Results 71 to 80 of about 23,694 (307)

Collisional and viscous damping of MHD waves in partially ionized plasmas of the solar atmosphere [PDF]

open access: yes, 2004
Magnetohydrodynamic (MHD) waves are widely considered as a possible source of heating for various parts of the outer solar atmosphere. Among the main energy dissipation mechanisms which convert the energy of damped MHD waves into thermal energy are ...
Rucker, H. O. (Helmut O.)   +7 more
core   +1 more source

Mechanical Behavior and Fracture Mechanisms of MXene/PVDF Nanocomponsites: In Situ Characterization and Multiscale Analysis

open access: yesAdvanced Functional Materials, EarlyView.
Multiscale experiments and modeling reveal how Ti3C2Tx MXene nanosheets reinforce PVDF nanocomposites. An optimal MXene loading (∼1 wt.%) nearly doubles tensile strength through efficient stress transfer, flake alignment, and crack‐deflection mechanisms, transforming ductile polymer behavior into a controlled multi‐stage fracture pathway which aligns ...
Bita Soltan Mohammadlou   +5 more
wiley   +1 more source

The effects of viscous dissipation and nanofluids as working fluid on the thermal development in an isothermal microchannel

open access: yesCase Studies in Thermal Engineering
This study investigated the effects of viscous dissipation on the characteristics of thermal development in an isothermal-isothermal circular microchannel, also known as Graetz Brinkman problem, analytically and highlighted a critical Brinkman number of ...
W.H. Koh, G.M. Chen
doaj   +1 more source

Calculation of viscous energy dissipation in asphalt pavements

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2014
This paper presents a method to evaluate the energy dissipation in the pavement, induced by the viscous behaviour of bituminous constituents. The introduced method starts from the experimental characterization of each material and goes to the determination of stress and strain field, as well as viscous dissipated energy, in a pavement structure under a
Pouget, Simon   +3 more
openaire   +3 more sources

Machine Learning‐Assisted Inverse Design of Soft and Multifunctional Hybrid Liquid Metal Composites

open access: yesAdvanced Functional Materials, EarlyView.
A machine learning framework is presented for inverse design of synthesizable multifunctional composites containing both liquid metal and solid inclusions. By integrating physics‐based modeling, data‐driven prediction, and Bayesian optimization, the approach enables intelligent design of experiments to identify optimal compositions and realize these ...
Lijun Zhou   +5 more
wiley   +1 more source

Second Law Analysis of a non-Newtonian Laminar Falling Liquid Film Along an Inclined Heated Plate

open access: yesEntropy, 2007
The second law analysis of heat transfer of a non-Newtonian, laminar fallingliquid film along an inclined heated plate is investigated. The upper surface of the liquidfilm is considered free and adiabatic.
David M. Pratt, Rama Subba Reddy Gorla
doaj   +1 more source

Damping System Designs using Nonlinear Frequency Analysis Approach [PDF]

open access: yes, 2012
The main purpose of this thesis focuses on the investigation of the frequency domain analysis and design approaches for nonlinear damping systems. With the development of modern mechanical and civil engineering structures, the vibration control has ...
Guo, Pengfei
core  

Transfer Printing and Reconfiguration of Soft Electronics Using Digital Microfluidics and Laser Machining

open access: yesAdvanced Functional Materials, EarlyView.
This paper presents a digital microfluidics‐based technique for transferring and reconfiguring soft nanomembranes. Laser‐machined nanothin membranes are picked up, transported, and aligned via tailored surface tension and the actuation of water droplets, enabling the development of flexible electronics, the integration of functional materials on 3D ...
Quang Anh Nguyen   +15 more
wiley   +1 more source

Magnetohydrodynamic axisymmetric flow of Casson fluid with variable thermal conductivity and free stream

open access: yesAlexandria Engineering Journal, 2018
This article examines Joule heating and viscous dissipation effects in axisymmetric stagnation point flow of Casson fluid with temperature dependent thermal conductivity.
M. Nawaz, Rahila Naz, M. Awais
doaj   +1 more source

Viscous dissipation effects on natural convection\ud from a vertical plate with uniform surface heat flux\ud placed in a thermally stratified media

open access: yes, 2005
In the present study we investigate the effect of viscous dissipation on natural\ud convection from a vertical plate placed in a thermally stratified environment.\ud The reduced equations are integrated by employing the implicit finite difference\ud ...
Gorla, R. S. R.   +2 more
core   +1 more source

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