Graphene Membranes for Multi‐Dimensional Electron Microscopy Imaging: Preparation, Application, and Prospect
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Functional Materials"
DOI: 10.1002/adfm.202202502
Abstract: Technological breakthrough in electron microscopy (EM) has started a resolution revolution in EM imaging. Nowadays, the promotion of resolution demands a robust background‐noise‐free EM support for specimen preparation, which is a primary bottleneck of high‐resolution… read more here.
Keywords: graphene membranes; electron microscopy; microscopy; multi dimensional ... See more keywords
Molecular Self‐Assembly Enables Tuning of Nanopores in Atomically Thin Graphene Membranes for Highly Selective Transport
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Materials"
DOI: 10.1002/adma.202108940
Abstract: Atomically thin membranes comprising nanopores in a 2D material promise to surpass the performance of polymeric membranes in several critical applications, including water purification, chemical and gas separations, and energy harvesting. However, fabrication of membranes… read more here.
Keywords: selective transport; atomically thin; graphene membranes; self assembly ... See more keywords
Ultrafast Nanofiltration through Large-Area Single-Layered Graphene Membranes.
Sign Up to like & getrecommendations! Published in 2017 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.7b00504
Abstract: Perforated single-layered graphene has demonstrated selectivity and flux that is orders of magnitude greater than state-of-the-art polymer membranes. However, only individual graphene sheets with sizes up to tens of micrometers have been successfully fabricated for… read more here.
Keywords: nanofiltration; single layered; graphene membranes; layered graphene ... See more keywords
Giant photoeffect in proton transport through graphene membranes
Sign Up to like & getrecommendations! Published in 2018 at "Nature Nanotechnology"
DOI: 10.1038/s41565-017-0051-5
Abstract: Graphene has recently been shown to be permeable to thermal protons1, the nuclei of hydrogen atoms, which sparked interest in its use as a proton-conducting membrane in relevant technologies1–4. However, the influence of light on… read more here.
Keywords: giant photoeffect; transport; proton; proton transport ... See more keywords
Large Suspended Monolayer and Bilayer Graphene Membranes with Diameter up to 750 µm
Sign Up to like & getrecommendations! Published in 2020 at "Scientific Reports"
DOI: 10.1038/s41598-020-63562-y
Abstract: In this paper ultra clean monolayer and bilayer Chemical Vapor Deposited (CVD) graphene membranes with diameters up to 500 µm and 750 µm, respectively have been fabricated using Inverted Floating Method (IFM) followed by thermal annealing in… read more here.
Keywords: graphene membranes; large suspended; graphene; monolayer bilayer ... See more keywords
Attractive force-driven superhardening of graphene membranes as a pin-point breaking of continuum mechanics
Sign Up to like & getrecommendations! Published in 2017 at "Scientific Reports"
DOI: 10.1038/srep46083
Abstract: Bending at the nanometre scale can substantially modify the mechanical, chemical and electronic properties of graphene membranes. The subsequent response of chemical bonds leads to deviations from plate idealisation in continuum mechanics. However, those phenomena… read more here.
Keywords: continuum mechanics; graphene membranes; force; pin point ... See more keywords
Floating, highly efficient, and scalable graphene membranes for seawater desalination using solar energy
Sign Up to like & getrecommendations! Published in 2018 at "Green Chemistry"
DOI: 10.1039/c8gc01347k
Abstract: Seawater dehydrates humans when it is drunk untreated, due to its high concentrations of salts. Currently, it can only be purified into large amounts of freshwater using reverse osmosis, with large electricity consumption, carbon emissions… read more here.
Keywords: seawater; using solar; desalination; graphene membranes ... See more keywords
Ultrahigh stable laminar graphene membranes for effective ionic and molecular nanofiltration with a machine learning-assisted study.
Sign Up to like & getrecommendations! Published in 2023 at "Nanoscale"
DOI: 10.1039/d2nr06969e
Abstract: Graphene oxide (GO) membranes have gained great attention for water purification due to the formation of stacked nanosheets giving nanocapillary channels. Unlike graphene, the interlayer spacing of GO membranes gets readily expanded in aqueous solution… read more here.
Keywords: graphene; graphene membranes; laminar; machine learning ... See more keywords
Young's modulus and thermal expansion of tensioned graphene membranes
Sign Up to like & getrecommendations! Published in 2018 at "Physical Review B"
DOI: 10.1103/physrevb.98.085408
Abstract: Tensioned graphene membranes are of interest both for fundamental physics and for applications ranging from water filtration to nanomechanical resonators. It is generally assumed that these membranes have a stretching modulus of about 340 N/m… read more here.
Keywords: expansion; young modulus; graphene membranes; tensioned graphene ... See more keywords
Anomalous Flexural Elasticities of Graphene Membranes Unveiled by Manipulating Topology.
Sign Up to like & getrecommendations! Published in 2021 at "Physical review letters"
DOI: 10.1103/physrevlett.126.146101
Abstract: Mechanical behavior of atomically thin membranes is governed by bending rigidity and the Gaussian modulus. However, owing to methodological drawbacks, these two parameters have not been investigated sufficiently. We employed atomic force microscopy to demonstrate… read more here.
Keywords: flexural elasticities; elasticities graphene; anomalous flexural; topology ... See more keywords