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Company · St Louis · United States

Ameren (United States)

ameren.comROR OpenAlex
Research works
60
▲ 72% vs 2018-21
Citations
659
11.0 per fractional work
Top-10% rate
6.5%
all institutions 10.0%
Open access
17%
world 40%
International
17%
world 18%
Ameren (United States)

Not ranked overall: Ameren (United States) is under the volume floor below which an excellence rate is noise. Not ranked is not the same as ranked last.

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

In all years, 66% of research at Ameren (United States) is in Physical Sciences, 18% in Social Sciences. Its largest fields are Engineering (46%), Medicine (8%), Computer Science (7%). It does 1.6× the world's share of Physical Sciences.

Physical Sciences: 39 fractional works · 66.1% of its workEngineering: 28 fractional works · 46.4% of its workElectrical and Electronic Engineering: 9 fractional works · 15.4% of its workCivil and Structural Engineering: 4 fractional works · 6.1% of its workSafety, Risk, Reliability and Quality: 3 fractional works · 5.6% of its workControl and Systems Engineering: 3 fractional works · 5.4% of its workMechanical Engineering: 2 fractional works · 4.1% of its workComputational Mechanics: 1 fractional works · 2.0% of its workBiomedical Engineering: 1 fractional works · 2.0% of its workOcean Engineering: 1 fractional works · 2.0% of its workMechanics of Materials: 1 fractional works · 1.4% of its workAerospace Engineering: 1 fractional works · 1.1% of its workAutomotive Engineering: 0 fractional works · 0.8% of its workBuilding and Construction: 0 fractional works · 0.5% of its workComputer Science: 4 fractional works · 6.6% of its workArtificial Intelligence: 2 fractional works · 3.1% of its workComputer Networks and Communications: 1 fractional works · 2.2% of its workInformation Systems: 1 fractional works · 0.9% of its workHardware and Architecture: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.2% of its workEnvironmental Science: 3 fractional works · 5.2% of its workEcology: 1 fractional works · 1.2% of its workGlobal and Planetary Change: 1 fractional works · 1.0% of its workWater Science and Technology: 0 fractional works · 0.8% of its workEnvironmental Engineering: 0 fractional works · 0.7% of its workEcological Modeling: 0 fractional works · 0.6% of its workManagement, Monitoring, Policy and Law: 0 fractional works · 0.6% of its workNature and Landscape Conservation: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.2% of its workMaterials Science: 2 fractional works · 2.9% of its workMaterials Chemistry: 1 fractional works · 1.9% of its workGeneral Materials Science: 0 fractional works · 0.6% of its workMetals and Alloys: 0 fractional works · 0.5% of its workChemistry: 1 fractional works · 1.7% of its workOrganic Chemistry: 1 fractional works · 1.7% of its workPhysics and Astronomy: 1 fractional works · 0.9% of its workAstronomy and Astrophysics: 0 fractional works · 0.5% of its workNuclear and High Energy Physics: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.2% of its workEnergy: 0 fractional works · 0.7% of its workEnergy Engineering and Power Technology: 0 fractional works · 0.7% of its workChemical Engineering: 0 fractional works · 0.7% of its workChemical Health and Safety: 0 fractional works · 0.4% of its workFluid Flow and Transfer Processes: 0 fractional works · 0.3% of its workMathematics: 0 fractional works · 0.6% of its workStatistics and Probability: 0 fractional works · 0.6% of its workEarth and Planetary Sciences: 0 fractional works · 0.4% of its workAtmospheric Science: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workSocial Sciences: 10 fractional works · 17.6% of its workSocial Sciences: 3 fractional works · 5.5% of its workUrban Studies: 1 fractional works · 1.7% of its workSafety Research: 1 fractional works · 1.1% of its workEducation: 1 fractional works · 0.9% of its workSociology and Political Science: 0 fractional works · 0.6% of its workPolitical Science and International Relations: 0 fractional works · 0.4% of its workGeography, Planning and Development: 0 fractional works · 0.4% of its workTransportation: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.2% of its workBusiness, Management and Accounting: 2 fractional works · 3.7% of its workStrategy and Management: 1 fractional works · 1.1% of its workManagement Information Systems: 1 fractional works · 1.0% of its workBusiness and International Management: 0 fractional works · 0.6% of its workOrganizational Behavior and Human Resource Management: 0 fractional works · 0.5% of its workMarketing: 0 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.2% of its workPsychology: 2 fractional works · 2.7% of its workClinical Psychology: 1 fractional works · 1.1% of its workSocial Psychology: 1 fractional works · 1.1% of its workDevelopmental and Educational Psychology: 0 fractional works · 0.6% of its workDecision Sciences: 2 fractional works · 2.6% of its workManagement Science and Operations Research: 1 fractional works · 1.8% of its workStatistics, Probability and Uncertainty: 0 fractional works · 0.8% of its workEconomics, Econometrics and Finance: 1 fractional works · 1.8% of its workEconomics and Econometrics: 1 fractional works · 1.8% of its workArts and Humanities: 1 fractional works · 1.3% of its workHistory: 0 fractional works · 0.4% of its workLiterature and Literary Theory: 0 fractional works · 0.3% of its workVisual Arts and Performing Arts: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.4% of its workHealth Sciences: 6 fractional works · 10.6% of its workMedicine: 5 fractional works · 7.9% of its workPublic Health, Environmental and Occupational Health: 1 fractional works · 2.0% of its workCardiology and Cardiovascular Medicine: 1 fractional works · 1.5% of its workEmergency Medicine: 0 fractional works · 0.8% of its workInternal Medicine: 0 fractional works · 0.7% of its workGastroenterology: 0 fractional works · 0.6% of its workAnesthesiology and Pain Medicine: 0 fractional works · 0.3% of its workCritical Care and Intensive Care Medicine: 0 fractional works · 0.3% of its workFamily Practice: 0 fractional works · 0.3% of its workGeriatrics and Gerontology: 0 fractional works · 0.3% of its workSurgery: 0 fractional works · 0.3% of its workPhysiology: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.6% of its workHealth Professions: 1 fractional works · 2.0% of its workGeneral Health Professions: 1 fractional works · 1.7% of its workRadiological and Ultrasound Technology: 0 fractional works · 0.3% of its workVeterinary: 0 fractional works · 0.5% of its workSmall Animals: 0 fractional works · 0.5% of its workDentistry: 0 fractional works · 0.2% of its workLife Sciences: 3 fractional works · 5.7% of its workAgricultural and Biological Sciences: 2 fractional works · 2.6% of its workAnimal Science and Zoology: 1 fractional works · 1.3% of its workSoil Science: 0 fractional works · 0.6% of its workInsect Science: 0 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.5% of its workBiochemistry, Genetics and Molecular Biology: 1 fractional works · 1.3% of its workGenetics: 1 fractional works · 1.1% of its workSmaller subfields together: 0 fractional works · 0.2% of its workImmunology and Microbiology: 1 fractional works · 1.3% of its workImmunology: 1 fractional works · 1.0% of its workParasitology: 0 fractional works · 0.3% of its workPharmacology, Toxicology and Pharmaceutics: 0 fractional works · 0.3% of its workPharmacology: 0 fractional works · 0.3% of its workNeuroscience: 0 fractional works · 0.1% of its workALL ITS WORKAmeren (UnitedStates)60fractional works, all years
Life Sciences6%Physical Sciences66%Health Sciences11%Social Sciences18%

