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Company · Huntsville · United States

Systems Dynamics (United States)

In research, Systems Dynamics (United States) stands highest in Physical Sciences (#4,987 of 17,446 worldwide) and Engineering (#4,252 of 9,532 worldwide), over all time.

sdi-inc.comROR OpenAlex
World rank, 2022-now
#15,884
of 22,385 · #10,428 all time
Rank in United States
#2,290
of 3,332
Research works
460
▲ 84% vs 2018-21
Citations
6.1k
13.2 per fractional work
Top-10% rate
9.0%
all institutions 10.0%
vs its own fields
1.01×
1.00× is exactly expected
Open access
36%
world 40%
International
27%
world 18%
Systems Dynamics (United States)

What is Systems Dynamics (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 #4,987 of 17,446 9.5%322
EngineeringField #4,252 of 9,532 9.2%197

Each strip is that field's whole ranked pool, with the notch where Systems Dynamics (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 Systems Dynamics (United States) work in?

In 2022-now, 66% of research at Systems Dynamics (United States) is in Physical Sciences, 17% in Life Sciences. Its largest fields are Engineering (34%), Physics and Astronomy (9%), Neuroscience (8%). It does 1.6× the world's share of Physical Sciences.

Physical Sciences: 77 fractional works · 65.6% of its workEngineering: 40 fractional works · 34.3% of its workAerospace Engineering: 8 fractional works · 7.0% of its workControl and Systems Engineering: 5 fractional works · 4.3% of its workBiomedical Engineering: 5 fractional works · 3.9% of its workCivil and Structural Engineering: 4 fractional works · 3.8% of its workComputational Mechanics: 4 fractional works · 3.6% of its workMechanical Engineering: 4 fractional works · 3.4% of its workMechanics of Materials: 2 fractional works · 2.1% of its workElectrical and Electronic Engineering: 2 fractional works · 1.7% of its workAutomotive Engineering: 2 fractional works · 1.4% of its workOcean Engineering: 1 fractional works · 1.0% of its workBuilding and Construction: 1 fractional works · 0.7% of its workIndustrial and Manufacturing Engineering: 1 fractional works · 0.7% of its workArchitecture: 0 fractional works · 0.3% of its workSafety, Risk, Reliability and Quality: 0 fractional works · 0.2% of its workMedia Technology: 0 fractional works · 0.2% of its workPhysics and Astronomy: 10 fractional works · 8.7% of its workNuclear and High Energy Physics: 3 fractional works · 2.6% of its workStatistical and Nonlinear Physics: 2 fractional works · 2.1% of its workAstronomy and Astrophysics: 2 fractional works · 2.0% of its workAtomic and Molecular Physics, and Optics: 1 fractional works · 1.1% of its workCondensed Matter Physics: 1 fractional works · 0.5% of its workInstrumentation: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workComputer Science: 9 fractional works · 8.1% of its workComputational Theory and Mathematics: 4 fractional works · 3.2% of its workComputer Networks and Communications: 2 fractional works · 1.7% of its workComputer Vision and Pattern Recognition: 1 fractional works · 1.1% of its workArtificial Intelligence: 1 fractional works · 0.9% of its workComputer Graphics and Computer-Aided Design: 1 fractional works · 0.6% of its workHardware and Architecture: 0 fractional works · 0.3% of its workInformation Systems: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workMathematics: 6 fractional works · 5.4% of its workGeometry and Topology: 3 fractional works · 2.9% of its workMathematical Physics: 2 fractional works · 1.3% of its workApplied Mathematics: 1 fractional works · 0.7% of its workNumerical Analysis: 0 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.1% of its workMaterials Science: 5 fractional works · 4.0% of its workMaterials Chemistry: 2 fractional works · 2.1% of its workBiomaterials: 1 fractional works · 0.7% of its workPolymers and Plastics: 1 fractional works · 0.6% of its workElectronic, Optical and Magnetic Materials: 1 fractional works · 0.5% of its workSmaller subfields together: 0 fractional works · 0.2% of its workEnvironmental Science: 3 fractional works · 2.7% of its workEnvironmental Engineering: 1 fractional works · 0.9% of its workGlobal and Planetary Change: 1 fractional works · 0.6% of its workPollution: 0 fractional works · 0.3% of its workWater Science and Technology: 0 fractional works · 0.3% of its workHealth, Toxicology