Fourier-transform infrared spectroscopy

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• Infrared spectroscopy — (IR spectroscopy) is the subset of spectroscopy that deals with the infrared region of the electromagnetic spectrum. It covers a range of techniques, the most common being a form of absorption spectroscopy. As with all spectroscopic techniques,… …   Wikipedia

• Fourier transform spectroscopy — is a measurement technique whereby spectra are collected based on measurements of the temporal coherence of a radiative source, using time domain measurements of the electromagnetic radiation or other type of radiation.It can be applied to a… …   Wikipedia

• Fourier transform — Fourier transforms Continuous Fourier transform Fourier series Discrete Fourier transform Discrete time Fourier transform Related transforms The Fourier transform is a mathematical operation that decomposes a function into its constituent… …   Wikipedia

• Fourier transform — (FT)    A mathematical operation which converts a function of one independent variable to one of a different independent variable. In FT–IR spectroscopy, the Fourier transform converts a time function (the interferogram) to a frequency function… …   Forensic science glossary

• Two-dimensional infrared spectroscopy — Nonlinear two dimensional infrared spectroscopy (2DIR) is a technique that has the ability to correlate vibrational modes in condensed phase systems. This technique provides information beyond linear infrared spectra, by spreading the vibrational …   Wikipedia

• Spectroscopy — Analysis of white light by dispersing it with a prism is example of spectroscopy. Spectroscopy ( …   Wikipedia

• Near-infrared spectroscopy — Near IR absorption spectrum of dichloromethane showing complicated overlapping overtones of mid IR absorption features. Near infrared spectroscopy (NIRS) is a spectroscopic method that uses the near infrared region of the electromagnetic spectrum …   Wikipedia

• Near infrared spectroscopy — (NIRS) is a spectroscopic method utilising the near infrared region of the electromagnetic spectrum (from about 800 nm to 2500 nm). Typical applications include pharmaceutical, medical diagnostics (including blood sugar and oximetry), food and… …   Wikipedia

• Diffuse reflectance infrared fourier transform — Spectroscopy (DRIFTS)[1] is an infrared spectroscopy spectra technique used on powder samples with no preparation. The sample is added to a sample cup and the data is collected on the bulk sample. The infrared light on a sample is reflected and… …   Wikipedia

• Absorption spectroscopy — An overview of electromagnetic radiation absorption. This example discusses the general principle using visible light as a specific example. A white beam source – emitting light of multiple wavelengths – is focused on a sample (the complementary… …   Wikipedia

• spectroscopy — spectroscopist /spek tros keuh pist/, n. /spek tros keuh pee, spek treuh skoh pee/, n. the science that deals with the use of the spectroscope and with spectrum analysis. [1865 70; SPECTRO + SCOPY] * * * Branch of analysis devoted to identifying… …   Universalium