Results 121 to 130 of about 23,694 (307)

Significance of solar radiation and viscous dissipation on oscillatory and steady convective heat transfer around buoyancy-driven sphere using FDM scheme

open access: yesCase Studies in Thermal Engineering
The innovation of this paper is to explore the transient behavior of heat transport and transient behavior of shear stress rate of unsteady fluid flow around the sphere surface in the presence of solar radiation, thermal buoyancy and viscous dissipation.
Alanoud Alsuhaymi, Musaad S. Aldhabani
doaj   +1 more source

Nonlinear Stability for Thermal Convection in a Brinkman Porous Material with Viscous Dissipation

open access: yes, 2020
We investigate nonlinear stability in a model for thermal convection in a saturated porous material using Brinkman theory, taking into account viscous dissipation effects.
Straughan, Brian
core   +1 more source

Opportunities of Semiconducting Oxide Nanostructures as Advanced Luminescent Materials in Photonics

open access: yesAdvanced Materials, EarlyView.
The review discusses the challenges of wide and ultrawide bandgap semiconducting oxides as a suitable material platform for photonics. They offer great versatility in terms of tuning microstructure, native defects, doping, anisotropy, and micro‐ and nano‐structuring. The review focuses on their light emission, light‐confinement in optical cavities, and
Ana Cremades   +7 more
wiley   +1 more source

Mechanically Programmable DNA Hydrogel Microparticles for 3D Cellular Systems

open access: yesAdvanced Materials, EarlyView.
DNA hydrogel microparticles are designed to exhibit controllable viscoelasticity and stiffness across three orders of magnitude from 30Pa$30 \,\mathrm{Pa}$ to 6.5kPa$6.5 \,\mathrm{kPa}$. They are uptaken into fibroblast spheroids where they are actively remodeled by cellular forces depending on their mechanical properties.
Tobias Walther   +9 more
wiley   +1 more source

Magnetohydrodynamics of blasius viscoelastic fluid with viscous dissipation and suction/injection effects [PDF]

open access: yes, 2013
Due to the existence of viscoelastic fluid in technological applications, the research in the viscoelastic fluids has increase rapidly. In this study, the magnetohydrodynamics flow for the Blasius viscoelastic fluid along with the effects of viscous ...
Abd. Rani, Nuratikah Hani
core  

3D Anodic Alumina Nanoarchitectures: A Decade of Progress from Foundational Science to Functional Metamaterials

open access: yesAdvanced Materials, EarlyView.
Ordered three‐dimensional anodic aluminum oxide (3D‐AAO) nanoarchitectures with longitudinal and transverse pores enable architecture‐driven metamaterials. The review maps fabrication advances, including hybrid pulse anodization, and shows how 3D‐AAO templates tailor properties across magnetism, energy, catalysis, and sensing.
Marisol Martín‐González
wiley   +1 more source

Pressure work and viscous dissipation in the equations of thermal convection in a vertical channel [PDF]

open access: yes, 2016
Equations for fully developed flow in a vertical channel have been solved, taking into account viscous dissipation, and using formulations with and without pressure work.
Anthony Kay (1259340)
core   +1 more source

An Analytical Model and Parameter Sensitivity Analysis of the Energy Dissipation Ratio for Nonlinear Viscous Dampers Under Seismic Excitation

open access: yesBuildings
This study investigates the energy dissipation efficiency of structures equipped with nonlinear viscous dampers under seismic excitation. It aims to address the lack of a clear quantitative relationship between the energy dissipation ratio (the ratio of ...
Xiang Lan, Xingxian Zhang, Wandong Xu
doaj   +1 more source

Efficient upwind algorithms for solution of the Euler and Navier-stokes equations [PDF]

open access: yes, 1995
An efficient three-dimensionasl tructured solver for the Euler and Navier-Stokese quations is developed based on a finite volume upwind algorithm using Roe fluxes. Multigrid and optimal smoothing multi-stage time stepping accelerate convergence.
McNeil, C. Y., McNeil, C
core  

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