A speckling technique for DIC on ultra-soft, highly hydrated materials

GP Sugerman, J Yang, MK Rausch - Experimental Mechanics, 2023 - Springer
Background Digital image correlation is a useful tool in many engineering disciplines to
measure and visualize deformation fields. Noteworthily, its successful application is critically …

[HTML][HTML] Ultra-high-speed dynamics of acoustic droplet vaporization in soft biomaterials: Effects of viscoelasticity, frequency, and bulk boiling point

BA Abeid, ML Fabiilli, JB Estrada… - Ultrasonics Sonochemistry, 2024 - Elsevier
Phase-shift droplets are a highly adaptable platform for biomedical applications of
ultrasound. The spatiotemporal response of phase-shift droplets to focused ultrasound …

Crack propagation and arrests in gelatin hydrogels are linked to tip curvatures

A Shrivastava, M Supreeth, N Gundiah - Soft Matter, 2023 - pubs.rsc.org
Gelatin hydrogels are attractive scaffold materials for tissue engineering applications as they
provide motifs for cell attachment, undergo large deformations, and are tunable. Low …

[HTML][HTML] Full-field quantitative visualization of shock-driven pore collapse and failure modes in PMMA

BP Lawlor, V Gandhi, G Ravichandran - Journal of Applied Physics, 2024 - pubs.aip.org
The dynamic collapse of pores under shock loading is thought to be directly related to hot
spot generation and material failure, which is critical to the performance of porous energetic …

Ballistic and blast-relevant, high-rate material properties of physically and chemically crosslinked hydrogels

EC Bremer-Sai, J Yang, A McGhee, C Franck - Experimental Mechanics, 2024 - Springer
Background Hydrogels are one of the most ubiquitous polymeric materials. Among them
gelatin, agarose and polyacrylamide-based formulations have been effectively utilized in a …

Estimating viscoelastic, soft material properties using a modified Rayleigh cavitation bubble collapse time

J Yang, A McGhee, G Radtke, M Rodriguez… - Physics of …, 2024 - pubs.aip.org
Accurate determination of high strain rate (> 10 3 1/s) constitutive properties of soft materials
remains a formidable challenge. Albeit recent advancements among experimental …

Machine Learning-Aided Spatial Adaptation for Improved Digital Image Correlation Analysis of Complex Geometries

J Leu, Z Tong, A Doty, S Tsimpoukis, J Yang - 2024 - researchsquare.com
Abstract Digital Image Correlation (DIC) is a widely used experimental technique for
measuring full-field deformations. However, its applicability to samples with irregular …

An Internal Digital Image Correlation Technique for High-Strain Rate Dynamic Experiments

BP Lawlor, V Gandhi, G Ravichandran - arXiv preprint arXiv:2410.17493, 2024 - arxiv.org
Background: Full-field, quantitative visualization techniques, such as digital image
correlation (DIC), have unlocked vast opportunities for experimental mechanics. However …