Articles with "physisorption" as a keyword



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Assessment of density functional approximations for N2 and CO2 physisorption on benzene and graphene

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Published in 2022 at "Journal of Computational Chemistry"

DOI: 10.1002/jcc.26945

Abstract: Experimental isotherms of N2 and CO2 on carbonā€based porous materials and models of the physisorption of gases on surfaces are used to obtain the pore size distribution (PSD). An accurate modelization of the physisorption of… read more here.

Keywords: graphene; physisorption; energy curves; benzene graphene ... See more keywords
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Chemisorption and physisorption of fine particulate matters on the floating beads during Zhundong coal combustion

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Published in 2020 at "Fuel Processing Technology"

DOI: 10.1016/j.fuproc.2019.106310

Abstract: Abstract Floating beads rich in silica-aluminum oxide are hollow glass microspheres that can be obtained from fly ash by flotation. Floating beads have the advantages of high yield, low cost and easy access in the… read more here.

Keywords: floating beads; physisorption; chemisorption; coal combustion ... See more keywords
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Physisorption of Affinity Ligands Facilitates Extracellular Vesicle Detection with Low Non-Specific Binding to Plasmonic Gold Substrates.

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Published in 2022 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.2c07317

Abstract: Plasmonic biosensors are increasingly being used for the analysis of extracellular vesicles (EVs) originating from disease areas. However, the high non-specific binding of EVs to a gold-sensing surface has been a critical problem and hindered… read more here.

Keywords: specific binding; plasmonic gold; physisorption; non specific ... See more keywords
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Polycaprolactone Nanocomposites Reinforced with Cellulose Nanocrystals Surface-Modified via Covalent Grafting or Physisorption: A Comparative Study.

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Published in 2017 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.7b09009

Abstract: In the present work, cellulose nanocrystals (CNCs) have been surface-modified either via covalent grafting or through physisorption of poly(n-butyl methacrylate) (PBMA) and employed as reinforcement in PCL. Covalent grafting was achieved by surface-initiated atom transfer… read more here.

Keywords: covalent grafting; pbma; physisorption; cellulose nanocrystals ... See more keywords
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Physisorption of Poly(ethylene glycol) on Inorganic Nanoparticles.

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Published in 2022 at "ACS nano"

DOI: 10.1021/acsnano.2c01051

Abstract: Poly(ethylene glycol) (PEG) is the most widely used polymer to decorate inorganic nanoparticles (NPs) by the "grafting-to" method for antifouling properties. PEG also shows diverse supramolecular interactions with nanoparticle surfaces and polar molecules, suggesting that… read more here.

Keywords: poly ethylene; inorganic nanoparticles; physisorption; peg ... See more keywords
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Analysis of SO2 Physisorption by Edge-Functionalized Nanoporous Carbons Using Grand Canonical Monte Carlo Methods and Density Functional Theory: Implications for SO2 Removal

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Published in 2021 at "ACS Omega"

DOI: 10.1021/acsomega.1c05000

Abstract: Nanoporous carbons (NPCs) are ideal materials for the dry process of flue gas desulfurization (FGD) due to their rich pore structure and high specific surface area. To study the effect of edge-functionalized NPCs on the… read more here.

Keywords: physisorption; using grand; edge functionalized; edge ... See more keywords
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Hydrogen physisorption based on the dissociative hydrogen chemisorption at the sulphur vacancy of MoS2 surface

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Published in 2017 at "Scientific Reports"

DOI: 10.1038/s41598-017-07178-9

Abstract: We provide a new insight that the sulphur-depleted MoS2 surface can store hydrogen gas at room temperature. Our findings reveal that the sulphur-vacancy defects preferentially serve as active sites for both hydrogen chemisorption and physisorption.… read more here.

Keywords: mos2 surface; physisorption; sulphur vacancy; hydrogen ... See more keywords
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Recent advances in the textural characterization of hierarchically structured nanoporous materials.

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Published in 2017 at "Chemical Society reviews"

DOI: 10.1039/c6cs00391e

Abstract: This review focuses on important aspects of applying physisorption for the pore structural characterization of hierarchical materials such as mesoporous zeolites. During the last decades major advances in understanding the adsorption and phase behavior of… read more here.

Keywords: hierarchically structured; nanoporous materials; physisorption; recent advances ... See more keywords
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Cation effects on haemoglobin aggregation: balance of chemisorption against physisorption of ions

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Published in 2017 at "Interface Focus"

DOI: 10.1098/rsfs.2016.0137

Abstract: A theoretical model of haemoglobin is presented to explain an anomalous cationic Hofmeister effect observed in protein aggregation. The model quantifies competing proposed mechanisms of non-electrostatic physisorption and chemisorption. Non-electrostatic physisorption is stronger for larger,… read more here.

Keywords: aggregation; hofmeister; cation; series ... See more keywords
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Physisorption of Oxygen in SnO2 Nanoparticles for Perovskite Solar Cells

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Published in 2019 at "IEEE Journal of Photovoltaics"

DOI: 10.1109/jphotov.2018.2877002

Abstract: Although SnO2 is widely used in perovskite solar cells (PSCs) as the electron transport layer, there is still a need for a detailed investigation regarding the impact of physisorption on the performance of PSCs. Here,… read more here.

Keywords: sno2 nanoparticles; solar cells; perovskite solar; physisorption ... See more keywords
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Is Physisorption Useful for Fine Pore Structure Control? Control of Pore Structure and Properties of SBA-15 by Paraffin Physisorption

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Published in 2018 at "Chemistry Letters"

DOI: 10.1246/cl.170873

Abstract: A simple method for controlling the pore structure and properties of ordered mesoporous silica (OMS) by the physisorption of organic molecules is reported. The paraffin-modified OMSs were characterized by N2 gas and water vapor adsorption… read more here.

Keywords: control; physisorption; pore structure; structure properties ... See more keywords