Results 31 to 40 of about 26,841 (302)

MEMS-enabled silicon photonic integrated devices and circuits [PDF]

open access: yes, 2020
Photonic integrated circuits have seen a dramatic increase in complexity over the past decades. This development has been spurred by recent applications in datacenter communications and enabled by the availability of standardized mature technology ...
Bogaerts, Wim   +8 more
core   +1 more source

Active Control of Flow around NACA 0015 Airfoil by Using DBD Plasma Actuator

open access: yesEPJ Web of Conferences, 2013
In this study, effect of plasma actuator on a flat plate and manipulation of flow separation on NACA0015 airfoil with plasma actuator at low Reynolds numbers were experimentally investigated.
Şanlısoy A., Karakaya F., Akansu Y.E.
doaj   +1 more source

Lagrangian and spectral analysis of the forced flow past a circular cylinder using pulsed tangential jets [PDF]

open access: yes, 2012
We numerically investigate the influence of pulsed tangential jets on the flow past a circular cylinder. To this end a spectral-Lagrangian dual approach is completed on the basis of time-series data.
Bury, Yannick, Jardin, Thierry
core   +3 more sources

Flow control of leading edge separation using DBD plasma actuator

open access: yesNihon Kikai Gakkai ronbunshu, 2014
Recently, dielectric barrier discharge (DBD) plasma actuator attracts attention as an active separation control device. This study is concerned with the flow control around airfoil when a DBD plasma actuator is mounted on the leading edge.
Yasuaki KOZATO   +3 more
doaj   +1 more source

Experimental Study on the Working Characteristics of Tri-Electrode Plasma Actuator Utilizing a Combination of Corona and Barrier Discharges

open access: yesActuators, 2022
A tri-electrode plasma actuator (TED-PA), which has an additional electrode with a DC voltage, induces jets from two facing electrodes and achieves larger thrust and higher efficiency than a conventional dielectric barrier discharge plasma actuator ...
Asami Hatamoto   +2 more
doaj   +1 more source

Numerical investigation of nanosecond pulsed plasma actuators for control of shock-wave/boundary-layer separation

open access: yes, 2018
This study numerically explores the flow physics associated with nanosecond pulsed plasma actuators to control shock-wave induced boundary-layer separation.
Kinefuchi, Kiyoshi   +2 more
core   +1 more source

Design, fabrication, and testing of micromachined silicone rubbermembrane valves [PDF]

open access: yes, 1999
Technologies for fabricating silicone rubber membranes and integrating them with other processes on silicon wafers have been developed. Silicone rubber has been found to have exceptional mechanical properties including low modulus, high elongation, and ...
Grosjean, Charles   +2 more
core   +1 more source

Surface velocity model of the flow caused by a DBD plasma actuator

open access: yesNihon Kikai Gakkai ronbunshu, 2018
The surface velocity model is proposed for modelling the flow caused by a DBD plasma actuator. While numerical model presented up to now for the DBD plasma actuator, i.e.
Keunseob LEE   +2 more
doaj   +1 more source

Active flow control systems architectures for civil transport aircraft [PDF]

open access: yes, 2010
Copyright @ 2010 American Institute of Aeronautics and AstronauticsThis paper considers the effect of choice of actuator technology and associated power systems architecture on the mass cost and power consumption of implementing active flow control ...
Bent R. D.   +24 more
core   +1 more source

Elinvar Materials: Recent Progress and Challenges

open access: yesAdvanced Engineering Materials, EarlyView.
Elinvar materials, exhibiting temperature‐invariant elastic modulus, are critical for precision instruments and emerging technologies. This article reviews recent progress in the field, with a focus on the anomalous thermoelastic behavior observed in key material systems.
Wenjie Li, Yang Ren
wiley   +1 more source

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