Results 1 to 10 of about 58,802 (98)

Infrared Spectroscopy—Mid-infrared, Near-infrared, and Far-infrared/Terahertz Spectroscopy

open access: yesAnalytical Sciences, 2021
This article aims to overview infrared (IR) spectroscopy. Simultaneously, it outlines mid-infrared (MIR), near-infrared (NIR), and far-infrared (FIR) or terahertz (THz) spectroscopy separately, and compares them in terms of principles, characteristics, advantages, and applications.
Yukihiro Ozaki, Yukihiro Ozaki
openaire   +4 more sources

Infrared and Raman Spectroscopy [PDF]

open access: yesJournal of Biomedical Optics, 2005
This PDF file contains the editorial “Infrared and Raman Spectroscopy” for JBO Vol.
Andrew J. Berger   +2 more
openaire   +2 more sources

Infrared Spectroscopy of Be Stars [PDF]

open access: yesSymposium - International Astronomical Union, 1994
FeII emission lines are present in a variety of astrophysical objects and, in particular, in Be stars, where in some situations they can also be seen in absorption. Selvelli & Araujo (1984) studied a sample of classical Be stars that have FeII emission lines in the optical region.
R. M. Torres   +2 more
openaire   +2 more sources

Infrared Membrane Spectroscopy

open access: yes, 1981
Application of vibrational spectroscopy to the problem of structure determination of molecules of biological interest goes back to the early uses of raman and infrared spectroscopy in the study of organic molecules. For reviews of earlier work the reader is referred to compilations by Kohlrausch (1943) and by Jones and Sandorfy (1956), whereas more ...
Fringeli, Urs Peter   +1 more
openaire   +3 more sources

Infrared spectroscopy of proteins

open access: yesBiochimica et Biophysica Acta (BBA) - Bioenergetics, 2007
This review discusses the application of infrared spectroscopy to the study of proteins. The focus is on the mid-infrared spectral region and the study of protein reactions by reaction-induced infrared difference spectroscopy.
openaire   +2 more sources

Near-infrared spectroscopy [PDF]

open access: yesJournal of Neuroanaesthesiology and Critical Care, 2015
AbstractTissue ischaemia can be a significant contributor to increased morbidity and mortality. Conventional oxygenation monitoring modalities measure systemic oxygenation, but regional tissue oxygenation is not monitored. Near-infrared spectroscopy (NIRS) is a non-invasive monitor for measuring regional oxygen saturation which provides real-time ...
Hari H. Dash, Virendra Jain
openaire   +3 more sources

Nanoscale infrared spectroscopy

open access: yesMaterials Today, 2010
In the early days of scanning probe microscopy, researchers and instrumentation developers were often postulating about the future and, perhaps one day, the advent of the “lab-on-a-tip.” While the technology has seen the development of highly spatially resolved topography imaging coupled to a series of different physical measurements, it is only ...
Craig Prater   +2 more
openaire   +2 more sources

Atomic Spectroscopy in the Infrared [PDF]

open access: yesSymposium - International Astronomical Union, 1994
Some recent developments of atomic spectroscopy in the infrared spectral range are briefly summarized. Different topics of interest for astrophysics, such as term analysis, far infrared measurements, isotope shifts, hyperfine structure observations and transition probability determination, are briefly considered.
openaire   +2 more sources

Ultrafast infrared spectroscopy in photosynthesis

open access: yesBiochimica et Biophysica Acta (BBA) - Bioenergetics, 2015
In recent years visible pump/mid-infrared (IR) probe spectroscopy has established itself as a key technology to unravel structure-function relationships underlying the photo-dynamics of complex molecular systems. In this contribution we review the most important applications of mid-infrared absorption difference spectroscopy with sub-picosecond time ...
Mariangela Di Donato   +2 more
openaire   +3 more sources

Near-Infrared Spectroscopy [PDF]

open access: yes, 2012
Near infrared spectroscopy (NIRS) is an imaging technique used in both clinical and emergency medicine, as well as in research laboratories to quantify and measure the oxygenation status of human tissue non-invasively. This is done by monitoring in vivo changes of the oxygen saturation of hemoglobin molecules in the body, based on the absorbance of ...
Kurt J. Smith   +3 more
openaire   +3 more sources

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