Communication
Detection of tritium using ultrafast laser-induced breakdown spectroscopy
Detection of protium, deuterium and tritium using ultrafast LIBS with rapid, and standoff capability in addition to no sample preparation requirement which are crucial to nuclear nonproliferation, safeguards, and security
High precision and fast classification of different dimensions of Baijiu using an OptGSCV quadratic optimization network combined with AS-LIBS
For the traditional Baijiu qualitative analysis problem, a high-precision fast classification method for different dimensional Baijiu based on AS-LIBS combined with Optimized Grid Search Cross-Validation (Opt-GSCV) is proposed.
High-precision stable isotope measurements of tungsten and molybdenum in single sample aliquots combined with optimized separation for mixed double spikes
Simple, efficient, and robust method established in this study will contribute to clarify how tungsten (W) isotopes behave in the Earth system relative to molybdenum (Mo) isotopes.
Development of a Chelex-100 based three-step chromatographic procedure for nickel isotope analysis in geological samples
User-friendly chromatographic procedures using Chelex-100 achieve high recovery and minimize procedural blanks in nickel isotope analysis.
Development of a multi-isotopic (Pb, Fe, Cu) analytical protocol in gold matrices for ancient coin provenance studies
Lead, copper and iron isotopes are precisely measured for the first time in gold matrices owing to an adapted purification protocol that allows the tracing of gold sources from archaeological and historical contexts.
Paper
Single particle analysis of polydisperse metal-bearing particles in cannabis vape liquids by organic mode ICP-MS
Cannabis vape liquids from prefilled unused cartridges have been found to contain metal particles.
Paper
Nano-imaging mass spectrometry by means of high-energy laser desorption ionization (HELDI)
A calibration curve is built on points spread over a range, which is a function of the variance of the blank, instrumental error and heterogeneity.
Paper
Ultrafast μLIBS imaging for the multiscale mineralogical characterization of pegmatite rocks
This article presents an innovative application of kHz regime μLIBS – Laser-Induced Breakdown Spectroscopy for generating detailed compositional maps of geological samples.
Paper
Boron elemental and isotopic determination via the BF diatomic molecule using high-resolution continuum source graphite furnace molecular absorption spectrometry
A new approach for the elemental and isotopic monitoring of boron via HR CS GFMAS is introduced.
Paper
LA-ICP-MS/MS-based Rb–Sr isotope mapping for geochronology
2D imaging of the Rb/Sr age distribution in deformed mica with μm-spatial resolution.
Spatio-temporal dynamics of a microsecond pulsed Grimm-type glow discharge
Spatio-temporal dynamics of a PGD, in Ar6.0 at 6 mbar for some of Ar I, Ar II, Cu I, Cu II lines. Analysis of a high current peak during ignition of discharge, excitation and deexcitation processes, development of electron excitation temperature of Ar.
Hyperfine structure measurements for neutral and singly ionized terbium by Fourier-transform spectroscopy
Fourier transform spectrum and its fit with the colored arrows indicating individual hyperfine structure components distinguished by the transition rules.
Empirical evaluation of the TXRF detector field of view – a coffee-ring case study
In TXRF the position-dependent signals were studied for concentric ring structures showing elemental separation between inner and outer rings. The specimens were obtained from picoliter printed micro preparation.
Rapid determination of V isotopes with MC-ICP-MS: new developments in sample purification
The new purification procedure for V isotope analysis presented in this work is both economical and time-efficient, improving the ability for further investigation of V isotope geochemistry in various geological and environmental systems.
Paper
Simultaneous determination of Cd, Pb, Cu and Zn as total and labile fractions in soil using a small-sized electrothermal vaporization capacitively coupled plasma microtorch optical emission spectrometer after diffusive gradients in thin-film passive accumulation
A sensitive and free interference method for the determination of total and labile fractions of Cd, Pb, Cu and Zn in soil after DGT passive accumulation and detection by optical emission spectrometry with an Ar microplasma was validated.
A single-column separation procedure for Sr, Nd, and Sm in small-size samples and high-precision isotope measurements using a TIMS with 1013 and 1012 Ω amplifiers
A single-column separation procedure for Sr, Nd, and Sm in small-size samples and high-precision isotope measurements using a TIMS with 1013 and 1012 Ω amplifiers.
Technical Note
Mass and mole fractions in calibration-free LIBS
Importance of mole or mass fraction representations of concentrations in CF-LIBS.
About this collection
This themed collection features articles published in JAAS marked as HOT by the handling editor or as recommended by referees. Congratulations to all the authors whose articles are featured.