Spectroscopy Application Note Alert Having trouble viewing this email? Click here Molecular Spectroscopy Volume Fraction Determination of Ethanol in Splash-Blended Fuel Mixture Ocean Optics offers solutions for fuel monitoring and detection of food adulterants. We use an easy-to-use MIR spectrometer to analyze volume fraction of ethanol. Raman Spectroscopy for Fiber Analysis This application note documents the use of a TSI ChemLogix ProRaman-L instrument with a microscope to examine a variety of single textile fibers. What is Thermally Activated Delayed Fluorescence TADF is a mechanism for enhancing the efficiency of organic light emitting diodes and is a popular application of photoluminescence spectrometers. Absolute Fluorescence Quantum Yields Using the FL 6500 Fluorescence quantum yield can be measured using two methods: the relative method and the absolute method. Identification of Oils Using Fluorescence Spectroscopy Synchronous fluorescence spectroscopy produces a simplified “fingerprint” for complex mixtures of fluorescent compounds such as crude oil and its distillates. Metrological Reference Standards for UV–VIS Spectrophotometers Certified cobalt-nickel-nitrate (CNN) solutions derived from NIST SRM 931e are proven alternatives to potassium dichromate solutions in the FDA-regulated laboratory. Analysis of Microplastics in Bottled Water In this study, the detection and identification of microplastics in different brands of bottled water was done using a PerkinElmer Spotlight 400 FT-IR imaging system. Durability Coatings for Wire-Grid Polarizers Moxtek has released 2 new durability coatings for our wire-grid polarizers. These coatings protect the wire-grid polarizers from light handling and water exposure.   Atomic Spectroscopy Microwave Digestion of Mixed Cannabis Products This application note demonstrates the performance of the CEM MARS One for digestion of mixed cannabis containing products in a single run for elemental analysis. ICP-OES/ICP-MS Supplies & Accessories Catalogue Issue 10 The Glass Expansion product line has earned a world-wide reputation for quality and reliability. We are pleased to release the 10th issue of our catalogue. Direct Mercury Analysis in Nutraceutical Samples The DMA-80 Direct Mercury Analyzer yields matrix-independent results, eliminating sample prep challenges associated with conventional mercury analysis techniques. Ultra Low P, S, Cl Analysis in Liquids with a Benchtop WDXRF Spectrometer A method for trace level analysis of P, S and Cl in oil samples, with measurement results obtainable in minutes with quick and easy sample preparation is demonstrated. Simple Steps for Clearing a Blocked Injector in Your ICP-OES Torch We present a way to prevent blockages and minimize downtime caused by torch degradation by following these few simple maintenance procedures.   Molecular and General Composition Analysis of Corn Using NIR This application note demonstrates the feasibility of predicting the composition of shelled corn by using NIR reflectance and chemometric analysis. Raman Spectroscopy at Point-of-Care: Diagnosing Gout A new portable instrument puts accurate, objective testing for the crystals causing specific arthritic conditions within reach for more clinics, with less sample prep. Confidence in Fluorescent Instrument Qualification This application note explores the development of suitable materials for fluorescence instrument applications to improve measurement confidence and data validation.   General Photoluminescent Response in Graphene Foam Polish scientists investigate the light emission capacity of graphene foams using Avantes spectrometers and other instruments. Eight Reasons to Consider Automated Imaging Automated image analysis systems providing detailed morphological information are replacing manual microscopy as an effective method of characterizing particle shape, size.   Mass Spectrometry and General Heavy Metals in Botanical Products Characterization of the elemental composition of botanical products for use as a tool in identifying potential adulteration and heavy metal concentration using ICP-OES and ICP-MS   Atomic, Mass Spectrometry, General Multielement Analysis and Selenium Speciation in Animal Feed This study demonstrates the extraction and analytical method for the measurement of selenium, used in animal feed.