Results 11 to 20 of about 7,580,136 (353)

First-Order Phase Transformation at Constant Volume: A Continuous Transition? [PDF]

open access: yesEntropy, 2021
We describe a first-order phase transition of a simple system in a process where the volume is kept constant. We show that, unlike what happens when the pressure is constant, (i) the transformation extends over a finite temperature (and pressure) range, (
Víctor F. Correa, Facundo J. Castro
doaj   +3 more sources

A Comparison Between Ripening Under a Constant Volume and Ripening Under a Constant Surface Area [PDF]

open access: yesNanomaterials
The classic Lifshitz–Slyozov–Wagner (LSW) theory of ripening assumes a constant volume. In comparison, we present here a model of ripening assuming a constant surface area, which has occurred in the microstructure changes in intermetallic compounds in ...
King-Ning Tu   +3 more
doaj   +4 more sources

Effects of stretch and thermal radiation on difluoromethane/air burning velocity measurements in constant volume spherically expanding flames. [PDF]

open access: yesProc Combust Inst, 2019
Compared to current refrigerants, next-generation refrigerants are more environmentally benign but more flammable. The laminar burning velocity is being used by industry as a metric to screen refrigerants for fire risk, and it is also used for kinetic ...
Burrell RR, Pagliaro JL, Linteris GT.
europepmc   +2 more sources

Spray, atomization and combustion characteristics of oxygenated fuels in a constant volume bomb: A review

open access: yesJournal of Traffic and Transportation Engineering (English ed. Online), 2020
Biofuels have extensive available resources and have an immense potential as promising alternative fuels for automobile. The application advantages of biofuels are mainly reflected as particulate matter (PM) reduction, carbon neutral, greenhouse gases ...
Peng Zhang   +5 more
doaj   +2 more sources

Analysis of the chemical equilibrium of combustion at constant volume [PDF]

open access: yesINCAS Bulletin, 2014
Determining the composition of a mixture of combustion gases at a given temperature is based on chemical equilibrium, when the equilibrium constants are calculated on the assumption of constant pressure and temperature.
Marius BREBENEL
doaj   +2 more sources

Comparison of undrained behaviors of granular media using fluid-coupled discrete element method and constant volume method

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2020
The fluid-coupled discrete element method (DEM) and the constant volume method as two types of discrete modeling methods for fundamental study of undrained responses of granular materials, have been discussed by many researchers.
Leo Rothenburg
exaly   +2 more sources

Free Vibrations of Tapered Horseshoe Circular Arch with Constant Volume

open access: yesApplied Sciences, 2020
This paper presents free vibrations of the tapered horseshoe circular arch with a constant volume. The volume of the arch is constant, and the cross-sectional shape of the arch is square and circular.
Byoung Koo Lee   +3 more
doaj   +2 more sources

Granular behaviour under bi-directional shear with constant vertical stress and constant volume

open access: yesJournal of Rock Mechanics and Geotechnical Engineering
This paper aims to investigate the role of bi-directional shear in the mechanical behaviour of granular materials and macro-micro relations by conducting experiments and discrete element method (DEM) modelling.
Min Zhang   +3 more
doaj   +2 more sources

Comparative FE-studies of interface behavior of granular Cosserat materials under constant pressure and constant volume conditions

open access: yesArchives of Mechanics, 2021
This article shows the outcomes of a systematic series of finite element (FE) calculations relevant to the shear behavior of a particulate-continuum interface system under different normal boundary conditions. In this respect, shearing of a thin and long
B. Ebrahimian, M.I. Alsaleh, A. Kahbasi
doaj   +1 more source

Buckling of Tapered Heavy Columns with Constant Volume

open access: yesMathematics, 2021
This paper studies the buckling of standing columns under self-weight and tip load. An emphasis is placed on linearly tapered columns with regular polygons cross-section whose volume is constant. Five end conditions for columns are considered.
Byoung Koo Lee, Joon Kyu Lee
doaj   +1 more source

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