Results 41 to 50 of about 476,026 (360)

4D Printing of Magnetically Responsive Shape Memory Polymers: Toward Sustainable Solutions in Soft Robotics, Wearables, and Biomedical Devices

open access: yesAdvanced Science, EarlyView.
Merging 4D printing with magneto‐responsive shape memory polymers opens new avenues for intelligent, reconfigurable systems. This review navigates cutting‐edge fabrication techniques, magnetic fillers, and smart polymer matrices, unveiling their potential in soft robotics, biomedical devices, and wearable tech.
Kiandokht Mirasadi   +7 more
wiley   +1 more source

Kinesthetic imagery: does it exist and how can we measure it? [PDF]

open access: yes, 2005
[Introduction]: The emergence of sport psychology has influenced how athletes train and compete. Increasingly, coaches and athletes are incorporating mental as well as physical skills into their training programs and competition routines.
Burton, Lorelle, Dun, Kristine
core  

Black athletes’ hearts [PDF]

open access: yesEuropean Heart Journal, 2018
Aims Black athletes demonstrate an increased prevalence of repolarization anomalies and left ventricular hypertrophy compared to their white counterparts. Recent international recommendations for electrocardiogram (ECG) interpretation in athletes now account for some of these observations, but little attention is given to whether the heart of the black
Zorzi, Alessandro   +2 more
openaire   +3 more sources

Fluorinated Carnitine Derivatives as Tools to Visualise Carnitine Transport and Metabolism

open access: yesAdvanced Science, EarlyView.
Fluorinated carnitines, fluoromethyl carnitine (FMC) and [18F]fluoromethyl carnitine ([18F]FMC), are synthesised and established as powerful probes to interrogate carnitine biology. The multimodal detection facilitated by fluorine labelling, including 19F NMR, mass spectrometry, and positron emission tomography imaging, allowed for visualisation of ...
Richard S. Edwards   +8 more
wiley   +1 more source

The Training Characteristics of Recreational-Level Triathletes: Influence on Fatigue and Health

open access: yesSports, 2021
Little is known about how recreational triathletes prepare for an Olympic distance event. The aim of this study was to identify the training characteristics of recreational-level triathletes within the competition period and assess how their preparation ...
João Henrique Falk Neto   +3 more
doaj   +1 more source

Broadband All‐Optical Memtransistor Based on Organic Cocrystals for Noise‐Robust Motion Recognition

open access: yesAdvanced Science, EarlyView.
This work presents an all‐optical synaptic transistor using DTT‐TCNQ organic charge transfer cocrystals, achieving broadband bidirectional modulation (395–808 nm) with highly linear synaptic plasticity (nonlinearity coefficients αp = 0.00191, αd = 0.00305).
Zhaohui Cai   +8 more
wiley   +1 more source

Back Cover [PDF]

open access: yes, 2006
A look at some of our fall ...
Bird, Kelly
core   +1 more source

Optimum take-off angle in the long jump [PDF]

open access: yes, 2005
In this study, we found that the optimum take-off angle for a long jumper may be predicted by combining the equation for the range of a projectile in free flight with the measured relations between take-off speed, take-off height and take-off angle for ...
Dapena J   +5 more
core   +2 more sources

Bone accrual in oligo-amenorrheic athletes, eumenorrheic athletes and non-athletes [PDF]

open access: yesBone, 2019
Mechanical loading improves bone mineral density (BMD) and strength while decreasing fracture risk. Cross-sectional studies show that exercise advantage is lost in oligo-amenorrheic athletes (OA). Longitudinal studies examining the opposing effects of exercise and hypogonadism on bone are lacking in adolescents/young adults.Evaluate differences in bone
Vibha, Singhal   +10 more
openaire   +2 more sources

Visualizing and Quantifying Impact with Mechanochromic Sensing Paints Based on Self‐Assembled Polydiacetylene‐Silk Core‐Shell Vesicles

open access: yesAdvanced Science, EarlyView.
Tracking physical impacts is important in many fields. Self‐assembled microparticles made from polydiacetylene and silk fibroin that change color from blue to red when hit can provide an alternative approach to traditional mechanical transducers, quantitatively visualizing impact with responses ranging from <100 to 770 N.
Marco Lo Presti   +4 more
wiley   +1 more source

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