Defect-interface interactions
Nanostructured materials contain an extremely high density of interfaces. The properties of
these materials when exposed to extreme conditions of radiation dose, stress, deformation …
these materials when exposed to extreme conditions of radiation dose, stress, deformation …
Deformation‐induced supersaturation in immiscible material systems during high‐pressure torsion
KS Kormout, R Pippan… - Advanced Engineering …, 2017 - Wiley Online Library
The review focuses on the supersaturation process of immiscible elements induced by high‐
pressure torsion deformation. A variety of investigated material systems offers the systematic …
pressure torsion deformation. A variety of investigated material systems offers the systematic …
High strength and thermal stability of bulk Cu/Ta nanolamellar multilayers fabricated by cross accumulative roll bonding
LF Zeng, R Gao, QF Fang, XP Wang, ZM Xie, S Miao… - Acta Materialia, 2016 - Elsevier
Abstract Bulk Cu/Ta nanolamellar multilayers with an individual layer thickness from several
micrometers down to 50 nm were successfully fabricated via a combination of cross …
micrometers down to 50 nm were successfully fabricated via a combination of cross …
[HTML][HTML] Microstructural evolution of electrodes in sintering of multi-layer ceramic capacitors (MLCC) observed by synchrotron X-ray nano-CT
G Okuma, N Saito, K Mizuno, Y Iwazaki, H Kishi… - Acta Materialia, 2021 - Elsevier
Synchrotron X-ray nano computed tomography was used to investigate the microstructural
evolution during co-sintering of multi-layer ceramic capacitors (MLCC) consisting of Ni …
evolution during co-sintering of multi-layer ceramic capacitors (MLCC) consisting of Ni …
The effect of annealing on trapped copper oxides in particle-particle interfaces of cold-sprayed Cu coatings
Cold-sprayed Cu coatings are known to have low ductility as the microstructure is composed
of dynamically recrystallized fine grains, as well as larger crystals with high dislocation …
of dynamically recrystallized fine grains, as well as larger crystals with high dislocation …
Stability in thin film multilayers and microlaminates: the role of free energy, structure, and orientation at interfaces and grain boundaries
In polycrystalline multilayer systems, the free energies of the interfaces and grain
boundaries will determine the relative stability of each layer as well as the overall stability of …
boundaries will determine the relative stability of each layer as well as the overall stability of …
Phase field study of precipitate rafting under a uniaxial stress
MP Gururajan, TA Abinandanan - Acta Materialia, 2007 - Elsevier
We examine rafting of two-phase microstructures under a uniaxial applied stress, a process
in which a mismatch in elastic moduli (elastic inhomogeneity) plays a central role. For this …
in which a mismatch in elastic moduli (elastic inhomogeneity) plays a central role. For this …
[HTML][HTML] On the process of co-deformation and phase dissolution in a hard-soft immiscible CuCo alloy system during high-pressure torsion deformation
A Bachmaier, J Schmauch, H Aboulfadl, A Verch… - Acta Materialia, 2016 - Elsevier
In this study, dual phase Cusingle bondCo composites with a total immiscibility in the solid
state and a very different initial phase strength are deformed by severe plastic deformation …
state and a very different initial phase strength are deformed by severe plastic deformation …
Synchrotron X‐ray multiscale tomography: Visualization of heterogeneous microstructures and defects in ceramics
G Okuma, F Wakai - Journal of the American Ceramic Society, 2024 - Wiley Online Library
Synchrotron X‐ray multiscale tomography is a three‐dimensional (3D) imaging method that
combines microtomography and nanotomography to perform a high spatial resolution …
combines microtomography and nanotomography to perform a high spatial resolution …
Domain coarsening in viscous sintering as a result of topological pore evolution
The microstructure evolution in 3D was studied by X-ray microtomography to reveal the
relation between topology of pore networks and characteristic length in viscous sintering …
relation between topology of pore networks and characteristic length in viscous sintering …