Results 211 to 220 of about 1,545,883 (293)

A Flexible Thin‐Film Tactile Sensor for Robust Force and Position Sensing Under Extensive Deformations

open access: yesSmartBot, EarlyView.
Ultrathin tactile interfaces that simultaneously perceive force and contact position are essential for soft robotics and wearable systems. Here, a 180‐μm layer‐structured tactile sensor integrates normal force sensing with continuous two‐dimensional localization while maintaining stable performance under large deformation.
Peng Yan   +4 more
wiley   +1 more source

Diffusion‐Limited Microfluidic Focusing: Oscillatory Electro‐Viscoelastic Migration of Nanoparticles and Extracellular Vesicles

open access: yesSmall, EarlyView.
Oscillatory electro‐viscoelastic migration (Osc‐EVM) achieves focusing of particles as small as 20 nm in a 50 µm × 50 µm channel. The colloidal sample experiences sustained electro‐viscoelastic lift over extended durations, effectively prolonging the channel length to infinity by periodically reversing the flow direction and electric field.
Zikrullah Bölükkaya   +5 more
wiley   +1 more source

Framework for X-ray mirror surface shape fitting. [PDF]

open access: yesJ Synchrotron Radiat
Huang L   +9 more
europepmc   +1 more source

Laponite Network Controls FGF‐2 Release and Drives Functional Nerve Regeneration via 3D‐Printed Nerve Wrap Interfaces

open access: yesSmall Methods, EarlyView.
We developed a 3D‐printed nerve interface integrating a biomimetic nanocomposite hydrogel with sustained delivery of thermostable FGF‐2. The bioactive interface supports Schwann cell activity and myelination while providing a regenerative microenvironment.
Diego N. Rodriguez‐Sanchez   +10 more
wiley   +1 more source

Thermodynamics and Kinetics of Ammonia‐Based Reduction of Natural Hematite

open access: yessteel research international, EarlyView.
Ammonia is investigated as a carbon‐free hydrogen carrier for reducing natural hematite into metallic iron. Higher temperature and smaller particle size promote faster reduction, while ammonia dissociation generates hydrogen that indirectly drives the reduction reaction. At 850 °C, high reduction degrees and porous metallic iron structures are achieved,
Medard Turyasingura   +4 more
wiley   +1 more source

Quasiparticle Effects and Strong Excitonic Features in Exfoliable 1D Semiconducting Materials. [PDF]

open access: yesACS Nano
Grillo S   +7 more
europepmc   +1 more source

A method for determining the performance of formulas for calculating the crack width and spacing in reinforced concrete elements

open access: yesStructural Concrete, EarlyView.
Abstract Numerous studies have been conducted to determine the performance of formulas for calculating crack width and spacing in reinforced concrete structures. Generally, these studies pay limited attention to the application areas of those formulas and how to compare different representations of the crack width and spacing.
Anton van der Esch   +2 more
wiley   +1 more source

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