infrared spectroscopy

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in·fra·red spec·tros·co·py

the study of the specific absorption in the infrared region of the electromagnetic spectrum; used in the study of the chemical bonds within molecules.
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Both infrared spectrometry and gas chromatography were used in achieving this.
Infrared Spectrometry of L-Arginine and Cu (III) Salts Reactions:
The ultraviolet-visible spectrometry (UV) infrared spectrometry (IR) X-ray diffractometry (XRD) and Differential scanning calorimetry (DSC) were used to analyze the physicochemical properties of the complex.
After sample extraction of anywhere from 1 to 100 mg, the ancient organic compounds were identified with a combination of analysis techniques, including infrared spectrometry, gas chromatography mass spectrometry, solid phase microextraction, ultra-high performance liquid chromatography tandem mass spectrometry and a technique that was being used for the first time to analyze ancient wine and grape samples--liquid chromatography Orbitrap mass spectrometry.
O'Donnell, "Direct analysis of thin-layer chromatography spots by diffuse reflectance Fourier transform infrared spectrometry," Analytical Chemistry, vol.
They discuss their physics and chemistry; the detection of hidden explosives; effects on structures and people; aircraft sabotage and explosion scene investigations; casework management; the role of forensic scientists; chromatography; analysis by mass and infrared spectrometry; the relationship to forensic pathology; and presentation of casework evidence.
[6] Simultaneous Determination of Sodium Tripolyphosphate, Sodium Sulfate and Linear Alkylbenzensulfonate in Washing Powder by Attenuated Total Reflectance: Fourier Transform Infrared Spectrometry, M.
For quantifying chemical composition and analyzing molecular structures, DECS uses both mass spectrometry and fourier transform infrared spectrometry (FTIR).
Techniques such as infrared spectrometry and microscopy are used to identify foreign object contamination of foods.
Determination of caffeine in coffee by means Fourier transform infrared spectrometry
The NIR (near infrared spectrometry) unit diffuses NIR light energy onto the polymer surface through the measuring head.

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