Microstructure and deformation of two-phase γ-titanium aluminides

F Appel, R Wagner - Materials science and engineering: r: reports, 1998‏ - Elsevier
During the past decade considerable research efforts have been directed towards achieving
balanced engineering properties of two-phase γ-titanium aluminide alloys for future …

[HTML][HTML] Machinability of γ-TiAl: A review

XIA Ziwen, S Chenwei, M Zhang, CUI Minchao… - Chinese Journal of …, 2023‏ - Elsevier
Owing to its outstanding mechanical properties, γ-TiAl is desirable materials for cross-
generation aero-engines. Nearly 70 years of exploration have made it into the initial …

Compatibility of deformation in two-phase Ti-Al alloys: Dependence on microstructure and orientation relationships

J Luster, MA Morris - Metallurgical and Materials Transactions A, 1995‏ - Springer
A two-phase alloy of composition Ti-47.5 Al-2.5 Cr has been studied under two heat-treated
conditions in order to obtain different microstructures. These consisted of lamellar and …

Effect of lamellar orientation on the strength and operating deformation mechanisms of fully lamellar TiAl alloys determined by micropillar compression

AJ Palomares-García, MT Pérez-Prado… - Acta Materialia, 2017‏ - Elsevier
The aim of this study is to determine the influence of lamellar orientation on the strength and
operative deformation mechanisms of a fully lamellar Ti-45Al-2Nb-2Mn (at.%)+ 0.8 (vol.%) …

Current understanding of creep behaviour of near γ-titanium aluminides

J Beddoes, W Wallace, L Zhao - International Materials Reviews, 1995‏ - Taylor & Francis
The literature dealing with creep of near γ-TiAl alloys is reviewed, including single and
multiphase compositions. The characteristics of creep in the primary or transient, minimum …

Non-planar dislocation cores: a ubiquitous phenomenon affecting mechanical properties of crystalline materials

V Vitek, V Paidar - Dislocations in solids, 2008‏ - Elsevier
Plastic deformation of crystalline materials is usually mediated by motion of dislocations.
Exceptions are diffusional creep that takes place at high temperatures and very low strain …

Deformation mechanisms in TiAl intermetallics—experiments and modeling

WT Marketz, FD Fischer, H Clemens - International Journal of Plasticity, 2003‏ - Elsevier
The mechanical properties of intermetallic γ-TiAl based materials depend strongly on the
microstructure, which in turn is influenced by the alloy chemistry and the applied heat …

Plastic anisotropy of γ-TiAl revealed by axisymmetric indentation

C Zambaldi, D Raabe - Acta Materialia, 2010‏ - Elsevier
Single crystals of γ-TiAl cannot be grown in the near-stoichiometric compositions that are
present inside two-phase γ/α2-microstructures with attractive mechanical properties …

Anisotropic tensile behavior of Ti-47Al-2Cr-2Nb alloy fabricated by direct laser deposition

X Zhang, C Li, M Zheng, Z Ye, X Yang, J Gu - Additive Manufacturing, 2020‏ - Elsevier
Additive manufacturing is emerging as an increasingly promising technology for TiAl alloys,
which are attracting significant attention for their special microstructure and mechanical …

Plastic deformation of single crystals of a DO19 compound with an off-stoichiometric composition (Ti-36·5 at.% Al) at room temperature

H Inui, Y Toda, M Yamaguchi - Philosophical Magazine A, 1993‏ - Taylor & Francis
The deformation behaviour of single crystals of a DO19 compound with an off-stoichiometric
composition of Ti-36· 5 at.% Al has been studied at room temperature both in tension and …