Shear band mediated ω phase transformation in Nb single crystals deformed at 77 K

X Li, Q Zhao, Q Wang, Y Tian, H Zhou… - Materials Research …, 2021 - Taylor & Francis
… the formation mechanism of ω phase in single-crystal Nb deformed at 77 K using aberration-…
that the ω phases nucleate preferentially at the boundary of 112 shear band. Quantitative …

Shock-induced α" martensitic transformation in Nb single crystals

X Li, Q Wang, J Fan, Y Wang, Z Zhang… - Materials Science and …, 2022 - Elsevier
… by deformation twinning and adiabatic shear bands [1,3,4]. … We also compressed single
crystal Nb at 77K and observed … to-α" phase transformation in single crystal Nb occurs under a …

Phase transformation induced transitional twin boundary in body-centered cubic metals

X Li, Q Zhao, Y Tian, Q Wang, J Fan, K Song, H Zhou… - Acta Materialia, 2023 - Elsevier
… of phase transformation (PT)-mediated deformation twinning … } shear band boundary [19]),
the occurrence of the ideal ω … loading in Nb single crystals based on our experiments. On …

Shear banding-activated dynamic recrystallization and phase transformation during quasi-static loading of β-metastable Ti–12 wt% Mo alloy

L Choisez, L Ding, M Marteleur, A Kashiwar, H Idrissi… - Acta Materialia, 2022 - Elsevier
transformations involving severe plastic deformed nano-structuration, crystalline rotation
and local precipitation of the ω … and phase transformations during shear banding were …

Stress release-induced interfacial twin boundary ω phase formation in a β type Ti-based single crystal displaying stress-induced α” martensitic transformation

Y Yang, P Castany, E Bertrand, M Cornen, JX Lin… - Acta Materialia, 2018 - Elsevier
… The ω phase transformation in numerous group IV transition … in a Ti-Nb alloy [18], the formation
of ITB-ω was observed due to a … sequence or mediation details have never been reported. …

Stress-induced structural changes in superconducting Nb thin films

J Lee, Z Sung, AA Murthy, A Grassellino… - Physical Review …, 2023 - APS
… There has been a recent report on the formation of ω-phase transition in single crystal Nb
Wang, Shear band mediated ω phase transformation in Nb single crystals deformed at 77 K, …

Self-organized, size-selection of precipitates during severe plastic deformation of dilute Cu-Nb alloys at low temperatures

JA Beach, M Wang, P Bellon, S Dillon, Y Ivanisenko… - Acta Materialia, 2017 - Elsevier
… and at the same locality, ie, by shear banding [29]. While these … diffraction results using the
above value of Ω Nb(Cu) with x-… shearing precludes any significant Nb diffusion mediated by …

[HTML][HTML] On the stability and formation of the α ″and ω phases in Ti-Nb alloys upon cooling

CEP Talbot, NL Church, EM Hildyard, LD Connor… - Acta Materialia, 2024 - Elsevier
… α″ and athermal ω phase transformations with respect to both … This structural modification
is mediated by the action of a … Data have been acquired from a single crystal specimen from …

Transformation-and twinning-induced plasticity in phase-separated bcc Nb-Zr alloys: an atomistic study

MM Hasan, SG Srinivasan, D Choudhuri - Journal of Materials Science, 2024 - Springer
… separation, which is a second-order phase transformation, … Zr and c pure Nb single crystals
at five strain values. These \(\… toward fcc formation and fcc-mediated twining (as seen in …

ω-Strengthened Ti-23Nb alloy with twinning-induced plasticity developed via reverse martensitic transformation

X Zhang, S Wang, J Wu, J Sun, Y Gao, B He… - Acta Materialia, 2024 - Elsevier
… β stabilizers such as V, Nb, Mo and Ta. Metastable … phase transformations in β Ti alloys
[52]. The results in Fig.7 revealed that the {332}<113> β deformation twinning could be mediated