Arc discharge
Numerical Simulation for Enhancement of H− Production in the DC Arc-Discharge Hydrogen Negative Ion Source for Medical Use
... A multi-cusp filament-driven DC arc-discharge H − ion source has been developed for proton cyclotron, which is used for Boron Neutron Capture Therapy (BNCT). In order to shorten the treatment time of BNCT, ...
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Synthesis and Characterization of Carbon Nano Balls from Graphite by the Arc Discharge Method
... The SEM micro photographs (with low and high magnification) of the product obtained during electrochemical arc discharge are shown in the Fig. 2a-c. Wherein, the CMBSs with spherical shape and smooth ...
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Arc Discharge Synthesis and Photoluminescence of 3D Feather like AlN Nanostructures
... the discharge began, a pit would appear on the ingot immediately. After arc discharge, some gray products in the pit were collected for later ...
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Synthesis Of Various Forms Of Carbon Nanotubes by ARC Discharge Methods – Comprehensive Review
... steady arc discharge method,6,7 the catalytic chemical vapor deposition (CCVD) method, etc, which usually gives DWCNTs with large diameter distributions (2 to 5 nm) and thus limiting the applications of the ...
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Hydrogen Sorption Property of Zr55V29Fe16 Nanopowder Synthesized by the Plasma Arc Discharge Process
... plasma arc discharge process can be used for preparing metal, ceramic, and their composite nanoparticles by vaporization- condensation of metals or alloys in an active atmosphere using a DC ...
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Synthesis of Magnetite/ Hematite/ Iron Nanocomposites by the Low Voltage Arc Discharge in Water in the Presence of External Magnetic Field
... low-voltage arc is discharged between two iron electrodes in distilled water while an external magnetic field with the nominal power of ...By arc discharge, iron is oxidized to iron ...
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Edge carboxylated graphene nanoflakes from nitric acid oxidised arc discharge material
... Flakes of graphitic carbon with average lateral diameters of 30 nm have been prepared. The graphene nanoflakes (GNFs) consist predominantly of single sheets and show a small number of defects within the sheets. Unlike ...
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Characterization of carbon nanotubes synthesized using magnetic field assisted arc discharge technique
... in arc discharge process including entanglement, by product growth, low density grows, and lack of graphitic ...the arc discharge process, the two contacting graphite electrodes by small gaps ...
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Preparation of Ag Cu Composite Nanoparticles by the Submerged Arc Discharge Method in Aqueous Media
... an arc discharge (plasma) at the tip of both electrodes submerged in the dielectric ...the arc discharge occurred for the on-duration, the metal particles sputtered onto the electrode surface, ...
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Fullerene-to-mwcnt structural evolution synthesized by arc discharge plasma
... The arc discharge plasma technique was applied to synthesize the MWCNTs by evaporating carbon through the arc plasma between two cylindrical graphite rods, with a background pressure of 10 −2 to 10 2 ...
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Carbon ion characterization in arc discharge plasma
... Figure 1 shows that the experimental set-up to produce arc discharge plasma. Arc discharge plasma was generated using graphite electrodes in stainless steel vacuum chamber. The experiment will ...
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“GROWTH OF CARBON NANOTUBES BY ARC DISCHARGE
... by arc discharge generally have fewer structural defects than those produced by other known ...of arc-produced MWNTs remain far ...with arc technique and may surpass and substitute for them in ...
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Sensing and identification of carbon monoxide using carbon films fabricated by methane arc discharge decomposition technique
... species represent the phenomenon of methane cracking under high-voltage arc discharge conditions as described in recent studies [22]. As soon as the gas breakdown oc- curs, plasma species will react with ...
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Superimposition of Pulses to Steady Arc Discharge in Toroidal Divertor Simulator
... an arc discharge in the toroidal shaped divertor simulator NAGDIS (Nagoya Divertor ...of arc spot motion and jumping feature of arc spot are ...
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Obtaining of Nb 16Si spherical powders alloy for additive technologies by mechanical alloying and spheroidization in electric arc discharge thermal plasma
... For the process of Nb-16Si powder spheroidization a plasma generator based on thermal plasma arc generator with the vortex discharge stabilization was used. Spheroidization of metal powders in plasma unit ...
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Can We Optimize Arc Discharge and Laser Ablation for Well Controlled Carbon Nanotube Synthesis?
... of 780 < T < 1050 °C in LA method, Bandow et al. [165] tried to tune the diameter of the tubules from 0.81 to 1.51 nm. Most of the chiral vectors (C) relevant to this work were assigned to the armchair tube direc- ...
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PRODUCTION, PURIFICATION AND FUNCTIONALIZATION OF CARBON NANOTUBES FOR MEDICAL APPLICATIONS
... membranes with different pore diameters in sequence from the largest to smallest in the cross-flow system is useful. In such a way, no oxidative treatment was required. Since all large aggregates were retained by the ...
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One pot Synthesis of Nitrogen Containing Carbon Nano Materials in CVD Reactor Enhanced with Plasma
... for arc discharge reactor, which results in reductive ...the arc discharge reactor, the atmosphere is favorable for the interaction of activated nitrogen with carbon-containing compounds and ...
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Air Plasma Mitigation of Shock Wave
... electric arc discharge, works as a plasma deflector, it deflects incoming flow to transform the shock from a well-defined attached shock into a highly curved shock ...increasing discharge intensity, ...
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CARBON NANOTUBES: AN APPROACH TO NOVEL DRUG DELIVERY SYSTEM
... Synthesis of Carbon Nanotube: Techniques have been developed to produce nanotubes in sizeable quantities, including arc discharge, laser ablation, high pressure carbon monoxide (HiPco), and chemical vapor ...
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