Results 21 to 30 of about 1,691,962 (389)

Mechanical properties and microstructure of Al2O3/TiAl in situ composites doped with Cr and V2O5 [PDF]

open access: yesScience of Sintering, 2012
Al2O3/TiAl in situ composites doped with Cr and V2O5 were successfully prepared from Ti, Al, TiO2, Cr and V2O5 by hot pressing. The effect of in situ formed Al2O3 content on the phase composition, microstructure and mechanical properties of Al2O3/TiAl
Zhang Kun   +3 more
doaj   +1 more source

Interatomic potentials for atomistic simulations of the Ti-Al system [PDF]

open access: yes, 2003
Semi-empirical interatomic potentials have been developed for Al, alpha-Ti, and gamma-TiAl within the embedded atomic method (EAM) by fitting to a large database of experimental as well as ab-initio data.
A. Girshick   +93 more
core   +1 more source

An Advanced TiAl Alloy for High-Performance Racing Applications

open access: yesMaterials, 2020
Requirements and strict regulations for high-performance racing applications involve the use of new and innovative lightweight structural materials. Therefore, intermetallic γ-TiAl-based alloys enable new opportunities in the field due to their lower ...
M. Burtscher   +7 more
semanticscholar   +1 more source

Microstructural and XRD analysis and study of the properties of the system Ti-TiAl-B4C processed under different operational conditions [PDF]

open access: yes, 2018
High specific modulus materials are considered excellent for the aerospace industry. The system Ti-TiAl-B4C is presented herein as an alternative material. Secondary phases formed in situ during fabrication vary depending on the processing conditions and
Arévalo Mora, Cristina María   +4 more
core   +2 more sources

Dislocations in TiAl [PDF]

open access: yesRevue de Physique Appliquée, 1988
No abstract ...
Hug, G., Loiseau, A., Veyssière, P.
openaire   +2 more sources

MICROSTRUCTURE AND MECHANICAL CHARACTERISATION OF TIAL COATED ON Ti64

open access: yesSouth African Journal of Industrial Engineering, 2017
In this study, TiAl alloy was coated on Ti64 using a 1074nm high power continuous-wave laser while varying the laser beam scanning speed. This was done in order to increase the thermo-mechanical properties of Ti64.
Masina, Bathusile   +3 more
doaj   +1 more source

Molecular Dynamics Simulation on Creep Behavior of Nanocrystalline TiAl Alloy

open access: yesNanomaterials, 2020
TiAl alloy represents a new class of light and heat-resistant materials. In this study, the effect of temperature, pressure, and grain size on the high-temperature creep properties of nanocrystalline TiAl alloy have been studied through the molecular ...
F. Zhao   +5 more
semanticscholar   +1 more source

The mechanical behaviour of an ultrafine grained Ti-47Al-2Cr (at%) alloy in tension and compression and at different temperatures [PDF]

open access: yes, 2011
A bulk ultrafine grained (UFG) Ti-47Al-2Cr (at%) alloy has been produced using a powder metallurgy process that combines high energy mechanical milling (HEMM) of a mixture of Ti, Al and Cr powders to produce a Ti/Al/Cr composite powder and hot isostatic ...
Cao, Peng   +4 more
core   +2 more sources

Oxidation Behavior of TiAl-Based Alloy Modified by Double-Glow Plasma Surface Alloying with Cr–Mo

open access: yesHigh Temperature Materials and Processes, 2017
A Cr–Mo alloyed layer was prepared on a TiAl-based alloy using plasma surface alloying technique. The isothermal oxidation kinetics of the untreated and treated samples was examined at 850 °C. The microstructure and phase composition of the alloyed layer
Wei Xiangfei   +4 more
doaj   +1 more source

Dynamic behavior and microstructural evolution of TiAl alloys tailored via phase and grain size

open access: yesJournal of Materials Research and Technology, 2023
As a kind of promising aerospace material, TiAl alloys need to withstand extreme conditions such as high-rate impact loads and high temperatures. The mechanism on the failure and fracture of TiAl alloys under extreme conditions is related with the ...
Rui Liu   +7 more
doaj   +1 more source

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