Articles with "surface composition" as a keyword



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The Spectral Nature of Titan's Major Geomorphological Units: Constraints on Surface Composition

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Published in 2018 at "Journal of Geophysical Research"

DOI: 10.1002/2017je005477

Abstract: We investigate Titan's low- and mid-latitude surface using spectro-imaging near-infrared data from Cassini/VIMS. We use a radiative transfer code to first evaluate atmospheric contributions and then extract the haze and the surface albedo values of… read more here.

Keywords: spectral nature; surface; geomorphological units; major geomorphological ... See more keywords
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A Comprehensive Review on Controlling Surface Composition of Ptā€Based Bimetallic Electrocatalysts

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Published in 2018 at "Advanced Energy Materials"

DOI: 10.1002/aenm.201703597

Abstract: With increasing energy demands worldwide, significant efforts have been made to develop superior electrocatalysts for efficient energy conversion systems. Among all the electrocatalysts exploited, Pt-based bimetallic nanomaterials stand out by virtue of their high catalytic… read more here.

Keywords: surface composition; based bimetallic; composition based; controlling surface ... See more keywords
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Application of central composite design for the optimization of electrode surface composition for glucose biosensor fabrication

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Published in 2018 at "Analytical and Bioanalytical Chemistry"

DOI: 10.1007/s00216-018-1454-3

Abstract: AbstractThe use of a central composite design (CCD) for the optimization of electrode surface composition and its application to develop an amperometric glucose biosensor as a model system are described. A five-level three-factorial CCD was… read more here.

Keywords: biosensor; glucose biosensor; electrode surface; surface composition ... See more keywords
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A Single Hydrogen to Fluorine Substitution Reverses the Trend of Surface Composition Enrichment of Sorafenib Amorphous Solid Dispersion upon Moisture Exposure

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Published in 2019 at "Pharmaceutical Research"

DOI: 10.1007/s11095-019-2632-5

Abstract: AbstractPurposeTo reveal the underlying mechanism inducing the opposite trends of surface composition enrichment of spray dried amorphous solid dispersions (ASD) of sorafenib and regorafenib, two compounds only differ in hydrogen to fluorine substitution.MethodsSorafenib/PVP and regorafenib/PVP… read more here.

Keywords: moisture; exposure; drug; surface composition ... See more keywords
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Surface Composition and Formulation Heterogeneity of Protein Solids Produced by Spray Drying

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Published in 2019 at "Pharmaceutical Research"

DOI: 10.1007/s11095-019-2738-9

Abstract: The aim of this study is to determine the effects of saccharide-containing excipients on the surface composition of spray-dried protein formulations and their matrix heterogeneity. Spray-dried formulations of myoglobin or bovine serum albumin (BSA) were… read more here.

Keywords: protein; heterogeneity; surface; spectroscopy ... See more keywords
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The fastest routes of approach to dwarf planet Sedna for study its surface and composition at the close range

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Published in 2022 at "Acta Astronautica"

DOI: 10.1016/j.actaastro.2021.12.011

Abstract: Current research focuses on designing fast trajectories to the trans-Neptunian object (TNO) (90377) Sedna to study the surface and composition from a close range. Studying Sedna from a close distance can provide unique data about… read more here.

Keywords: composition close; study surface; flight; sedna study ... See more keywords
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Design of SnPt/C cathode electrocatalysts with optimized Sn/Pt surface composition for potential use in Polymer Electrolyte Membrane Fuel Cells

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Published in 2020 at "Catalysis Today"

DOI: 10.1016/j.cattod.2020.06.029

Abstract: Abstract Model Sn-Pt catalytic surfaces were prepared using electroless deposition of adsorbed tin atoms (via catalytic disproportion of Sn2+) onto smooth polycrystalline Pt disc to clarify the relationship between the Sn/Pt surface composition and the… read more here.

Keywords: snpt cathode; surface composition; surface; design snpt ... See more keywords
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Insight into the surface composition of bimetallic nanocatalysts obtained from microemulsions.

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Published in 2021 at "Journal of colloid and interface science"

DOI: 10.1016/j.jcis.2021.06.040

Abstract: The enhancement of catalysts efficiency of bimetallic nanoparticles depends on the ability to exert control over surface composition. However, results relating surface composition and feeding solution of bimetallic nanoparticles synthesized in microemulsions are controversial and… read more here.

Keywords: surface; bimetallic nanoparticles; insight surface; composition ... See more keywords
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Facile electrochemical fabrication of Ag/Cu bi-metallic catalysts and the dependence of their selectivity for electrochemical CO2 reduction on the surface composition

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Published in 2021 at "Thin Solid Films"

DOI: 10.1016/j.tsf.2021.138674

Abstract: Abstract Herein, bimetallic Ag/Cu nanowires (NWs) are prepared by electrochemical synthesis of Cu NWs and subsequent Ag galvanic displacement for the electrochemical reduction of CO2 to CO. The delicate execution of the displacement fabricates bimetallic… read more here.

Keywords: surface composition; co2; composition; reduction ... See more keywords
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A revised thermodynamic model for crystal surfaces. I. Theoretical aspects

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Published in 2017 at "CrystEngComm"

DOI: 10.1039/c7ce01397c

Abstract: A revised thermodynamic model to explain the deviation of the surface composition from that of the bulk (i.e., segregation) is proposed. This phenomenological model is based both on the multilayer approach (i.e., the crystal is… read more here.

Keywords: revised thermodynamic; model; model crystal; thermodynamic model ... See more keywords
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Understanding the factors affecting the surface chemical composition of dairy powders: a systematic review.

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Published in 2022 at "Critical reviews in food science and nutrition"

DOI: 10.1080/10408398.2022.2105803

Abstract: Dairy powder, with abundant chemical components such as protein, fat, and lactose possessing diverse physical and chemical structures, can exhibit a surface composition distinct from its bulk content during the conversion of liquid milk into… read more here.

Keywords: dairy; composition; surface composition; chemical ... See more keywords