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 25 fields, with their numbers
    1. Engineering2846.4%
    2. Computer Science46.6%
    3. Environmental Science35.2%
    4. Materials Science22.9%
    5. Chemistry11.7%
    6. Physics and Astronomy10.9%
    7. Energy00.7%
    8. Chemical Engineering00.7%
    9. Mathematics00.6%
    10. Earth and Planetary Sciences00.4%
    1. Social Sciences35.5%
    2. Business, Management and Accounting23.7%
    3. Psychology22.7%
    4. Decision Sciences22.6%
    5. Economics, Econometrics and Finance11.8%
    6. Arts and Humanities11.3%
    1. Medicine57.9%
    2. Health Professions12.0%
    3. Veterinary00.5%
    4. Dentistry00.2%
    1. Agricultural and Biological Sciences22.6%
    2. Biochemistry, Genetics and Molecular Biology11.3%
    3. Immunology and Microbiology11.3%
    4. Pharmacology, Toxicology and Pharmaceutics00.3%
    5. Neuroscience00.1%
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: 0.16× its world share, 0 worksAgricultural and Bio…Immunology and Microbiology: 1.61× its world share, 0 worksImmunology and Micro…Computer Science: 1.21× its world share, 1 worksComputer ScienceEnergy: 1.63× its world share, 0 worksEnergyEngineering: 4.46× its world share, 8 worksEngineeringEnvironmental Science: 1.10× its world share, 1 worksEnvironmental ScienceMathematics: 2.54× its world share, 0 worksMathematicsHealth Professions: 1.13× its world share, 0 worksHealth ProfessionsArts and Humanities: 0.17× its world share, 0 worksArts and HumanitiesBusiness, Management and Accounting: 0.46× its world share, 0 worksBusiness, Management…Decision Sciences: 4.64× its world share, 0 worksDecision SciencesSocial Sciences: 0.15× its world share, 0 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Decision Sciences, 4.6×. Every wedge is a field page.

