Articles with "polyhedron" as a keyword



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Inflow-Based Gradient Finite Volume Method for a Propagation in a Normal Direction in a Polyhedron Mesh

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Published in 2017 at "Journal of Scientific Computing"

DOI: 10.1007/s10915-017-0364-4

Abstract: An inflow-based gradient is proposed to solve a propagation in a normal direction with a cell-centered finite volume method. The proposed discretization of the magnitude of gradient is an extension of Rouy–Tourin scheme (SIAM J… read more here.

Keywords: mesh; volume; polyhedron; finite volume ... See more keywords
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Algebraic vertices of non-convex polyhedra

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Published in 2017 at "Advances in Mathematics"

DOI: 10.1016/j.aim.2016.12.026

Abstract: Abstract In this article we define an algebraic vertex of a generalized polyhedron and show that the set of algebraic vertices is the smallest set of points needed to define the polyhedron. We prove that… read more here.

Keywords: algebraic vertex; algebraic vertices; polyhedron; vertices non ... See more keywords
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A facile synthesis of controlled Mn3O4 hollow polyhedron for high-performance lithium-ion battery anodes

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Published in 2018 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2017.12.017

Abstract: Abstract Controlled Mn3O4 hollow polyhedron with average size of 1 μm was successfully synthetized via one-step hydrothermal method, followed by coated with carbon layer on the surface of the polyhedron using dopamine as carbon source to… read more here.

Keywords: hollow polyhedron; polyhedron; controlled mn3o4; mn3o4 hollow ... See more keywords
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Stoichiometric restrictions on operating modes in chemical technology

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Published in 2018 at "Chemical Engineering Science"

DOI: 10.1016/j.ces.2018.08.010

Abstract: Abstract It is shown that stoichiometric restrictions on the composition of the gross product stream diverted from the chemical-technological system (hereinafter refers to a chemical process structure where the reactor is considered the heart) define… read more here.

Keywords: operating modes; stoichiometric restrictions; polyhedron; restrictions operating ... See more keywords
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Few-Layered WS2 Anchored on Co, N-Doped Carbon Hollow Polyhedron for Oxygen Evolution and Hydrogen Evolution.

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Published in 2022 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.2c00326

Abstract: Tungsten disulfide (WS2) is well known to have great potential as an electrocatalyst, but the practical application is hampered by its intrinsic inert plane and semiconductor properties. In this work, owing to a Co-based zeolite… read more here.

Keywords: ws2 co9s8; ws2; doped carbon; layered ws2 ... See more keywords
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Principle of corresponding states for hard polyhedron fluids

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Published in 2019 at "Molecular Physics"

DOI: 10.1080/00268976.2019.1640906

Abstract: ABSTRACT We introduce an equation of state for hard polyhedra and validate our new theory with simulations performed for 22 different shapes spanning a range of particle anisotropy. The derived expression not only shows excellent… read more here.

Keywords: principle corresponding; hard polyhedron; polyhedron; states hard ... See more keywords
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BFIP: an online tool to calculate the best fitted idealized polyhedron

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Published in 2023 at "Journal of Applied Crystallography"

DOI: 10.1107/s160057672300328x

Abstract: Distortion of polyhedra is frequently used in the structure–property analysis of inorganic materials. The commonly used Baur distortion index (BDI) loses efficacy in dealing with equi-length polyhedra. This work provides an online calculator to characterize… read more here.

Keywords: best fitted; polyhedron bfip; idealized polyhedron; fitted idealized ... See more keywords