As a carrier of deformation information, the speckle pattern, or more exactly the random
intensity distributions, which could be naturally occurred or artificially fabricated onto test …

Advanced experimental and numerical approaches are being developed to capture the
localization of plasticity at the nanometer scale as a function of the multiscale and …

Metallic materials experience irreversible deformation with increasing applied stress,
manifested in localized slip events that result in fatigue failure upon repeated cycling. We …

Metallic materials are fundamental to advanced aircraft engines. While perceived as mature,
emerging computational, experimental and processing innovations are expanding the scope …

As one of the representative characteristics of plastic deformation, microstructural plastic
strain inhomogeneity has triggered a broad interest in uncovering the corresponding …

Digital image correlation (DIC) has become an industry standard to retrieve accurate
displacement and strain measurement in tensile testing and other material characterization …

Powder metallurgy (PM) Ni-based superalloys are widely used for aeroengine turbine disc
applications due to their excellent mechanical properties and good corrosion resistance at …

Additively manufactured 316L stainless steels display significantly higher yield strength than
their as-cast or wrought counterparts. This is associated with the micro-scale cellular …

The mechanical properties of superalloys are strongly governed by the resistance to
shearing of ordered precipitates by dislocations. In the operating environments of …

Damage during cycling loading of polycrystalline metallic alloys involves localized plastic
straining at the scale of individual grains. To better understand damage accumulation …