Results 131 to 140 of about 30,309 (268)

Desalination with Charged Nanopores [PDF]

open access: yes, 2018
The thesis describes development of membranes containing nanopores with charged pore walls, which could be used for desalination of brackish water. Semipermeable membranes composed of high density conical nanopores have been proposed for desalination by ...
Boyd, James Robert
core  

A Covalent Organic Framework With Staggered Topology for Mimetic Transmembrane Transport of Hydrated Ions

open access: yesAdvanced Science, EarlyView.
Inspired by biological ion channels, an AB‐staggered β‐ketoenamine‐linked COF enables rapid hydrated‐ion transport through a biomimetic dehydration‐compensation mechanism, where carbonyl‐rich convergent channels partially offset ion dehydration energy. As aqueous Zn battery separators, the COF membranes suppress parasitic reactions and dendrite growth,
Xuan Li   +8 more
wiley   +1 more source

Damage characteristics of nanopores in coal under stepwise loading and unloading based on small angle X-ray scattering

open access: yesMeitan xuebao
To explore the micro-mechanical and damage characteristics of coal under load, this study conducted stepwise loading and unloading small-angle X-ray scattering (SAXS) experiments using a self-developed micro-loading system and an in-situ synchrotron ...
Xiangchun LI   +7 more
doaj   +1 more source

Porous Ultralow‐κ sp2‐Bonded Boron Nitride Thin Films as Copper Diffusion Barriers

open access: yesAdvanced Science, EarlyView.
Porous sp2‐bonded boron nitride (p‐BN) thin films with an ultralow dielectric constant (κ = 1.77) are directly grown on Si substrates via RF magnetron sputtering. The films feature uniform nanopores (1.85 nm), high mechanical stability, hydrophobicity, and excellent Cu diffusion barrier performance even at 3 nm thickness, offering a promising solution ...
Caiyun Liu   +11 more
wiley   +1 more source

Substrate-dependent pore formation in molybdenum disulfide monolayers under ion irradiation

open access: yesBeilstein Journal of Nanotechnology
Ion irradiation is a versatile tool for nanostructuring surfaces, yet the roles of energy deposition and dissipation at the surface and in ultrathin materials remain poorly understood. In this study, we investigate nanopore formation in monolayer MoS2 on
Yossarian Liebsch   +13 more
doaj   +1 more source

Pores that Perform: Functionalizing Synthetic Membranes via Engineered Self-Inserting Nanopores

open access: yes
Biomembranes present an essential encapsulating barrier for living cells. Equipped with a variety of biochemical molecules like lipids, sugars, and membrane proteins, they contribute to a vast array of important cellular functions, including signal ...
Bobkova, Elisabeth
core  

Regulating Cells Fate and Function to Facilitate Bone Regeneration via Designing Programmable Bio‐Interactive Materials

open access: yesAdvanced Science, EarlyView.
This article aims to elucidate the biological mechanisms of bone repair and the evolution of material design, highlighting key cellular and molecular processes. It further proposes strategies and prospects for programmable bio‐interactive materials, which enable precisely guided bone tissue regeneration by dynamically regulating cell behavior and the ...
Qingrui Fan   +6 more
wiley   +1 more source

Thermodynamics and Kinetics in Host Design for Dendrite‐Free Zinc Metal Anodes

open access: yesAdvanced Science, EarlyView.
This review comprehensively summarizes recent advances in host design strategies for high‐performance zinc metal anodes, and deeply elucidates their thermodynamic and kinetic design principles from the perspective of surface modification, interface engineering, and spatial confinement.
Peng Xiao Sun   +9 more
wiley   +1 more source

Atmospheric Water Harvesting Through Polymer Hydrogel Sorbents: Materials Chemistry, Design Strategies, and Applications

open access: yesAdvanced Science, EarlyView.
Polymer‐based hydrogels have emerged as promising materials for atmospheric water harvesting (AWH) due to their high water affinity, tunable network structure, and excellent moisture adsorption‐desorption performance. Functional hydrogel systems enable efficient water capture and controlled release under low‐energy conditions, offering a sustainable ...
Swagata Datta   +6 more
wiley   +1 more source

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