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Company · Livonia · United States

A123 Systems (United States)

In research, A123 Systems (United States) stands highest in Physical Sciences (#10,131 of 17,446 worldwide), over all time.

a123systems.comROR OpenAlex
World rank, all time
#26,246
of 34,923
Rank in United States
#5,494
of 7,310
Research works
175
▲ 12% vs 2018-21
Citations
4.4k
25.2 per fractional work
Top-10% rate
12.1%
all institutions 10.0%
vs its own fields
0.99×
1.00× is exactly expected
Open access
24%
world 40%
International
12%
world 18%
A123 Systems (United States)

What is A123 Systems (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 #10,131 of 17,446 10.4%134

Each strip is that field's whole ranked pool, with the notch where A123 Systems (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 average mark, because the average differs by field (from about 6% in Dentistry to 21% in Economics).

Which fields of science does A123 Systems (United States) work in?

In all years, 77% of research at A123 Systems (United States) is in Physical Sciences, 12% in Social Sciences. Its largest fields are Engineering (48%), Computer Science (13%), Medicine (4%). It does 1.9× the world's share of Physical Sciences.

Physical Sciences: 134 fractional works · 76.9% of its workEngineering: 83 fractional works · 47.6% of its workElectrical and Electronic Engineering: 35 fractional works · 19.8% of its workAutomotive Engineering: 13 fractional works · 7.5% of its workAerospace Engineering: 11 fractional works · 6.5% of its workBiomedical Engineering: 7 fractional works · 3.9% of its workControl and Systems Engineering: 6 fractional works · 3.3% of its workMechanical Engineering: 3 fractional works · 1.9% of its workCivil and Structural Engineering: 3 fractional works · 1.5% of its workIndustrial and Manufacturing Engineering: 2 fractional works · 1.0% of its workComputational Mechanics: 2 fractional works · 0.9% of its workMechanics of Materials: 1 fractional works · 0.5% of its workOcean Engineering: 1 fractional works · 0.4% of its workMedia Technology: 0 fractional works · 0.3% of its workComputer Science: 22 fractional works · 12.8% of its workComputer Networks and Communications: 6 fractional works · 3.3% of its workHardware and Architecture: 4 fractional works · 2.5% of its workArtificial Intelligence: 4 fractional works · 2.5% of its workInformation Systems: 3 fractional works · 1.5% of its workComputer Vision and Pattern Recognition: 2 fractional works · 1.3% of its workComputational Theory and Mathematics: 2 fractional works · 0.9% of its workSignal Processing: 1 fractional works · 0.5% of its workSmaller subfields together: 1 fractional works · 0.4% of its workPhysics and Astronomy: 8 fractional works · 4.3% of its workAtomic and Molecular Physics, and Optics: 3 fractional works · 1.5% of its workStatistical and Nonlinear Physics: 2 fractional works · 1.4% of its workAstronomy and Astrophysics: 2 fractional works · 1.1% of its workInstrumentation: 0 fractional works · 0.3% of its workMaterials Science: 6 fractional works · 3.2% of its workMaterials Chemistry: 3 fractional works · 1.5% of its workPolymers and Plastics: 1 fractional works · 0.7% of its workElectronic, Optical and Magnetic Materials: 1 fractional works · 0.6% of its workSurfaces, Coatings and Films: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.2% of its workMathematics: 5 fractional works · 2.9% of its workStatistics and Probability: 2 fractional works · 1.2% of its workMathematical Physics: 2 fractional works · 1.0% of its workApplied Mathematics: 1 fractional works · 0.5% of its workSmaller subfields together: 0 fractional works · 0.1% of its workChemistry: 4 fractional works · 2.0% of its workSpectroscopy: 2 fractional works · 0.9% of its workOrganic Chemistry: 1 fractional works · 0.6% of its workPhysical and Theoretical Chemistry: 0 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.3% of its workEarth and Planetary Sciences: 3 fractional works · 1.7% of its workSpace and Planetary Science: 1 fractional works · 0.8% of its workOceanography: 0 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.6% of its workEnvironmental Science: 1 fractional works · 0.8% of its workGlobal and Planetary Change: 1 fractional works · 0.4% of its workSmaller subfields together: 1 fractional works · 0.5% of its workEnergy: 1 fractional works · 0.8% of its workRenewable Energy, Sustainability and the Environment: 1 fractional works · 0.7% of its workSmaller subfields together: 0 fractional works · 0.2% of its workChemical Engineering: 1 fractional works · 0.7% of its workBioengineering: 1 fractional works · 0.7% of its workSocial Sciences: 22 fractional works · 12.3% of its workSocial Sciences: 6 fractional works · 3.5% of its workSociology and Political Science: 3 fractional