Results 141 to 150 of about 6,729 (231)

Electrically Switchable Diffraction Grating Based on Electrophoretic Redistribution of Carbon Black Nanoparticles

open access: yesSmall, EarlyView.
Electrically reconfigurable diffraction gratings based on electrophoretic carbon black (CB) nanoparticles are demonstrated. Voltage‐driven particle redistribution forms periodic absorbing patterns with switchable wide‐ and narrow‐slit diffraction modes. The proposed diffractor exhibits negligible polarization dependence, wide‐temperature operation from
Young Jin Lim   +6 more
wiley   +1 more source

Precisely Timed On‐Demand Droplet Ejection and Collision in Free Space for Controlled Reaction Initiation

open access: yesSmall, EarlyView.
LiDIA is an on‐demand droplet‐in‐air platform that enables synchronized droplet collision, ultralow‐waste operation, and obstruction‐free sample delivery. By combining precise triggering with reliable free‐space dispensing, it provides a versatile route for rapid mixing and time‐resolved studies, with strong potential for applications in XFEL, cryo‐EM,
Hao Deng   +2 more
wiley   +1 more source

Three‐Dimensional Optical and Computational Reconstruction of Colloidal Electrokinetic Flows via Multiplane Imaging and Multiscale Modeling

open access: yesSmall, EarlyView.
Fast 3D multiplane microscopy is combined with multiscale electrokinetic modeling to reconstruct nanoparticle motion around quadrupolar electrodes. This integrated optical‐computational framework reveals the full three‐dimensional structure of colloidal electrokinetic flows, including localized trapping, depletion layers, and complex vortical motion ...
Flip de Jong   +23 more
wiley   +1 more source

The multicellular environment of the re‐entrant circuit in post‐myocardial infarction ventricular tachycardia: Beyond fibrosis

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Schematic overview of the temporal evolution of the post‐myocardial infarction substrate leading to ventricular tachycardia. Acute ischaemic injury initiates metabolic and electrophysiological disruption, followed by progressive inflammatory, fibrotic and structural remodelling within the infarct border zone.
Mohammed Obeidat   +6 more
wiley   +1 more source

A sensitive DNA capacitive biosensor using interdigitated electrodes. [PDF]

open access: yesBiosens Bioelectron, 2017
Wang L   +5 more
europepmc   +1 more source

Surface and Interfacial Engineering toward Durable Mechanically Coupled Flexible Electronics

open access: yesAdvanced Science, Volume 13, Issue 49, 3 September 2026.
This Review highlights how surface and interfacial engineering governs the reliability, durability, and functional stability of mechanically coupled flexible electronics. By integrating fundamental interfacial theory, failure mechanisms, multiscale engineering strategies, and representative applications, it provides a design‐oriented framework for ...
Qian Wang, Fangfang Dai, Wei Wu
wiley   +1 more source

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