Results 71 to 80 of about 144,852 (303)

MHD THREE-DIMENSIONAL STAGNATION-POINT FLOW OF A MICROPOLAR FLUID

open access: yes, 2011
The steady three-dimensional stagnation-point flow of an electrically conducting micropolar fluid in the absence and in the presence of a uniform external electromagnetic field (E0,H0) is analyzed and some physical situations are examined. In particular,
Giantesio, Giulia   +2 more
core  

Radiation effects on stagnation point flow with melting heat transfer and second order slip

open access: yesResults in Physics, 2017
This article examines the effects of melting heat transfer and thermal radiation in stagnation point flow towards a stretching/shrinking surface. Mathematical formulation is made in the presence of mass transfer and second order slip condition. Numerical
F. Mabood   +3 more
doaj   +1 more source

Aerosol Jet Printed Polymer‐Free High Aspect Ratio Quantum Dot Films for Enhanced Color Conversion

open access: yesAdvanced Optical Materials, EarlyView.
Polymer‐free quantum dot color conversion layers are aerosol jet printed at high aspect ratio by tuning the aerosol focus ratio to induce in‐flight droplet drying. Contact‐line pinning suppresses lateral spreading, enabling ∼10 µm‐thick films at ∼50 µm widths with blue light leakage below 0.25% and conversion efficiency approaching 18%, demonstrated ...
Sukyung Choi   +5 more
wiley   +1 more source

Oblique Stagnation-Point Darcy Flow towards a Stretching Sheet

open access: yesJournal of Applied Fluid Mechanics, 2012
An attempt is made for the study of steady two-dimensional flow of a viscous and incompressible fluid striking at some angle of incidence on a stretching sheet.
P Singh, D Sinha, N.S. Tomer
doaj  

Nanofluid flow on the stagnation point of a permeable non-linearly stretching/shrinking sheet

open access: yesAlexandria Engineering Journal, 2018
This paper studies a steady two-dimensional stagnation-point flow of nanofluids over a nonlinearly stretching/shrinking sheet in the presence of blowing/suction.
A. Malvandi, F. Hedayati, D.D. Ganji
doaj   +1 more source

A Soft Robotic Device for Targeted Massage Therapy of Residual Limbs

open access: yesAdvanced Robotics Research, EarlyView.
Residual limb edema after amputation can hinder recovery and delay prosthetic fitting. This study presents a soft‐robotic wearable device that delivers sequential compression through pneumatic McKibben actuators. By replicating the principles of manual lymphatic drainage, the device generates controlled mechanotherapeutic pressure patterns, providing a
Maria Grazia Polizzotto   +5 more
wiley   +1 more source

Analytical and Numerical Study on Irradiate Ignition of Solid Combustibles in Sub-Atmospheric Pressure

open access: yesJournal of Thermal Science and Technology, 2008
The aim of the present study is to understand the basics of spontaneous ignition of irradiated solid combustibles in sub-atmospheric pressure via analytical and numerical approaches.
Yuji NAKAMURA
doaj   +1 more source

Multi‐scale Optimization on Interfacial Evaporative Cooling for Photovoltaic Performance Enhancement

open access: yesAdvanced Science, EarlyView.
This study presents a passive siphon‐driven interfacial evaporative cooling technology for photovoltaics. A multiscale multiphysics model is developed and validated experimentally. Results show that optimizing installation parameters reduces operating temperature by up to 22.3 °C and boosts power efficiency by 8.9%, offering a practical pathway for ...
Fuxiang Li   +5 more
wiley   +1 more source

A note on withdrawal through a point sink in fluid of finite depth

open access: yes, 1996
Withdrawal flow through a point sink on the bottom of a fluid of finite depth is considered. The fluid is at rest at infinity, and a stagnation point is present at the free surface, directly above the point sink. Numerical solutions are computed by means
Hocking, Graeme C.   +5 more
core  

Nonsteady Three-Dimensional Stagnation-Point Flow

open access: yes, 1971
The equations of motion for the three-dimensional nonsteady flow of incompressible viscous fluid in the vicinity of a forward stagnation point are reduced to three ordinary differential equations for a potential flow field chosen to vary inversely as a ...
J. C. Williams   +2 more
core   +1 more source

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