Results 41 to 50 of about 1,295,625 (256)

Optimization of thermal characteristics of axisymmetric synthetic air jet impingement on flat surface

open access: yesJournal of Mechanical Engineering and Sciences, 2022
The local heat transfer of axisymmetric synthetic air jet impinging on flat surface is investigated experimentally. Acoustic speaker is used for generation of synthetic air jet with cavity of cylindrical shape.The experiments is conducted for actuator ...
RAVIKUMAR J TALAPATI, NAVEEN HIREMATH
doaj   +1 more source

EFD-C(13)03/29 ELM Energy Losses in Baseline Plasma in JET with the ILW Compared to the CFC First-Wall [PDF]

open access: yes, 2013
The baseline type I ELMy H-mode scenario has been re-established in JET with the new tungsten MKII-HD divertor and beryllium-main wall (hereafter called ITER-like wall, ILW).
T. Eich   +28 more
core   +1 more source

Electrospun Wood‐Derived Biopolymers as Electrodes in Electrochemical Energy Storage Technologies

open access: yesAdvanced Functional Materials, EarlyView.
Electrospinning transforms wood‐derived cellulose and lignin into architecturally defined, binder‐free carbon electrodes with tuneable porosity and functionality. This review shows how fibre design enables decoupled charge and mass transport, enhancing performance across battery systems, while identifying key challenges in spinnability, scalability ...
Michael W. Thielke   +3 more
wiley   +1 more source

Comparison of Vibrations and Emissions of Conventional Jet Fuel with Stressed 100% SPK and Fully Formulated Synthetic Jet Fuel

open access: yesAerospace, 2014
The rapid growth of the aviation sector around the globe has witnessed an overwhelming impact on fossil fuel resources. With the implementation of stricter environmental laws over emissions by conventional jet fuels, growing demand for research on ...
Bhupendra Khandelwal   +3 more
doaj   +1 more source

A new structure of Tesla coupled nozzle in synthetic jet micro-pump

open access: yes, 2020
Synthetic jet pump is a potential technique to improve the pumping performance by introducing a smart structure which can enhance counter-rotating vortexes.
Nguyen, Nam-Trung   +10 more
core   +1 more source

An Edible Chitosan‐Based Acoustic Sensor for Sound‐Responsive Actuation in Edible Robots

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces an edible acoustic sensor for robotic food and edible robotics. Built from a chitosan piezoelectric film between gold electrodes, the sensor enables acoustic communication through ON/OFF keying. Integrated into an edible robot with pneumatically actuated arms and neck, it responds to high‐frequency tones.
Valerio Francesco Annese   +8 more
wiley   +1 more source

Evaluation of Travelling Vortex Speed by Means of Dynamic Mode Decomposition and Residual Vorticity

open access: yesEPJ Web of Conferences, 2016
The article deals with the analysis of synthetic jet flow field by means of dynamic mode decomposition (DMD) method. The speed of travelling vortex ring which is connected with synthetic jet creation is evaluated using the wavelength identified from DMD ...
Hyhlík Tomáš, Netřebská Hana
doaj   +1 more source

Chitin‐Derived Carbon‐Metal Functional Materials

open access: yesAdvanced Functional Materials, EarlyView.
Functional carbon materials are synthesized from combination of biopolymer (chitin) and iron precursors. The resultant material exhibits superior surface area and adsorptive properties compared to carbon materials synthesized directly from pure chitin.
Herry Fang   +7 more
wiley   +1 more source

Investigation of vortex motion mechanism of synthetic jet in a cross flow

open access: yesAIP Advances, 2022
To investigate the mechanism of vortex motion, a pitched synthetic jet is arranged on the bottom of a cross flow and simulated by incompressible Naiver–Stokes equations with large eddy simulation.
Xiangrui Dong   +4 more
doaj   +1 more source

Qualitative Analysis of a Synthetic Jet Actuator with Different Cavity Thickness and Export Area

open access: yes, 2016
Present study investigates performance of synthetic jet actuator qualitatively. Its effectiveness of thickness of cavity, export area, working frequency and input voltage will be mainly studied by improved smoke flow visualization.
Yeh, Yung-Lan;Tang, Jing-Min;Hsu, Shi-Shiung
core   +1 more source

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