J
J.M. Sosa
Researcher at Ohio State University
Publications - 32
Citations - 1016
J.M. Sosa is an academic researcher from Ohio State University. The author has contributed to research in topics: Superalloy & Microstructure. The author has an hindex of 12, co-authored 32 publications receiving 739 citations.
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Journal ArticleDOI
Role of ω phase in the formation of extremely refined intragranular α precipitates in metastable β-titanium alloys
Yufeng Zheng,Robert E.A. Williams,Dong Wang,Rongpei Shi,Soumya Nag,Pavani Kami,J.M. Sosa,Rajarshi Banerjee,Yunzhi Wang,Hamish L. Fraser +9 more
TL;DR: In this article, the role of the ω phase on the copious nucleation of α leading to super-refined precipitation in a metastable β Ti-alloy has been rationalized for the first time.
Journal ArticleDOI
Development and application of MIPAR™: a novel software package for two- and three-dimensional microstructural characterization
TL;DR: Developed in MATLAB™, but deployable as a standalone cross-platform executable, MIPAR™ leverages the power of MATLAB’s matrix processing algorithms and offers a comprehensive graphical software solution to the multitude of 3D characterization problems.
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Tuning the scale of α precipitates in β-titanium alloys for achieving high strength
S.A. Mantri,Deep Choudhuri,Talukder Alam,Gopal B. Viswanathan,J.M. Sosa,Hamish L. Fraser,Rajarshi Banerjee +6 more
TL;DR: In this article, the strength of a commercial β-titanium alloy was tuned by systematically controlling the size-scale of α precipitation via two-step heat treatments, and it was shown that annealing duration at 350°C greatly impacts the α size scale and, this consequently, can be used to tune the ultimate tensile strength (UTS) from ~1 to 2GPa.
Journal ArticleDOI
The indirect influence of the ω phase on the degree of refinement of distributions of the α phase in metastable β-Titanium alloys
Yufeng Zheng,Robert E.A. Williams,J.M. Sosa,Talukder Alam,Yunzhi Wang,Rajarshi Banerjee,Hamish L. Fraser +6 more
TL;DR: In this paper, a non-conventional transformation pathway has been exploited to determine the degree of refinement of the microstructure of a metastable β-Ti alloy, and it has been found that a distribution of the α phase may be formed whose scale is intermediate between the super-refined and refined versions observed in previous research.
Journal ArticleDOI
Characterization of the microstructure of the compositionally complex alloy Al1Mo0.5Nb1Ta0.5Ti1Zr1
J.K. Jensen,Brian Welk,Robert E.A. Williams,J.M. Sosa,D.E. Huber,Oleg N. Senkov,Gopal B. Viswanathan,Hamish L. Fraser +7 more
TL;DR: In this article, X-ray energy dispersive spectroscopy was used to determine the compositions of the phases and spectral images were used in the tomographic reconstruction of the alloy to reveal the morphology and the elemental partitioning between phases.