works · 1.5% of its workGender Studies: 1 fractional works · 0.6% of its workEducation: 1 fractional works · 0.4% of its workTransportation: 1 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.6% of its workBusiness, Management and Accounting: 6 fractional works · 3.3% of its workManagement Information Systems: 3 fractional works · 1.8% of its workAccounting: 1 fractional works · 0.7% of its workStrategy and Management: 1 fractional works · 0.6% of its workSmaller subfields together: 0 fractional works · 0.2% of its workDecision Sciences: 4 fractional works · 2.4% of its workManagement Science and Operations Research: 2 fractional works · 1.2% of its workStatistics, Probability and Uncertainty: 2 fractional works · 1.1% of its workPsychology: 3 fractional works · 1.8% of its workSocial Psychology: 2 fractional works · 1.2% of its workSmaller subfields together: 1 fractional works · 0.6% of its workEconomics, Econometrics and Finance: 2 fractional works · 1.0% of its workEconomics and Econometrics: 1 fractional works · 0.7% of its workFinance: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workArts and Humanities: 1 fractional works · 0.5% of its workLiterature and Literary Theory: 1 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.1% of its workHealth Sciences: 12 fractional works · 6.9% of its workMedicine: 8 fractional works · 4.4% of its workCardiology and Cardiovascular Medicine: 1 fractional works · 0.7% of its workOncology: 1 fractional works · 0.7% of its workSurgery: 1 fractional works · 0.5% of its workPublic Health, Environmental and Occupational Health: 1 fractional works · 0.3% of its workRadiology, Nuclear Medicine and Imaging: 1 fractional works · 0.3% of its workAnatomy: 0 fractional works · 0.3% of its workPulmonary and Respiratory Medicine: 0 fractional works · 0.2% of its workSmaller subfields together: 2 fractional works · 1.2% of its workHealth Professions: 4 fractional works · 2.3% of its workHealth Information Management: 3 fractional works · 1.5% of its workGeneral Health Professions: 1 fractional works · 0.3% of its workMedical Terminology: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.2% of its workNursing: 0 fractional works · 0.2% of its workVeterinary: 0 fractional works · 0.1% of its workLife Sciences: 7 fractional works · 3.8% of its workBiochemistry, Genetics and Molecular Biology: 5 fractional works · 3.0% of its workMolecular Biology: 2 fractional works · 1.2% of its workCell Biology: 1 fractional works · 0.6% of its workCancer Research: 1 fractional works · 0.5% of its workGenetics: 1 fractional works · 0.4% of its workBiophysics: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workAgricultural and Biological Sciences: 1 fractional works · 0.3% of its workImmunology and Microbiology: 1 fractional works · 0.3% of its workNeuroscience: 0 fractional works · 0.2% of its workALL ITS WORKA123 Systems(United States)175fractional works, all years
Life Sciences4%Physical Sciences77%Health Sciences7%Social Sciences12%

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 24 fields, with their numbers
    1. Engineering8347.6%
    2. Computer Science2212.8%
    3. Physics and Astronomy84.3%
    4. Materials Science63.2%
    5. Mathematics52.9%
    6. Chemistry42.0%
    7. Earth and Planetary Sciences31.7%
    8. Environmental Science10.8%
    9. Energy10.8%
    10. Chemical Engineering10.7%
    1. Social Sciences63.5%
    2. Business, Management and Accounting63.3%
    3. Decision Sciences42.4%
    4. Psychology31.8%
    5. Economics, Econometrics and Finance21.0%
    6. Arts and Humanities10.5%
    1. Medicine84.4%
    2. Health Professions42.3%
    3. Nursing00.2%
    4. Veterinary00.1%
    1. Biochemistry, Genetics and Molecular Biology53.0%
    2. Agricultural and Biological Sciences10.3%
    3. Immunology and Microbiology10.3%
    4. Neuroscience00.2%
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: 0.15× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.91× its world share, 2 worksBiochemistry, Geneti…Immunology and Microbiology: 1.26× its world share, 0 worksImmunology and Micro…Chemistry: 1.34× its world share, 0 worksChemistryComputer Science: 1.35× its world share, 2 worksComputer ScienceEnergy: 0.76× its world share, 0 worksEnergyEngineering: 3.48× its world share, 8 worksEngineeringMaterials Science: 1.16× its world share, 1 worksMaterials ScienceMathematics: 1.34× its world share, 0 worksMathematicsHealth Professions: 0.67× its world share, 0 worksHealth ProfessionsMedicine: 0.58× its world share, 2 worksMedicineVeterinary: 7.75× its world share, 0 worksVeterinaryBusiness, Management and Accounting: 0.39× its world share, 0 worksBusiness, Management…Social Sciences: 0.12× its world share, 0 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Veterinary, 7.8×. Every wedge is a field page.

