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Dielectric barrier discharge (DBD) plasma actuators can generate a wall jet without moving parts through interaction between ionized and neutral molecules in an electric field. The coupling between electro-hydrodynamic, turbulence, and…

Plasma Physics · Physics 2022-07-20 Anthony Tang , Benjamin Price , Alexander Mamishev , Alberto Aliseda , Igor Novosselov

This paper investigates the self-pulsing of Dielectric Barrier Discharges (DBDs) at low driving frequencies. In particular, (a) the dependence of current on the product pd of gas pressure p and the gas gap length d, (b) the effects of lossy…

Plasma Physics · Physics 2024-04-17 Shanti K. Thagunna , Vladimir I. Kolobov , Gary P. Zank

CO2 conversion into value-added products has gained significant interest over the few last years, as the greenhouse gas concentrations constantly increase due to anthropogenic activities. Here we report on experiments for CO2 conversion by…

Plasma Physics · Physics 2016-09-19 A Ozkan , Thierry Dufour , T Silva , N Britun , R Snyders , F Reniers , A Bogaerts

A device has been built and tested, in which a ceramic superconducting cathode and a copper anode cause electrical discharges in low pressure gases, at temperatures between 50 and 70 K. The electrodes are connected to a capacitors array…

General Physics · Physics 2007-05-23 Evgeny Podkletnov , Giovanni Modanese

Use of dielectric barrier discharge (DBD) as an ion source for sensitive chemical analysis is uncommon because barrier discharges generate excess noise due to spatial and temporal instability. This design uses contacted, crossed…

Instrumentation and Detectors · Physics 2016-02-22 Stephen L. Coy , Evgeny V. Krylov , Gary A. Eiceman , Isik Kanik

This paper present a model of dielectric barrier discharge DBD describe and simulate the electrical breakdown at atmospheric pressure in pure oxygen using Comsol Multiphysics for the better understanding and explanation of physical…

Plasma Physics · Physics 2023-02-28 Mohammed Habib Allah Lahouel , Djilali Benyoucef , Abdelatif Gadoum

An experimental investigation comparing the properties of plasma jets in dielectric barrier discharge (DBD) configurations using a powered electrode with and without a dielectric barrier, while keeping a second dielectric barrier over the…

Plasma Physics · Physics 2021-04-16 Fellype do Nascimento , Konstantin Kostov , Munemasa Machida , Alexander Flacker

There is an urgent need for disinfection and sterilization devices accessible to the public that can be fulfilled by innovative strategies for using cold atmospheric pressure plasmas. Here we explore and evaluate an approach combining a…

The investigations of powerful discharge in high density hydrogen were carried out on an installation with preliminary adiabatic compression. The experiments were performed under the following conditions: stored energy of the capacitive…

Plasma Physics · Physics 2007-05-23 Philip Rutberg , A. Bogomaz , A. Budin , M. Pinchuk , A. Savvateev

Dielectric barrier discharge (DBD) plasma actuators are an attractive option for separation control, lift enhancement, and drag reduction. Some plasma actuators feature optimized electrode shapes, electrical waveforms to maximize the…

Fluid Dynamics · Physics 2021-06-23 Ravi Sankar Vaddi , Charles Sota , Alexander Mamishev , Igor Novosselov

We present and compare two high-pressure, high-frequency electric-discharge sources for the generation of supersonic beams of fluorine radicals. The sources are based on dielectric-barrier-discharge (DBD) and plate-discharge units attached…

This paper reports on experimental measurements of the gas temperature in a dielectric barrier discharge reactor powered by a high voltage pulsed signal. It is shown that the thermal behavior of the reactor follows a first order model.…

Plasma Physics · Physics 2018-07-11 Hamou Sadat , Nicolas Dubus , Jean Michel Tatibouët

The possibility of nuclear reactions within a low voltage DC deuterium discharge with palladium electrodes is addressed. The solid-state nuclear track detector known as CR-39 was chosen to investigate the emission of energetic charged…

Nuclear Experiment · Physics 2024-02-09 Erik P. Ziehm , George H. Miley

The kinetics of plasma assisted low temperature oxidation of C3H8O2Ar mixtures have been studied in a wide specific deposition energy with the help of nanosecond repetitively pulsed discharge. Two types of nanosecond pulsed plasma sources,…

Plasma Physics · Physics 2024-08-07 Zhenyang Li , Bo Yin , Qifu Lin , Yifei Zhu , Yun Wu

We report on a self-consistent numerical analysis campaign of partial discharge (PD) ignition in H2 bubbles floating in biobased dielectric oils. We investigate various configurations (bubble sizes, bubble position, existence of protrusion)…

Graphite fluoride (CFx) cathodes coupled with lithium anodes yield one of the highest theoretical energy densities (>860 Wh/g) among primary batteries. In practice, the observed discharge voltage (~2.5 V) is significantly lower than…

Materials Science · Physics 2021-07-06 Kevin Leung , Noah B. Schorr , Matthew Mayer , Timothy N. Lambert , Y. Shirley Meng , K. L. Harrison

A Dielectric Barrier Discharge (DBD) plasma jet in a four electrodes configuration was investigated in order to improve the discharge parameters, such as, plasma power and rotational and vibrational temperatures of molecular species in the…

A Resistive Plate Chamber using Diamond-Like Carbon electrodes (DLC-RPC) has been developed as a background tagging detector in the MEG$~$II experiment. The DLC-RPC is planned to be installed in a high-intensity and low-momentum muon beam.…

Instrumentation and Detectors · Physics 2025-06-13 Masato Takahashi , Sei Ban , Weiyuan Li , Atsuhiko Ochi , Wataru Ootani , Atsushi Oya , Hiromu Suzuki , Kensuke Yamamoto

Semiconducting Barrier Discharges (SeBDs) generate uniform ionization waves in air at atmospheric pressure. In this work, we investigate how externally applied irradiation synchronized with the discharge can mimic photoconductive-type…

Plasma Physics · Physics 2026-04-28 Ayah Soundous Taihi , David Z. Pai

Dielectric barrier discharge (DBD) plasma actuators can generate a wall jet without moving parts by interacting with ionized and neutral molecules in an electric field. The coupling between electrohydrodynamic (EHD), turbulence, inertial…