Results 51 to 60 of about 973,817 (343)

Functional near-infrared spectroscopy studies in children

open access: yesBioPsychoSocial Medicine, 2012
Psychosomatic and developmental behavioral medicine in pediatrics has been the subject of significant recent attention, with infants, school-age children, and adolescents frequently presenting with psychosomatic, behavioral, and psychiatric symptoms ...
Nagamitsu Shinichiro   +3 more
doaj   +1 more source

Model for quantitative tip-enhanced spectroscopy and the extraction of nanoscale-resolved optical constants

open access: yes, 2014
Near-field infrared spectroscopy by elastic scattering of light from a probe tip resolves optical contrasts in materials at dramatically sub-wavelength scales across a broad energy range, with the demonstrated capacity for chemical identification at the ...
Basov, D. N.   +8 more
core   +1 more source

The surface composition of asteroid 162173 Ryugu from Hayabusa2 near-infrared spectroscopy

open access: yesScience, 2019
Hayabusa2 at the asteroid Ryugu Asteroids fall to Earth in the form of meteorites, but these provide little information about their origins. The Japanese mission Hayabusa2 is designed to collect samples directly from the surface of an asteroid and return
K. Kitazato   +65 more
semanticscholar   +1 more source

Muscle oxygenation monitoring using near-infrared spectroscopy

open access: yesJournal of Physical Fitness and Sports Medicine, 2013
Near-infrared spectroscopy (NIRS) has been a useful method for the detection of changes in in vivo muscle oxygenation and oxidative metabolism in healthy subjects as well as in patients with various diseases.
Takafumi Hamaoka
doaj   +1 more source

Germanium quantum dots: Optical properties and synthesis [PDF]

open access: yes, 1994
Three different size distributions of Ge quantum dots (>~200, 110, and 60 Å) have been synthesized via the ultrasonic mediated reduction of mixtures of chlorogermanes and organochlorogermanes (or organochlorosilanes) by a colloidal sodium/potassium alloy
Alivisatos, A. P.   +2 more
core   +1 more source

Apple Variety Identification Using Near-Infrared Spectroscopy

open access: yesJournal of Spectroscopy, 2018
Near-infrared (NIR) spectra of apple samples were submitted in this paper to principal component analysis (PCA) and successive projections algorithm (SPA) to conduct variable selection.
Caihong Li   +5 more
doaj   +1 more source

Clinical application of functional near-infrared spectroscopy for burn assessment

open access: yesFrontiers in Bioengineering and Biotechnology, 2023
Significance: Early assessment of local tissue oxygen saturation is essential for clinicians to determine the burn wound severity.Background: We assessed the burn extent and depth in the skin of the extremities using a custom-built 36-channel functional ...
Yoo Hwan Kim   +11 more
doaj   +1 more source

Infrared Variability of Evolved Protoplanetary Disks: Evidence for Scale Height Variations in the Inner Disk

open access: yes, 2012
We present the results of a multi-wavelength multi-epoch survey of five evolved protoplanetary disks in the IC 348 cluster that show significant infrared variability.
Andrews   +66 more
core   +1 more source

Germanium-on-silicon Waveguides for Mid-infrared Photonic Sensing Chips [PDF]

open access: yes, 2017
Germanium-on-silicon rib waveguides are modelled, fabricated and characterized with a novel near-field infrared spectroscopy technique that allows on-chip investigation of the waveguide losses at 5.8 μm ...
Baldassarre, Leonetta   +10 more
core   +1 more source

Consolidate Overview of Ribonucleic Acid Molecular Dynamics: From Molecular Movements to Material Innovations

open access: yesAdvanced Engineering Materials, EarlyView.
Molecular dynamics simulations are advancing the study of ribonucleic acid (RNA) and RNA‐conjugated molecules. These developments include improvements in force fields, long‐timescale dynamics, and coarse‐grained models, addressing limitations and refining methods.
Kanchan Yadav, Iksoo Jang, Jong Bum Lee
wiley   +1 more source

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