and Mutagenesis: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.4% of its workEarth and Planetary Sciences: 1 fractional works · 1.1% of its workAtmospheric Science: 1 fractional works · 0.5% of its workGeophysics: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.3% of its workChemical Engineering: 1 fractional works · 0.9% of its workFluid Flow and Transfer Processes: 1 fractional works · 0.6% of its workBioengineering: 0 fractional works · 0.3% of its workEnergy: 0 fractional works · 0.3% of its workRenewable Energy, Sustainability and the Environment: 0 fractional works · 0.3% of its workChemistry: 0 fractional works · 0.2% of its workLife Sciences: 19 fractional works · 16.6% of its workNeuroscience: 10 fractional works · 8.3% of its workCognitive Neuroscience: 8 fractional works · 6.8% of its workCellular and Molecular Neuroscience: 1 fractional works · 1.2% of its workDevelopmental Neuroscience: 0 fractional works · 0.3% of its workBiochemistry, Genetics and Molecular Biology: 8 fractional works · 6.9% of its workMolecular Biology: 5 fractional works · 4.3% of its workCell Biology: 2 fractional works · 1.3% of its workBiophysics: 0 fractional works · 0.4% of its workBiotechnology: 0 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.6% of its workAgricultural and Biological Sciences: 1 fractional works · 1.1% of its workPlant Science: 1 fractional works · 0.9% of its workSmaller subfields together: 0 fractional works · 0.2% of its workImmunology and Microbiology: 0 fractional works · 0.3% of its workImmunology: 0 fractional works · 0.3% of its workSocial Sciences: 13 fractional works · 11.1% of its workSocial Sciences: 7 fractional works · 6.3% of its workPolitical Science and International Relations: 3 fractional works · 2.9% of its workSociology and Political Science: 1 fractional works · 1.2% of its workEducation: 1 fractional works · 0.5% of its workGender Studies: 0 fractional works · 0.4% of its workAnthropology: 0 fractional works · 0.3% of its workCultural Studies: 0 fractional works · 0.3% of its workDemography: 0 fractional works · 0.3% of its workSafety Research: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.2% of its workPsychology: 2 fractional works · 1.4% of its workSocial Psychology: 1 fractional works · 0.6% of its workClinical Psychology: 0 fractional works · 0.4% of its workDevelopmental and Educational Psychology: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workArts and Humanities: 1 fractional works · 1.2% of its workLiterature and Literary Theory: 0 fractional works · 0.3% of its workPhilosophy: 0 fractional works · 0.3% of its workReligious studies: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.3% of its workDecision Sciences: 1 fractional works · 1.0% of its workManagement Science and Operations Research: 1 fractional works · 0.5% of its workInformation Systems and Management: 0 fractional works · 0.3% of its workStatistics, Probability and Uncertainty: 0 fractional works · 0.3% of its workEconomics, Econometrics and Finance: 1 fractional works · 0.9% of its workEconomics and Econometrics: 1 fractional works · 0.8% of its workSmaller subfields together: 0 fractional works · 0.1% of its workBusiness, Management and Accounting: 0 fractional works · 0.3% of its workManagement of Technology and Innovation: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workHealth Sciences: 8 fractional works · 6.8% of its workMedicine: 6 fractional works · 5.2% of its workOrthopedics and Sports Medicine: 2 fractional works · 1.9% of its workPulmonary and Respiratory Medicine: 1 fractional works · 0.9% of its workPublic Health, Environmental and Occupational Health: 1 fractional works · 0.5% of its workPhysiology: 0 fractional works · 0.3% of its workPediatrics, Perinatology and Child Health: 0 fractional works · 0.3% of its workReproductive Medicine: 0 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 1.0% of its workHealth Professions: 2 fractional works · 1.5% of its workGeneral Health Professions: 1 fractional works · 0.9% of its workPhysical Therapy, Sports Therapy and Rehabilitation: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.3% of its workNursing: 0 fractional works · 0.1% of its workALL ITS WORKSystems Dynamics(United States)117fractional works, 2022-now
Life Sciences17%Physical Sciences66%Health Sciences7%Social Sciences11%

