Results 41 to 50 of about 1,791 (173)

A Simulation Analysis of Nanofluidic Ion Current Rectification Using a Metal-Dielectric Janus Nanopore Driven by Induced-Charge Electrokinetic Phenomena

open access: yesMicromachines, 2020
We propose herein a unique mechanism of generating tunable surface charges in a metal-dielectric Janus nanopore for the development of nanofluidic ion diode, wherein an uncharged metallic nanochannel is in serial connection with a dielectric nanopore of ...
Weiyu Liu   +5 more
doaj   +1 more source

Hydrogel Stack‐Tailored Logics and High‐Fidelity Multimodal Sensors Promoted by Precisely Evaluated Ionic Migration

open access: yesAdvanced Science, EarlyView.
Inspired by biological ion transport, this work introduces self‐powered multifunctional sensors utilizing tailored hydrogel stacks. Optimizing ionic migration with MXenes and carbon nanotubes achieves high‐performance energy harvesting and unique logic circuit functionality.
Haoran Chen   +9 more
wiley   +1 more source

Advanced Nanoscale Functionalities for Water and Energy Technologies

open access: yesAdvanced Physics Research
Nanofluidics, the study of fluid behaviors under nanoscale confinement, is driving transformative innovations in water and energy technologies. This rapidly evolving field leverages unique physical and chemical phenomena such as enhanced ion transport ...
Zhi Xu   +8 more
doaj   +1 more source

Electroosmotic Flow of Viscoelastic Fluid in a Nanochannel Connecting Two Reservoirs

open access: yesMicromachines, 2019
: Electroosmotic flow (EOF) of viscoelastic fluid with Linear Phan-Thien−Tanner (LPTT) constitutive model in a nanochannel connecting two reservoirs is numerically studied.
Lanju Mei, Shizhi Qian
doaj   +1 more source

A novel exploration of how localized magnetic field affects vortex generation of trihybrid nanofluids

open access: yesNanotechnology Reviews, 2023
Nanofluidics have better thermal properties than regular fluids, which makes them useful for heat transfer applications. This research investigated the complex dynamics of confined magnetic forces that influence the rotation of nanostructures and vortex ...
Ahmad Shabbir   +6 more
doaj   +1 more source

Pattern‐Aware Intelligence Enables Nondestructive, Rapid Quantification of High‐Aspect‐Ratio Silicon Etching

open access: yesAdvanced Science, EarlyView.
Pattern‐dependent etching is converted into a physical prior for intelligent reconstruction of high‐aspect‐ratio silicon structures. Combining YOLO‐Pose feature extraction with a topography network, the framework retrieves depth, sidewall angle, and scallop texture from minimal destructive observations, enabling accurate cross‐scale metrology and near ...
Shuyan He   +4 more
wiley   +1 more source

Fast Permeation of Small Ions in Carbon Nanotubes

open access: yesAdvanced Science, 2021
Simulations and experiments have revealed enormous transport rates through carbon nanotube (CNT) channels when a pressure gradient drives fluid flow, but comparatively little attention has been given to concentration‐driven transport despite its ...
Steven F. Buchsbaum   +12 more
doaj   +1 more source

Scalable Crackle‐Lithography for Multifunctional Enclosed Plastic Nanofluidic Devices

open access: yesAdvanced Science, EarlyView.
Crackle‐lithography enables scalable fabrication of enclosed plastic‐substrate‐based nanofluidic devices with interconnected nanochannels that enable molecular transport, optical interrogation, confined electroless copper deposition, and ionic memristive behavior.
Tirumala Rao Dumpala   +8 more
wiley   +1 more source

Twisted fiber microfluidics: a cutting-edge approach to 3D spiral devices

open access: yesMicrosystems & Nanoengineering
The development of 3D spiral microfluidics has opened new avenues for leveraging inertial focusing to analyze small fluid volumes, thereby advancing research across chemical, physical, and biological disciplines.
Shunsuke Kato   +3 more
doaj   +1 more source

A nanofluidic device for parallel single nanoparticle catalysis in solution

open access: yesNature Communications, 2019
Single nanoparticle catalysis studies enable structure–function correlations beyond averaged properties. Here, the authors present a versatile nanofluidics- and fluorescence-based platform for highly parallelized single particle catalysis in solution.
Sune Levin   +8 more
doaj   +1 more source

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