Results 11 to 20 of about 3,002,975 (394)

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.
A. Barth
openaire   +3 more sources

Near-Infrared Spectroscopy in Bio-Applications

open access: yesMolecules, 2020
Near-infrared (NIR) spectroscopy occupies a specific spot across the field of bioscience and related disciplines. Its characteristics and application potential differs from infrared (IR) or Raman spectroscopy.
Krzysztof B. Beć   +2 more
doaj   +2 more sources

Breakthrough Potential in Near-Infrared Spectroscopy: Spectra Simulation. A Review of Recent Developments

open access: yesFrontiers in Chemistry, 2019
Near-infrared (12,500–4,000 cm−1; 800–2,500 nm) spectroscopy is the hallmark for one of the most rapidly advancing analytical techniques over the last few decades.
Krzysztof B. Beć, Christian W. Huck
doaj   +2 more sources

Characterization of Coals and Coal Ashes with High Si Content Using Combined Second-Derivative Infrared Spectroscopy and Raman Spectroscopy

open access: yesCrystals, 2019
The organic and mineral components in two coals and resulting high-temperature ashes with high silicon content were characterized by second-derivative infrared spectroscopy, Raman spectroscopy, and X-ray diffraction (XRD).
Yanshan Yin   +7 more
doaj   +2 more sources

A Review of Machine Learning for Near-Infrared Spectroscopy

open access: yesItalian National Conference on Sensors, 2022
The analysis of infrared spectroscopy of substances is a non-invasive measurement technique that can be used in analytics. Although the main objective of this study is to provide a review of machine learning (ML) algorithms that have been reported for ...
Wenwen Zhang   +4 more
semanticscholar   +1 more source

Metasurface‐Enhanced Infrared Spectroscopy: An Abundance of Materials and Functionalities

open access: yesAdvances in Materials, 2022
Infrared spectroscopy provides unique information on the composition and dynamics of biochemical systems by resolving the characteristic absorption fingerprints of their constituent molecules.
Aurelian John-Herpin   +7 more
semanticscholar   +1 more source

Fourier Transform Infrared Spectroscopy in Oral Cancer Diagnosis

open access: yesInternational Journal of Molecular Sciences, 2021
Oral cancer is one of the most common cancers worldwide. Despite easy access to the oral cavity and significant advances in treatment, the morbidity and mortality rates for oral cancer patients are still very high, mainly due to late-stage diagnosis when
Rong Wang, Yong Wang
semanticscholar   +1 more source

Application of Visible/Infrared Spectroscopy and Hyperspectral Imaging With Machine Learning Techniques for Identifying Food Varieties and Geographical Origins

open access: yesFrontiers in Nutrition, 2021
Food quality and safety are strongly related to human health. Food quality varies with variety and geographical origin, and food fraud is becoming a threat to domestic and global markets. Visible/infrared spectroscopy and hyperspectral imaging techniques,
Lei Feng   +4 more
semanticscholar   +1 more source

Metallicities of Classical Cepheids in the Inner Galactic Disk

open access: yesThe Astrophysical Journal, 2023
Metallicity gradients refer to the sloped radial profiles of the metallicities of gas and stars and are commonly seen in disk galaxies. A well-defined metallicity gradient of the Galactic disk is observed particularly well with classical Cepheids, which ...
Noriyuki Matsunaga   +16 more
doaj   +1 more source

Contributions of Fourier transform infrared spectroscopy in microplastic pollution research: A review

open access: yesCritical reviews in environmental science and technology, 2020
Fourier transform infrared (FTIR) spectroscopy has been extensively used in microplastic (MP) pollution research since 2004. The aim of this review is to discuss and highlight the recent advances in FTIR (spectroscopy and chemical imaging) techniques ...
S. Veerasingam   +10 more
semanticscholar   +1 more source

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