Results 61 to 70 of about 109,584 (313)

Topologically Structured PLLA Fibers With Stress Concentration Effects for Health Monitoring

open access: yesAdvanced Science, EarlyView.
In this study, a multi‐path strategy was developed to enhance the piezoelectric properties of PLLA fibers through the stress concentration effect. The optimized devices generate piezoelectric output up to 14 times that of pure PLLA fibers. This piezoelectric enhancement strategy offers a new approach for high‐performance piezoelectric devices, with ...
Longfei Li   +8 more
wiley   +1 more source

An Energy Autonomous Microneedle Array‐Based Sensing System for Continuous Biomarker Monitoring

open access: yesAdvanced Science, EarlyView.
This work presents an innovative self‐powered wearable biosensor system for real‐time monitoring of multiple biomarkers in interstitial fluid. The device integrates stainless steel‐based minimally invasive microneedles with ion‐selective membranes, enabling simultaneous Na+, K+, Ca2+, pH, and glucose detection.
Arnab Pal   +9 more
wiley   +1 more source

Student-athlete or athlete-student [PDF]

open access: yes, 2005
Includes bibliographical ...
Diersen, Brett A.
core  

Spatiotemporal parameters and kinematics differ between race stages in trail running—a field study

open access: yesFrontiers in Sports and Active Living
IntroductionTrail running is an emerging discipline with relatively few studies performed in ecological conditions. The aim of this work was to investigate if and how spatiotemporal parameters (STP) and kinematics differ between initial and final stage ...
Matteo Genitrini   +3 more
doaj   +1 more source

The breathless swimmer: could this be swimming-induced pulmonary edema?

open access: yesSports Medicine - Open, 2018
Swimming-induced pulmonary edema is an infrequently encountered cause of acute respiratory distress in open-water swimmers. The condition can be challenging, with athletes often wanting answers to three main questions regarding (i) a definitive and ...
James H. Hull, Mathew G. Wilson
doaj   +1 more source

Dual‐Mode Conductive Hydrogel Sensor Combining Triboelectric and Piezoresistive Mechanisms for Signal Differentiation and Verification

open access: yesAdvanced Electronic Materials, EarlyView.
A hierarchical poly(vinyl alcohol)/polyaniline‐silver nanoparticle hydrogel is developed as a dual‐mode sensor to overcome single‐mechanism limitations. By synchronizing triboelectric and piezoresistive signals, this device differentiates between mechanical touch and environmental moisture, offering high sensitivity and real‐time signal decoupling ...
Nebiyou Tadesse Debele   +2 more
wiley   +1 more source

Attachment Styles Within the Coach-Athlete Dyad: Preliminary Investigation and Assessment Development [PDF]

open access: yes, 2013
The present preliminary study aimed to develop and examine the psychometric properties of a new sport-specific self-report instrument designed to assess athletes’ and coaches’ attachment styles. The development and initial validation comprised three main
Jowett, Sophia, Davis, Louise
core  

Smart Flexible Tactile Sensors: Recent Progress in Device Designs, Intelligent Algorithms, and Multidisciplinary Applications

open access: yesAdvanced Intelligent Discovery, EarlyView.
Flexible tactile sensors have considerable potential for broad application in healthcare monitoring, human–machine interfaces, and bioinspired robotics. This review explores recent progress in device design, performance optimization, and intelligent applications. It highlights how AI algorithms enhance environmental adaptability and perception accuracy
Siyuan Wang   +3 more
wiley   +1 more source

Evolution of Physical Intelligence Across Scales

open access: yesAdvanced Intelligent Discovery, EarlyView.
By following the evolution of physical intelligence across scales, this article shows how intelligence arises from materials, structures, physical interactions, and collectives. It establishes physical intelligence as the evolutionary foundation upon which embodied intelligence is built.
Ke Liu   +7 more
wiley   +1 more source

Fibular stress fracture in a female cross-country runner : a case report [PDF]

open access: yes, 2015
Stress fractures are probably the most feared class of injuries amongst endurance athletes, especially runners, since they require lengthy rehabilitation periods and temporary but drastic modifications of their training regime.
Psaila, Matthew   +1 more
core  

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