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Host–Guest Chemistry as a Supramolecular Engine for Iontronic Transduction in Nanochannels [PDF]

open access: yesMolecules
Since the first synthetic macrocyclic receptors were shown to bind ions selectively, supramolecular host–guest chemistry has enabled the translation of molecular recognition events into physical signals.
L. Miguel Hernández Parra   +7 more
doaj   +2 more sources

Covalent organic framework membrane with hourglass-shaped nanochannels for ultrafast desalination [PDF]

open access: yesNature Communications
Covalent organic framework (COF) holds great potential as next-generation high-performance desalination membrane material owing to their uniform nanochannels (homo-nanochannels) and abundant functional groups, and the hierarchical structures of ...
Xiaocui Wei   +8 more
doaj   +2 more sources

DNA-Decorated PET Nanochannels for Sensitive Biosensing [PDF]

open access: yesBiosensors
Functionalized nanochannels are crucial for achieving excellent ion transport properties and enable versatile applications such as ion gating, biosensing, and energy conversion. Conical single nanochannels were fabricated in single-ion-track polyethylene
Xianyan Gong   +3 more
doaj   +2 more sources

Chemically gated artificial nanochannels for programmable subcellular signal modulated transport regulation [PDF]

open access: yesNature Communications
Biomimetic artificial nanochannels have been developed rapidly because of their promising potentials in biomedical applications. Here we report the design of chemically gated artificial nanochannels to perform transmembrane channel-mimetic permeability ...
Man-Sha Wu   +8 more
doaj   +2 more sources

Theoretical framework for confined ion transport in two-dimensional nanochannels [PDF]

open access: yesNature Communications
Quantitative understanding of ion transport mechanism is crucial for numerous applications of two-dimensional (2D) nanochannels, but is far from being resolved.
Shouwei Liao   +5 more
doaj   +2 more sources

Experimental Measurement of Sharp THz Absorption Signatures from Nucleic Acid Solutions in Nanofluidic Channels

open access: yesApplied Sciences, 2021
We report on the room-temperature experimental measurement of THz absorption signatures in aqueous, double-stranded nucleic acid solutions confined to the submicron silica channels on fused quartz substrates using THz frequency-domain (photomixing ...
Elliott R. Brown, Edgar A. Mendoza
doaj   +1 more source

Brownian Aging as One of the Mechanistic Components That Shape the Single-Channel Ionic Currents through Biological and Synthetic Membranes

open access: yesMembranes, 2023
Semipermeable membranes enable the separation of a given system from its environment. In biological terms, they are responsible for cells’ identity. In turn, the functioning of ion channels is crucial for the control of ionic fluxes across the membranes ...
Agata Wawrzkiewicz-Jałowiecka   +1 more
doaj   +1 more source

Divalent Aptamer-Functionalized Nanochannels for Facile Detection of Cancer Cell-Derived Exosomes

open access: yesSensors, 2023
Exosomes are considered potential biomarkers for early screening and accurate non-invasive diagnosis of cancer, so development of innovatively facile approaches for the detection of cancer cell-derived exosomes has become increasingly important.
Yue Huang   +3 more
doaj   +1 more source

Advanced membranes with responsive two-dimensional nanochannels

open access: yesAdvanced Membranes, 2021
As an emerging research direction, advanced membranes with responsive two-dimensional (2D) nanochannels are developed to mimic biological functions of cell membranes.
Zhuang Liu   +3 more
doaj   +1 more source

Insight on the regulation mechanism of the nanochannels in hard and brittle materials induced by sparially shaped femtosecond laser

open access: yesFrontiers in Chemistry, 2022
The efficient fabrication of nanochannels on hard and brittle materials is a difficult task in the field of micro and nano processing. We have realized nanochannel arrays on silica with characteristic scales varying from 50–230 nm using a single ...
Lin Kai   +8 more
doaj   +1 more source

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