Articles with "molecular diffusion" as a keyword



Fluorescence Self‐Reporting of Molecular Diffusion in Two‐Component Systems via Cocrystallization‐Driven AIE Assembly

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Published in 2025 at "Advanced Optical Materials"

DOI: 10.1002/adom.202502009

Abstract: Molecular motion plays a pivotal role in regulating the properties and functions of materials. While significant advancements have been made in elucidating molecular dynamics in single‐component systems, understanding molecular diffusion and motion between distinct components… read more here.

Keywords: component systems; fluorescence; cocrystallization driven; molecular diffusion ... See more keywords

Molecular diffusion of stable water isotopes in polar firn as a proxy for past temperatures

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Published in 2017 at "Geochimica et Cosmochimica Acta"

DOI: 10.1016/j.gca.2018.01.015

Abstract: Abstract Polar precipitation archived in ice caps contains information on past temperature conditions. Such information can be retrieved by measuring the water isotopic signals of δ 18 O and δ D in ice cores. These… read more here.

Keywords: temperature; diffusion; molecular diffusion; diffusion lengths ... See more keywords
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Kinetic simulation of flameless burners with methane/hydrogen blended fuel: Effects of molecular diffusion and Schmidt number

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Published in 2017 at "International Journal of Hydrogen Energy"

DOI: 10.1016/j.ijhydene.2017.11.149

Abstract: Abstract The newly developed concept of MILD combustion has paved the way through achievement of high thermal efficiencies with low levels of pollutants and greenhouse gases. High fidelity numerical models play key role in design… read more here.

Keywords: schmidt number; diffusion; molecular diffusion; hydrogen ... See more keywords
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Modeling of bonding strength for Fused Filament Fabrication considering bonding interface evolution and molecular diffusion

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Published in 2021 at "Journal of Manufacturing Processes"

DOI: 10.1016/j.jmapro.2021.06.064

Abstract: Abstract Fused Filament Fabrication (FFF) is one of the most widely used material extrusion additive manufacturing techniques. Its application is limited by the poor mechanical properties because of the weak bonding interface between strands. Although… read more here.

Keywords: bonding strength; bonding interface; molecular diffusion;
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Study of molecular interactions in binary mixtures by molecular diffusion, thermal diffusion, Soret effect, and separation ratio

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Published in 2021 at "Journal of Molecular Liquids"

DOI: 10.1016/j.molliq.2021.116545

Abstract: Abstract In this study, the liquid structures of six binary systems containing methylpropanone (MP) and n-alkanol (1-pentanol, 1-hexanol, 1-heptanol, 1-octanol, 1-nonanol, and 1-decanol) at 293.15 K to 323.15 K were investigated regarding the molecular diffusion coefficient D… read more here.

Keywords: interactions binary; molecular interactions; molecular diffusion; diffusion ... See more keywords

Role of molecular diffusion in heterogeneous, naturally fractured shale reservoirs during CO2 huff-n-puff

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Published in 2018 at "Journal of Petroleum Science and Engineering"

DOI: 10.1016/j.petrol.2018.01.032

Abstract: Abstract Shale reservoirs are characterized by high degree of heterogeneity and ultra-low matrix permeability. Natural fracture (both macro and micro) systems are important to increase the performance of shale reservoirs by providing flow path for… read more here.

Keywords: molecular diffusion; correlation length; cycle; huff puff ... See more keywords
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Kinetics of Molecular Diffusion and Self-Assembly: Glycine on Cu{110}

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Published in 2018 at "Journal of Physical Chemistry C"

DOI: 10.1021/acs.jpcc.7b06847

Abstract: Nanofabrication and the growth of self-assembled monolayers (SAM) of organic molecules are increasingly important in various industries, including microelectronics and health care. Glycine adsorbed on Cu{110} provides a good model with a rich phenomenological space… read more here.

Keywords: self assembly; molecular diffusion; diffusion self; kinetics molecular ... See more keywords

Molecular Diffusion and Self-Assembly: Quantifying the Influence of Substrate hcp and fcc Atomic Stacking

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Published in 2022 at "Nano Letters"

DOI: 10.1021/acs.nanolett.2c02895

Abstract: Molecular diffusion is a fundamental process underpinning surface-confined molecular self-assembly and synthesis. Substrate topography influences molecular assembly, alignment, and reactions with the relationship between topography and diffusion linked to the thermodynamic evolution of such processes.… read more here.

Keywords: diffusion; self assembly; topography; substrate ... See more keywords

Tracking Molecular Diffusion across Biomaterials’ Interfaces Using Stimulated Raman Scattering

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Published in 2022 at "ACS Applied Materials & Interfaces"

DOI: 10.1021/acsami.2c04444

Abstract: The determination of molecular diffusion across biomaterial interfaces, including those involving hydrogels and tissues remains important, underpinning the understanding of a broad range of processes including, for example, drug delivery. Current techniques using Raman spectroscopy… read more here.

Keywords: diffusion; spectroscopy; raman; stimulated raman ... See more keywords

Critical evaluation of semi-empirical methods for calculating molecular diffusion coefficients

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Published in 2025 at "Physica Scripta"

DOI: 10.1088/1402-4896/ae0ec9

Abstract: Various methods for determining molecular diffusion coefficients have been evaluated and compared for a range of different chemical compounds. It was shown that electrochemical methods have a larger error compared to non-electrochemical methods. A critical… read more here.

Keywords: diffusion coefficients; critical evaluation; molecular diffusion; semi empirical ... See more keywords

In-flow measurement of molecular diffusion coefficients using differential dynamic microscopy.

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Published in 2025 at "Physical review. E"

DOI: 10.1103/physreve.111.055416

Abstract: Understanding diffusive mass transport in fluid flows is fundamental in several fields, ranging from virus particles in chromatographic test kits to nutrients in ocean currents. However, experimentally resolving diffusion processes in flowing fluids is challenging… read more here.

Keywords: diffusion coefficients; dynamic microscopy; molecular diffusion; differential dynamic ... See more keywords