Themed collection Fast Transient Signals – Getting the most out of Multidimensional Data

11 items
Open Access Accepted Manuscript - Paper

Evaluation of Laser-Induced and ICP-Induced Elemental Fractionation Using Laser Ablation-ICP-TOFMS

Paper

Single-particle isotope ratio analysis of lanthanide-doped microplastics using inductively coupled plasma time-of-flight mass spectrometry

Accuracy and precision of isotope ratio analysis in single particles improved using ICP-TOF-MS with collision cell technology.

Graphical abstract: Single-particle isotope ratio analysis of lanthanide-doped microplastics using inductively coupled plasma time-of-flight mass spectrometry
Open Access Paper

Determination of the uptake of lanthanide doped-carbon dots by human cells using single cell ICP-ToF-MS

A multi-modal metrological approach for the quantification of lanthanide doped carbon dots (Eu and Yb) uptaken by HeLa cells using sc-ICP-ToF-MS.

Graphical abstract: Determination of the uptake of lanthanide doped-carbon dots by human cells using single cell ICP-ToF-MS
Open Access Paper

TOFHunter—unlocking rapid untargeted screening of inductively coupled plasma–time-of-flight–mass spectrometry data

This study provides an overview of a newly developed program written in Python, TOFHunter, which permits the rapid and untargeted screening of inductively coupled plasma (ICP)-time-of-flight (TOF)-mass spectrometry (MS) datasets.

Graphical abstract: TOFHunter—unlocking rapid untargeted screening of inductively coupled plasma–time-of-flight–mass spectrometry data
Open Access Paper

Challenges in measuring nanoparticles and microparticles by single particle ICP-QMS and ICP-TOFMS: size-dependent transport efficiency and limited linear dynamic range

The transport efficiency of microparticles larger than ∼700 nm decreases with size. While SiO2 particles as large as 5 µm are completely vaporized in the ICP, the ion detection system limited linear dynamic range will often require signal reduction.

Graphical abstract: Challenges in measuring nanoparticles and microparticles by single particle ICP-QMS and ICP-TOFMS: size-dependent transport efficiency and limited linear dynamic range
Open Access Paper

SPCal – an open source, easy-to-use processing platform for ICP-TOFMS-based single event data

SPCal is a comprehensive data processing platform for single event ICP-MS data. It supports the analysis of both quadrupole and TOF data sets. Various tools (e.g., non-target screening, compositional and conditional analysis) are implemented.

Graphical abstract: SPCal – an open source, easy-to-use processing platform for ICP-TOFMS-based single event data
Open Access Paper

Machine learning analysis to classify nanoparticles from noisy spICP-TOFMS data

A two-stage semi-supervised machine learning approach was developed as a robust method to classify cerium-rich engineered, incidental, and natural nanoparticles measured by spICP-TOFMS.

Graphical abstract: Machine learning analysis to classify nanoparticles from noisy spICP-TOFMS data
Paper

Nanoparticle identification using single particle ICP-ToF-MS acquisition coupled to cluster analysis. From engineered to natural nanoparticles

Characterization and identification of multielement nanoparticles thanks to the use of a spICP-ToF-MS coupled to hierarchical agglomerative clustering (HAC).

Graphical abstract: Nanoparticle identification using single particle ICP-ToF-MS acquisition coupled to cluster analysis. From engineered to natural nanoparticles
Paper

Machine learning: our future spotlight into single-particle ICP-ToF-MS analysis

Using the multi-element capabilities of single-particle ICP-ToF-MS in combination with a laser ablation and machine learning algorithms, environmentally relevant road runoff samples were characterized.

Graphical abstract: Machine learning: our future spotlight into single-particle ICP-ToF-MS analysis
Open Access Technical Note

Two-stage semi-supervised machine learning for classification of Ti-rich nanoparticles and microparticles measured by spICP-TOFMS

An application of two-stage SSML model to classify individual Ti-containing particles via spICP-TOFMS analysis. With two-stage SSML, we demonstrate low false-positive rates (≤5%) and moderate particle recoveries for all measured particle types.

Graphical abstract: Two-stage semi-supervised machine learning for classification of Ti-rich nanoparticles and microparticles measured by spICP-TOFMS
Open Access Technical Note

Introducing “time-of-flight single particle investigator” (TOF-SPI): a tool for quantitative spICP-TOFMS data analysis

TOF-SPI is software for accurate, robust, and high-throughput analysis of single-particle ICP-TOFMS data.

Graphical abstract: Introducing “time-of-flight single particle investigator” (TOF-SPI): a tool for quantitative spICP-TOFMS data analysis
11 items

About this collection

This collection consists of recently published and invited contributions that highlight strategies to maximise information extraction from multidimensional dataset generated from ICP-ToF-MS. The collection is Guest Edited by Björn Meermann (BAM, Germany), Lukas Schlatt (Nu Instruments Ltd, UK) and Lyndsey Hendriks (University of Vienna, Austria). The collection is now open to new submissions and new articles will be added as they are published.

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