Themed collection Analytical Atomic Spectrometry in South America
Analytical atomic spectrometry in South America – increasing the development and international cooperation in atomic spectrometric analysis
Guest Editor, Érico Marlon de Moraes Flores, introduces the JAAS themed collection highlighting analytical atomic spectrometry in South America.
Analytical methodology for the simultaneous determination of NMG-Sb(V), iSb(V), and iSb(III) species by anion exchange liquid chromatography in Glucantime® and its biological application in Wistar rat urine
An analytical method for the determination of Sb species in Glucantime® and rat urine samples.
Online solid phase extraction-HPLC-ICP-MS system for mercury and methylmercury preconcentration using functionalised carbon nanotubes for their determination in dietary supplements
An hyphenated system was developed for Hg(II) and MeHg preconcentration and speciation analysis by the online coupling of SPE, HPLC and ICP-MS.
Multi-energy calibration (MEC) applied to laser-induced breakdown spectroscopy (LIBS)
The multi-energy calibration (MEC) method is applied to solid sample analysis by laser-induced breakdown spectroscopy (LIBS).
Internal standard evaluation for bioimaging soybean leaves through laser ablation inductively coupled plasma mass spectrometry: a plant nanotechnology approach
This work evaluates the use of an internal standard for acquiring the elemental mapping of 107Ag, 55Mn and 63Cu using laser ablation inductively coupled plasma mass spectrometry in the imaging mode from soybean leaves cultivated in the absence or in the presence of silver nanoparticles (40 nm average size) and also using silver nitrate for comparative purposes.
UV photochemical vapor generation of noble metals (Au, Ir, Pd, Pt and Rh): a feasibility study using inductively coupled plasma mass spectrometry and seawater as a test matrix
The results originated from the application of a simple and straightforward photochemical reactor to generate volatile species from noble metals (Au, Ir, Pd, Pt and Rh) are presented.
Risk assessment of trace elements in airborne particulate matter deposited on air filters using solid sampling ETV-ICPOES to measure total concentrations and leaching with simulated saliva, gastric juice and lung fluid to estimate bio-accessibility
The risk from potentially toxic elements in airborne particulate matter collected on air filters is assessed using a batch in vitro method.
Mercury determination in soil and sludge samples by HR CS GFAAS: comparison of sample preparation procedures and chemical modifiers
Accurate determination of Hg in soil/sludge samples by HR-CS GFAAS achieved using AuNPs as a chemical modifier and leaching/slurry as sample preparation.
Feasibility of As, Sb, Se and Te determination in coal by solid sampling electrothermal vaporization inductively coupled plasma mass spectrometry
In this work, a method for the determination of As, Sb, Se and Te in mineral coal was developed using solid sampling electrothermal vaporization inductively coupled plasma mass spectrometry (SS-ETV-ICP-MS).
A systematic look at the carbon monosulfide molecule and chemical modifiers for the determination of sulfur by HR-CS GF MAS
This work describes an adequate method for the stabilization of three forms of sulfur (ionic, saturated, and unsaturated), with different chemical modifiers (Zr, Pd and Ca) during sulfur measurement as carbon monosulfide (CS) by high-resolution continuum source graphite furnace molecular absorption spectrometry.
Evaluation of an improved closed-vessel conductively heated digestion system for the analysis of raw meat samples by ICP techniques
In this work, an improved conductively heated digestion system (CHDS) with closed vessels, which provides simpler, easier and safer digestion of raw chicken, beef and pork meat samples aiming at Ca, Cu, Fe, K, Mg, Mn, Na, P, S, and Zn determinations by ICP OES and As, Cd, Cr, Mo, Pb and Se by ICP-MS/MS, was evaluated.
Feasibility of using laser induced breakdown spectroscopy for quantitative measurement of calcium, magnesium, potassium and sodium in meat
The first report of quantitative measurement of calcium, magnesium, potassium and sodium in bovine and chicken meat by LIBS.
Internal standard fused glass beads for high silicon content sample analysis by laser-induced breakdown spectrometry
The direct analysis of high silicon content samples by Laser-Induced Breakdown Spectrometry (LIBS) is a good alternative, since the decomposition of samples with refractory characteristics is not an easy task.
Multi-energy calibration as a strategy for elemental analysis of fertilizers by microwave-induced plasma optical emission spectrometry
Multi-energy calibration was used to determine As, Ba, Cd, Cr, and Pb in fertilizers by MIP OES.
Usefulness of ionic liquids as mobile phase modifiers in HPLC-CV-AFS for mercury speciation analysis in food
Efficient Hg speciation analysis in different food samples was achieved with ionic liquids as mobile phase modifiers in HPLC-CV-AFS.
Investigation of spectral interference in the determination of Pb in road dust using high-resolution continuum source graphite furnace atomic absorption spectrometry and direct solid sample analysis
Pb determination using HR-CS SS-GF AAS in road dust samples and evaluation of spectral interference.
Feasibility of microwave-assisted ultraviolet digestion of polymeric waste electrical and electronic equipment for the determination of bromine and metals (Cd, Cr, Hg, Pb and Sb) by ICP-MS
A method for the digestion of polymeric waste electrical and electronic equipment (WEEE) by microwave-assisted ultraviolet wet digestion (MAWD-UV) was proposed.
Standardless semi-quantitative analysis by PIXE
A method based on the refinement of atomic and experimental parameters developed for the description of PIXE spectra is presented and applied to standardless semi-quantitative PIXE analysis.
Twelve different types of data normalization for the proposition of classification, univariate and multivariate regression models for the direct analyses of alloys by laser-induced breakdown spectroscopy (LIBS)
Emission signal normalization in LIBS for the direct analysis of metal samples aiming at the determination of 10 analytes (Al, Cr, Cu, Fe, Mn, Mo, Ni, Ti, V and Zn).
Sequential and simultaneous determination of four elements in soil samples using high-resolution continuum source graphite furnace atomic and molecular absorption spectrometry
An analytical method has been developed for the determination of Cd, Cr, Fe and Al (via the AlH molecule) in soil samples using direct solid sample analysis.
Determination of inorganic mercury in petroleum production water by inductively coupled plasma optical emission spectrometry following photochemical vapor generation
Photochemical vapor generation of inorganic Hg is proposed for its determination in high-salinity production water obtained from offshore petroleum exploration.
Sample preparation strategies for petroleum coke digestion and further cerium and lanthanum determination by DSN-ICP-OES
Digestion of petroleum coke is proposed for the first time by MW-AD and MIC for La and Ce determination by DSN-ICP-OES.
A green analytical method for the determination of Cu, Fe, Mn, and Zn in wheat flour using total reflection X-ray fluorescence
A simple, fast and environmentally friendly method for sample preparation and subsequent determination of minerals in wheat flour using TXRF.
A comparative study of sheathing devices to increase robustness in inductively coupled plasma optical emission spectrometry via a nitrogen flow
Introducing a nitrogen sheathing gas around the aerosol systematically increases robustness versus an Ar ICP irrespectively of sheathing device design.
Method for the production of acrylonitrile–butadiene–styrene (ABS) and polycarbonate (PC)/ABS standards for direct Sb determination in plastics from e-waste using laser-induced breakdown spectroscopy
A procedure for direct Sb determination in solid e-waste samples using ABS and PC/ABS standards containing Sb2O3 is shown. Sb can be used to confirm the presence of PBDEs.
About this collection
This online collection of JAAS articles showcases work in the field of atomic spectrometry from some of the best researchers working at South American institutes. The collection is Guest Edited by Érico Marlon Moraes Flores (Universidade Federal de Santa Maria, Brazil).