Results 11 to 20 of about 20,351,713 (358)
The study of systems with sustained energy uptake and dissipation at the scale of the constituent particles is an area of central interest in nonequilibrium statistical physics. Identifying such systems as a distinct category -- Active Matter -- unifies our understanding of autonomous collective move- ment in the living world and in some surprising ...
Golestanian, R. ; https://orcid.org/0000-0002-3149-4002 +1 more
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We present a general dynamical theory of a membrane coupled to an actin cortex containing polymerizing filaments with active stresses and currents, and demonstrate that active membrane dynamics [Phys. Rev. Lett \textbf{84}, 3494 (2000)] and spontaneous shape oscillations emerge from this description. We also consider membrane instabilities and patterns
Maitra, Ananyo +3 more
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Actively Seeking Activating Sequences [PDF]
I thank R. Brent, I. Cartwright, L. Keegan, Z. Liu, M. Ptashne, and M. Xu for comments. I apologize that the page limit did not permit citation of all relevant work. This work was supported in part by the AHA and the NSF.
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LC copy replaced by microfilm. ; "Reprinted from the Physical review, n.s., vol. XVI, no. 3, September, 1920." ; Thesis (PH. D.)--University of Chicago, 1920. ; Mode of access: Internet.
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AbstractThis paper introduces active listening, as a unified framework for synthesising and recognising speech. The notion ofactive listeninginherits from active inference, which considers perception and action under one universal imperative: to maximise the evidence for our (generative) models of the world.
Friston, Karl J. +5 more
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Background Schools have been identified as key environments to promote child physical activity (PA). Implementation of multi-component PA interventions within schools is advocated but research has showed that they may not always be effective at ...
Sarah L. Taylor +4 more
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Background Various interventions, programs and policies have been implemented to improve physical activity (PA) levels worldwide. However, countries continue to face barriers and challenges in achieving their targets. To date, there is a lack of study on
Narakorn Wongsingha +4 more
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ACE2 ACTIVATION PROMOTES ANTITHROMBOTIC ACTIVITY
Hyperactivity of the axis ACE/AngII/AT1R of the renin‐angiotensin system is associated with occurrence of acute thrombotic event. Recently a novel concept of a counterrugulatory axis, ACE2/Ang‐(1‐7)/Mas, has emerged. We hypothesized that ACE2 would be protective against thrombosis.
Rodrigo A, Fraga-Silva +10 more
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The Northern Lights: The Human Dimension [PDF]
In this activity, students discuss prior knowledge about aurora, read essays about auroral activity and describe what they have read. They will learn about this phenomenon, how scientists have studied it in the past, and how older ideas have been ...
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Experiences of midwives on Vscan limited obstetric ultrasound use: a qualitative exploratory study
Background Ethiopia is a low-income country located in the horn of Africa’s sub-Saharan region, with very high incidences of maternal and neonatal mortality. Quality antenatal care improves perinatal health outcomes.
Mesele Damte Argaw +15 more
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