All 14 fields, with their numbers
  1. Veterinary7.75×0 works
  2. Engineering3.48×8 works
  3. Biochemistry, Genetics and Molecular Biology1.91×2 works
  4. Computer Science1.35×2 works
  5. Chemistry1.34×0 works
  6. Mathematics1.34×0 works
  7. Immunology and Microbiology1.26×0 works
  8. Materials Science1.16×1 works
  9. Energy0.76×0 works
  10. Health Professions0.67×0 works
  11. Medicine0.58×2 works
  12. Business, Management and Accounting0.39×0 works
  13. Agricultural and Biological Sciences0.15×0 works
  14. Social Sciences0.12×0 works

Who are the top researchers at A123 Systems (United States)?

Ranked on the quality score, Jun Wang, E. Wilkinson and T. Gomi lead among researchers whose main affiliation is A123 Systems (United States).

  1. 1 Jun Wang United States · #375,448 worldwide 4.5k citations · 48 works
  2. 2 E. Wilkinson United States · #3,292,640 worldwide 1.6k citations · 16 works
  3. 3 T. Gomi United States · #4,293,975 worldwide 415 citations · 36 works
All ranked researchers at A123 Systems (United States)

What are the most cited papers from A123 Systems (United States)?

The most cited paper from A123 Systems (United States) is "Temperature effect and thermal impact in lithium-ion batteries: A review" (Shuai Ma, Modi Jiang, Peng Tao et al., 2018), with 1,662 citations. Next come "Current and future lithium-ion battery manufacturing" (769) and "Anode‐Free Rechargeable Lithium Metal Batteries" (754).

Most cited papers
#PaperReleasedCitations
1 Temperature effect and thermal impact in lithium-ion batteries: A review Shuai Ma, Modi Jiang, Peng Tao et al. · Progress in Natural Science Materials International Open access 28 Nov 2018 1,662
2 Current and future lithium-ion battery manufacturing Yangtao Liu, Ruihan Zhang, Jun Wang et al. · iScience Open access 20 Mar 2021 769
3 Anode‐Free Rechargeable Lithium Metal Batteries Jiangfeng Qian, Brian D. Adams, Jianming Zheng et al. · Advanced Functional Materials 18 Aug 2016 754
4 Battery Energy Storage System (BESS) and Battery Management System (BMS) for Grid-Scale Applications Matthew T Lawder, Bharatkumar Suthar, Paul W. C. Northrop et al. · Proceedings of the IEEE 7 May 2014 718
5 The Operational Analysis of Queueing Network Models Peter J. Denning, Jeffrey P. Buzen · ACM Computing Surveys Open access Sep 1978 582
All 60 most cited papers, with filters and sorting

Which keywords describe research at A123 Systems (United States)?

By fractional works in all years, weighted toward what it does more of than the world: Lithium-ion Batteries, Cathode Materials, Electric Vehicles, Battery Management Systems, Thermal Runaway, Battery Technology, Energy Storage and Rechargeable Batteries.

