Results 81 to 90 of about 3,441,740 (311)

A numerical study of hemodynamic effects on the bileaflet mechanical heart valve [PDF]

open access: yesEPJ Web of Conferences, 2019
The work is focused on calculating hemodynamically negative effects of a flow through bileaflet mechanical heart valves (BMHV). Open-source FOAM-extend and cfMesh libraries were used for numerical simulation, the leaflet movement was solved as a fluid ...
Zbavitel Jan, Fialová Simona
doaj   +1 more source

Device Integration Technology for Practical Flexible Electronics Systems

open access: yesAdvanced Functional Materials, EarlyView.
Flexible device integration technologies are essential for realizing practical flexible electronic systems. In this review paper, wiring and bonding techniques critical for the industrial‐scale manufacturing of wearable devices are emphasized based on flexible electronics.
Masahito Takakuwa   +5 more
wiley   +1 more source

Experimental investigation of energy consumption performance in enhanced foam-concrete sandwich slabs

open access: yesCase Studies in Construction Materials
This study focuses on rockfall impact damage to roof slabs and tunnel shed slabs and adopts the design principles of bulletproof composite armor to develop energy dissipation buffer structures.
Liang Gao   +3 more
doaj   +1 more source

Spin foam diagrammatics and topological invariance [PDF]

open access: yes, 2001
We provide a simple proof of the topological invariance of the Turaev–Viro model (corresponding to simplicial 3D pure Euclidean gravity with cosmological constant) by means of a novel diagrammatic formulation of the state sum models for quantum BF ...
F. Girelli, R. Oeckl, Alejandro Perez
semanticscholar   +1 more source

Phase Change Material‐Driven Tunable Metasurface for Adaptive Terahertz Sensing and Communication in 6G Perceptive Networks

open access: yesAdvanced Functional Materials, EarlyView.
This study explores the benefits of metasurfaces made from functional materials, highlighting their ability to be adapted and improved for various high‐frequency applications, including communications and sensing. It first demonstrates the potential of these functional material‐based metasurfaces to advance the field of sub‐THz perceptive networks ...
Yat‐Sing To   +5 more
wiley   +1 more source

Enhancing Power Generation Performance of Micro-Thermoelectric Devices through Optimized Heat Balance in Heat Sinks

open access: yesAdvanced Devices & Instrumentation
Micro-thermoelectric generators (m-TEGs) offer a sustainable solution for energy harvesting in Internet of Things (IoT) applications, minimizing battery dependence and ensuring stable, long-term power.
Dongwang Yang   +6 more
doaj   +1 more source

FUNCTIONAL AND TECHNOLOGICAL PROPERTIES OF THE FOOD ADDITIVE MAGNETOFOOD IN THE PRODUCTION OF MARSHMALLOWS

open access: yesHarčova Nauka ì Tehnologìâ, 2020
Production of whipped confectionery (marshmallows, pressed fruit paste, sweets with light-textured centres) is a complex process difficult to control. To expand and modernise their production, it is necessary to find simpler technologies, both resource ...
I. Tsykhanovska   +2 more
doaj   +1 more source

Numerical Study of Unsteady Breaking Waves Induced by a Submerged Hydrofoil at Steady Forward Speed [PDF]

open access: yes, 2015
In this work we analyse the features of the unsteady breaking of two dimensional free surface waves induced by a submerged hydrofoil at steady forward speed. The study is conducted by means of numerical simulations with OpenFOAM: interFoam and swenseFoam
Contento, Giorgio   +3 more
core  

Numerical Simulation of Selected Two-Dimensional and Three-Dimensional Fluid-Structure Interaction Problems Using OpenFOAM Technology [PDF]

open access: yes, 2018
Fluid-structure interaction (FSI) problems are increasing in various engineering fields. In this thesis, different cases of FSI in two- and three-dimensions (2D and 3D) are simulated using OpenFOAM and foam-extend. These packages have been used to create
Maimouna S. Al-Manthari
core   +1 more source

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