Results 71 to 80 of about 136,031 (336)

Decoupling Size and Electronic Effects in Doped SrTiO3 Photocatalysts Through Surface Area–Normalized CO2 Hydrogenation Rates

open access: yesAdvanced Functional Materials, EarlyView.
Exploring the photocatalytic reverse water–gas shift (RWGS) reaction on doped SrTiO3 nanoparticle films, reveals that normalizing catalytic rates by the catalyst's specific surface area (SSA) disentangled surface area effects from the catalyst's intrinsic material properties.
Dikshita Bhattacharyya   +6 more
wiley   +1 more source

Handgrip strength test for the diagnosis of long QT syndrome

open access: yesРоссийский кардиологический журнал
Long QT syndrome (LQTS) assessment is based on the QT/ÖRR equation (the so-called Bazett's formula) and calculating the corrected QT (QTc). However, this formula reliably estimates the QT interval in the heart rate range (HR) of 60-90 bpm, which makes it
V. N. Komoliatova   +5 more
doaj   +1 more source

Jugular venous reflux and plasma endothelin-1 are associated with cough syncope: a case control pilot study

open access: yesBMC Neurology, 2013
Background Jugular venous reflux (JVR) has been reported to cause cough syncope via retrograde-transmitted venous hypertension and consequently decreased cerebral blood flow (CBF).
Chung Chih-Ping   +8 more
doaj   +1 more source

Etiology, risk factors, and prognosis of patients with syncope: A single‐center analysis

open access: yesAnnals of Noninvasive Electrocardiology, 2021
Objective To investigate the main causes, risk factors, and prognosis of patients hospitalized with syncope. Methods The patients admitted due to syncope were included.
Lin Ling   +3 more
doaj   +1 more source

HAIRDRYER SYNCOPE

open access: yesInternational Journal of Clinical Practice, 1996
SUMMARY Six cases of hairdryer syncope are presented. This is a recurrent phenomenon, never previously described in medical literature, though it has been recognised for some time by some hairdressers. Elderly ladies sit under hood hairdryers at hairdressing salons for periods of up to 30 minutes. We observed that under these circumstances, some ladies
R I, Birkinshaw, A, Gleeson, A J, Gray
openaire   +2 more sources

Deglutition Syncope [PDF]

open access: yesBaylor University Medical Center Proceedings, 2017
Deglutition syncope, also known as swallow syncope, is a neurally mediated reflex syndrome. The common intervention of the heart, esophagus, and stomach by the vagus nerve is central to its pathogenesis, whereby swallowing causes inhibition of the cardiac conduction system.
Patel, Nachiket   +5 more
openaire   +2 more sources

Biomimetic Iridescent Skin: Robust Prototissues Spontaneously Assembled from Photonic Protocells

open access: yesAdvanced Functional Materials, EarlyView.
Uniform nanoparticles are induced to form arrays (photonic crystals) in the cores of biopolymer capsules, endowing these ‘protocells’ with structural color. These protocells are then assembled into large self‐standing objects, i.e., prototissues, with robust mechanical properties as well as iridescent optical properties.
Medha Rath   +6 more
wiley   +1 more source

Cough syncope [PDF]

open access: yesRespiratory Medicine, 2014
Loss of consciousness following cough was first described in 1876 as "laryngeal vertigo" Since then, several hundred cases of what is now most commonly termed cough syncope have been reported, often in association with various medical conditions. Some early authors assumed this entity to be a form of epilepsy, but by the mid-20th century, general ...
Dicpinigaitis, Peter V.   +2 more
openaire   +2 more sources

Synthesis and Electronic Structure of the Fractionally Occupied Double Perovskite EuTa2O6 with Ordered Europium Vacancies

open access: yesAdvanced Functional Materials, EarlyView.
Two‐dimensional electronic states are the foundation of modern semiconductor technology. Here, we report molecular‐beam epitaxy growth of fractional double perovskite, EuTa2O6. Reciprocal space mapping and transmission electron microscopy confirm a layered ordering of A‐site cations.
Tobias Schwaigert   +15 more
wiley   +1 more source

Syncope in patients with inherited arrhythmias

open access: yesJournal of Arrhythmia, 2017
Syncope, a common symptom of cerebral ischemia often shows a multifactorial etiopathogenesis. Although inherited arrhythmias causing syncope is uncommon, such an occurrence could be a warning sign preceding cardiac arrest.
Yukiko Nakano, Shimizu Wataru
doaj   +1 more source

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