On the super freak waves in multicomponent plasmas having two-negative ions: Xe+ − F− − SF6− and Ar+ − F− −SF6− plasmas
Sign Up to like & getrecommendations! Published in 2017 at "Indian Journal of Physics"
DOI: 10.1007/s12648-017-0982-6
Abstract: AbstractRational solution of the nonlinear Schrödinger equation (NLSE) is considered to investigate the properties of the ion-acoustic freak (rogue) waves in multicomponent plasmas, whose constituents are electrons, warm positive ions, and two distinct groups of… read more here.
Keywords: plasmas; waves multicomponent; multicomponent plasmas; equation ... See more keywords
Low-Resistance Dual-Purpose Air Filter Releasing Negative Ions and Effectively Capturing PM2.5.
Sign Up to like & getrecommendations! Published in 2017 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.7b00351
Abstract: The fatal danger of pollution due to particulate matter (PM) calls for both high-efficiency and low-resistance air purification materials, which also provide healthcare. This is however still a challenge. Herein, a low-resistance air filter capable… read more here.
Keywords: low resistance; air filter; air; releasing negative ... See more keywords
Effects of negative ions on discharge characteristics of water plasma source for a miniature microwave discharge ion thruster
Sign Up to like & getrecommendations! Published in 2019 at "Physics of Plasmas"
DOI: 10.1063/1.5092754
Abstract: This work analyzes the discharge characteristics of water plasma for a miniature microwave discharge ion thruster via three-dimensional particle-in-cell simulations with Monte Carlo collisions. It incorporates the negative ions (H−, O−, and OH−) into the… read more here.
Keywords: discharge characteristics; ion; azimuthal rotation; characteristics water ... See more keywords
Enhancing ion extraction from decaying plasmas using light negative ions
Sign Up to like & getrecommendations! Published in 2025 at "Journal of Physics D: Applied Physics"
DOI: 10.1088/1361-6463/ae1f25
Abstract: A potential scheme to enhance target ion flux extracted from decaying plasmas is proposed and verified by particle-in-cell simulations. By introducing light negative ions, the method significantly increases the collected target ion flux and shortens… read more here.
Keywords: light negative; decaying plasmas; extraction; ion ... See more keywords
Detection of negative ions in streamer discharge in air by transient cavity ringdown spectroscopy
Sign Up to like & getrecommendations! Published in 2024 at "Plasma Sources Science and Technology"
DOI: 10.1088/1361-6595/ad227e
Abstract: Atmospheric-pressure discharges generated in air are expected to be electronegative, but experiments that examine negative ion densities are limited to date. In this work, we measured the temporal variation of the negative ion density in… read more here.
Keywords: spectroscopy; air; discharge; negative ions ... See more keywords
Determination of the dipole polarizability of the alkali-metal negative ions
Sign Up to like & getrecommendations! Published in 2020 at "Physical Review A"
DOI: 10.1103/physreva.102.022820
Abstract: We present electric dipole polarizabilities (αd) of the alkali-metal negative ions, from H − to Fr−, by employing four-component relativistic many-body methods. Differences in the results are shown by considering Dirac-Coulomb (DC) Hamiltonian, DC Hamiltonian… read more here.
Keywords: many body; alkali metal; dipole polarizability; metal negative ... See more keywords
Mixing of States with the Same Symmetry in Negative Ions
Sign Up to like & getrecommendations! Published in 2020 at "Bulletin of the Russian Academy of Sciences: Physics"
DOI: 10.3103/s1062873820050159
Abstract: Abstract An analysis is performed of the mass spectrum of resonance electron capture by tetracyanoquinodimethane molecules, in which long-lived negative molecular ions are detected. At 3.6 eV, the ions can be attributed to an electron-excited… read more here.
Keywords: mixing states; states symmetry; negative ions; symmetry negative ... See more keywords
Influence of Temperature Variability on the Efficacy of Negative Ions in Removing Particulate Matter and Pollutants: An Experimental Database
Sign Up to like & getrecommendations! Published in 2024 at "Data"
DOI: 10.3390/data9110131
Abstract: Cities globally must make urgent decisions to ensure a sustainable future as rising pollution, particularly PM2.5, poses severe health risks like respiratory and heart diseases. PM2.5’s harmful composition also impacts vegetation and the environment. Immediate… read more here.
Keywords: negative ions; particulate matter; temperature variability; influence temperature ... See more keywords
Effect of Negative Ion Generation on Complex Plasma Structure Properties
Sign Up to like & getrecommendations! Published in 2022 at "Molecules"
DOI: 10.3390/molecules27248669
Abstract: We propose a low-density discharge plasma model that takes into account the impact of oxygen admixture in typical conditions of complex (dusty) plasmas. Numerical simulations based on this model show that the concentration of negative… read more here.
Keywords: ion generation; negative ion; negative ions; effect negative ... See more keywords
Comparative Study of Computational Models for Reducing Air Pollution through the Generation of Negative Ions
Sign Up to like & getrecommendations! Published in 2021 at "Sustainability"
DOI: 10.3390/su13137197
Abstract: Today, air quality is one of the global concerns that governments are facing. One of the main air pollutants is the particulate matter (PM) which affects human health. This article presents the modeling of a… read more here.
Keywords: comparative study; study computational; models reducing; computational models ... See more keywords