Each ring splits the one inside it: the four domains of science, their fields, their subfields. Size is fractional works in 2022-now. 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 23 fields, with their numbers
    1. Engineering4034.3%
    2. Physics and Astronomy108.7%
    3. Computer Science98.1%
    4. Mathematics65.4%
    5. Materials Science54.0%
    6. Environmental Science32.7%
    7. Earth and Planetary Sciences11.1%
    8. Chemical Engineering10.9%
    9. Energy00.3%
    10. Chemistry00.2%
    1. Neuroscience108.3%
    2. Biochemistry, Genetics and Molecular Biology86.9%
    3. Agricultural and Biological Sciences11.1%
    4. Immunology and Microbiology00.3%
    1. Social Sciences76.3%
    2. Psychology21.4%
    3. Arts and Humanities11.2%
    4. Decision Sciences11.0%
    5. Economics, Econometrics and Finance10.9%
    6. Business, Management and Accounting00.3%
    1. Medicine65.2%
    2. Health Professions21.5%
    3. Nursing00.1%
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: 0.22× its world share, 1 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.29× its world share, 8 worksBiochemistry, Geneti…Immunology and Microbiology: 0.30× its world share, 0 worksImmunology and Micro…Neuroscience: 5.13× its world share, 10 worksNeuroscienceChemical Engineering: 2.65× its world share, 1 worksChemical EngineeringChemistry: 0.12× its world share, 0 worksChemistryComputer Science: 1.04× its world share, 10 worksComputer ScienceEarth and Planetary Sciences: 0.68× its world share, 1 worksEarth and Planetary …Energy: 0.28× its world share, 0 worksEnergyEngineering: 2.29× its world share, 40 worksEngineeringEnvironmental Science: 0.54× its world share, 3 worksEnvironmental ScienceMaterials Science: 1.14× its world share, 5 worksMaterials ScienceMathematics: 4.55× its world share, 6 worksMathematicsPhysics and Astronomy: 3.89× its world share, 10 worksPhysics and AstronomyHealth Professions: 0.55× its world share, 2 worksHealth ProfessionsMedicine: 0.27× its world share, 6 worksMedicineNursing: 0.10× its world share, 0 worksNursingArts and Humanities: 0.41× its world share, 1 worksArts and HumanitiesBusiness, Management and Accounting: 0.10× its world share, 0 worksBusiness, Management…Decision Sciences: 1.08× its world share, 1 worksDecision SciencesEconomics, Econometrics and Finance: 0.42× its world share, 1 worksEconomics, Econometr…Psychology: 0.45× its world share, 2 worksPsychologySocial Sciences: 0.50× its world share, 7 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Neuroscience, 5.1×. Every wedge is a field page.

All 23 fields, with their numbers
  1. Neuroscience5.13×10 works
  2. Mathematics4.55×6 works
  3. Physics and Astronomy3.89×10 works
  4. Chemical Engineering2.65×1 works
  5. Engineering2.29×40 works
  6. Biochemistry, Genetics and Molecular Biology1.29×8 works
  7. Materials Science1.14×5 works
  8. Decision Sciences1.08×1 works
  9. Computer Science1.04×10 works
  10. Earth and Planetary Sciences0.68×1 works
  11. Health Professions0.55×2 works
  12. Environmental Science0.54×3 works
  13. Social Sciences0.50×7 works
  14. Psychology0.45×2 works
  15. Economics, Econometrics and Finance0.42×1 works
  16. Arts and Humanities0.41×1 works
  17. Immunology and Microbiology0.30×0 works
  18. Energy0.28×0 works
  19. Medicine0.27×6 works
  20. Agricultural and Biological Sciences0.22×1 works
  21. Chemistry0.12×0 works
  22. Nursing0.10×0 works
  23. Business, Management and Accounting0.10×0 works

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

Ranked on the quality score, Willi Kortüm, Glenda H. Eoyang and Morton Alperin lead among researchers whose main affiliation is Systems Dynamics (United States).

  1. 1 Willi Kortüm United States · #1,640,022 worldwide 1.3k citations · 82 works
  2. 2 Glenda H. Eoyang United States · #1,918,755 worldwide 584 citations · 53 works
  3. 3 Morton Alperin United States · #2,172,376 worldwide 191 citations · 17 works
  4. 4 Xiangrui(王祥睿) Wang United States · #2,524,775 worldwide 0 citations · 27 works
  5. 5 W. Schwartz United States · #4,398,461 worldwide 113 citations · 17 works
All ranked researchers at Systems Dynamics (United States)

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

The most cited paper from Systems Dynamics (United States) is "The finite element method for elliptic equations with discontinuous coefficients" (Ivo M. Babuska, 1970), with 463 citations. Next come "Fluctuating epidemics on adaptive networks" (264) and "An unstable arch model of a solar flare" (174).

Most cited papers
#PaperReleasedCitations
1 The finite element method for elliptic equations with discontinuous coefficients Ivo M. Babuska · Computing Sep 1970 463
2 Fluctuating epidemics on adaptive networks Leah B. Shaw, Ira B. Schwartz · Physical Review E Open access 3 Jun 2008 264
3 An unstable arch model of a solar flare Daniel S. Spicer · Solar Physics Aug 1977 174
4 A Very Efficient Algorithm for the Simulation of Robots and Similar Multibody Systems without Inversion of the Mass Matrix H. Brandl, Rainer Johanni, Martin Otter · IFAC Proceedings Volumes Conference paper Dec 1986 166
5 The software engineering laboratory Victor Robert Basili, Gianluigi Caldiera, Frank E. McGarry et al. Conference paper 1992 153
All 60 most cited papers, with filters and sorting

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

By fractional works in 2022-now, weighted toward what it does more of than the world: Synchronization, Nonlinear Dynamics, Social Policy, Vibration Control, Adaptive Control, Cortical Networks, Neuronal Oscillations and Public Opinion.

