Results 111 to 120 of about 6,989 (309)

Effect of the duty cycle on the spark-plug plasma synthetic jet actuator

open access: yesEPJ Web of Conferences, 2016
A promising novel actuator called Spark-Plug Plasma Synthetic Jet (SPSJ) has been developed in Atmospheric Plasma Research Laboratory at Niğde University. It generates electrothermally high synthetic jet velocity by using high voltage.
Seyhan Mehmet   +4 more
doaj   +1 more source

Drag reduction by wall-parallel standing wave with plasma actuator [PDF]

open access: yes
International audienceThis study aims to provide experimental evidence demonstrating the impact of a wall-parallel standing wave, generated by a unique plasma actuator, on the drag of a turbulent air boundary layer over a flat plate.
Bonnet, Jean-Paul   +2 more
core   +1 more source

Magnetic Micro‐ and Nanorobots for Precision Thrombolysis: Design Strategies and Translational Challenges

open access: yesAdvanced Robotics Research, EarlyView.
Micro‐ and nanorobots for targeted thrombolysis. This perspective elaborates on the clinical indication of blood clot disorders and current limitations for treatment. As a novel, alternative solution, micro‐ and nanorobots can be used to treat and break down thrombi.
Joshua M. Mesfin   +3 more
wiley   +1 more source

Perivascular Matrix Densification Dysregulates Angiogenesis and Activates Pro‐Inflammatory Endothelial Cells

open access: yesAdvanced Science, EarlyView.
Perivascular matrix densification promotes the emergence of aberrant endothelial tip cells (ATECs) that invade and persist within fibrotic microenvironments. Using in vivo lineage tracing and a human microvessel model, this study shows that fibrous matrix cues destabilize VE‐cadherin–mediated junctions to gate TGF‐β signaling, inducing a pro ...
Jingyi Xia   +17 more
wiley   +1 more source

Enhanced aerodynamic performance of NACA4412 airfoil through integrated plasma actuator and Gurney flap flow control

open access: yesResults in Engineering
This study explores advanced flow control techniques for enhancing the aerodynamic efficacy of the NACA4412 airfoil. By employing a combination of passive and active flow control methods, this research aims to improve lift and reduce drag, particularly ...
K.V. Karthikeyan, R. Harish
doaj   +1 more source

Active Flow Control by Using Plasma Actuators

open access: yes, 2016
Active flow control has recently received an increasing attention since it allows to directly manipulate the flow-field around a surface only when it is effectively requested. Aerodynamic plasma actuators supplied by a dielectric barrier discharge (DBD) can be used for this purpose. Usually, sinusoidal voltages in the range 5–50 kV peak and frequencies
openaire   +3 more sources

Separation control by means of oriented DBD plasma actuators: an experimental analysis in a wind tunnel [PDF]

open access: yes
This thesis provides an experimental analysis of the effectiveness of oriented DBD plasma actuators over a NACA 0015 airfoil at low Reynolds numbers. Tests were performed in partnership with the Department of Electrical Engineering of Bologna University,
Mascotelli, Lucia
core  

Ultrasound‐Actuated Gene Editing in Human Kidney Organoids

open access: yesAdvanced Science, EarlyView.
Peptide‐stabilized nanoemulsions enable spatially controlled, ultrasound‐triggered delivery of gene‐editing proteins deep within human kidney organoid tissues. Focused acoustic pulses drive droplet vaporization, propelling cargo into target renal cells while preserving native tissue microarchitecture. This non‐viral platform improves both the depth and
Michael A. Miller   +6 more
wiley   +1 more source

Experimental Investigation of “Why an AC Dielectric Barrier Discharge Plasma Actuator is Preferred to DC Corona Wind Actuator in Boundary Layer Flow Control?”

open access: yesJournal of Applied Fluid Mechanics, 2014
In this paper, characteristics of the flow induced in the boundary layer by an AC-Dielectric Barrier Discharge (DBD) plasma actuator are compared against those of a DC-corona wind actuator.
Gholam reza Tathiri   +3 more
doaj  

Highly Flexible and Conformable ZnO/FeGa Magnetoelectric Heterostructures for Skin wound Healing

open access: yesAdvanced Science, EarlyView.
The magnetic field‐induced electric field generated by a highly flexile ZnO(piezoelectric)/FeGa(magnetostrictive) magnetoelectric heterostructure embedded in the low Young's modulus elastomer PDMS has been used to stimulate the wound healing processes.
Filippos Perdikos   +17 more
wiley   +1 more source

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