Results 101 to 110 of about 27,537,513 (270)

An Edible Chitosan‐Based Acoustic Sensor for Sound‐Responsive Actuation in Edible Robots

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces an edible acoustic sensor for robotic food and edible robotics. Built from a chitosan piezoelectric film between gold electrodes, the sensor enables acoustic communication through ON/OFF keying. Integrated into an edible robot with pneumatically actuated arms and neck, it responds to high‐frequency tones.
Valerio Francesco Annese   +8 more
wiley   +1 more source

The change of epicardial adipose tissue characteristics and vulnerability for atrial fibrillation upon drastic weight loss

open access: yesAdipocyte
Background Obesity increases the risk of atrial fibrillation (AF). We hypothesize that ‘obese’ epicardial adipose tissue (EAT) is, regardless of comorbidities, associated with markers of AF vulnerabilityMethods Patients >40y of age undergoing bariatric ...
Eva R. Meulendijks   +15 more
doaj   +1 more source

ASSESSMENT OF TSUNAMI GENERATION POTENTIAL THROUGH RAPID ANALYSIS OF SEISMIC PARAMETERS Case study: Comparison of the Sumatra Earthquakes of 6 April and 25 October 2010 [PDF]

open access: yesScience of Tsunami Hazards, 2013
The purpose of the research was to estimate P-wave rupture durations (Tdur), dominant periods (Td) and rupture durations greater than 50 seconds (T50Ex) for two large, shallow earthquakes, which occurred off the coast of Sumatra on 6 April and 25 October
Madlazim
doaj  

Bio‐Inspired Artificial Ionic Mechanoreceptor

open access: yesAdvanced Functional Materials, EarlyView.
A skin‐inspired artificial mechanoreceptor based on ionic interactions is presented for biomimetic tactile sensing. Pressure‐driven ionic redistribution within microfluidic channels generates a self‐powered electrical signal without external bias. The generated waveform exhibits mechanoreceptor‐like temporal features, including overshoot and undershoot,
Mohammad Akbari   +4 more
wiley   +1 more source

From sleep apnea to arrhythmia: p-wave parameters as non-invasive predictors

open access: yesFrontiers in Cardiovascular Medicine
BackgroundNumerous studies have confirmed a significant association between obstructive sleep apnea hypopnea syndrome (OSAHS) and both the increased prevalence and incidence of atrial fibrillation (AF).
Wenjing Lu   +11 more
doaj   +1 more source

P-wave duration and atrial fibrillation recurrence after catheter ablation: a systematic review and meta-analysis. [PDF]

open access: yesEuropace, 2023
Intzes S   +11 more
europepmc   +1 more source

Kinetics‐Controlled Architecture of Binder‐Free Organic Electrodes for Enhanced Ion Transport

open access: yesAdvanced Functional Materials, EarlyView.
Pulse reverse electrodeposition controls nucleation and growth to create hierarchically porous Py‐derived oligomeric electrodes with enhanced ionic accessibility and reduced transport resistance. The resulting binder‐free architectures translate these transport advantages into practical sodium‐storage functionality.
Satendra Kumar   +1 more
wiley   +1 more source

Rapid Microwave Plasma Engineering of HfO2/C@C Core‐Shell Fibrous Membrane Toward Flexible High‐Performance Electromagnetic Wave Absorption

open access: yesAdvanced Functional Materials, EarlyView.
Rapid microwave plasma torch engineering tunes crystal phases, carbon graphitization and oxygen‐vacancy defects in HfO2/C@C core‐shell fibrous membranes. Synergistic multi‐loss effects optimize impedance matching to deliver −65.75 dB reflection loss and a 7.37 GHz effective bandwidth for flexible electromagnetic wave absorption.
Qichao Ding   +14 more
wiley   +1 more source

A short P-wave duration is associated with incident heart failure in the elderly: a 15 years follow-up cohort study. [PDF]

open access: yesJ Geriatr Cardiol, 2022
Ostrowska B   +3 more
europepmc   +1 more source

An Adaptive Inhibitory WSe2 Transistor for Retinomorphic In‐Sensor Image Processing

open access: yesAdvanced Functional Materials, EarlyView.
Conventional retinomorphic devices typically require deliberate gate‐bias tuning for each illumination condition. In this paper, we demonstrate an adaptive inhibitory WSe2 transistor that uses photo‐induced regime shift between the subthreshold and accumulation modes to achieve decision‐free, intensity‐adaptive image processing within a single pixel ...
Juhwan Baek   +12 more
wiley   +1 more source

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