▲ 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-now 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. Synchronization4▲ 28×3 topics
  2. Globalization4▲ 1.53×6 topics
  3. Nonlinear Dynamics4▲ 13×7 topics
  4. Social Policy2▲ 24×2 topics
  5. Adaptive Control2▲ 15×4 topics
  6. Vibration Control2▲ 33×3 topics
  7. Cortical Networks2▲ 36×1 topic
  8. Neuronal Oscillations2▲ 27×1 topic
  9. Heat Transfer2▲ 3.6×7 topics
  10. Public Opinion2▲ 15×2 topics
  11. Wave Propagation2▲ 16×2 topics
  12. Complex Networks2▲ 29×2 topics
  13. Institutional Change2▲ 50×1 topic
  14. Political Economy2▲ 6.8×2 topics
  15. Welfare State2▲ 22×1 topic
  16. Fluid Dynamics2▲ 12×5 topics
  17. Fluid-Structure Interaction2▲ 11×5 topics
  18. Numerical Simulation2▲ 5.5×6 topics
  19. Data Analysis2▲ 6.0×4 topics
  20. Rheology2▲ 7.9×3 topics
  21. Feedback Control2▲ 8.6×4 topics
  22. Flexible Manipulators2▲ 84×1 topic
  23. Graph Theory2▲ 13×2 topics
  24. Multibody Dynamics2▲ 84×1 topic
  25. Chaos2▲ 19×3 topics
  26. Control2▲ 10×4 topics
  27. Complex Systems2▲ 12×3 topics
  28. Acoustic Metamaterials1▲ 34×1 topic
  29. Control Systems1▲ 6.8×3 topics
  30. Multiphase Flow1▲ 14×4 topics
  31. Phononic Crystals1▲ 34×1 topic
  32. Subwavelength Imaging1▲ 28×2 topics
  33. Approximation Algorithms1▲ 15×2 topics
  34. Knot Invariants1▲ 76×1 topic
  35. Neural Mechanisms1▲ 11×2 topics
  36. Neural Processing1▲ 19×1 topic
  37. Persistent Homology1▲ 94×1 topic
  38. Symplectic Geometry1▲ 31×2 topics
  39. Symplectic Topology1▲ 76×1 topic
  40. Topological Methods1▲ 94×1 topic

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

By volume in 2022-now: Neural dynamics and brain function, Social Policy and Reform Studies, Dynamics and Control of Mechanical Systems and Acoustic Wave Phenomena Research.

Neural dynamics and brai…2Neural dynamics and brain function: 2 fractional worksSocial Policy and Reform…2Social Policy and Reform Studies: 2 fractional worksDynamics and Control of …2Dynamics and Control of Mechanical Systems: 2 fractional worksAcoustic Wave Phenomena …1Acoustic Wave Phenomena Research: 1 fractional worksGeometric and Algebraic Topology: 1 fractional worksTopological and Geometric Data Analysis: 1 fractional worksVisual perception and pr…1Visual perception and processing mechanisms: 1 fractional worksPlanetary Science and Exploration: 1 fractional worksMicrotubule and mitosis dynamics: 1 fractional worksModel Reduction and Neur…1Model Reduction and Neural Networks: 1 fractional works
Cognitive NeurosciencePolitical Science and International RelationsControl and Systems EngineeringBiomedical Engineering5 others

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

  1. 1 Neural dynamics and brain function Cognitive Neuroscience 2 works
  2. 2 Social Policy and Reform Studies Political Science and International Relations 2 works
  3. 3 Dynamics and Control of Mechanical Systems Control and Systems Engineering 2 works
  4. 4 Acoustic Wave Phenomena Research Biomedical Engineering 1 works
  5. 5 Geometric and Algebraic Topology Geometry and Topology 1 works
  6. 6 Topological and Geometric Data Analysis Computational Theory and Mathematics 1 works
  7. 7 Visual perception and processing mechanisms Cognitive Neuroscience 1 works
  8. 8 Planetary Science and Exploration Astronomy and Astrophysics 1 works
  9. 9 Microtubule and mitosis dynamics Cell Biology 1 works
  10. 10 Model Reduction and Neural Networks Statistical and Nonlinear Physics 1 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 available36.0%not open64.0%

World: 40% of research is openly available.

with international co-authors27.1%domestic only72.9%

World: 18% is written across borders.

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

Output in 2022-2025 was 84% 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 Systems Dynamics (United States) as a percentage of every work published that year, 0.00040% in 2024.

still counting0.0010%0.0020%0.0030%Systems Dynamics (United States)0.00046% in 202519801990200020102020

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

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