Results 41 to 50 of about 19,502 (174)

Localized corrosion induced surface modifications of Al-Cu-Li alloy studied by ToF-SIMS 3D imaging

open access: yesnpj Materials Degradation, 2021
Three-dimensional (3D) time-of-flight secondary ion mass spectrometry (ToF-SIMS) imaging is a promising tool in the analysis of surface modifications of alloy matrix and intermetallic particles induced by localized corrosion due to its good spatial ...
Meicheng Li   +4 more
doaj   +1 more source

On the transport of alkali ions through polymeric mold compounds and polyelectrolyte membranes. [PDF]

open access: yes, 2019
The aim of this work is the attempt in understanding ion transport properties across structured materials such as polyelectrolyte multilayers (PEMs) and highly filled epoxy resins used as an encapsulant, i.e. mold compounds.
Motta, Viviana
core   +1 more source

Chemical imaging on liver steatosis using synchrotron infrared and ToF-SIMS microspectroscopies. [PDF]

open access: yesPLoS ONE, 2009
Fatty liver or steatosis is a frequent histopathological change. It is a precursor for steatohepatitis that may progress to cirrhosis and in some cases to hepatocellular carcinoma.
François Le Naour   +7 more
doaj   +1 more source

Visible light assisted organosilane assembly on mesoporous silicon films and particles [PDF]

open access: yes, 2019
Porous silicon (PSi) is a versatile matrix with tailorable surface reactivity, which allows the processing of a range of multifunctional films and particles. The biomedical applications of PSi often require a surface capping with organic functionalities.
Ceccone, Giacomo   +4 more
core   +1 more source

Investigation of Electrochemical Solid-Liquid Interfaces Using In Situ Liquid Time-of-flight Secondary Ion Mass Spectrometry [PDF]

open access: yesZhipu Xuebao
Electrochemical interfaces are the core of various important fields, such as energy conversion and storage, biochemistry, sensors, and corrosion. The investigations of the structure-performance relationship of electrochemical solid-liquid interfaces have
ZHANG Yan-yan1, WANG Fu-yi1,2,3
doaj   +1 more source

Surface Analysis by Secondary Ion Mass Spectrometry (SIMS): Principles and Applications from Swiss laboratories

open access: yesCHIMIA, 2022
Secondary Ion Mass Spectrometry (SIMS) extracts chemical, elemental, or isotopic information about a localized area of a solid target by performing mass spectrometry on secondary ions sputtered from its surface by the impact of a beam of charged ...
Johanna Marin Carbonne   +8 more
doaj   +1 more source

Metal and metalloid foliar uptake by various plant species exposed to atmospheric industrial fallout: Mechanisms involved for lead [PDF]

open access: yes, 2012
Fine and ultrafine metallic particulatematters (PMs) are emitted frommetallurgic activities in peri-urban zones into the atmosphere and can be deposited in terrestrial ecosystems.
Castrec-Rouelle, Maryse   +7 more
core   +3 more sources

3D chemical characterization of frozen hydrated hydrogels using ToF-SIMS with argon cluster sputter depth profiling [PDF]

open access: yes, 2015
Hydrogels have been used extensively in bioengineering as artificial cell culture supports. Investigation of the interrelationship between cellular response to the hydrogel and its chemistry ideally requires methods that allow characterization without ...
Alexander, Morgan R.   +5 more
core   +2 more sources

Reducing the matrix effect in mass spectral imaging of biofilms using flow-cell culture

open access: yesFrontiers in Chemistry, 2023
The interactions between soil microorganisms and soil minerals play a crucial role in the formation and evolution of minerals and the stability of soil aggregates.
Yuchen Zhang   +6 more
doaj   +1 more source

Chemical changes in PCPDTBT:PCBM solar cells using XPS and TOF-SIMS and use of inverted device structure for improving lifetime performance [PDF]

open access: yes, 2015
Analysis of the degradation routes for poly[(4,4-bis(2-ethylhexyl)-cyclopenta-[2,1-b;3,4-b′]dithiophene)-2,6-diyl-alt-2,1,3-benzothiadiazole-4,7-diyl] (PCPDTBT)-based solar cells under illumination and in the presence of air have been conducted using a ...
Bao   +24 more
core   +1 more source

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