Spectroscopy-04-01-2020

Spectroscopy

Vol 35 No 4 Spectroscopy April 2020 Regular Issue PDF

April 01, 2020

Spectroscopy April 2020

35

4

Click the title above to open the Spectroscopy April regular issue, Volume 35, Issue 4, in an interactive PDF format.

Laser-Induced Breakdown Spectroscopy for Soil Measurements: Recent Progress and Potential

April 01, 2020

Laser and Optics Interface

35

4

The unique strengths of LIBS-sample preparation optional, stand-off detection, portability, speed, and sensitive light element detection-point to future directions and potential for LIBS as a tool for soil measurements in precision agriculture.

New Approaches to XRD Profile Modeling

April 01, 2020

Spectroscopy Spotlight

35

4

The ultimate goal of X-ray diffraction (XRD) profile modeling is to interpret XRD patterns measured from real samples. David Bish of Indiana University explores ways to streamline and accelerate the process with a new matrix methodology.

A Newcomer’s Guide to Using Surface Enhanced Raman Scattering

April 01, 2020

Special Features

35

4

The SERS signal arises from the combination of the number of molecules, the polarizability or cross-section of the molecule, and the electric field experienced by the molecules. Understanding how these variables interact to generate the SERS response is the key to applying SERS accurately.

Biomedical Raman Imaging 2019 in Osaka

April 01, 2020

Special Features

35

4

Recent technical advances in biomedical Raman imaging pave a way to its application in the biomedical fields, where morphological information of samples provides rich information. A recent technical conference in Osaka, Japan, explored these developments.

Detection of Food Additives in Drinks by Three-Dimensional Fluorescence Spectroscopy Combined with Independent Components Analysis

April 01, 2020

Peer-Reviewed Research

35

4

Many foods containing potentially harmful additives are labeled as additive-free. Detecting these additives can be challenging. A rapid method for additive detection is demonstrated using 3D fluorescence spectroscopy combined with an independent component analysis algorithm.

Study of the Changes in Optical Parameters of Diseased Apple Pulps Based on the Integrating Sphere Technique

April 01, 2020

Peer-Reviewed Research

35

4

By applying vis-NIR spectroscopy, combined with an integrating sphere technique, a method for nondestructive testing of internal lesions in apples has been developed. This work provides a theoretical basis for the nondestructive testing of apples using tissue optical parameters.