Articles with "secondary ion" as a keyword



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Investigating Pb diffusion across buried interfaces in Pb(Zr0.2Ti0.8)O3 thin films via time‐of‐flight secondary ion mass spectrometry depth profiling

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Published in 2017 at "Surface and Interface Analysis"

DOI: 10.1002/sia.6255

Abstract: The diffusion of Pb through Pb(Zr0.2Ti0.8)O3(PZT)/Pt/Ti/SiO2/Si thin film heterostructures is studied by using time-of-flight secondary ion mass spectrometry depth profiling. The as-deposited films initially contained 10 mol% Pb excess and were thermally processed at temperatures ranging… read more here.

Keywords: secondary ion; flight secondary; diffusion; mass spectrometry ... See more keywords
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MS/MS analysis and imaging of lipids across Drosophila brain using secondary ion mass spectrometry

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Published in 2017 at "Analytical and Bioanalytical Chemistry"

DOI: 10.1007/s00216-017-0336-4

Abstract: AbstractLipids are abundant biomolecules performing central roles to maintain proper functioning of cells and biological bodies. Due to their highly complex composition, it is critical to obtain information of lipid structures in order to identify… read more here.

Keywords: secondary ion; mass spectrometry; ion; ion mass ... See more keywords
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A simple correction method for isobaric interferences induced by lead during uranium isotope analysis using secondary ion mass spectrometry

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Published in 2018 at "Journal of Radioanalytical and Nuclear Chemistry"

DOI: 10.1007/s10967-018-5798-0

Abstract: Isobaric interference is a major limitation of secondary ion mass spectrometry. We developed a simple correction method for polyatomic mass interferences from lead in isotope ratio measurements of uranium. Lead-generated isobars were measured to determine… read more here.

Keywords: secondary ion; ion mass; correction method; mass ... See more keywords
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Special Features of Analysis and Control of Concentration Inhomogeneity of Complexly Modified Industrial Materials by the Method of Secondary-Ion Mass Spectrometry

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Published in 2018 at "Metal Science and Heat Treatment"

DOI: 10.1007/s11041-018-0304-4

Abstract: Concentration inhomogeneity in iron-carbon alloys is analyzed and controlled. It is shown that application of secondary-ion mass spectrometers with about 200 resolution with respect to the mass numbers and a comparatively large diameter of the… read more here.

Keywords: secondary ion; mass; concentration inhomogeneity; ion ... See more keywords
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Coefficients of Aluminum Diffusion into Zirconium Dioxide Determined by the Method of Secondary-Ion Mass Spectrometry

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Published in 2017 at "Russian Physics Journal"

DOI: 10.1007/s11182-017-1143-2

Abstract: The diffusion of aluminum ions into zirconium ceramics synthesized from plasma chemical 97ZrO2–3Y2O3 (mol.%) powders is studied by the method of secondary-ion mass spectrometry using a spectrometer PHI 6300. A thin aluminum film deposited on… read more here.

Keywords: secondary ion; diffusion; mass spectrometry; ion mass ... See more keywords
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Time-of-flight secondary ion mass spectrometry analysis of chitosan-treated viscose fibres.

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Published in 2018 at "Analytical biochemistry"

DOI: 10.1016/j.ab.2018.07.021

Abstract: Time-of-flight secondary ion mass spectrometry (ToF-SIMS) was employed to analyse cellulose viscose fibres treated with different chitosan-based solutions. The analysis reports several new features in the TOF-SIMS spectra for systems with various forms of chitosan-treated… read more here.

Keywords: secondary ion; flight secondary; mass spectrometry; time flight ... See more keywords
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Effect of sample preparation techniques upon single cell chemical imaging: A practical comparison between synchrotron radiation based X-ray fluorescence (SR-XRF) and Nanoscopic Secondary Ion Mass Spectrometry (nano-SIMS).

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Published in 2020 at "Analytica chimica acta"

DOI: 10.1016/j.aca.2020.01.054

Abstract: Analytical capabilities of Nanoscopic Secondary Ion Mass Spectrometry (nano-SIMS) and Synchrotron Radiation based X-ray Fluorescence (SR nano-XRF) techniques were compared for nanochemical imaging of polymorphonuclear human neutrophils (PMNs). PMNs were high pressure frozen (HPF), cryo-substituted,… read more here.

Keywords: secondary ion; nano; synchrotron radiation; nano sims ... See more keywords
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Determination of deposition order of blue ballpoint pen lines by MeV Secondary Ion Mass Spectrometry

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Published in 2017 at "Forensic Chemistry"

DOI: 10.1016/j.forc.2017.10.004

Abstract: Abstract Secondary Ion Mass Spectrometry using MeV ion excitation was utilised for the analysis of optically indistinguishable intersecting ballpoint pen lines on paper. It was demonstrated that the technique was able to identify different colorants… read more here.

Keywords: secondary ion; mass spectrometry; mass; ion ... See more keywords
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Analysis of kerogens and model compounds by time-of-flight secondary ion mass spectrometry (TOF-SIMS)

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Published in 2021 at "Fuel"

DOI: 10.1016/j.fuel.2020.119373

Abstract: Abstract Here, kerogens of differing heat treatments are subjected to extremely high dissociation energies by sample bombardment by 25 keV Bi3+ primary ions during analysis by time-of-flight secondary ion mass spectrometry (TOF-SIMS). Positive and negative secondary… read more here.

Keywords: secondary ion; carbon; flight secondary; model compounds ... See more keywords
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Determination of the oxide scale growth mechanism using 18O-tracer experiments in combination with Transmission Electron Microscopy and nanoscale Secondary Ion Mass Spectrometry

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Published in 2018 at "Materials Characterization"

DOI: 10.1016/j.matchar.2017.12.001

Abstract: Abstract Two-stage 18 O 2 / 16 O 2 exposures can be used to investigate the effect that alloying elements, secondary phases, or surface treatments have on the high temperature oxidation behaviour of certain materials.… read more here.

Keywords: secondary ion; mass spectrometry; microscopy; oxide scale ... See more keywords
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Application of high-spatial-resolution secondary ion mass spectrometry for nanoscale chemical mapping of lithium in an Al-Li alloy

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Published in 2021 at "Materials Characterization"

DOI: 10.1016/j.matchar.2021.111442

Abstract: High-spatial-resolution secondary ion mass spectrometry offers a method for mapping lithium at nanoscale lateral resolution. Practical implementation of this technique offers significant potential for revealing the distribution of Li in many materials with exceptional lateral… read more here.

Keywords: resolution; secondary ion; mass spectrometry; ion ... See more keywords