Results 31 to 40 of about 3,655 (211)

Ultrafast laser manufacturing of nanofluidic systems

open access: yesNanophotonics, 2021
In the last decades, research and development of microfluidics have made extraordinary progress, since they have revolutionized the biological and chemical fields as a backbone of lab-on-a-chip systems.
Sima Felix, Sugioka Koji
doaj   +1 more source

Kirigami nanofluidics

open access: yes, 2018
Kirigami nanofluidics is demonstrated here, where ionic transport through 2D laminar films can be manipulated by tailor-cutting the film shape.
J. Gao   +7 more
core   +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

Efficient Osmotic Energy Conversion Enabled by Self‐Standing COF Membranes With Varied Sulfonic Acid Group Density

open access: yesAdvanced Materials, EarlyView.
Self‐standing, strong sulfonated covalent organic framework membranes with varied ionic‐group density are developed for osmotic energy conversion. Optimized charge‐governed nanochannels enable highly selective ion transport, delivering a power density of 24.53 W m−2 under seawater/freshwater salinity gradients.
Xi Ma   +5 more
wiley   +1 more source

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

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

Biodegradable Chitosan Films as Green Resists for Gold Nanowires Fabrication Through AFM‐Based Nanolithography

open access: yesAdvanced Materials Interfaces, EarlyView.
Schematic illustration of a sustainable nanofabrication process: chitosan derived from natural sources is used as a biodegradable thin film resist, patterned via Constant Pulse‐Assisted Force Lithography (CP‐AFL) to create tunable nanogrooves. These grooves template gold nanowire formation, enabling high‐resolution nanopatterning under ambient ...
Paolo Pellegrino   +7 more
wiley   +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

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

Understanding Ionic Flow in Nanofluidic Blind‐Hole Anodic Aluminum Oxide (AAO) Membranes for Osmotic Energy Generation

open access: yesAdvanced Materials Technologies, EarlyView.
Anodic aluminum oxide (AAO) membranes have traditionally served as structural supports in osmotic energy systems. Here, blind‐hole AAO membranes are demonstrated as active ion‐selective platforms with tunable nanopore structures. By balancing membrane resistance, ion selectivity, and flux, enhanced performance is achieved, delivering a maximum power ...
Khanh Nhien Vu   +6 more
wiley   +1 more source

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