Column: Lasers and Optics Interface

Oct 01, 2017
Spectroscopy
With methods such as infrared, Raman, and LIBS, the spectral background contains a wealth of information about material properties of the sample. Now, such information can be derived by artificial intelligence and machine learning algorithms.
Jun 01, 2017
Spectroscopy
This review describes the most common approaches to laser ablation—LIBS and LA-ICP-MS—and provides an introduction to laser-ablation molecular isotopic spectrometry.
Jan 01, 2017
Spectroscopy
The inherent molecular specificity in the mid-infrared spectral regime allows for trace analysis in liquids, solids, and gases.
Oct 01, 2016
Spectroscopy
Tunable diode laser spectroscopy, photoacoustic spectroscopy, quantum cascade lasers, and miniaturized instruments are among the developments that are advancing infrared spectroscopy and making IR techniques more effective for applications ranging from food safety to smart manufacturing.
Jun 01, 2016
Spectroscopy
Vassilia Zorba of Lawrence Berkeley National Laboratory in Berkeley, California, discusses what her studies have revealed about the mechanisms of plasma emission at small scales and what she has found when applying femtosecond LIBS to the study of advanced battery materials.
Apr 01, 2016
Spectroscopy
Vincent Motto-Ros of Lyon 1 University in France is combining the ability of atomic spectroscopy techniques to detect and quantify metals with the mapping approaches most often used with molecular techniques. Here, he discusses his work applying LIBS to biological analysis, including the methods, advantages, and future directions.
Jan 01, 2016
Spectroscopy
Rapid detection of coal and fly ash is significant for improving the efficiency of thermal power plants and reducing pollution. LIBS has great potential for on-line measurement in these applications.
Nov 01, 2015
Spectroscopy
The application of LIBS to two industrial projects illustrates how the composition of metallic alloys can be measured at a distance and on moving conveyor belts—even when the geometry of the objects is varied and surface coatings are present.
Apr 01, 2015
Spectroscopy
Nanostructured materials are expected to lead to the emergence of new products with enhanced functionalities.
Jan 01, 2015
Spectroscopy
This article explores the use of laser-induced breakdown spectroscopy (LIBS) for measurements of elemental concentrations and bulk properties of heterogeneous, earthen-based samples. Rapid field and industrial measurements of these matrices are difficult using traditional methods.
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