Journal ArticleDOI
Feature article - Collision cross sections in gaseous electronics part I: what do they mean?
TLDR
In this article, various aspects that are important in understanding the electron-neutral interaction in gas discharges are reviewed and the target particle classification is presented on the basis of these principles, and total scattering cross sections are presented in a number of gases, and the principle features of each are explained.Abstract:
This paper reviews the various aspects that are important in understanding the electron-neutral interaction in gas discharges. On the basis of these principles, the target particle classification is presented. Total scattering cross sections are presented in a number of gases, and the principle features of each are explained. The role of cross sections in practical applications is briefly elucidatedread more
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Journal ArticleDOI
Diagnostic of 13.56 MHz RF sustained Ar–N2 plasma by optical emission spectroscopy
F. U. Khan,Najeeb Ur Rehman,S. Naseer,M. A. Naveed,Abdul Qayyum,N. A. D. Khattak,M. Zakaullah +6 more
TL;DR: In this article, the effect of argon gas mixing on the electron temperature, the degree of nitrogen dissociation and the active species concentration in a 13.56 MHz radio frequency (RF) sustained nitrogen plasma was investigated.
Journal ArticleDOI
A pulsed plasma jet with the various Ar/N 2 mixtures
TL;DR: In this paper, the physical properties of a fabricated pulsed DBD plasma jet are studied using optical emission spectroscopy, and the rotational, vibrational and excitation temperatures and density of electrons in the plasma medium of the pulsed plasma jet were obtained.
Journal ArticleDOI
Determination of excitation temperature and vibrational temperature of the N2(C 3Πu, ν′) state in Ne–N2 RF discharges
TL;DR: In this paper, the effect of neon mixing on the excitation and vibrational temperatures of the second positive system in nitrogen plasma generated by a 13.56?MHz RF generator was investigated.
Journal ArticleDOI
Electron temperature and ion density measurements in a glow discharge of an Ar–N2 mixture
TL;DR: In this article, a DC glow discharge produced in N2 gas can generate several species that are important in different applications, such as the modification of surface properties of materials, and a low-pressure glow discharge apparatus was used for the analysis of the Ar-N2 mixture at a total pressure of 2.0
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Effect of Excitation and Vibrational Temperature on the Dissociation of Nitrogen Molecules in Ar-N2 Mixture RF Discharge
TL;DR: In this paper, the excitation and vibrational temperature of a non-equilibrium argon-nitrogen mixture plasma generated at 13.56 MHz is characterized by optical emission spectroscopy and Langmuir probe techniques.
References
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Book
Dielectric relaxation in solids
TL;DR: In this paper, a broad-brush view of dielectric relaxation in solids is presented, making use of the existence of a universality of Dielectric response regardless of a wide diversity of materials and structures with dipolar as well as charge-carrier polarization.
Book
Dielectrics in electric fields
TL;DR: In this paper, the authors introduce the concept of polarization and static dielectric constant, and introduce the notion of space charge in solids dielectrics, and present a theoretical analysis of these concepts.
Journal ArticleDOI
Atomic negative-ion resonances
Stephen Buckman,Charles W. Clark +1 more
TL;DR: A review of experimental and theoretical approaches to the study of negative-ion resonances is given together with a consideration of the various schemes that are used for their classification in this paper, where the authors also highlight regularities in their behavior both within groups of the periodic table and along isoionic sequences.
Journal ArticleDOI
Measurements of total scattering cross sections for intermediate-energy positrons and electrons colliding with helium, neon, and argon
TL;DR: In this article, total scattering cross sections have been measured in the same apparatus for positrons and electrons colliding with helium, neon, and argon atoms in the energy range from 15 to 800 eV using a beam-transmission technique.