Results 21 to 30 of about 220,572 (314)

Applications of Thermal Plasmas for the Environment

open access: yesApplied Sciences, 2022
Thermal processing such as incineration is most commonly used for the treatment of waste streams, whereby often-incomplete combustion of organic waste can lead to dangerous products in the exhaust gases. Thermal plasma technology with its wide temperature range is suitable to treat almost any chemical composition of wastes. It enables the efficient and
openaire   +3 more sources

Hydropyrolysis of n-Hexane and Toluene to Acetylene in Rotating-Arc Plasma

open access: yesEnergies, 2017
Thermal plasma pyrolysis is a powerful technology for converting waste or low-value materials to valuable gaseous hydrocarbons. This paper presents for the first time the hydropyrolysis of n-hexane and toluene in a rotating-arc plasma reactor. Effects of
Jie Ma   +6 more
doaj   +1 more source

QUARK-GLUON PLASMA AND THERMALIZATION [PDF]

open access: yesInternational Journal of Modern Physics E, 2007
In these lectures, I will attempt a pedagogical and qualitative introduction to the theory of equilibrium and thermalization of quark-gluon plasmas. I assume only that the reader is familiar with quantum field theory at zero temperature and with QCD as the theory of the strong interactions.
openaire   +2 more sources

Variable structure model for flow-induced tonal noise control with plasma actuators [PDF]

open access: yes, 2008
The objective of this work was to study the effect of plasma actuators in attenuating low-speed flow-induced cavitytones from a control point of view by employing techniques from classical control. A modification of the existingphysics-based linear model
Zhang, Xin   +7 more
core   +1 more source

Characterization of Ni3Sn intermetallic nanoparticles fabricated by thermal plasma process and catalytic properties for methanol decomposition

open access: yesScience and Technology of Advanced Materials, 2019
The intermetallic compound Ni3Sn has potential for application in hydrogen production as a catalyst. Herein, we synthesized Ni3Sn nanoparticles through a thermal plasma process.
Ya Xu   +4 more
doaj   +1 more source

Feasibility of a Plasma Furnace for Methane Pyrolysis: Hydrogen and Carbon Production

open access: yesEnergies, 2023
The imperative to achieve a climate-neutral industry necessitates CO2-free alternatives for H2 production. Recent developments suggest that plasma technology holds promise in this regard. This study investigates H2 production by methane pyrolysis using a
Oday Daghagheleh   +5 more
doaj   +1 more source

Effects of Impurity Content on the Sintering Characteristics of Plasma-Sprayed Zirconia [PDF]

open access: yes, 2007
Yttria-stabilized zirconia powders, containing different levels of SiO2 and Al2O3, have been plasma sprayed onto metallic substrates. The coatings were detached from their substrates and a dilatometer was used to monitor the dimensional changes they ...
Paul, S.   +9 more
core   +1 more source

Review of Plasma Technologies for Contribution of Environmental Purification

open access: yesIEEE Open Journal of Nanotechnology, 2022
Since the beginning of the 20th century, plasma technology has been used in a variety of fields. In the 1980s, R&D related to arc plasma welding and waste disposal, as well as etching, painting, and gas removal equipment that used plasma technology ...
Kuniko Urashima
doaj   +1 more source

Automation System Applied To A Plasma Inertization Plant

open access: yesEletrônica de Potência, 2007
This article describes an automation system for a residues treatment plant based on thermal plasma. A compact PLC was used to activate several subsystems and to control the main reactor inner temperature using Fuzzy logic.
Alexandre M. F. Guimarães   +7 more
doaj   +1 more source

Sintering Kinetics of Plasma-Sprayed Zirconia TBCs [PDF]

open access: yes, 2007
A model of the sintering exhibited by EB-PVD TBCs, based on principles of free energy minimization, was recently published by Hutchinson et al. In the current paper, this approach is applied to sintering of plasma-sprayed TBCs and comparisons are made ...
Cipitria, A.   +4 more
core   +1 more source

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