Results 81 to 90 of about 1,653 (221)

The mechanical behavior of tantalum carbide and magnesium oxide

open access: yes, 1967
Mechanical behavior of tantalum carbide and magnesium oxide polycrystalline ...
Leipold, M. H., Nielsen, T. H.
core  

Neutral tantalum - carbide clusters: A multiphoton ionization and density functional theory study

open access: yes, 2000
© 2000 American Chemical SocietyNeutral tantalum-carbide clusters, TamCn (m = 1-6, n = 1-7), have been formed in a supersonic expansion following the reaction of tantalum and acetylene in a laser ablation source.
Buntine, M.   +3 more
core   +1 more source

A Near-Ultraviolet Photodetector Based on the TaC: Cu/4 H Silicon Carbide Heterostructure

open access: yesApplied Sciences
Photodetectors (PDs) based on 4H silicon carbide (SiC) have garnered significant interest due to their exceptional optoelectronic properties. However, their photoresponse is typically restricted to the ultraviolet (UV) region, with limited light ...
Salah Abdo   +7 more
doaj   +1 more source

PREPARATION OF TANTALUM CARBIDE FROM AN ORGANOMETALLIC PRECURSOR

open access: yes, 1999
In this work we have synthesized an organometallic oxalic precursor from tantalum oxide. This oxide was solubilized by heating with potassium hydrogen sulfate.
ROUBIN, M.   +4 more
core  

Synthesis and Characterization of Tantalum Carbide Nanoparticles.

open access: yes, 2012
Transition metal carbides are in demand for their unique properties resembling with metal and ceramic constituents. These carbides have high hardness, high melting temperature, high-temperature strength.
Kaur, Navjot
core  

High Temperature Oxidation Study of Tantalum Carbide-Hafnium Carbide Solid Solutions Synthesized by Spark Plasma Sintering

open access: yes, 2016
Tantalum carbide (TaC) and hafnium carbide (HfC) possess extremely high melting points, around 3900 oC, which are the highest among the known materials.
Zhang, Cheng
core   +1 more source

Effects of impurities on stability of TiC, TaC and ZrC particles in tungsten

open access: yesNuclear Materials and Energy
Titanium carbide (TiC), tantalum carbide (TaC) and zirconium carbide (ZrC) in form of particles are widely added in W to improve its mechanical and anti-irradiation properties. However, TiC, TaC and ZrC particles are decomposed to Ti-C-O, Ta-C-O and Zr-C-
Yu-Wei You   +8 more
doaj   +1 more source

Tungsten Carbide and Tantalum Carbide Coatings on Machining Tools

open access: yes, 2009
High speed steel tools for machining were coated with WC and TaC by chemical vapor deposition (CVD), and were used in a high speed milling machine. The physical integrity of the tools coatings were analyzed by scanning electron microscopy at the end of the trials and materials surface roughness were compare in order to predict best behaviour too. These
F. E. Palomar   +4 more
openaire   +1 more source

Hall coefficient of tantalum carbide as function of carbon content and temperature

open access: yes, 1967
Hall coefficient and electric resistivity of tantalum carbide as function of carbon content and ...
Santoro, G. J., Dolloff, R. T.
core  

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