Near-infrared spectroscopy - Wikipedia
WEBNear-infrared spectroscopy (NIRS) is a spectroscopic method that uses the near-infrared region of the electromagnetic spectrum (from 780 nm to 2500 nm). [1]
A Guide to NIR: Understanding NIR spectra | NIR spectra …
WEBJul 16, 2018 · In the third article in our new series exploring Near-Infrared Spectroscopy (NIR), we explore the information that can be extracted from NIR spectra. NIR spectra are notoriously difficult to interpret mainly due to broad, overlapping and non-specific nature of the absorption bands.
NIR Spectroscopy - an overview | ScienceDirect Topics
WEBNIR spectroscopy is a secondary analytical technique used for rapid evaluation and identification of chemical and physical properties of substances. It utilizes near-infrared light to gather information about a sample's composition and characteristics. AI generated definition based on: Biolubricants, 2013. About this page. Chapters and Articles.
NIR Spectroscopy: What It Is, Principles, Advantages, and …
WEBFeb 27, 2024 · Near-infrared spectroscopy, known as NIR spectroscopy or NIRS, is a long-established analytical technique. For over 30 years, it has proven to be a fast and reliable method for measuring chemical and physical properties in solids and liquids.
An Introduction to Near Infrared Spectroscopy
WEBNear infrared spectroscopy is used where multicomponent molecular vibrational analysis is required in the presence of interfering substances. The near infrared spectra consist of overtones and combination bands of the fundamental molecular absorptions found in the mid infrared region.
How does Near-infrared spectroscopy work? - NIRLAB
WEBJan 3, 2023 · Near-infrared (NIR) spectroscopy is a powerful analytical technique that has found wide applications in various fields, including chemistry, pharmaceuticals, agriculture, food science, and materials science.
Near-infrared spectroscopy and imaging: Basic principles and ...
WEBJun 15, 2005 · Near-infrared spectroscopy (NIRS) is a fast and nondestructive technique that provides multi-constituent analysis of virtually any matrix. It covers the wavelength range adjacent to the mid infrared and extends up to the visible region.
Principles and Characteristics of NIR Spectroscopy
WEBNov 14, 2020 · Principles of NIR spectroscopy based on quantum mechanics: To understand principles of NIR spectroscopy, principles of IR spectroscopy are described using quantum mechanics first, and then detailed explanation about molecular vibrations-fundamentals, overtones and combinations is given.
The comprehensive sourcebook for modern NIR spectroscopy: A …
WEBApr 1, 2021 · The resulting “Near-Infrared Spectroscopy Theory, Spectral Analysis, Instrumentation, and Applications” book aims to provide a comprehensive handbook readily available to guide the audience into current state-of-the-art NIR spectroscopy.
Near-Infrared Spectroscopy: Theory, Spectral Analysis ... - Springer
WEBThis book provides knowledge of the basic theory, spectral analysis methods, chemometrics, instrumentation, and applications of near-infrared (NIR) spectroscopy—not as a handbook but rather as a sourcebook of NIR spectroscopy.