ResourceSpectroscopy
SmartPath® Technology Explained by DeNovix
SmartPath® Technology Explained by DeNovix
7 May 2017Small volume spectrophotometers such as the DeNovix® DS-11 enable quantitative measurements using volumes as small as 0.5 to 1 μL. To make a measurement, the sample of interest forms a liquid bridge between the upper and lower sampling surfaces. The accuracy of the results is dependent on the accuracy of a calibrated distance between the two measurement surfaces. This application note explains how the DeNovix DS-11 SmartPath® Technology ensures that the measurement distance (pathlength) stays within specification resulting in accurate, reproducible results.
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Atomic Absorption / Emission SpectroscopyAtomic absorption spectroscopy (AAS) and atomic emission spectroscopy (AES) — also called optical emission spectroscopy (OES) — are used to detect the elemental constituents in samples. Both techniques involve the atomization of a sample. Atomic absorption spectrometers may use a flame or furnace to create an atomic vapor of the sample before irradiation with spectral light. Optical emission spectrometers may use a flame, inductively coupled plasma (ICP), microwave plasma (MP) or spark arcs to atomize and excite the sample. At higher excitation energies, electrons can be emitted instead of photons, which can be useful for samples that can’t be atomized and for surface analysis. Explore electron spectroscopy equipment such as Auger spectrometers and photoelectron spectrometers for surface elemental analysis of samples. Find the best atomic absorption, photoelectron and optical emission spectrometers in our peer-reviewed product directory: compare products, check customer reviews and receive pricing direct from manufacturers.SpectrometrySpectrometry is a technique used to measure the mass-to-charge ratio of ions. It provides valuable information about the composition, structure, and molecular weight of compounds. Used across a variety of fields, including chemistry, biology, and environmental science, spectrometry is essential for identifying substances, analyzing mixtures, and developing new products. Explore the best spectrometry tools in our peer-reviewed product directory; compare products, check reviews, and get pricing directly from manufacturers.Photometry