All 12 fields, with their numbers
  1. Decision Sciences4.64×0 works
  2. Engineering4.46×8 works
  3. Mathematics2.54×0 works
  4. Energy1.63×0 works
  5. Immunology and Microbiology1.61×0 works
  6. Computer Science1.21×1 works
  7. Health Professions1.13×0 works
  8. Environmental Science1.10×1 works
  9. Business, Management and Accounting0.46×0 works
  10. Arts and Humanities0.17×0 works
  11. Agricultural and Biological Sciences0.16×0 works
  12. Social Sciences0.15×0 works

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

The most cited paper from Ameren (United States) is "Use of situational judgment tests to predict job performance: A clarification of the literature." (Michael A. McDaniel, Frederick P. Morgeson, Elizabeth Bruhn Finnegan et al., 2001), with 452 citations. Next come "Process design and performance analysis of a Staged, Pressurized Oxy-Combustion (SPOC) power plant for carbon capture" (163) and "Suitability-sensitivity analysis of nature-based tourism using geographic information systems and analytic hierarchy process" (111).

Most cited papers
#PaperReleasedCitations
1 Use of situational judgment tests to predict job performance: A clarification of the literature. Michael A. McDaniel, Frederick P. Morgeson, Elizabeth Bruhn Finnegan et al. · Journal of Applied Psychology 2001 452
2 Process design and performance analysis of a Staged, Pressurized Oxy-Combustion (SPOC) power plant for carbon capture Akshay Gopan, Benjamin M. Kumfer, Jeffrey N. Phillips et al. · Applied Energy 16 Apr 2014 163
3 Suitability-sensitivity analysis of nature-based tourism using geographic information systems and analytic hierarchy process Ishwar Dhami, Jinyang Deng, Michael P. Strager et al. · Journal of Ecotourism 7 Jun 2016 111
4 5.5.1 An Overview of the SysML‐Modelica Transformation Specification Christiaan J. J. Paredis, Yves A. Bernard, Roger M. Burkhart et al. · INCOSE International Symposium Conference paperOpen access Jul 2010 109
5 A Hybrid LSTM-Transformer Model for Power Load Forecasting Vasileios Pentsos, Spyros Tragoudas, Jason Wibbenmeyer et al. · IEEE Transactions on Smart Grid 13 Feb 2025 86
All 69 most cited papers, with filters and sorting

Which keywords describe research at Ameren (United States)?

By fractional works in all years, weighted toward what it does more of than the world: Smart Grid, Power System, Renewable Energy, Machine Learning, Energy Storage, Reliability Evaluation, Maintenance Scheduling and Wind Power.

