Results 1 to 10 of about 1,011,299 (367)

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

Near-infrared spectroscopy

open access: yesJournal of Neuroanaesthesiology and Critical Care, 2015
Tissue 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.
Virendra Jain, Hari H Dash
doaj   +3 more sources

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 ...
Y. Ozaki
semanticscholar   +1 more source

A Systematic Review of the Impact of Physical Exercise-Induced Increased Resting Cerebral Blood Flow on Cognitive Functions

open access: yesFrontiers in Aging Neuroscience, 2022
Brain perfusion declines with aging. Physical exercise represents a low-cost accessible form of intervention to increase cerebral blood flow; however, it remains unclear if exercise-induced amelioration of brain perfusion has any impact on cognition.
Maria B. Renke   +7 more
doaj   +1 more source

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

Speeded near infrared spectroscopy (NIRS) response detection. [PDF]

open access: yesPLoS ONE, 2010
The hemodynamic response measured by Near Infrared Spectroscopy (NIRS) is temporally delayed from the onset of the underlying neural activity. As a consequence, NIRS based brain-computer-interfaces (BCIs) and neurofeedback learning systems, may have a ...
Xu Cui, Signe Bray, Allan L Reiss
doaj   +1 more source

Detection of the Degree of Natural Mildew of Camellia oleifera Fruit Using Visible/Near Infrared, Mid- and Short-Wave Near Infrared Spectroscopy [PDF]

open access: yesShipin Kexue, 2023
This study explored the feasibility of applying visible and near-infrared (400?1 000 nm), and mid- and short-wave near infrared (900?1 700 nm) spectroscopy for detecting Camellia oleifera fruit with different degrees of natural mildew.
JIANG Hongzhe, YANG Xuesong, LI Xingpeng, JIANG Xuesong, ZHOU Hongping, SHI Minghong
doaj   +1 more source

An Overview on the Use of Near Infrared Spectroscopy (NIRS) on Farms for the Management of Dairy Cows

open access: yesAgriculture, 2021
Dairy farming is increasingly affected by the digital revolution. To respond to current challenges—such as environmental, economic, and social sustainability—new technologies must be adopted, entering the perspective of precision livestock farming.
Chiara Evangelista   +2 more
semanticscholar   +1 more source

Near infrared spectroscopy

open access: yesBritish Journal of Anaesthesia, 1999
Near-infrared spectroscopy (NIRS) is a relatively new technology that offers the enormous advantage of making measurements in vivo of changes in cerebral hemodynamics and oxygenation. Because NIRS is noninvasive and portable, it can provide real-time measurements of these changes at the bedside.
H, Owen-Reece   +3 more
openaire   +3 more sources

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