Recent advances in bio-inspired geotechnics: From burrowing strategy to underground structures

W Zhang, R Huang, J Xiang, N Zhang - Gondwana Research, 2024 - Elsevier
Traditional geotechnical engineering is challenged in terms of sustainability, resilience,
reliability and resources availability in the context of climate change and urbanization …

Shear behaviour of snakeskin-inspired ribs and soil interfaces

VL Gayathri, P Vangla - Acta Geotechnica, 2024 - Springer
The effect of the shape of snakeskin-inspired patterns on the shear behaviour of soil-
continuum interfaces was investigated for their potential applications in geotechnical …

Shear response of calcareous sand-steel snake skin-inspired interfaces

Y Xiao, H Cui, J Shi, W Qiao, AW Stuedlein - Acta Geotechnica, 2024 - Springer
Calcareous sand-steel interfaces are common in offshore construction and contribute an
important role in the overall load transfer and stability of offshore systems. In this paper, a …

A versatile apparatus for assessing the shear behaviour of geotechnical interfaces coupled with imaging and acoustic capabilities

VL Gayathri, P Vangla, S Dey - Acta Geotechnica, 2024 - Springer
This paper presents a versatile interface direct shear test apparatus developed for
systematically investigating the shear behaviour of geotechnical interfaces. The apparatus …

Direction-dependent failure envelopes of sand-structure interfaces with snakeskin-inspired surfaces

K O'Hara, A Martinez - Canadian Geotechnical Journal, 2024 - cdnsciencepub.com
Snakeskin-inspired surfaces generate direction-dependent interface strengths, with
shearing in the cranial direction (ie; against the scales) generating greater strength than in …

Multiscale evaluation of sand-geomaterial interface shear response in terms of material geometry effects

A Ari, S Akbulut - Construction and Building Materials, 2024 - Elsevier
This study evaluates the effects of particle and surface geometric features on the interface
shear behavior of sand-geomaterial. Particle shape and size were adjusted for the sand …

DROD: bio-robotic drill/sampler for planetary subterranean exploration: experiments and challenges

M Alkalla, C Pitcher - Bioinspiration & Biomimetics, 2023 - iopscience.iop.org
Key features for space exploration equipment, and in particular drills and sampling
mechanisms, are low weight, small size, and energy efficiency. These characteristics are …

Interface frictional anisotropy of dilative sand

MN Nawaz, SH Lee, SH Chong, T Ku - Scientific Reports, 2024 - nature.com
Understanding direction-dependent friction anisotropy is necessary to optimize interface
shear resistance across soil-structure. Previous studies estimated interface frictional …

Experimental investigation of the suitability of 3D printing for soil-continuum interface studies

VL Gayathri, P Vangla - Geo-Congress 2023, 2023 - ascelibrary.org
This paper summarizes the results of an experimental program that investigates the effect of
the hardness and printer-induced roughness while using 3D printed prototypes to study the …

Penetration behaviors and soil plug developing of the scaled suction caisson during installation

H Liang, D Li, Y Zhang - Ocean Engineering, 2024 - Elsevier
Inspired by the anisotropic shear behavior of the snakeskin, an innovative suction caisson
with a bio-scale sidewall of the snakeskin is proposed, which is called the scale suction …