Results 211 to 220 of about 9,651 (303)

Geometry‐Encoded Programmable Mechanics in Single‐Material Dual‐Phase Metamaterials

open access: yesSmall, EarlyView.
Inspired by the unique soft‐hard heterogeneous architecture of nacre, this study proposes a novel class of dual‐phase (DP) metamaterials. The DP metamaterials exhibit programmable nonlinear mechanical responses, tailored failure processes, and enhanced energy absorption by systematically varying the spatial coding patterns of soft‐hard unit cells ...
Miao Zhao   +6 more
wiley   +1 more source

Material Extrusion‐Enabled Soft Multimodal Pressure Sensors With Fabrication‐Embedded Stretch‐Induced Strain Insensitivity

open access: yesSmall, EarlyView.
Material extrusion‐based additive manufacturing integrates mechanically anisotropic electrospun piezoelectric composite microfibers with stretchable silver electrodes into a three‐dimensional serpentine architecture to realize stretch‐induced strain‐insensitive pressure sensors, maintaining a stable sensing performance under tensile strains up to 30 ...
Jinsheng Fan   +7 more
wiley   +1 more source

Spatially Resolved Strain Mapping In Flexible Oxide Membranes

open access: yesSmall, EarlyView.
High‐resolution synchrotron x‐ray diffraction reveals how strain transfers and distributes within crystalline oriented oxide membranes (10–100 nm thick) on flexible substrates that are subjected to stretching and bending. The study uncovers local strain heterogeneities that deviate from macroscopic averages, providing a crucial framework when ...
Pol Salles   +10 more
wiley   +1 more source

Biomimetic and Gel‐Mediated Tissue Adhesive Structures for Skin Conformal and Multifunctional Bioelectronics

open access: yesSmall, EarlyView.
Inspired by octopus suction structures, a biomimetic epidermal electrode is developed as a durable, skin‐conformal platform for next‐generation wearable and therapeutic bioelectronics. The electrodes exhibit skin‐matching mechanical properties and achieve strong, reusable adhesion on wet skin, outperforming commercial electrodes by maintaining adhesion
Jia Xi Mary Chen   +7 more
wiley   +1 more source

Insights Into Paint‐Bake Toughening of Resistance Spot Welds of a 2.0 GPa Warm‐Stamped Medium‐Mn Steel

open access: yessteel research international, EarlyView.
Paint baking of resistance spot welded joints of 2.0 GPa warm‐stamped medium‐Mn steel activates low‐temperature tempering, forming fine cementite in the fusion zone and enhancing toughness. Crack propagation resistance increases, shifting the failure mode from partial interfacial to complete pullout, with peak load and energy absorption rising ...
Sunusi Marwana Manladan   +8 more
wiley   +1 more source

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