▲ 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. Machine Learning4▲ 3.2×10 topics
  2. Renewable Energy4▲ 5.8×6 topics
  3. Smart Grid3▲ 20×5 topics
  4. Power System3▲ 48×2 topics
  5. Deep Learning3▲ 2.4×5 topics
  6. Energy Storage3▲ 11×2 topics
  7. Reliability Evaluation3▲ 83×2 topics
  8. Maintenance Scheduling2▲ 245×1 topic
  9. Wind Power2▲ 50×1 topic
  10. Anomaly Detection2▲ 18×4 topics
  11. Renewable Energy Integration2▲ 12×5 topics
  12. Power Electronics2▲ 10×5 topics
  13. Big Data2▲ 5.1×4 topics
  14. Detection2▲ 9.0×2 topics
  15. Smart Grids2▲ 80×2 topics
  16. CFD Simulation2▲ 21×3 topics
  17. Seismic2▲ 48×1 topic
  18. Tunnel2▲ 33×1 topic
  19. Data Integration1▲ 9.3×2 topics
  20. Distributed Generation1▲ 34×2 topics
  21. Finite Element Analysis1▲ 9.2×3 topics
  22. Smart Grid Applications1▲ 23×2 topics
  23. Game Theory1▲ 14×2 topics
  24. Time Series Analysis1▲ 18×2 topics
  25. Demand Response1▲ 34×1 topic
  26. Energy Management1▲ 17×1 topic
  27. Fault Detection1▲ 15×3 topics
  28. Wavelet Transform1▲ 9.7×2 topics
  29. Advanced Metering Infrastructure1▲ 309×1 topic
  30. CIM XML1▲ 50×1 topic
  31. Child Injury1▲ 57×1 topic
  32. Common Information Model1▲ 50×1 topic
  33. Cyclone Separator1▲ 90×1 topic
  34. Data Cleaning1▲ 72×1 topic
  35. Electricity Theft1▲ 309×1 topic
  36. Nb3Sn Conductor1▲ 42×1 topic
  37. Particle Flow1▲ 90×1 topic
  38. Record Linkage1▲ 72×1 topic
  39. Shrinking Cities1▲ 78×1 topic
  40. Superconducting Magnets1▲ 42×1 topic

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

By volume in 2022-now: Superconducting Materials and Applications, Energy Load and Power Forecasting, Geotechnical Engineering and Underground Structures and Smart Grid Energy Management.

Superconducting Material…1Superconducting Materials and Applications: 1 fractional worksEnergy Load and Power Forecasting: 1 fractional worksGeotechnical Engineering…0Geotechnical Engineering and Underground Structures: 0 fractional worksSmart Grid Energy Manage…0Smart Grid Energy Management: 0 fractional worksPower Quality and Harmonics: 0 fractional worksStatistics Education and Methodologies: 0 fractional worksGeotechnical Engineering and Soil Stabilization: 0 fractional worksSmart Grid Security and Resilience: 0 fractional worksMechanical stress and fatigue analysis: 0 fractional worksData Analysis with R0Data Analysis with R: 0 fractional works
Biomedical EngineeringElectrical and Electronic EngineeringCivil and Structural EngineeringStatistics and Probability3 others

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

  1. 1 Superconducting Materials and Applications Biomedical Engineering 1 works
  2. 2 Energy Load and Power Forecasting Electrical and Electronic Engineering 1 works
  3. 3 Geotechnical Engineering and Underground Structures Civil and Structural Engineering 0 works
  4. 4 Smart Grid Energy Management Electrical and Electronic Engineering 0 works
  5. 5 Power Quality and Harmonics Electrical and Electronic Engineering 0 works
  6. 6 Statistics Education and Methodologies Statistics and Probability 0 works
  7. 7 Geotechnical Engineering and Soil Stabilization Civil and Structural Engineering 0 works
  8. 8 Smart Grid Security and Resilience Control and Systems Engineering 0 works
  9. 9 Mechanical stress and fatigue analysis Mechanics of Materials 0 works
  10. 10 Data Analysis with R Artificial Intelligence 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 available17.3%not open82.7%

World: 40% of research is openly available.

with international co-authors16.9%domestic only83.1%

World: 18% is written across borders.

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

Output in 2022-2025 was 72% 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 Ameren (United States) as a percentage of every work published that year, 0.000018% in 2024.

still counting0.00020%0.00040%Ameren (United States)0.000072% in 20251990200020102020

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

Other research institutions in St Louis

All research institutions in St Louis

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners have tabs of their own, above.

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