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5981
Particle size grouping method as a control system of efficiency flotation process on the example of coal
Published 2021-01-01“…In this paper the PSG method was used to analyse agglomeration groups of carbon particles of initial size 100-400 μm, maintaining the total particle volume. The size of particles population with definite radius and density was determined for 1 Mg coal. …”
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5982
Control of Road Settlement around Stone-Arch Bridges by Material Modification and Embankment
Published 2023-05-01“…The results showed that the settlement was directly related to the width and depth of the valley, the volume of the embankment and the soil type. Also, the results of numerical studies by finite element method showed that the created settlement was strongly affected by the modulus of elasticity of the soil compared to other parameters. …”
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5983
Enhancement of the sound absorption of closed-cell mineral foams by perforations: Manufacturing process and model-supported adaptation
Published 2025-01-01“…Simulations of the microscopic fluid flow in a representative volume element show how the combination of foam properties and perforation patterns can be combined such that sub-wavelength absorption is obtained. …”
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5984
Fluid Flow and Heat Transport Computation for Power-Law Scaling Poroperm Media
Published 2017-01-01“…We model wellbore-logged Dm-scale temperature data due to heat advective flow into a well transecting small faults in a Hm-scale sandstone volume. Wellbore-centric thermal transport is described by Peclet number Pe ≡ a0φv0/D (a0 = wellbore radius, v0 = fluid velocity at a0, φ = mean crustal porosity, and D = rock-water thermal diffusivity). …”
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5985
Bone Dielectric Property Variation as a Function of Mineralization at Microwave Frequencies
Published 2012-01-01“…The samples were subsequently treated in an acid bath to incrementally remove volumes of hydroxyapatite, and we tested them with both the microwave measurement system and a micro-CT scanner. …”
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5986
Rancang Bangun Generator HHO untuk Aplikasi pada Engine 1108 Cm3
Published 2020-07-01“…The results of the production of HHO gas produces a large amount of H<sub>2</sub> and O<sub>2</sub> which flows in units of minutes at a volume of 500 ml. HHO gas production parameters will depend on current, power and efficiency will increase from each of the above variables. …”
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5987
Laboratory and field assays indicate that a widespread no-see-um, Culicoides furens (Poey) is susceptible to permethrin
Published 2025-02-01“…Additionally, we determined that no-see-um netting is an effective mesh for field cage trials, allowing for the accurate assessment of Culicoides susceptibility to ultra-low volume applications of formulated adulticides like Permanone 30–30, a widely used adulticide. …”
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5988
Method for Determining Spontaneous Combustion Risk in Roof Cutting Gob-Side Entry Retaining U + L Ventilation Goaf for Mining Safety
Published 2022-01-01“…The continuous oxygen consumption rate of the coal samples had a negative exponential distribution, and the oxygen volume fraction in the smothering zone (critical) was 15%. …”
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5989
Research Evolution, Current Status, Trends, and Sustainable Development of Smart Product-Service Systems
Published 2025-01-01“…VOSviewer and CiteSpace knowledge mapping tools were utilized to analyze the annual publication volume, institutional collaboration, topic burst, keyword co-occurrence, author collaboration, author co-citation, document co-citation, and references in the field of Smart Product-Service Systems. …”
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5990
Effects of Anthropomorphic Driving Vehicles on Traffic Flow
Published 2025-01-01“…The result shows that, compared to non-automated vehicles, both autonomous vehicles and anthropomorphic driving vehicles can improve traffic efficiency during congested periods, increase traffic volume per unit time, reduce the total travel time and time loss, and have a higher average speed. …”
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5991
Numerical Tests Research on Mechanical Parameters of Rockmass considering Structural Plane Combination Characteristics
Published 2018-01-01“…As structure plane spacing reaches a certain level, its influence on rockmass strength diminishes. The elementary volume of the rockmass for dam foundation analysis is about 4 m × 4 m × 4 m.…”
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5992
Experimental Investigation on the Mechanical Properties of a Sandwich Structure Made of Flax/Glass Hybrid Composite Facesheet and Honeycomb Core
Published 2021-01-01“…The experimental tensile properties of the hybrid facesheet and the edgewise compression strength and ultimate flexural facing stress of the hybrid composites sandwich structures were achieved higher when the results were normalized to the same fiber volume fraction of glass composite. The hybrid composite sandwich structure showed improved compression and flexural facing stress up to 68% and 75%, respectively, compared to nonhybrid flax composites. …”
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5993
Simulation and Strategy for Salinity Control Scheduling in Dongjiang Delta of Pearl River Basin in Severe Drought Year
Published 2024-07-01“…The numerical Finite Volume Coastal Ocean Model (FVCOM) was used to simulate the salinity control dispatching, and the key parameters such as the river discharge and timing of salinity control dispatching in the Dongjiang Delta in the severe drought year were explored. …”
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5994
Rough Set Approach toward Data Modelling and User Knowledge for Extracting Insights
Published 2021-01-01“…This increase of information is in volume, velocity, and variety. Extracting meaningful insights is the dire need of an individual from such information and knowledge. …”
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5995
Study on Mechanics-Based Cracking Resistance of Semiflexible Pavement Materials
Published 2018-01-01“…Due to the different volume characters between asphalt structure and cement mortar, stress concentration always happens in this semiflexible mixture, leading to internal cracking. …”
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5996
Fast real-time monitoring of entacapone crystallization and characterization of polymorphs via Raman spectroscopy, statistics and SWAXS
Published 2014-03-01“…It was established that crystallization temperatures were proportional to the volume content of the solvent in mixtures. The samples were also evaluated off-line via Raman spectroscopy and SWAXS. …”
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5997
Safe havens for Bitcoin and Ethereum: evidence from high-frequency data
Published 2025-01-01“…In this study, we consider the two most studied cryptocurrencies with the highest capitalization and trading volume/value, namely Bitcoin and Ethereum. Specifically, we examine whether high-performing leading US tech stocks (Facebook, Amazon, Apple, Netflix, Google [FAANG]) can provide any diversification benefits to cryptocurrency investors. …”
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5998
Analysis of Naturally Occurring Radioactive Material (NORM) in shifting earth layers in Piyungan, Bantul
Published 2025-02-01“…Notably, radon levels inversely correlate with the water volume and diffusivity, yet proportionally increase with soil moisture. …”
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5999
TEM Study of High-Temperature Precipitation of Delta Phase in Inconel 718 Alloy
Published 2011-01-01“…Inconel 718 is widely used because of its ability to retain strength at up to 650∘C for long periods of time through coherent metastable 𝛾 Ni3Nb precipitation associated with a smaller volume fraction of 𝛾 Ni3Al precipitates. At very long ageing times at service temperature, 𝛾 decomposes to the stable Ni3Nb 𝛿 phase. …”
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6000