Results 91 to 100 of about 5,440,860 (285)

Single-exhalation profiles of NO and CO2 in humans: effect of dynamically changing flow rate

open access: yes, 1998
Endogenous production of nitric oxide (NO) in the human lungs has many important pathophysiological roles and can be detected in the exhaled breath. An understanding of the factors that dictate the shape of the NO exhalation profile is fundamental to ...
Archie F. Wilson   +3 more
core   +1 more source

Improving the Sensitivity in Chiral Analysis by Capillary Electrophoresis

open access: yesELECTROPHORESIS, EarlyView.
Most recent advances for the enhancement of sensitivity in capillary electrophoresis, including off‐line and in‐capillary preconcentration techniques and their combinations, and the use of alternative detection systems to UV–Vis spectrophotometric absorption.
María Castro‐Puyana   +2 more
wiley   +1 more source

Measurement of Radon Concentration Using SSNTD in Bartella Region

open access: yesAl-Mustansiriyah Journal of Science, 2019
The alpha-radioactive inert gas Radon exhalation is associated with presence of Radium and its ultimate precursor uranium in the earth crust. Uranium decay deposits radon in soil, which is harmful on human and environment.
Malik Hussain Kheder
doaj   +1 more source

Radon Exhalation Rate, Radioactivity Content, and Mineralogy Assessment of Significant Historical and Artistic Interest Construction Materials [PDF]

open access: yes
In this paper, an investigation focused on assessing the radon exhalation, the natural radioactivity level, and the mineralogy of natural stones of particular historical–artistic interest employed as building materials was carried out.
Faggio, Giuliana   +20 more
core   +1 more source

Direct cortical stimulation–evoked symptoms in the human temporal pole: A systematic review

open access: yesEpileptic Disorders, EarlyView.
Abstract The temporal pole represents a key node within temporolimbic networks and may contribute to seizure generation in temporal lobe epilepsy. Direct cortical stimulation (DCS), performed during intracranial presurgical evaluation, is a valuable method for delineating the seizure onset zone by reproducing electro‐clinical features of a patient's ...
Yulia Novitskaya   +1 more
wiley   +1 more source

Natural radioactivity content, radon exhalation and mineralogical composition assessment of the Ignimbrite campana stone: a case study

open access: yesAtti della Accademia Peloritana dei Pericolanti : Classe di Scienze Fisiche, Matematiche e Naturali
The natural radioactivity content of the Ignimbrite campana stone, as well as its radon exhalation and mineralogical composition, were assessed and reported as a case study in the present paper.
Francesco Caridi   +9 more
doaj   +1 more source

Effects of flow‐controlled expiration on oxygenation and early recovery in horses undergoing general anaesthesia

open access: yesEquine Veterinary Journal, EarlyView.
Abstract Background FLow‐controlled EXpiration (FLEX) has been shown to significantly enhance oxygenation in horses under clinical and experimental conditions. Objectives To compare pulmonary gas exchange during early recovery following general anaesthesia in horses ventilated with FLEX compared with conventional intermittent positive pressure ...
Allison Mika   +6 more
wiley   +1 more source

From hydrogels to eutectogels: Emerging platforms for stretchable electronics

open access: yesFlexMat, EarlyView.
The transition of wearable electronics toward long‐term reliability requires materials that resist dehydration without sacrificing tissue‐like softness and ionic conductivity. Eutectogels fulfill these demands by immobilizing deep eutectic solvents within tailored polymer networks.
Chang Zhou   +14 more
wiley   +1 more source

Borophene‐based sensing platforms: Pioneering ultrasensitive detection

open access: yesFlexMat, EarlyView.
Schematic Diagram of Performance Optimization Strategies and Sensing Application Characteristics of Two‐Dimensional Boron‐Based Materials in Novel Sensors. Abstract Borophene is an emerging two‐dimensional (2D) material. Since significant breakthroughs were achieved in the experimental synthesis of borophene, the exploration and development of ...
Chi Yuan, Yanpeng Ji, Yi Liu, Guoan Tai
wiley   +1 more source

Monitoring and assessment for obstructive sleep apnea

open access: yesFlexMat, EarlyView.
This review systematically classifies Obstructive Sleep Apnea (OSA) monitoring indicators into three categories: physical, biochemical, and electrophysiological indicators, and lists several methods for each category. Abstract Obstructive sleep apnea (OSA) is a common chronic sleep‐disordered breathing disease characterized by recurrent upper airway ...
Yaowen Xu   +6 more
wiley   +1 more source

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