Results 11 to 20 of about 1,564,578 (297)

On the charged aerosols generated by atmospheric pressure non‐equilibrium plasma

open access: yesHigh Voltage, 2021
Recently, charged aerosols are used widely in many applications, such as fog elimination, inactivation of airborne viruses and so on. Atmospheric pressure non‐equilibrium plasma (APNP) have become an efficient way to generate charged aerosols. Except the
Yanzhe Zhang   +4 more
doaj   +1 more source

Large density amplification measured on jets ejected from a magnetized plasma gun [PDF]

open access: yes, 2007
Observation of a large density amplification in the collimating plasma jet ejected from a coplanar coaxial plasma gun is reported. The jet velocity is ~30 km s^-1 and the electron density increases from ~10^20 to 10^(22–23) m^-3.
Bellan, Paul M.   +2 more
core   +1 more source

Plasma probe characteristics in low density hydrogen pulsed plasmas [PDF]

open access: yes, 2014
Probe theories are only applicable in the regime where the probe's perturbation of the plasma can be neglected. However, it is not always possible to know, a priori, that a particular probe theory can be successfully applied, especially in low density ...
Astakhov, D. I.   +8 more
core   +3 more sources

Numerical study on propagation mechanism and bio-medicine applications of plasma jet

open access: yesHigh Voltage, 2016
In this study, the propagation mechanism of plasma jet and some bio-medical applications are investigated by two-dimensional numerical model. The key equations of plasma physics and chemistry related with plasma jet are firstly introduced. The simulation
He Cheng, Xin Liu, Xinpei Lu, Dawei Liu
doaj   +1 more source

Comparison between electropositive and electronegative cold atmospheric-pressure plasmas: a modelling study

open access: yesHigh Voltage, 2016
Cold atmospheric-pressure He + N(2) and He + O(2) plasmas are chosen as the representatives for electropositive and electronegative plasmas, of which the discharge characteristics are studied and then compared to each other by fluid models.
Ding Xin Liu   +5 more
doaj   +1 more source

Dynamics of ionisation wave propagation in an applied external electric field

open access: yesHigh Voltage, 2016
This study presents spatio-temporal development of the ionisation waves (IWs) along one dielectric tube with an extra alternating electric field. A pulsed direct current power supply is used for generating the IWs, and another alternating current power ...
Yang Xia   +8 more
doaj   +1 more source

SSX MHD Plasma Wind Tunnel [PDF]

open access: yes, 2015
A new turbulent plasma source at the Swarthmore Spheromak Experiment (SSX) facility is described. The MHD wind tunnel configuration employs a magnetized plasma gun to inject high-beta plasma into a large, well-instrumented, vacuum drift region.
Brown, Michael R., Schaffner, D. A.
core   +2 more sources

Control of laser wake field acceleration by plasma density profile [PDF]

open access: yes, 2007
We show that both the maximum energy gain and the accelerated beam quality can be efficiently controlled by the plasma density profile. Choosing a proper density gradient one can uplift the dephasing limitation.
A. Pukhov, F. F. Chen, I. Kostyukov
core   +1 more source

Underdense plasma lens with a transverse density gradient

open access: yesPhysical Review Accelerators and Beams, 2023
We explore the implications of a transverse density gradient on the performance of an underdense plasma lens and nonlinear plasma-based accelerator. Transverse density gradients are unavoidable in plasma sources formed in the outflow of standard gas jets,
C. E. Doss   +19 more
doaj   +1 more source

Contributions of the low-latitude boundary layer to the finite width magnetotail convection model [PDF]

open access: yes, 1993
Convection of plasma within the terrestrial nightside plasma sheet contributes to the structure and, possibly, the dynamical evolution of the magnetotail.
Kivelson, M. G., Spence, Harlan E.
core   +2 more sources

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