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Company · Livermore · United States

Grainflow Dynamics (United States)

grainflow.comROR OpenAlex
Research works
20
▼ 100% vs 2018-21
Citations
252
12.6 per fractional work
Top-10% rate
4.9%
all institutions 10.0%
Open access
16%
world 40%
Grainflow Dynamics (United States)

Not ranked overall: Grainflow Dynamics (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 Grainflow Dynamics (United States) work in?

In all years, 97% of research at Grainflow Dynamics (United States) is in Physical Sciences, 3% in Life Sciences. Its largest fields are Engineering (48%), Physics and Astronomy (33%), Environmental Science (15%). It does 2.0× the world's share of Physical Sciences.

Physical Sciences: 19 fractional works · 96.7% of its workEngineering: 10 fractional works · 47.7% of its workComputational Mechanics: 4 fractional works · 20.5% of its workAerospace Engineering: 2 fractional works · 8.3% of its workCivil and Structural Engineering: 1 fractional works · 5.8% of its workElectrical and Electronic Engineering: 1 fractional works · 3.3% of its workMechanical Engineering: 1 fractional works · 3.3% of its workOcean Engineering: 1 fractional works · 3.0% of its workMechanics of Materials: 0 fractional works · 2.5% of its workBiomedical Engineering: 0 fractional works · 0.8% of its workPhysics and Astronomy: 7 fractional works · 33.4% of its workAstronomy and Astrophysics: 6 fractional works · 30.9% of its workStatistical and Nonlinear Physics: 0 fractional works · 2.5% of its workEnvironmental Science: 3 fractional works · 15.0% of its workEnvironmental Chemistry: 1 fractional works · 6.6% of its workEnvironmental Engineering: 1 fractional works · 3.3% of its workWater Science and Technology: 0 fractional works · 2.5% of its workIndustrial and Manufacturing Engineering: 0 fractional works · 1.6% of its workManagement, Monitoring, Policy and Law: 0 fractional works · 0.8% of its workMaterials Science: 0 fractional works · 0.5% of its workMaterials Chemistry: 0 fractional works · 0.5% of its workLife Sciences: 1 fractional works · 3.3% of its workAgricultural and Biological Sciences: 0 fractional works · 2.5% of its workFood Science: 0 fractional works · 2.5% of its workBiochemistry, Genetics and Molecular Biology: 0 fractional works · 0.8% of its workPhysiology: 0 fractional works · 0.8% of its workALL ITS WORKGrainflowDynamics (United…20fractional works, all years
Life Sciences3%Physical Sciences97%

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 2 domains and 6 fields, with their numbers
    1. Engineering1047.7%
    2. Physics and Astronomy733.4%
    3. Environmental Science315.0%
    4. Materials Science00.5%
    1. Agricultural and Biological Sciences02.5%
    2. Biochemistry, Genetics and Molecular Biology00.8%
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.

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

    The most cited paper from Grainflow Dynamics (United States) is "Review of Adhesion Fundamentals for Micron-Scale Particles" (Otis R. Walton, 2008), with 78 citations. Next come "Effects of gravity on cohesive behavior of fine powders: implications for processing Lunar regolith" (51) and "Numerical simulation of Mechanofusion system" (51).

    Most cited papers
    #PaperReleasedCitations
    1 Review of Adhesion Fundamentals for Micron-Scale Particles Otis R. Walton · KONA Powder and Particle Journal Open access 2008 78
    2 Effects of gravity on cohesive behavior of fine powders: implications for processing Lunar regolith Otis R. Walton, C. Pamela. De Moor, Karam S. Gill · Granular Matter 7 Dec 2006 51
    3 Numerical simulation of Mechanofusion system Wenliang Chen, Rajesh N. Davé, Robert L. Pfeffer et al. · Powder Technology Aug 2004 51
    4 Polyarc discrete element for efficiently simulating arbitrarily shaped 2D particles Pengcheng Fu, Otis R. Walton, John Harvey · International Journal for Numerical Methods in Engineering 12 Aug 2011 37
    5 Simulating the Effects of Interparticle Cohesion in Micron-Scale Powders Otis R. Walton, Scott M. Johnson, Masami Nakagawa et al. · AIP conference proceedings Conference paper 2009 27
    All 28 most cited papers, with filters and sorting

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

    By volume: Planetary Science and Exploration, Granular flow and fluidized beds, Methane Hydrates and Related Phenomena and Astro and Planetary Science.

    Planetary Science and Ex…5Planetary Science and Exploration: 5 fractional worksGranular flow and fluidized beds: 3 fractional worksMethane Hydrates and Related Phenomena: 1 fractional worksAstro and Planetary Science: 1 fractional worksSpacecraft and Cryogenic Technologies: 1 fractional worksGeotechnical Engineering and Soil Mechanics: 1 fractional worksSpace Exploration and Technology: 1 fractional worksFluid Dynamics and Heat Transfer: 1 fractional worksFluid Dynamics Simulations and Interactions: 1 fractional worksMinerals Flotation and Separation Techniques: 0 fractional works
    Astronomy and AstrophysicsComputational MechanicsEnvironmental ChemistryAerospace Engineering2 others

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

    1. 1 Planetary Science and Exploration Astronomy and Astrophysics 5 works
    2. 2 Granular flow and fluidized beds Computational Mechanics 3 works
    3. 3 Methane Hydrates and Related Phenomena Environmental Chemistry 1 works
    4. 4 Astro and Planetary Science Astronomy and Astrophysics 1 works
    5. 5 Spacecraft and Cryogenic Technologies Aerospace Engineering 1 works
    6. 6 Geotechnical Engineering and Soil Mechanics Civil and Structural Engineering 1 works
    7. 7 Space Exploration and Technology Aerospace Engineering 1 works
    8. 8 Fluid Dynamics and Heat Transfer Computational Mechanics 1 works
    9. 9 Fluid Dynamics Simulations and Interactions Computational Mechanics 1 works
    10. 10 Minerals Flotation and Separation Techniques Water Science and Technology 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 available16.0%not open84.0%

    World: 40% of research is openly available.

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

    Output in 2022-2025 was 100% lower than in 2018-2021.

    2005201020152020
    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 Grainflow Dynamics (United States) as a percentage of every work published that year, 0.000013% in 2018.

    0.000050%0.00010%0.00015%Grainflow Dynamics (United States)0.000019% in 202120102020

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

    Other research institutions in Livermore

    All research institutions in Livermore

    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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