Spectroscopy-10-01-2020

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Quantitative Analysis of Sodium in Aqueous Samples Using Laser-Induced Breakdown Spectroscopy with a Thermoelectric Cooler as the Sample Preparation Method

Quantitative Analysis of Sodium in Aqueous Samples Using Laser-Induced Breakdown Spectroscopy with a Thermoelectric Cooler as the Sample Preparation Method

Hanin Athirah Harun;Roslinda Zainala
October 1st 2020
ArticlePeer-Reviewed Research

With this cooling system, which maintains the chemical composition and temperature of the frozen sample, a higher S/N was achieved for LIBS analysis of a NaCl solution.

Reliable Chemical Analysis of Aerosols by Reference-Free X-ray Spectrometry for Monitoring Airborne Particulate Matter

Reliable Chemical Analysis of Aerosols by Reference-Free X-ray Spectrometry for Monitoring Airborne Particulate Matter

Yves Kayser;Armin Gross;Philipp Hönicke;Janos Osan;Beatrix Pollakowski-Herrmann;Stefan Seeger;Burkhard Beckhoff
October 1st 2020
ArticleFeatured Articles

This approach provides traceable and reliable quantitative elemental analysis of airborne particles for on-site environmental measurement with portable instrumentation.

The 59th Eastern Analytical Symposium Offers a Virtual Experience in 2020

The 59th Eastern Analytical Symposium Offers a Virtual Experience in 2020

Cecil Dybowski, PhD
October 1st 2020
ArticleFeatured Articles

This year’s EAS offers sessions live November 16–19 and on-demand until December 31.

Single-Cell Analysis by Inductively Coupled Plasma–Time-of-Flight Mass Spectrometry to Quantify Algal Cell Interaction with Nanoparticles by Their Elemental Fingerprint

Single-Cell Analysis by Inductively Coupled Plasma–Time-of-Flight Mass Spectrometry to Quantify Algal Cell Interaction with Nanoparticles by Their Elemental Fingerprint

Lyndsey Hendriks;Lars Michael Skjolding;Robert Thomas
October 1st 2020
ArticleAtomic Perspectives

This method detects elements intrinsically present in cells, and because sc-ICP-TOF-MS measures a full mass spectrum, no analytes are missed.

Lasers at the Intersection of Material Processing and Spectroscopy, Leading to Developments in Laser Ablation and LIBS

Lasers at the Intersection of Material Processing and Spectroscopy, Leading to Developments in Laser Ablation and LIBS

Steve Buckley
October 1st 2020
ArticleLasers and Optics

Advances in lasers are expanding the capabilities of LIBS and laser ablation techniques.

Whisky Analysis with Raman Spectroscopy in the Near-Infrared Spectral Range: Comparison of 785– and 1064–nm Excitation

Whisky Analysis with Raman Spectroscopy in the Near-Infrared Spectral Range: Comparison of 785– and 1064–nm Excitation

Johannes Kiefer;Lynda Kiefer
October 1st 2020
ArticlePeer-Reviewed Research

We compare the advantages and disadvantages of each laser wavelength.

Classical Least Squares (CLS), Part 3: Expanding the Analysis to Include Concentration Information on Principal Component Regression (PCR) and Partial Least Squares (PLS) Algorithms

Classical Least Squares (CLS), Part 3: Expanding the Analysis to Include Concentration Information on Principal Component Regression (PCR) and Partial Least Squares (PLS) Algorithms

Howard Mark;Jerome Workman Jr.
October 1st 2020
ArticleColumn: Chemometrics in Spectroscopy

We explore how different algorithms and different numbers of factors affect the results.