Pengying Jia
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View article: Influence of solution conductivity on discharge mode in alternating-current voltage driven liquid-electrode discharge
Influence of solution conductivity on discharge mode in alternating-current voltage driven liquid-electrode discharge Open
A liquid-electrode discharge system excited by an alternating-current sinusoidal voltage is employed to investigate the discharge modes with varying liquid conductivity (σ). The results indicate that with σ increasing, the discharge transi…
View article: A large-scale filament-free planar plume generated by an argon plasma jet in a gas-confined barrier discharge geometry
A large-scale filament-free planar plume generated by an argon plasma jet in a gas-confined barrier discharge geometry Open
Large-scale plumes in a plasma jet are desirable for fast processing of materials with large surface, which are normally composed of discharge filaments. A filamentary plume may cause nonuniform treatment or even damage to vulnerable sampl…
View article: Discharge characteristics and parameter diagnosis of brush-shaped air plasma plumes under auxiliary discharge
Discharge characteristics and parameter diagnosis of brush-shaped air plasma plumes under auxiliary discharge Open
Atmospheric pressure plasma jet (APPJ) can produce plasma plumes rich in active species, which has a wide scope of applications. From the perspective of applications, it is one of the hot issues in APPJ research to generate a diffuse plasm…
View article: Numerical simulation on the behavior of a negative streamer encountered with a cloud of positive ions in atmospheric pressure plasma jet
Numerical simulation on the behavior of a negative streamer encountered with a cloud of positive ions in atmospheric pressure plasma jet Open
Plasma jet normally operates in a regime of positive or negative streamers. Different propagating behaviors have been investigated for positive streamers. However, there are few studies on negative streamers. In this paper, a two-dimension…
View article: A double‐mode planar argon plume produced by varying the distance from an atmospheric pressure plasma jet
A double‐mode planar argon plume produced by varying the distance from an atmospheric pressure plasma jet Open
Atmospheric pressure planar plumes are desirable for the applications of low temperature plasmas, such as rapid modification of large‐scale surfaces. Up to now, only single‐mode planar plumes with either a streamer mode or a filamentary mo…
View article: Efficient hydrophilicity improvement of titanium surface by plasma jet in micro-hollow cathode discharge geometry
Efficient hydrophilicity improvement of titanium surface by plasma jet in micro-hollow cathode discharge geometry Open
Surface hydrophilicity improvement of titanium (Ti) is of great significance for the applications of the important biomaterial. In this study, efficient hydrophilicity on the Ti surface is improved by an air plasma jet generated by a micro…
View article: Spatial Distribution and Low-frequency Disturbance Modulation of Magnetosheath Ion Polytropic Index
Spatial Distribution and Low-frequency Disturbance Modulation of Magnetosheath Ion Polytropic Index Open
We, using the Cluster data from 2001 to 2010, studied spatial distribution of the ion polytropic index in the magnetosheath, and the modulation of polytropic process by the low-frequency disturbances (4–18 mHz). The total of 30,3283 sample…
View article: Argon plume transition from a hollow swell to a diffuse swell with increasing amplitude of a trapezoidal voltage
Argon plume transition from a hollow swell to a diffuse swell with increasing amplitude of a trapezoidal voltage Open
Atmospheric pressure plasma jets can generate a remote plasma plume, which usually presents a conical or cylindrical morphology. Despite a few morphologies being observed, efforts should be made to obtain more plume structures because stre…
View article: Pyrene-functionalized halloysite nanotubes for simultaneously detecting and separating Hg(ii) in aqueous media: A comprehensive comparison on interparticle and intraparticle excimers
Pyrene-functionalized halloysite nanotubes for simultaneously detecting and separating Hg(ii) in aqueous media: A comprehensive comparison on interparticle and intraparticle excimers Open
The development of a facile approach to simultaneously detect and separate Hg( ii ) ions in an aqueous solution is a challenging topic in the chemosensing field. Herein, we focus on constructing the Hg( ii )-sensitive fluorescence “turn-on…
View article: Discharge characteristics of argon brush plasma plume operated at atmospheric pressure
Discharge characteristics of argon brush plasma plume operated at atmospheric pressure Open
Atmospheric pressure non-equilibrium low-temperature plasma has been widely used in biomedicine, surface treatment and other fields, which has attracted the attention of researchers extensively. As one of the important methods to generate …
View article: Characteristics and mechanism of moniliform plasma plume in atmospheric argon jet
Characteristics and mechanism of moniliform plasma plume in atmospheric argon jet Open
Atmospheric pressure plasma jet can produce a kind of remote plasma plume in open air atmosphere. Different from the usual conical plasma plume found in the literature, a spatially periodical swelling plasma plume is generated in an atmosp…
View article: Mode transitions of a helium dielectric barrier discharge from Townsend, normal glow, to abnormal glow with varying voltage rising time
Mode transitions of a helium dielectric barrier discharge from Townsend, normal glow, to abnormal glow with varying voltage rising time Open
Transition from a Townsend mode to a normal glow mode has been reported in the literature for uniform dielectric barrier discharge (DBD) at atmospheric pressure. In this paper, through a one-dimensional fluid model, more modes of uniform D…
View article: Rotating characteristics of glow discharge filament on liquid electrode surface
Rotating characteristics of glow discharge filament on liquid electrode surface Open
Atmospheric pressure glow discharge above liquid electrode has extensive application potentials in biomedicine, chemical degradation,environmental protection,etc.In this paper,such a kind of discharge excited by a direct current voltage is…
View article: Influence of square wave duty ratio on pattern formation of atmospheric pressure glow discharge
Influence of square wave duty ratio on pattern formation of atmospheric pressure glow discharge Open
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View article: Effect of the angle between the electric field and the gas flow one on the plasma plume dynamics at atmospheric pressure
Effect of the angle between the electric field and the gas flow one on the plasma plume dynamics at atmospheric pressure Open
A novel argon plasma jet driven by an alternating current voltage is developed to generate atmospheric pressure plasma plume in the downstream region of a rod electrode. The novel jet is neither a linear-field jet, nor a cross-field jet, w…
View article: Experimental investigation on the discharge modes of a direct-current voltage excited plasma jet in a needle-to-ring geometry
Experimental investigation on the discharge modes of a direct-current voltage excited plasma jet in a needle-to-ring geometry Open
Plasma jet can generate a remote non-equilibrium plasma out of
its intra-electrode region, which has application potentials in a
large variety of fields. Now, it has become a key issue in low-temperature
plasma research. It is important…
View article: Improved performance of a barrier-discharge plasma jet biased by a direct-current voltage
Improved performance of a barrier-discharge plasma jet biased by a direct-current voltage Open
One of the challenges that plasma research encounters is how to generate a large-scale plasma plume at atmospheric pressure. Through utilizing a third electrode biased by a direct-current voltage, a longer plasma plume is generated by a pl…