Results 51 to 60 of about 175,591 (282)

Viscoelasticity‐Induced Controllable Periodic Meso‐Textures of Liquid Crystal Polymers in Additive Manufacturing

open access: yesAdvanced Functional Materials, EarlyView.
Viscoelasticity‐driven instabilities are harnessed to create tunable, periodic textures in 3D‐printed liquid crystalline polymers. This study illustrates how processing parameters control these spontaneous meso‐scale patterns. These unique structural architectures unlock new possibilities for functional devices, ranging from photonic components to ...
Miaomiao Zou   +17 more
wiley   +1 more source

Adaptive 4D‐Printed Vascular Stents With Low‐Temperature‐Activated and Intelligent Deployment

open access: yesAdvanced Functional Materials, EarlyView.
Microarchitected coronary artery stents were fabricated using a polycaprolactone (PCL)‐based shape memory polymer (SMP) composite via projection micro‐stereolithography (PµSL) 4D printing. By incorporating diethyl phthalate (DEP) as a plasticizer, the thermal transition temperature (Ttran) was modulated to about 37°C, enabling rapid and autonomous ...
Yannan Li   +12 more
wiley   +1 more source

First interspecific genetic linkage map for Castanea sativa x Castanea crenata revealed QTLs for resistance to Phytophthora cinnamomi.

open access: yesPLoS ONE, 2017
The Japanese chestnut (Castanea crenata) carries resistance to Phytophthora cinnamomi, the destructive and widespread oomycete causing ink disease. The European chestnut (Castanea sativa), carrying little to no disease resistance, is currently threatened
Carmen Santos   +5 more
doaj   +1 more source

Disposable and low-cost lab-made screen-printed electrodes for voltammetric determination of L-dopa

open access: yesSensors and Actuators Reports, 2021
This work presents a feasible process for preparation screen-printed electrode (SPE) using a lab-made conductive ink based on cellulose acetate (CAc) and graphite powder (GP) printed on polyvinyl chloride (PVC) sheet.
Jefferson H.S. Carvalho   +4 more
doaj   +1 more source

Think Before You Ink [PDF]

open access: yes, 2019
The prevalence of tattoos has increased over the past several decades. The societal shift of how tattoos are perceived has contributed to tattoo popularity and why artistry is desired. However, tattooing is not without risks.
Shovlin, Marley
core   +1 more source

The effect of cycling on cognitive function and well-being in older adults [PDF]

open access: yes, 2019
It has been demonstrated that, on their own, both exercise and stimulation from the environment can improve cognitive function and well-being in older adults.
Beale, Nick   +4 more
core   +3 more sources

SI‐bioATRP in Mesoporous Silica for Size‐Exclusion Driven Local Polymer Placement

open access: yesAdvanced Functional Materials, EarlyView.
An enzyme‐catalyzed surface‐initiated atom transfer radical polymerization (SI‐bioATRP) of an anionic monomer within mesoporous silica particles, using hemoglobin as a catalyst, allows for controlling the location of the formed polymer via size‐exclusion effects between the nanopores and the biomacromolecules, thereby opening routes to functional ...
Oleksandr Wondra   +8 more
wiley   +1 more source

A flexible strain-responsive sensor fabricated from a biocompatible electronic ink via an additive-manufacturing process

open access: yesMaterials & Design, 2021
Biosensor technologies are of great interest for applications in wearable electronics, soft robotics and implantable biomedical devices. To accelerate the adoption of electronics for chronic recording of physiological parameters in health and disease ...
James Britton   +7 more
doaj   +1 more source

Ultrasonographic identification of the dorsal atlantoaxial ligament in dogs [PDF]

open access: yes, 2017
Objective: To determine the ability to identify the dorsal atlantoaxial ligament during ultrasonographic examination of dogs. Study design: Canine cadaveric study. Sample population: Canine cervical spines (n = 35).
de Vicente, Felipe, Hammond, Gawain
core   +1 more source

Contact Lens with Moiré Patterns for High‐Precision Eye Tracking

open access: yesAdvanced Functional Materials, EarlyView.
This work presents a passive contact lens for high‐precision eye tracking, integrating a microscopic moiré grating label. The parallax‐induced shift of macroscopic moiré patterns enables angle measurement with 0.28° precision using a standard camera under ambient light.
Ilia M. Fradkin   +11 more
wiley   +1 more source

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