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October 2021

Determining Nitrophenol Isomers Using Raman Spectroscopy

October 01, 2021

Peer-Reviewed Research

36

10

In this study, the nitrophenol isomers, in solid and liquid phases, were analyzed using Raman spectroscopy, laying the groundwork for determining nitrophenol isomers in environmental monitoring with this technique.

Challenges of Spectrofluorometry, Part 1: Collect Data Right the First Time

October 01, 2021

Tutorial

36

10

Analysts using fluorescence emission and fluorescence excitation spectroscopy may encounter several common problems in their measurements. This tutorial, the first of a three-part series, provides a procedure to help avoid them.

Studying the Source of Raw Material and Glaze Formula of Sky Green “Ru-type Ware” and Ru Kuan Ware by EDXRF

October 01, 2021

Peer-Reviewed Research

36

10

As this study demonstrates, energy-dispersive X-ray fluorescence (EDXRF) and multivariate statistical analysis can be used to distinguish different classes of historical artifacts, such as ancient pottery—revealing insights about theirs origin and uses.

Impact of Measurement Protocol on ICP-MS Data Quality Objectives: Part I

October 01, 2021

Column: Atomic Perspectives

36

10

The way the analytical signal is managed in ICP-MS has a direct impact on the results generated. In this first of a two-part series, we explain the fundamental principles of a scanning quadrupole and how measurement protocols can be optimized based on data quality objectives.

Geochemical Analysis Using Laser-Induced Breakdown Spectroscopy

October 01, 2021

Columns: Laser and Optics Interface

36

10

Laser-induced breakdown spectroscopy (LIBS) is an ideal method for elemental analysis of geological samples, and has been used by NASA on the Mars rovers. This article details the methodology and the most successful calibration and quantification methods to date.

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