... Abstract : Glow Discharge Optical Spectroscopy (GDOS) was used as a ... in a dc glow discharge. ... COMPOSITION), GLOW DISCHARGES, BORON ...
DTIC Science & Technology
... by glow discharge in a ... HARDENING, GLOW DISCHARGES, OXIDES, SURFACE ... Subject Categories : METALLURGY AND METALLOGRAPHY ...
... Descriptors : , (*DISCHARGE TUBES, GLOW DISCHARGES), (*GLOW DISCHARGES, EXCITATION ... Subject Categories : ELECTRICAL AND ...
... The atmospheric pressure glow discharge in ... Descriptors : *NITROGEN, *OPTICAL ANALYSIS, *GLOW DISCHARGES, *BAROMETRIC ...
... to an existing Glow Discharge Optical Spectroscopy (GDOS) apparatus ... ION IMPLANTATION, *GLOW DISCHARGES, *ATOMIC SPECTROSCOPY ...
... Title : Glow Discharge Optical Spectroscopy for ... Descriptors : *SPECTROSCOPY, *SEMICONDUCTORS ... SILICON, *GLOW DISCHARGES, *BORON ...
... Abstract : The Glow Discharge Optical Spectroscopy technique ... dc glow discharge using ... ION IMPLANTATION, *GLOW DISCHARGES, MAGNESIUM ...
... OF VARIATIONAL CURRENT IN GLOW DISCHARGE VOLTAGE REGULATOR TUBES. ... Descriptors : *VOLTAGE REGULATORS, *DISCHARGE ...
... Title : OPTICAL ABSORPTION IN GLOW DISCHARGE AMORPHOUS SILICON FILMS. Descriptive Note : Journal article,. ...
... the micro-discharge based ... SATELLITES, *GLOW DISCHARGES, *THRUSTERS ... Subject Categories : NUMERICAL MATHEMATICS ELECTRICITY ...
... High Magnetic Field Glow Discharge Ionization Source ... Elemental Mass Spectrometry, Glow Discharge Ionization, High Magnetic Fields 16. ...
... Glow Discharge Mass Spectrometry ... ANALYSIS OF SEMI-INSULATING BULK GaAs USING GLOW DISCHARGE MASS SPECTROMETRY ...
... Title : ELECTRICAL PROPERTIES OF RADIO FREQUENCY GLOW DISCHARGES IN AIR AT ATMOSPHERIC PRESSURE. ...
... Title : UV Sustained Glow Discharge Opening Switch. ... This research has a significant technological application in opening switches. ...
... Descriptors : *GLOW DISCHARGES, *ELECTRIC PROPULSION, IONS, DYNAMICS, PLASMAS(PHYSICS), THEORY, ELECTRIC FIELDS, GASES ...
... Accession Number : ADA361406. Title : Space Charge Structure of a Glow Discharge in the Presence of a Longitudinal Inhomogeneity. ...
... Title : SELECTIVE ABSORBER USING GLOW-DISCHARGE AMORPHOUS SILICON FOR SOLAR PHOTOTHERMAL CONVERSION. ...
... the effects of glow discharge cleaning ... perveance measurements, optical interferometry ... PROPERTIES, HEATING, GLOW DISCHARGES, CLEANING ...
... Accession Number : AD0611085. Title : OBTAINING ELEMENTARY BORON IN A GLOW DISCHARGE,. Corporate Author ...
... Accession Number : AD0481348. Title : MOVING STRIATIONS IN AN ARGON GLOW DISCHARGE. Descriptive Note : Master's thesis,. ...
... Title : Glow Discharge Optical Spectroscopy for Microvolume Elemental Analysis and Sputtering Diagnostics. Descriptive Note : Technical rept.,. ...
Pulsed laser ablation under an O2/He glow discharge was studied to improve the surface crystallinity and UV luminescence of ZnO nanoparticles ~10 nm in size. X-ray photoemission spectroscopy, scanning transmission electron microscopy, and cathodoluminescence spectroscopy were used to analyze the crystalline structures and chemical ...
NASA Astrophysics Data System (ADS)
... initiates a quasi-homogeneous glow discharge. This discharge is about 10 ns in ... EMISSION, *ELECTRIC DISCHARGES, *AVALANCHE EFFECT ...
... is very sensitive to discharge current, gas ... LASERS, *GLOW DISCHARGES, *CATHODES, ELECTRIC DISCHARGES, TRANSLATIONS ...
... in a low pressure argon gas discharge. ... IMPURITIES, IONS, OPTICAL PROPERTIES ... EMISSION, CHROMIUM, GLOW DISCHARGES, SPUTTERING ...
... on the analysis of the optical emission of ... Radio frequency excitation of the glow discharge (RF-GD ... coupled radio frequency discharges have been ...
... Subject index to significant articles, news items, and ... This method uses glow discharges in air and ... all the advantages of discharge techniques and is ...