▲ 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. Lithium-ion Batteries20▲ 46×3 topics
  2. Cathode Materials15▲ 40×3 topics
  3. Electric Vehicles13▲ 47×4 topics
  4. Battery Management Systems11▲ 81×1 topic
  5. Thermal Runaway11▲ 81×1 topic
  6. Battery Technology10▲ 33×3 topics
  7. Energy Storage9▲ 14×5 topics
  8. Rechargeable Batteries9▲ 34×2 topics
  9. Battery Materials8▲ 50×1 topic
  10. Nanostructured Anodes8▲ 50×1 topic
  11. Machine Learning7▲ 1.81×18 topics
  12. Lithium-Sulfur Batteries6▲ 33×1 topic
  13. Solid-State Electrolytes6▲ 53×1 topic
  14. Wireless Communications4▲ 16×3 topics
  15. Metamaterial4▲ 26×2 topics
  16. Energy Efficiency4▲ 2.7×10 topics
  17. Parallel Computing4▲ 12×3 topics
  18. Antenna4▲ 29×1 topic
  19. Microstrip4▲ 29×1 topic
  20. Genetic Algorithms3▲ 12×3 topics
  21. Artificial Neural Networks3▲ 4.3×2 topics
  22. Optimization3▲ 3.3×2 topics
  23. High-Performance Computing3▲ 12×2 topics
  24. Smart Grid3▲ 6.2×6 topics
  25. Distributed Systems3▲ 6.9×5 topics
  26. Antenna Arrays3▲ 54×1 topic
  27. Particle Swarm Optimization3▲ 15×1 topic
  28. GPU Computing3▲ 22×1 topic
  29. Performance Optimization3▲ 15×1 topic
  30. Fault Tolerance2▲ 6.8×4 topics
  31. Power Electronics2▲ 5.0×5 topics
  32. Dynamic Scheduling2▲ 23×2 topics
  33. Energy Management2▲ 11×2 topics
  34. Call Center2▲ 65×1 topic
  35. Queueing Systems2▲ 65×1 topic
  36. Complex Adaptive Systems2▲ 29×2 topics
  37. LiDAR2▲ 28×2 topics
  38. Microwave Filters2▲ 15×1 topic
  39. Substrate Integrated Waveguide2▲ 15×1 topic
  40. Wireless Power Transfer2▲ 14×2 topics

Which research topics does A123 Systems (United States) publish most on?

By volume in 2022-now: Advanced Battery Technologies Research, Advancements in Battery Materials, Advanced Battery Materials and Technologies and Radiomics and Machine Learning in Medical Imaging.

Advanced Battery Technol…3Advanced Battery Technologies Research: 3 fractional worksAdvancements in Battery Materials: 2 fractional worksAdvanced Battery Materia…2Advanced Battery Materials and Technologies: 2 fractional worksRadiomics and Machine Le…0Radiomics and Machine Learning in Medical Imaging: 0 fractional worksCancer Genomics and Diagnostics: 0 fractional worksProtein Degradation and Inhibitors: 0 fractional worksComputational Drug Discovery Methods: 0 fractional worksHuman Mobility and Location-Based Analysis: 0 fractional worksCOVID-19 epidemiological studies: 0 fractional worksClick Chemistry and Applications: 0 fractional works
Automotive EngineeringElectrical and Electronic EngineeringRadiology, Nuclear Medicine and ImagingCancer Research5 others

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

  1. 1 Advanced Battery Technologies Research Automotive Engineering 3 works
  2. 2 Advancements in Battery Materials Electrical and Electronic Engineering 2 works
  3. 3 Advanced Battery Materials and Technologies Electrical and Electronic Engineering 2 works
  4. 4 Radiomics and Machine Learning in Medical Imaging Radiology, Nuclear Medicine and Imaging 0 works
  5. 5 Cancer Genomics and Diagnostics Cancer Research 0 works
  6. 6 Protein Degradation and Inhibitors Molecular Biology 0 works
  7. 7 Computational Drug Discovery Methods Computational Theory and Mathematics 0 works
  8. 8 Human Mobility and Location-Based Analysis Transportation 0 works
  9. 9 COVID-19 epidemiological studies Modeling and Simulation 0 works
  10. 10 Click Chemistry and Applications Organic Chemistry 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 available23.6%not open76.4%

World: 40% of research is openly available.

with international co-authors12.2%domestic only87.8%

World: 18% is written across borders.

How has A123 Systems (United States)'s research output changed?

Output in 2022-2025 was 12% 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 A123 Systems (United States) as a percentage of every work published that year, 0.00011% in 2024.

still counting0.00020%0.00040%0.00060%A123 Systems (United States)0.000075% in 202519801990200020102020

Fractional works of A123 Systems (United States) over all fractional works that year. How the balance of science has shifted.

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A123 Systems (United States) on Science Explorer

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