A two-layer depth-averaged model for both the dilute and the concentrated parts of pyroclastic currents.
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Geophysical Research"
DOI: 10.1002/2017jb014013
Abstract: Pyroclastic currents are very destructive and their complex behavior makes the related hazards difficult to predict. A new numerical model has been developed to simulate the emplacement of both the concentrated and the dilute parts… read more here.
Keywords: parts pyroclastic; dilute; model; surge ... See more keywords
Flow resistance in the transition from dense to dilute granular-fluid flows
Sign Up to like & getrecommendations! Published in 2021 at "Granular Matter"
DOI: 10.1007/s10035-021-01134-1
Abstract: Substantial research work has been focusing on the flow resistance of dense granular-fluid geophysical flows, e.g., debris flows. However, the mechanism of flow resistance as the dense debris flows transition to the dilute debris flow… read more here.
Keywords: dense; dilute; flow resistance; resistance ... See more keywords
Influence of Sb Related Impurity States on the Band Structure of Dilute GaN1−xSbx Alloy
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Electronic Materials"
DOI: 10.1007/s11664-020-08614-9
Abstract: A band anticrossing (BAC) k.p model was applied to calculate the valence band structure of wurtzite GaN1−xSbx dilute alloys. BAC parameters such as localized Sb-impurity energy level and coupling parameter were determined by using experimental… read more here.
Keywords: dilute; band; gan1 xsbx; impurity ... See more keywords
The synergistic effect of dilute alloying and nanostructuring of copper on the improvement of mechanical and tribological response
Sign Up to like & getrecommendations! Published in 2019 at "Composites Part B: Engineering"
DOI: 10.1016/j.compositesb.2019.01.077
Abstract: Abstract This work deals mechanical and tribological properties of pure copper, reinforced by various weight percentages of tin, before and after the application of equal channel angular pressing. It is found that the hardness, yield,… read more here.
Keywords: mechanical tribological; response; copper; dilute ... See more keywords
Shear-flow rheology and viscoelastic instabilities of ethanol gel fuels
Sign Up to like & getrecommendations! Published in 2018 at "Experimental Thermal and Fluid Science"
DOI: 10.1016/j.expthermflusci.2018.07.024
Abstract: Abstract This study presents a rheological investigation to understand the instability mechanism in newly formulated ethanol gel (EG) fuels when subjected to simple shear flow in a cone-plate rheometer (CPR). Shear-thinning EG fuels are formulated… read more here.
Keywords: ethanol gel; dilute; shear flow; rheology ... See more keywords
Polymer-Induced Drag Reduction in Dilute Newtonian and Semi-Dilute Non-Newtonian Fluids: An Assessment of the Double-Gap Concentric Cylinder Method
Sign Up to like & getrecommendations! Published in 2022 at "Industrial & Engineering Chemistry Research"
DOI: 10.1021/acs.iecr.2c00899
Abstract: Polymer-induced drag reduction (DR) in fluids was studied using a rotational rheometer with double-gap concentric cylinder geometry. Although both polymers (polyacrylamide (PAM) and 2-acrylamido-2-methylpropane sulfonic acid (SPAM)) had molecular weights of several MDa, the contrasting… read more here.
Keywords: polymer induced; polymer; spam; drag reduction ... See more keywords
Nanostructures and Viscosities of Nafion Dispersions in Water/Ethanol from Dilute to Concentrated Regimes
Sign Up to like & getrecommendations! Published in 2020 at "Macromolecules"
DOI: 10.1021/acs.macromol.9b02314
Abstract: Nafion is a fluorocarbon polymer, commonly used as a proton exchange membrane in fuel cells because of its excellent thermal and mechanical stabilities. However, the basic properties of Nafion, such as its nanostructures and rheological… read more here.
Keywords: dilute; nafion; nanostructures viscosities; viscosities nafion ... See more keywords
Enhancing catalytic performance of dilute metal alloy nanomaterials
Sign Up to like & getrecommendations! Published in 2020 at "Communications Chemistry"
DOI: 10.1038/s42004-020-0293-2
Abstract: Dilute alloys are promising materials for sustainable chemical production; however, their composition and structure affect their performance. Herein, a comprehensive study of the effects of pretreatment conditions on the materials properties of Pd 0.04 Au… read more here.
Keywords: dilute; alloy; enhancing catalytic; performance ... See more keywords
Understanding Jupiter’s deep interior: the effect of a dilute core
Sign Up to like & getrecommendations! Published in 2019 at "Astronomy and Astrophysics"
DOI: 10.1051/0004-6361/201935938
Abstract: Context. The Juno spacecraft has significantly improved the accuracy of low-order even gravitational harmonics. It has been demonstrated that a dilute core is helpful to interpret Juno’s gravity measurements. However, introducing a dilute core adds… read more here.
Keywords: state; dilute; jupiter; structure ... See more keywords
Steady-state shock-driven reactions in mixtures of nano-sized aluminum and dilute hydrogen peroxide
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Energetic Materials"
DOI: 10.1080/07370652.2017.1376233
Abstract: ABSTRACT Mixtures of nanoaluminum (nAl) and dilute hydrogen peroxide (HP) were studied to determine their potential to detonate when subjected to explosive shock. Results of explosively driven rate stick experiments revealed steady shock propagation for… read more here.
Keywords: dilute hydrogen; dilute; hydrogen peroxide; shock driven ... See more keywords