Results 171 to 180 of about 4,500,631 (382)

Bioinspired Design of Heterogenous Single‐Atomic‐Site Catalysts for Electrocatalysis and Photocatalysis

open access: yesAdvanced Materials, EarlyView.
This review gives a summary on the representative bioinspired single‐atomic‐site catalysts (SACs) and their applications in heterogeneous electrocatalysis and photocatalysis. The fundamentals of bioinspired design strategies are systematically discussed in the context of the first shell coordination, the second/long‐range coordination, and the outer ...
Ying Wang   +4 more
wiley   +1 more source

Stiffening Liquid Crystal Elastomers with Liquid Crystal Inclusions

open access: yesAdvanced Materials, EarlyView.
Incorporation of low molecular weight liquid crystals (LC) into liquid crystal elastomers (LCE) leads to a significant increase in their stiffness and output work density. Such remarkable stiffening is attributed to nanoscale phase‐separation and the formation of induced‐smectic domains in polydomain and monodomain LC‐LCEs, respectively.
Sahad Vasanji   +7 more
wiley   +1 more source

Reversible Phase Transitions of Anionic and Cationic Surfactant Mixtures Drive Shape Morphing Droplets

open access: yesAdvanced Materials, EarlyView.
A light‐controlled, reversible phase transition of ionic surfactant assemblies, coupled with dynamic partitioning between bulk phases and interfaces, induces rapid, and order‐of‐magnitude changes in oil–water interfacial tension. Surpassing the capabilities of conventional stimuli‐responsive surfactants, this transient, collaborative mechanism enables ...
Bradley D. Frank   +3 more
wiley   +1 more source

Cerebrovascular regulation in patients with active tumors and an acute ischemic stroke: a retrospective analysis

open access: yesFrontiers in Physiology
IntroductionIschemic stroke in patients with a systemic tumor disease or cancer not in remission (active tumors) is less well understood. Some aspects of such paraneoplastic strokes remind on a generalized cerebrovascular disorder.
Lehel-Barna Lakatos   +4 more
doaj   +1 more source

The Physiological Consequences of Bed Rest

open access: yes, 2007
Bed rest often is used to treat a wide variety of medical conditions. However, bed rest results in profound deconditioning of the body. Bed rest reduces the hydrostatic pressure gradient within the cardiovascular system, reduces muscle force production,
Drury, Daniel G., Stuempfle, Kristin J.
core  

Stimuli‐Responsive Materials for Biomedical Applications

open access: yesAdvanced Materials, EarlyView.
Stimulus‐responsive materials (SRMs) hold great promise for use in a wide range of biomedical applications. This review covers four stimulus modalities, namely, electrical, optical, magnetic, and ultrasound, and their associated SRMs. It provides a summary of the materials in each modality, their development, and current research perspectives.
Adriana Teixeira do Nascimento   +8 more
wiley   +1 more source

Decrease in pulse pressure and stroke volume variations after mini-fluid challenge accurately predicts fluid responsiveness†.

open access: yesBritish Journal of Anaesthesia, 2015
J. Mallat   +9 more
semanticscholar   +1 more source

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