Offshore Wind Farms19▲ 168×2 topics
  14. Modular Multilevel Converters19▲ 291×1 topic
  15. Voltage Source Converters19▲ 291×1 topic
  16. Renewable Energy12▲ 5.0×12 topics
  17. Magnesium Diboride12▲ 349×1 topic
  18. Multiple Gaps12▲ 349×1 topic
  19. Optimization10▲ 7.4×4 topics
  20. Energy Storage9▲ 9.6×4 topics
  21. Decentralized Control9▲ 49×2 topics
  22. Power System9▲ 32×3 topics
  23. Frequency Regulation8▲ 69×2 topics
  24. Automatic Generation Control8▲ 311×1 topic
  25. Load Frequency Control8▲ 311×1 topic
  26. Spintronics7▲ 14×3 topics
  27. Electronic Structure6▲ 11×4 topics
  28. Frustrated Magnets5▲ 48×1 topic
  29. Quantum Spin Liquids5▲ 48×1 topic
  30. Thermal Analysis5▲ 15×3 topics
  31. Nanowires5▲ 9.2×2 topics
  32. Smart Grid Applications5▲ 23×2 topics
  33. Control Systems5▲ 8.0×3 topics
  34. Renewable Energy Integration4▲ 6.2×5 topics
  35. Magnetocaloric Materials4▲ 29×1 topic
  36. Negative Ion Sources4▲ 33×1 topic
  37. Perovskites4▲ 29×1 topic
  38. Superconducting Cavities4▲ 33×1 topic
  39. Phasor Measurement Units4▲ 55×1 topic
  40. Power System Stability4▲ 55×1 topic

Which research topics does American Superconductor (United States) publish most on?

By volume in 2022–2025: Physics of Superconductivity and Magnetism, HVDC Systems and Fault Protection, Thermal Analysis in Power Transmission and Global Energy Security and Policy.

Physics of Superconducti…1Physics of Superconductivity and Magnetism: 1 fractional worksHVDC Systems and Fault P…1HVDC Systems and Fault Protection: 1 fractional worksThermal Analysis in Power Transmission: 0 fractional worksGlobal Energy Security and Policy: 0 fractional worksAdvanced Condensed Matter Physics: 0 fractional worksIntegrated Energy Systems Optimization: 0 fractional worksSuperconductivity in MgB…0Superconductivity in MgB2 and Alloys: 0 fractional worksHigh-Voltage Power Transmission Systems: 0 fractional worksTopic Modeling0Topic Modeling: 0 fractional worksArchaeological and Historical Studies: 0 fractional works
Condensed Matter PhysicsElectrical and Electronic EngineeringControl and Systems EngineeringGeneral Energy2 others

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

  1. 1 Physics of Superconductivity and Magnetism Condensed Matter Physics 1 works
  2. 2 HVDC Systems and Fault Protection Electrical and Electronic Engineering 1 works
  3. 3 Thermal Analysis in Power Transmission Control and Systems Engineering 0 works
  4. 4 Global Energy Security and Policy General Energy 0 works
  5. 5 Advanced Condensed Matter Physics Condensed Matter Physics 0 works
  6. 6 Integrated Energy Systems Optimization Electrical and Electronic Engineering 0 works
  7. 7 Superconductivity in MgB2 and Alloys Condensed Matter Physics 0 works
  8. 8 High-Voltage Power Transmission Systems Electrical and Electronic Engineering 0 works
  9. 9 Topic Modeling Artificial Intelligence 0 works
  10. 10 Archaeological and Historical Studies Archeology 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 available14.4%not open85.6%

World: 28% of research is openly available.

with international co-authors27.6%domestic only72.4%

World: 19% is written across borders.

How has American Superconductor (United States)'s research output changed?

Output in 2018–2022 was 4% 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 Ayer

All research institutions in Ayer

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.