3 papers
cond-mat.mtrl-sci2021
Casting voids in nickel superalloy and the mechanical behaviour under room temperature tensile deformation
Zhuocheng Xu, Ben Britton, Yi Guo
The microstructure of a second-generation nickel base superalloy is studied using X-ray computed tomography (XCT) and scanning electron microscopy (SEM). The as-cast material conta…
cond-mat.mtrl-sci2020
Development of local plasticity around voids during tensile deformation
Yi Guo, Cui Zong, Ben Britton
Voids can limit the life of engineering components. This motivates us to understand local plasticity around voids in a nickel base superalloy combining experiments and simulations.…
cond-mat.mtrl-sci2019
Dislocation density distribution at slip band-grain boundary intersections
Yi Guo, David M. Collins, Edmund Tarleton +3
We study the mechanisms of slip transfer at a grain boundary, in titanium, using Differential Aperture X-ray Laue Micro-diffraction (DAXM). This 3D characterization tool enables me…