Results 121 to 130 of about 27,568 (237)

Conceptual design studies and experiments related to cavity exhaust systems for nuclear light bulb configurations [PDF]

open access: yes
Investigations of various phases of gaseous nuclear rocket technology have been conducted. The principal research efforts have recently been directed toward the closed-cycle, vortex-stabilized nuclear light bulb engine and toward a small-scale fissioning
Kendall, J. S., Stoeffler, R. C.
core   +1 more source

Strength Properties of Preceramic Brazed Joints of a Gold-Palladium Alloy with a Microwave-assisted Oven and Gas/Oxygen Torch Technique [PDF]

open access: yes, 2014
Statement of problem The effect of microwave brazing on the strength properties of dental casting alloys is not yet known. Purpose The purpose of this study was to compare the strength properties of preceramic brazed joints obtained by using a microwave
Dunford, Robert   +3 more
core   +1 more source

Performance of thermal barrier coatings in high heat flux environments [PDF]

open access: yes
Thermal barrier coatings were exposed to the high temperature and high heat flux produced by a 30 kW plasma torch. Analysis of the specimen heating rates indicates that the temperature drop across the thickness of the 0.038 cm ceramic layer was about ...
Berndt, C. C., Miller, R. A.
core   +1 more source

Optimization of Technology for Production of Bimetallic Compounds by High-current Relativistic Electron Beam Hardfacing of Nanostructured Coatings [PDF]

open access: yes, 2013
The mechanism of remote application of nanostructured coatings on metallic substrates is considered in the article. Spectroscopic studies of gas-plasma torch produced when the number of materials used in coatings is irradiated by the high-current ...
Bazaleev, M.I.   +7 more
core  

High-Speed Tomography—A New Approach to Plasma Bulk Velocity Measurement

open access: yesApplied Sciences
The plasma bulk velocity is one of the key parameters describing the behavior of a plasma jet and is relevant for applications such as plasma spraying or electric propulsion.
Roman Forster   +2 more
doaj   +1 more source

Antimicrobial effects of microwave-induced plasma torch (MiniMIP) treatment on Candida albicans biofilms. [PDF]

open access: yesMicrob Biotechnol, 2019
Handorf O   +7 more
europepmc   +1 more source

The variable polarity plasma arc welding process: Its application to the Space Shuttle external tank [PDF]

open access: yes
The technical history of the variable polarity plasma arc (VPPA) welding process being introduced as a partial replacement for the gas shielded tungsten arc process in assembly welding of the space shuttle external tank is described.
Bayless, O. E., Jr.   +4 more
core   +1 more source

Direct current plasma spraying of mechanofused alumina-steel particles

open access: yes, 2009
Stainless steel particles (60 $\mu$m in mean diameter) cladded with an alumina shell (2 $\mu$m thick and manufactured by mechanofusion) were sprayed with an Ar-H2 (53-7 slm) d.c. plasma jet (I = 500 A, P = 28 kW, \rho_th = 56 %).
Ageorges, Hélène   +4 more
core   +1 more source

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