A review of the metastable omega phase in beta titanium alloys: the phase transformation mechanisms and its effect on mechanical properties

JA Ballor, T Li, F Prima, CJ Boehlert… - International …, 2023 - journals.sagepub.com
Since its discovery in 1954, the omega (ω) phase in titanium and its alloys has attracted
substantial attention from researchers. The β-to-ω and ω-to-α phase transformations are …

Additively manufactured meta-biomaterials: A state-of-the-art review

S Vyavahare, V Mahesh, V Mahesh… - Composite …, 2023 - Elsevier
Meta-biomaterials are designer biomaterials with extraordinary characteristics that originate
from their geometrical designs. Additive manufacturing (AM) is a perfect fabrication route for …

Enhanced strength-ductility synergy and mechanisms of heterostructured Ti6Al4V-Cu alloys produced by laser powder bed fusion

K Li, J Yang, Y Yi, X Liu, Y Liu, LC Zhang, W Zhang… - Acta Materialia, 2023 - Elsevier
Limited slip systems of α structure always play a major role in hindering strength-ductility
synergy improvement of titanium (Ti) alloys. To overcome the strength-ductility trade-off of Ti …

Hierarchical nano-martensite-engineered a low-cost ultra-strong and ductile titanium alloy

C Zhang, X Bao, M Hao, W Chen, D Zhang… - Nature …, 2022 - nature.com
Due to the low thermal stability of crystallographic boundaries, the grain boundary
engineering (GBE) manifests some limits to the fineness and types of microstructures …

[HTML][HTML] Minor additions of Sn suppress the omega phase formation in beta titanium alloys

F Brumbauer, NL Okamoto, T Ichitsubo, W Sprengel… - Acta Materialia, 2024 - Elsevier
A critical characteristic of β-Ti alloys is the inevitable formation of ω-precipitates during
certain heat treatments which leads to embrittlement, or even to a complete loss of ductility …

Boosting Photoacoustic Effect via Intramolecular Motions Amplifying Thermal‐to‐Acoustic Conversion Efficiency for Adaptive Image‐Guided Cancer Surgery

H Gao, X Duan, D Jiao, Y Zeng, X Zheng… - Angewandte …, 2021 - Wiley Online Library
Photoacoustic (PA) imaging emerges as a promising technique for biomedical applications.
The development of new strategies to boost PA conversion without depressing other …

[HTML][HTML] Tailoring microstructure and mechanical properties of an LPBF-processed beta Ti-Nb alloy through post-heat treatments

S Pilz, M Bönisch, A Datye, S Zhang, F Günther… - Materials & Design, 2024 - Elsevier
This study provides a comprehensive analysis of a Ti‑42Nb alloy produced via laser powder
bed fusion (LPBF) with varying post-heat treatment durations within the α+ β phase range at …

A high strength and low modulus metastable β Ti-12Mo-6Zr-2Fe alloy fabricated by laser powder bed fusion in-situ alloying

R Duan, S Li, B Cai, W Zhu, F Ren, MM Attallah - Additive Manufacturing, 2021 - Elsevier
Biocompatible β Ti-alloys with high strength and low modulus are of interest for additive
manufacturing of biomedical implants. In this study, a metastable β Ti-12Mo-6Zr-2Fe (TMZF) …

Composition-dependent shuffle-shear coupling and shuffle-regulated strain glass transition in compositionally modulated Ti-Nb alloys

Y Su, C Liang, X Sun, H Zhang, Q Liang, Y Zheng… - Acta Materialia, 2023 - Elsevier
Athermal pure shuffle O′ nanodomains have been reported as a common structural state in
metastable β-Ti alloys. In this study, by integrating thermodynamic databases, first-principles …

Fabrication of highly heterogeneous precipitate microstructure in an α/β titanium alloy

Y Jia, H Su, S Cao, R Shi, Y Ma, Q Wang, S Huang… - Acta Materialia, 2024 - Elsevier
To obtain a synergistic combination of high strength and high ductility in titanium alloys,
design and creation of heterogenous precipitate microstructure have attracted increasing …