Fourier transform infrared spectroscopy (FTIR) [1] is a technique used to obtain an infrared spectrum of absorption or emission of a solid, liquid, or gas. An FTIR spectrometer collects high-resolution …

This booklet is an introduction to the concepts behind FTIR spectroscopy. It covers both the basic theory of FTIR and how it works as well as discussing some of the practical aspects of FTIR use.

Jul 8, 2023 · FTIR spectroscopy investigates the interactions between matter and electromagnetic radiation, which appear as a spectrum. FTIR spectrum analysis has enabled the diagnosis of various …

The interferogram measured by the FTIR must be converted back to a spectrum. This transformation is accomplished by applying the Fourier transform to the interferogram.

We briefly explain the fundamentals of infrared (IR) spectroscopy and focus on the basic questions about FT-IR, ATR, transmission and reflection.

What is FTIR spectroscopy? Fourier transform infrared (FTIR) spectroscopy is a technique used to analyze materials by measuring how they absorb infrared light. When infrared radiation interacts with …

Nov 17, 2025 · Fourier transform infrared (FT-IR) spectroscopy is a versatile, non-destructive analytical tool used to characterize molecular structures, monitor chemical reactions, and quantify analytes in …

Fourier Transform Infrared Spectroscopy, also known as FTIR Analysis or FTIR Spectroscopy, is an analytical technique used to identify organic, polymeric, and, in some cases, inorganic materials.

Dec 16, 2025 · FTIR (Fourier Transform Infrared Spectroscopy) is used to identify and characterize materials by analyzing how they absorb infrared light. It provides information about chemical …

So, what is FTIR? The Fourier Transform converts the detector output to an interpretable spectrum. The FTIR generates spectra with patterns that provide structural insights. Watch the tutorial for a quick …