Atomic spectrometry update–a review of advances in environmental analysis

JR Bacon, OT Butler, WRL Cairns, O Cavoura… - Journal of Analytical …, 2024 - pubs.rsc.org
Highlights in the field of air analysis included: a new focus on measuring tyre-wear particle
emissions; an interest in using unmanned aerial vehicles for sampling purposes and an …

Mid-level data fusion of Raman spectroscopy and laser-induced breakdown spectroscopy: Improving ores identification accuracy

Q Wang, J Xiao, Y Li, Y Lu, J Guo, Y Tian, L Ren - Analytica Chimica Acta, 2023 - Elsevier
The identification of ore samples is of great scientific significance for mineral exploration,
and geological evolution research on the planets. Attributed to the changes in the …

Machine learning-assisted laser-induced breakdown spectroscopy for monitoring molten salt compositions of small modular reactor fuel under varying laser focus …

Y Lee, RI Foster, H Kim, S Choi - Analytica Chimica Acta, 2023 - Elsevier
Next-generation advanced nuclear reactors based on molten salts are interested to apply
machine learning (ML) technology to minimize human error and realize effective …

Enhanced elemental and mineralogical imaging of Cu-mineralized rocks by coupling μ-LIBS and HSI

C Sandoval-Muñoz, G Velásquez, J Álvarez… - Journal of Analytical …, 2022 - pubs.rsc.org
The decarbonization of energy sources and electromobility depend on the efficient
production of Cu-based materials. A fast and detailed instrumental analysis of mineral …

[HTML][HTML] Laser-Induced Breakdown Spectroscopy in Mineral Exploration and Ore Processing

RS Harmon - Minerals, 2024 - mdpi.com
Laser-induced breakdown spectroscopy (LIBS) is a type of optical emission spectroscopy
capable of rapid, simultaneous multi-element analysis. LIBS is effective for the analysis of …

Progress in arsenic determination at low levels in copper ores by laser-induced breakdown spectroscopy

M Velásquez, AK Myakalwar, S Manzoor… - … Acta Part B: Atomic …, 2022 - Elsevier
Arsenic determination by LIBS at low levels is a challenging analytical task due to its low
sensitivity, limited number of available emission lines, and spectral interferences. In this …

[HTML][HTML] Solid phase extraction of arsenic on modified MWCNT/Fe3O4 magnetic hybrid nanoparticles from copper ores samples with ETAAS determination

G Villafañe, V Bazán, E Brandaleze, A López… - Talanta Open, 2022 - Elsevier
A simple procedure for the synthesis of magnetic hybrid nanoparticles (MHNP) was
developed by combining multi-walled carbon nanotubes modified by microwave energy and …

Improved mineralogical analysis in copper ores by laser-induced breakdown spectroscopy

J Álvarez, M Velásquez, C Sandoval-Muñoz… - Journal of Analytical …, 2022 - pubs.rsc.org
Copper and its production process are crucial in the quest to achieve decarbonization of
energy sources and electromobility. The quantification of mineral species in copper ores in …

Effects of feature engineering on the robustness of laser-induced breakdown spectroscopy for industrial steel classification

G Jeon, H Keum, H Lee, K Oh, J Choi - Spectrochimica Acta Part B: Atomic …, 2024 - Elsevier
Steel is a widely used material. Since steel has different properties and uses depending on
the steel type, it is essential to accurately classify the steel types. LIBS is a promising …

Determination of Molybdenum in Geological Ores by Laser-Induced Breakdown Spectroscopy (LIBS) with Support Vector Machine Regression (SVMR) and Data …

W Jia, Z Zhang, Q Shan, J Zhang, D Hei, Y Zhang… - Analytical …, 2024 - Taylor & Francis
A support vector machine regression (SVMR) model that integrates data preprocessing was
devised for the determination of Mo in molybdenum ores. To eliminate the negative effects of …