Results 1 to 10 of about 314,178 (167)

Mathematical Modeling of Gas-Solid Two-Phase Flows: Problems, Achievements and Perspectives (A Review)

open access: yesMathematics, 2023
Mathematical modeling is the most important tool for constructing theories of different kinds of two-phase flows. This review is devoted to the analysis of the introduction of mathematical modeling to two-phase flows, where solid particles mainly serve ...
Aleksey Yu. Varaksin, Sergei V. Ryzhkov
doaj   +3 more sources

Performance Analysis of the Solid Rocket Propulsion System Using Solid Modeling and Level Set Method [PDF]

open access: yes한국정밀공학회지, 2021
The performance prediction and grain burn-back analysis of rocket motor are important steps in the designing of a solid propellant rocket motor. The grain burn-back analysis of the solid grain identifies the burning surface area at each burning step in ...
Kyung Moo Kim, Doo Hee Han, Min Kyum Kim
doaj   +1 more source

CONSTRUCTIVE GEOMETRY IN IMPLEMENTATIONS OF MODERN 3D GRAPHICS

open access: yesІнформаційні технології і засоби навчання, 2023
3D graphics are one of the crucial development trends of modern digital technologies. Engineering and manufacturing, architecture, design, cinematography, education, and the game industry are an incomplete list of industries where it is actively used ...
Ivan G. Lenchuk, Oleksandr O. Mosiiuk
doaj   +1 more source

MOOSE-Based Finite Element Hyperelastic Modeling for Soft Robot Simulations

open access: yesIEEE Access, 2021
While soft robotics is an emerging frontier of the robotics field, accurate modeling of large deformations for soft hyperelastic materials remains a challenge.
Kevin Wandke, Y Z
doaj   +1 more source

Unstructured global to coastal wave modeling for the Energy Exascale Earth System Model using WAVEWATCH III version 6.07 [PDF]

open access: yesGeoscientific Model Development, 2021
Wind-wave processes have generally been excluded from coupled Earth system models due to the high computational expense of spectral wave models, which resolve a frequency and direction spectrum of waves across space and time.
S. R. Brus   +4 more
doaj   +1 more source

Three-dimensional printing and 3D slicer powerful tools in understanding and treating neurosurgical diseases

open access: yesFrontiers in Surgery, 2022
With the development of the 3D printing industry, clinicians can research 3D printing in preoperative planning, individualized implantable materials manufacturing, and biomedical tissue modeling. Although the increased applications of 3D printing in many
Yijie You   +8 more
doaj   +1 more source

Mixing time for the solid-on-solid model [PDF]

open access: yesProceedings of the forty-first annual ACM symposium on Theory of computing, 2009
We analyze the mixing time of a natural local Markov chain (the Glauber dynamics) on configurations of the solid-on-solid model of statistical physics. This model has been proposed, among other things, as an idealization of the behavior of contours in the Ising model at low temperatures.
Fabio Martinelli, Alistair Sinclair
openaire   +6 more sources

Nanodomain structure of single crystalline nickel oxide

open access: yesScientific Reports, 2021
In this work we present a comprehensive study of the domain structure of a nickel oxide single crystal grown by floating zone melting and suggest a correlation between point defects and the observed domain structure.
B. Walls   +11 more
doaj   +1 more source

Reduced Model for Properties of Multiscale Porous Media with Changing Geometry

open access: yesComputation, 2021
In this paper, we consider an important problem for modeling complex coupled phenomena in porous media at multiple scales. In particular, we consider flow and transport in the void space between the pores when the pore space is altered by new solid ...
Malgorzata Peszynska   +2 more
doaj   +1 more source

Perspectives on the Influence of Crystal Size and Morphology on the Properties of Porous Framework Materials

open access: yesFrontiers in Chemistry, 2021
Miniaturization is a key aspect of materials science. Owing to the increase in quality experimental and computational tools available to researchers, it has become clear that the crystal size and morphology of porous framework materials, including metal ...
Claire L. Hobday   +4 more
doaj   +1 more source

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