Results 21 to 30 of about 3,002,975 (394)

Validating a functional near-infrared spectroscopy diagnostic paradigm for Major Depressive Disorder

open access: yesScientific Reports, 2020
Reduced haemodynamic response in the frontotemporal cortices of patients with major depressive disorder (MDD) has been demonstrated using functional near-infrared spectroscopy (fNIRS).
S. F. Husain   +9 more
semanticscholar   +1 more source

Quantitative macromolecular patterns in phytoplankton communities resolved at the taxonomical level by single-cell Synchrotron FTIR-spectroscopy

open access: yesBMC Plant Biology, 2019
Background Technical limitations regarding bulk analysis of phytoplankton biomass limit our comprehension of carbon fluxes in natural populations and, therefore, of carbon, nutrients and energy cycling in aquatic ecosystems.
Andrea Fanesi   +4 more
doaj   +1 more source

Selective Enhancement of Photoresponse with Ferroelectric‐Controlled BP/In2Se3 vdW Heterojunction

open access: yesAdvanced Science, 2023
Owing to the large built‐in field for efficient charge separation, heterostructures facilitate the simultaneous realization of a low dark current and high photocurrent.
Jian Wang   +13 more
doaj   +1 more source

Near-infrared spectroscopy after high-risk congenital heart surgery in the paediatric intensive care unit [PDF]

open access: yes, 2011
Objective: To establish whether the use of near-infrared spectroscopy is potentially beneficial in high-risk cardiac infants in United Kingdom paediatric intensive care units. Design: A prospective observational pilot study.
Hovarth   +5 more
core   +1 more source

Observation of Potential Contaminants in Processed Biomass Using Fourier Transform Infrared Spectroscopy

open access: yes, 2020
With rapidly increased interests in biomass, diverse chemical and biological processes have been applied for biomass utilization. Fourier transform infrared (FTIR) analysis has been used for characterizing different types of biomass and their products ...
Jingshun Zhuang   +4 more
semanticscholar   +1 more source

Ultrabroadband Tellurium Photoelectric Detector from Visible to Millimeter Wave

open access: yesAdvanced Science, 2022
Ultrabroadband photodetection is of great significance in numerous cutting‐edge technologies including imaging, communications, and medicine. However, since photon detectors are selective in wavelength and thermal detectors are slow in response ...
Wanli Ma   +10 more
doaj   +1 more source

Mid-infrared cross-comb spectroscopy

open access: yesNature Communications, 2023
The authors introduce and demonstrate cross-comb spectroscopy in the mid-infrared as a variant of dual-comb spectroscopy. It provides enhanced performance and allows mid-infrared spectral information to be obtained by near-infrared detection.
Mingchen Liu   +5 more
doaj   +1 more source

Fourier Transform Infrared Spectroscopy as a Cancer Screening and Diagnostic Tool: A Review and Prospects

open access: yesCancers, 2020
Infrared spectroscopy has long been used to characterize chemical compounds, but the applicability of this technique to the analysis of biological materials containing highly complex chemical components is arguable.
Kar-Yan Su, Wai-Leng Lee
semanticscholar   +1 more source

Vibrational spectroscopy at electrolyte/electrode interfaces with graphene gratings. [PDF]

open access: yes, 2015
Microscopic understanding of physical and electrochemical processes at electrolyte/electrode interfaces is critical for applications ranging from batteries, fuel cells to electrocatalysis.
Bie, Ya-Qing   +7 more
core   +3 more sources

Monitoring Detrusor Oxygenation and Hemodynamics Noninvasively during Dysfunctional Voiding

open access: yesAdvances in Urology, 2012
The current literature indicates that lower urinary tract symptoms (LUTSs) related to benign prostatic hyperplasia (BPH) have a heterogeneous pathophysiology. Pressure flow studies (UDSs) remain the gold standard evaluation methodology for such patients.
Andrew J. Macnab   +2 more
doaj   +1 more source

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