Spectroscopy Applications

Pesticide Detection using SERS Techniques

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SERS Detects Insecticide Associated with Loss of Honeybee Colonies Bees play a vital role in pollinating crops that help drive agricultural economies worldwide. With honeybee die-offs increasing in.....
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Gemstone Analysis and Authentication

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How Spectroscopy Helps Identify Counterfeits Gemstones are a multibillion-dollar industry, with growing markets in countries including China and India contributing to the boom. As demand.....
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Keeping Whisky Safe with Raman Spectroscopy

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As Burns Night approached and the people of Scotland were eagerly awaiting their wee dram of whisky, the Applications team wondered what a dram would look like when a laser is shone onto it. For.....
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Optimisation of SERS for glucose sensing

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Raman spectroscopy is a rapid, non-destructive vibration spectroscopy technique used for the identification and qualification of chemical composition. ... Optimisation of SERS for.....
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How to Find Your Spectrometer Configuration in OceanView

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In this tech tip, we share how to retrieve spectrometer configuration details with a few simple steps in OceanView software. Have you ever lost track of your Ocean Insight spectrometer.....
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Characterizing Spice Extracts - Application note

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In this teaching-lab experiment, we describe how to mix spices and rubbing alcohol to measure the absorbance and concentration of samples including paprika, turmeric and saffron. .....
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Application Note: NIR Spectroscopy for Food and Agriculture

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Summary With improved spectral hardware and analytical tools, the food and agriculture industries can enjoy a deeper level of analysis that is not relying on the human eye and intuition but is rather.....
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Identifying Textiles with Extended-range NIR Spectroscopy

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NIR spectroscopy offers a simple tool to identify different types of textiles, with distinct spectral features observed at wavelengths >1700 nm. This approach may be useful for authentication of.....
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Application note - What is Raman Spectroscopy ?

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Raman spectroscopy is an analytical technique where scattered light is used to measure the vibrational energy modes of a sample. It is named after the Indian physicist C. V. Raman who, together with.....
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Absorbance Repeatability with the SQUARE ONE Cuvette Holder

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How to Ensure Reliable Absorbance Results Cuvette-based absorbance measurements are only as good as the system used for the measurements. Baseline drift and other spectral changes attributed.....
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Solar Induced Fluorescence to Monitor Ecosystems

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In this video, we learn how researchers at the University of Virginia use optical sensing techniques including solar induced fluorescence to explore the correlation between climate effects and.....
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Application Note: Determining Fruit Ripeness

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Monitoring Fruit Ripeness with Near Infrared Diffuse Reflectance Spectroscopy Written by Miriam Mowat, Applications Scientist Consumers demand high levels of quality and consistency in their food......
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VIDEO: SERS for Food Analysis

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Food integrity is a global concern with food fraud impacting the wallets of customers everywhere. The combination of Ocean Optics SERS substrates with Raman spectroscopy enables detection and.....
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Detecting Food Adulterants using MIR Spectroscopy

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Fast, Accurate Analysis of Liquid Samples With the counterfeiting of goods from foods to fuels now a global problem, the task of authenticating materials such as biodiesel, essential oils and dairy.....
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VIDEO: Absorbance Spectroscopy Made Simple

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In this video, we demonstrate the ease and convenience of cuvette-based absorbance spectroscopy measurements using Ocean Optics spectrometers, accessories and software. ..
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Application note - Temperature Dependence on Phosphors

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Phosphors used in discharge lamps and light emitting diodes, displays and scintillators are commonly characterised via photoluminescence spectroscopy. Their light emitting properties are connected to.....
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Video - Inside the Optical Bench of the Spectrometer

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Ever Wonder What Goes on Inside a Spectrometer? It’s a good question, and the complete answer can escape even the most seasoned researcher. The photons used in spectroscopy encounter.....
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Detection of Pesticide Residues on Fruit Surfaces Using SERS

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The material available here was first presented as a poster at the 2017 North American Chemical Residue Workshop. The material describes how we utilized a swabbing technique to detect trace levels of.....
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VIDEO – Fast Spectrometer for High-Speed Environments

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In this video, we simulate a process environment to demonstrate the rapid scan rate of the Ocean FX spectrometer. With onboard processing and Ethernet communications, Ocean FX is ideal for at-line.....
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Spectral Analysis of the Total Solar Eclipse

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Monitoring Irradiance using an STS-UV-RAD Spectrometer A hundred years is a long time to wait for the chance to see a total solar eclipse. On August 21, 2017, with a rare eclipse tracing a path.....
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Spectroscopy and its Application

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