Results 61 to 70 of about 112,198 (176)

Mechanical reinforcement of carbon foam by hafnium carbide deposit

open access: yes, 1999
Hafnium carbide made by chemical vapour deposition is being investigated as promising coating and mechanical reinforcement of carbon foams used at high temperature (above 3000°C).
A. Derré   +3 more
core   +1 more source

Hafnium-Oxide 3‑D Nanofilms via the Anodizing of Al/Hf Metal Layers

open access: yes, 2018
Hafnium-oxide films with self-organized nanostructured 3-D architectures and variable dimension (10 to 400 nm) are synthesized via the high-current anodizing of thin aluminum-on-hafnium layers in phosphoric, malonic, and oxalic acid electrolytes.
Maria Bendova (1274943)   +3 more
core   +1 more source

Improvement of piezoresistance properties of silicon carbide ceramics through co-doping of aluminum nitride and nitrogen [PDF]

open access: yes, 2008
The piezoresistance coefficient was measured on co-doped silicon carbide ceramics. Evaluation samples of alpha-silicon carbide ceramics were first fabricated by glass capsule HIP method using powder mixture of silicon carbide and aluminum nitride with ...
Kishimoto, Akira   +2 more
core   +1 more source

Ultra-High Temperature Oxidation of a Hafnium Carbide-Based Solid Solution Ceramic Composite

open access: yes, 2014
Hafnium carbide-based solid solution ceramics with yttria additions were consolidated via hot pressing utilizing chromium carbide as a transient liquid sintering agent. Selected samples were oxidized at temperatures exceeding 2200. °C under high velocity
Ushakov, Sergey V.   +3 more
core   +1 more source

Development of tungsten rhenium hafnium carbide tooling for friction stir welding of nickel based superalloys [PDF]

open access: yes
Development of advanced high strength and high temperature tool materials are required for solid-state friction stir welding (FSW) of nickel-based superalloys.
Perrin, Zachary H.
core   +1 more source

Hafnium iridide as a component of materials for extreme applications [PDF]

open access: yes, 2017
Iridium-based intermetallics have high melting points, high hardness, good erosion and oxidation resistance. Compared with UHT ceramics iridium intermetallics have crack resistance and high thermal conductivity. These features are necessary for design of
Lozanov, V.V., Baklanova, Natalya I
core   +1 more source

Pentacene-Based Thin-Film Transistors With a Solution-Process Hafnium Oxide Insulator [PDF]

open access: yes, 2009
—Pentacene-based organic thin-film transistors with solution-process hafnium oxide (HfOx) as gate insulating layer have been demonstrated. The solution-process HfOx could not only exhibit a high-permittivity (κ = 11) dielectric constant but also has ...
Chou, Dei-Wei   +6 more
core  

Research on Primary Knock-on Atom and DPA Calculation in SiC Fuel Clad of Micro Gas-cooled Reactor

open access: yesYuanzineng kexue jishu
The micro gas-cooled reactor is one kind of advanced movable micro nuclear power devices with very high inherent safety, which adopts a new type of dispersed multi-coated particle fuel mainly made of silicon carbide (SiC) in fuel system.
WANG Ziqi, GUAN Jingyu, DONG Duo, ZHANG Chenglong, ZHU Siyang, HE Kai, LIU Guoming
doaj   +1 more source

Field Evaporation Characteristics in Hafnium Carbides [PDF]

open access: yesMicroscopy and Microanalysis, 2017
F. Vogel   +3 more
openaire   +1 more source

Hydrolysis of Hafnium Nitrides and Carbides

open access: yesJournal of the Japan Institute of Metals, 1975
Bunkei Ky\={o}   +2 more
openaire   +2 more sources

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