... regimes of the spherical glow discharges were formed ... initial radial distribution of the electric field. ... model, it was assumed that a spherical discharge ...
The cleaning of large Tokamak vessels with glow discharges as a source of H atoms is discussed, drawing on industrial experience in their use for the improvement of metal surfaces. Glow discharge is dealt with in relation to Townsend discharge and arcing....
National Technical Information Service (NTIS)
Glow discharge mass spectrometry (GDMS) is an in situ method used to determine the mass and energy of positive ions incident on the substrate during sputter deposition. In the first part of this review, we describe the sputtering glow discharge, creation ...
... with calculations made for homogeneous plasma layers, if ... following the discharge. ... IMPEDANCE, GLOW DISCHARGES, HALOCARBON PLASTICS ...
... component, discharge current ... ADDITIVES, OPTICAL MATERIALS, ELECTROCHEMISTRY, GLOW DISCHARGES, SPECTROSCOPY. ...
... properties, but also on the electric circuit associated with the discharge. ... A minimum voltage is required to maintain the discharges. ...
All of our projects involve the glow discharge source as our basic research focus. Our primary effort is glow discharge mass spectrometry, but we frequently use complementary procedures such as atomic absorption and atomic emission in the glow discharge to obtain useful ...
DOE Information Bridge
A method for conformally coating a microtextured surface. The method includes flash evaporating a polymer precursor forming an evaporate, passing the evaporate to a glow discharge electrode creating a glow discharge polymer precursor plasma from the evaporate, cryocondensing the glow ...
DOEpatents
... Accession Number : AD0274470. Title : IMPEDANCE AND ION TRANSIT TIMES IN GLOW DISCHARGE TUBES. Corporate ...
... Accession Number : AD0817559. Title : ACOUSTIC PERTURBATION OF A NEON GLOW DISCHARGE. Descriptive Note : Doctoral thesis,. ...
Spectroscopic measurements of the glow discharge were made in an ... All snapover electrical and optical experiments ..... Spectroscopic analysis of the glow ...
NASA Website
Details of the processes occurring during sample atomization from a ''microarc'' discharge have been studied photometrically, by use of high-speed color cinematography and through current-voltage waveforms. The microarc studied here is an atmospheric-pressure inert-gas glow discharge supported ...
Energy Citations Database
... Abstract : A homogeneous atmospheric pressure glow discharge ... of the discharge are measured ... Descriptors : *ELECTRIC DISCHARGES, *HELIUM ...
... Title : Optical and Discharge Studies of Novel ... COMPOUNDS, GLOW DISCHARGES, TELLURIUM ... SELENIUM, IODIDES, QUENCHING(INHIBITION ...
... into a homogeneous negative glow ... using measurements of discharge current, voltage ... STRUCTURES, *ELECTRIC DISCHARGES, *IONIZATION ...
... of a pulse discharge with a ... Descriptors : (*GLOW DISCHARGES, ELECTRON DENSITY ... Subject Categories : ELECTRICITY AND MAGNETISM ...
The possibility of nitriding titanium in a glow discharge in a purified nitrogen medium was established. Nitriding in a glow discharge occurs two to three times faster than during furnance heating. The phase composition of the nitrided layer was defined a...
Methan glow discharge system on JT-60 was developed to coat carbon on the surface of the first wall. The objective of this system is to produce the carbon coating on the surface of the first wall and to make the glow discharge for the treatment of the fir...
Glow-Discharge Plasma Actuators. NASA/TM2003-212204/REV1. December 2004. AIAA 20031025 .... indicate that the glow-discharge plasma actua- ...
Compressive acoustic pulses were produced by an impulsive abnormal-glow discharge and the interaction of these pulses with the positive column of a dc neon glow discharge was studied. The acoustic pulses are analyzed and are found to be infinitesimal ampl...
An electrodeless glow discharge by 13.5 MHz radio frequency was used to modify the surface of polymers. Glow discharge treatment with a gas (approximately 50 micrometers Hg pressure at 30 watts) increased the wettability of all polymer surfaces examined (...
Page 1. NRL Report 7973 Surface Cleaning by Glow Discharge in a High-Volume Gas Flow LJAMES P. WESTON AND WILLIAM W. BALWANZ ...
... Descriptors : (*CARBON DIOXIDE, *ULTRAVIOLET SPECTRA), (*GAS LASERS, CARBON DIOXIDE), GLOW DISCHARGES, CARBON MONOXIDE ...
... Accession Number : ADA400898. Title : Particle Simulation of CH4/H2 RF Glow Discharges for DLC Film Deposition. Descriptive ...
Sep 18, 2009 ... This system is a microhollow glow discharge-based electronic sniffer (MHGD Sniffer) and provides the basis for the proposed NASA effort. ...
Sep 3, 2010 ... Makel Engineering, Inc. (MEI) and Penn State University (PSU) propose to develop a highly sensitive spectrometer based on glow discharge ...
