Room Temperature Viscous Flow of Amorphous Silica Induced by Electron Beam Irradiation
Sign Up to like & getrecommendations! Published in 2023 at "Advanced Science"
DOI: 10.1002/advs.202205237
Abstract: The increasing use of oxide glasses in high‐tech applications illustrates the demand of novel engineering techniques on nano‐ and microscale. Due to the high viscosity of oxide glasses at room temperature, shaping operations are usually… read more here.
Keywords: irradiation; viscous flow; temperature; room temperature ... See more keywords
Viscous flow through microfabricated axisymmetric contraction/expansion geometries
Sign Up to like & getrecommendations! Published in 2020 at "Experiments in Fluids"
DOI: 10.1007/s00348-020-03036-z
Abstract: We employ a state-of-the-art microfabrication technique (selective laser-induced etching) to fabricate a set of axisymmetric microfluidic geometries featuring a 4:1 contraction followed by a 1:4 downstream expansion in the radial dimension. Three devices are fabricated:… read more here.
Keywords: flow microfabricated; contraction expansion; expansion; microfluidic geometries ... See more keywords
Anomalous variations in the viscous activation energy of suspensions induced by fractal structuring.
Sign Up to like & getrecommendations! Published in 2018 at "Journal of colloid and interface science"
DOI: 10.1016/j.jcis.2018.07.008
Abstract: HYPOTHESIS In suspensions, the activation energy of viscous flow is an important property that controls the temperature dependence of the viscosity. However, the differentiated roles of the properties of the liquid phase and the structure… read more here.
Keywords: activation energy; energy; rheology; fractal structuring ... See more keywords
Crystal growth and viscous flow in barium disilicate glass
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Non-crystalline Solids"
DOI: 10.1016/j.jnoncrysol.2017.10.007
Abstract: Abstract Decoupling between the diffusion coefficients that control crystal growth ( D U ) and viscous flow ( D η ) in deeply supercooled glass-forming liquids is one of the most celebrated, still unsolved, phenomena… read more here.
Keywords: crystal growth; growth viscous; glass; viscous flow ... See more keywords
Accelerating viscous flow past a wedge
Sign Up to like & getrecommendations! Published in 2020 at "Physics of Fluids"
DOI: 10.1063/1.5125456
Abstract: This paper presents direct numerical simulations of accelerated viscous flow past an infinite wedge with a focus on the effect of the accelerating rate on vortex dynamics and material transport near the wedge tip. The… read more here.
Keywords: wedge; solution; viscous flow; flow past ... See more keywords
Equivalent circuit model for the damping of micro-oscillators from molecular to viscous flow regime
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Micromechanics and Microengineering"
DOI: 10.1088/1361-6439/ac1a51
Abstract: This paper presents an equivalent circuit (EQC) model for describing the damping mechanism of micro-oscillators from the molecular flow regime up to the viscous flow regime. The EQC model consists of two parallel lines, representing… read more here.
Keywords: circuit; model; flow regime; viscous flow ... See more keywords
Uplift of an elastic membrane by a viscous flow.
Sign Up to like & getrecommendations! Published in 2019 at "Physical review. E"
DOI: 10.1103/physreve.99.043102
Abstract: The uplift of an initially flat elastic membrane by an upward viscous flow is investigated experimentally. The deformed shape of the membrane results from a balance between the flow pressure, the elastic response of the… read more here.
Keywords: elastic membrane; uplift elastic; membrane; viscous flow ... See more keywords
Viscous flow of medieval cathedral glass
Sign Up to like & getrecommendations! Published in 2018 at "Journal of the American Ceramic Society"
DOI: 10.1111/jace.15092
Abstract: A popular urban legend concerns the apparent flow of stained glass windows in medieval cathedrals, where the glass windows are commonly observed to be thicker at the bottom than they are at the top. Advances… read more here.
Keywords: viscosity; medieval cathedral; glass; viscous flow ... See more keywords
Viscous Flow Approach to Rapid Infiltration and Drainage in a Weighing Lysimeter
Sign Up to like & getrecommendations! Published in 2018 at "Vadose Zone Journal"
DOI: 10.2136/vzj2017.01.0020
Abstract: Rapid infiltration and drainage in a free-draining weighing lysimeter are assessed with a viscous flow approach that is based on the concept of moving water films. The two parameters film thickness and specific contact area… read more here.
Keywords: drainage; water; flow approach; viscous flow ... See more keywords
Numerical Computation of Low Reynolds Number Viscous Flow Past Bluff Bodies
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Applied Mechanics and Engineering"
DOI: 10.2478/ijame-2020-0039
Abstract: Abstract This article presents a two-dimensional steady viscous flow simulation past circular and square cylinders at low Reynolds numbers (based on the diameter) by the finite volume method with a non-orthogonal body-fitted grid. Diffusive fluxes… read more here.
Keywords: low reynolds; reynolds number; number; separation ... See more keywords
Indomethacin: The Interplay between Structural Relaxation, Viscous Flow and Crystal Growth
Sign Up to like & getrecommendations! Published in 2022 at "Molecules"
DOI: 10.3390/molecules27175668
Abstract: Non-isothermal differential scanning calorimetry (DSC) was used to study the influences of particle size (daver) and heating rate (q+) on the structural relaxation, crystal growth and decomposition kinetics of amorphous indomethacin. The structural relaxation and… read more here.
Keywords: crystal growth; structural relaxation; viscous flow; growth ... See more keywords