... Title : Ion Nitriding of Titanium in a Glow Discharge,. Corporate Author : FOREIGN TECHNOLOGY DIV WRIGHT-PATTERSON AFB OHIO. ...
... Abstract : Nichrome wire in the shape of a coil was plasma nitrided in a RF glow discharge using a hot filament technique. ...
... Title : High Mass Resolution Glow Discharge Mass Spectrometry Using an External Ion Source FT-ICR Mass Spectrometer. ...
Jan 20, 2005 ... In addition, it was the first time that hot-wire measurements were made in presence of glow discharge plasma. It was first set of direct ...
Ion-nitriding is a glow discharge surface modification technique primarily ... During ion-nitriding the specimen is the cathode of the do glow discharge. ...
... Title : Carbonitriding at 1050 C in a Glow-Discharge Plasma,. ... hardenability, and thus small parts made of low-carbon steels may be oil quenched. ...
Low speed wind tunnel data have been acquired for planar panels covered by a uniform, glow-discharge
NASA Technical Reports Server (NTRS)
... Accession Number : ADA128553. Title : An Effect of Turbulent Diffusion on the Glow Discharge-to-Arc Transition. Descriptive Note : Master's thesis,. ...
An ambient atmosphere glow discharge spectrometer is disclosed having a capillary, two electrodes and a means for recording the atomic emissions.
... We report in this paper the successful coupling of a 4 Page 7. glow discharge ion source to an FTICR mass spectrometer. The results of initial ...
... Title : A Glow Discharge Ion Source with Fourier Transform Ion Cyclotron Resonance Mass Spectrometric Detection. Descriptive ...
Their relative engineering simplicity, plasma uniformity and chemistry make Atmospheric Pressure Glow Discharges (APGD) very attractive for plasma processing applications. Here some of the basic characteristics of glow discharges are introduced. The basic dielectric barrier discharge and how it ...
Work in our laboratory has centered on the development of the glow discharge as an ionization source for solids elemental mass spectrometry. The electrical discharge produced by applying a large potential between a cathode, formed from the analytical sample, and an anode in the presence of a low pressure inert gas is known to generate ...
In this work, we carried out two-dimensional numerical simulation of atmospheric pressure dc glow discharge with miniature helium flow in nitrogen. The glow discharge is generated along the helium flow, which is injected from the nozzle anode into the discharge region filled with nitrogen. The ...
A method and apparatus for stabilizing glow plasma discharges by suppressing the transition from glow-to-arc includes a perforated dielectric plate having an upper surface and a lower surface and a plurality of holes extending there through. The perforate...
Atmospheric Glow Technologies is developing an innovative mobile atmospheric plasma decon system based upon the patented one atmosphere uniform glow discharge plasma (OAUGDP) technology. This advanced system will be a deployable military protection system...
The cleaning of large Tokamak vessels with glow discharges as a source of H atoms is discussed, drawing on industrial experience in their use for the improvement of metal surfaces. Glow discharge is dealt with in relation to Townsend discharge and arcing. The stability of the ...
This was combined theoretical and experimental research program to determine discharge performance characteristics and the influence of various gas mixture additives on discharge performance for UV-sustained glow discharges. This research has a significan...
... THRUSTERS, STEADY STATE, ABLATION, MATERIALS, SCALING ... NUMERICAL MATHEMATICS RADIOFREQUENCY WAVE PROPAGATION ...
... Accession Number : AD0488325. Title : RESONANT RADIATION AND MOVING STRIATIONS IN AN ARGON GLOW DISCHARGE. ...
... GLOW DISCHARGES (U) (*FLUORIDES), (*CHLORINE COMPOUNDS), (*BROMINE COMPOUNDS), RADIOFREQUENCY GENERATORS ...
... PLASTICS, VAPOR PLATING, ALUMINUM, ELECTRODES, MANUFACTURING, MATERIALS, DIELECTRIC PROPERTIES, GLOW DISCHARGES. ...
... Pagination or Media Count : 1. Descriptors : *GLOW DISCHARGES, ELECTRIC FIELDS, ELECTRICAL PROPERTIES, MEASUREMENT. ...
... Title : MEASUREMENT OF ACOUSTIC PRESSURES ASSOCIATED WITH MOVING STRIATIONS IN A NEON GLOW DISCHARGE. ...
... AIR, *EXPLOSIONS, *OXIDES, *NITROGEN COMPOUNDS, SIMULATION, OSCILLOSCOPES, TEMPERATURE, PLATINUM, GLOW DISCHARGES ...
... then only with high proportions of nitric oxide. ... REACTIONS), HYDROCARBONS, NITROGEN COMPOUNDS, OXIDES, AROMATIC COMPOUNDS ...
... Accession Number : ADD104195. Title : CORROSION OF THE CARBIDES OF TRANSITION METALS IN A GLOW DISCHARGE PLASMA. ...
... Accession Number : AD0828261. Title : ACOUSTIC INTERACTION WITH THE POSITIVE COLUMN OF A NEON GLOW DISCHARGE. ...
