Results 111 to 120 of about 1,810,939 (298)

Computing muscle mechanical state variables from combined proprioceptive sensory feedback

open access: yesExperimental Physiology
Proprioceptive sensory feedback is crucial for the control of movement. In many ways, sensorimotor control loops in the neuromuscular system act as state feedback controllers.
Jacob D. Stephens   +2 more
doaj   +1 more source

Stochastic Feedback and the Regulation of Biological Rhythms

open access: yes, 1997
We propose a general approach to the question of how biological rhythms spontaneously self-regulate, based on the concept of ``stochastic feedback''. We illustrate this approach by considering the neuroautonomic regulation of the heart rate.
A. L Goldberger   +11 more
core   +1 more source

A New Threshold Switching Device With Tunable Negative Differential Resistance Based on ErMnO3 Polymorphs

open access: yesAdvanced Functional Materials, EarlyView.
Polymorph engineering in ErMnO3 enables low‐voltage, forming‐free threshold switching with tunable negative differential resistance. Conducting orthorhombic regions embedded in an insulating hexagonal matrix provide controlled Joule‐heating‐enhanced Poole–Frenkel transport. The hexagonal phase prevents excessive heating and breakdown.
Rong Wu   +8 more
wiley   +1 more source

MONITORIZAREA ÎN CONTEXTUL AUTOREGLĂRII ACADEMICE

open access: yesStudia Universitatis Moldaviae: Stiinte ale Educatiei, 2011
The purpose of the present article is the reasoning approach: self-monitoring and self-control capacities provide the student's academic independence and quality of the learner-centered education.
USM ADMIN
doaj  

Mechanoregulation of bone remodeling and healing as inspiration for self-repair in materials

open access: yes, 2019
The material bone has attracted the attention of material scientists due to its fracture resistance and ability to self-repair. A mechanoregulated exchange of damaged bone using newly synthesized material avoids the accumulation of fatigue damage.
Eberl, C., Fratzl, P., Weinkamer, R.
core   +1 more source

From Wafers to Electrodes: Transferring Automatic Optical Inspection (AOI) for Multiscale Characterization of Smart Battery Manufacturing

open access: yesAdvanced Functional Materials, EarlyView.
Automat optical inspection (AOI) techniques in semiconductor fabrication can be leveraged in battery manufacturing, enabling scalable detection and analysis of electrode‐ and cell‐level imperfections through AI‐driven analytics and a digital‐twin framework.
Jianyu Li, Ertao Hu, Wei Wei, Feifei Shi
wiley   +1 more source

Actuating and Sensing Composites of Liquid Crystal Elastomers and Poly(ionic liquid)s

open access: yesAdvanced Functional Materials, EarlyView.
Ionic conductive, mechanically tough, flexible, and stretchable filaments of a composite material comprising a liquid crystal elastomer and a poly(ionic liquid) are produced through 3D printing, which exhibit large actuation strain under stimulation and electrical resistance variation in response to deformation or environmental condition changes. Their
Zeping Liu   +6 more
wiley   +1 more source

Single online self-compassion writing intervention reduces anxiety: With the feedback of ChatGPT

open access: yesInternet Interventions
With the aim of universal prevention, there is still a lack of non-clinician-led or self-help interventions designed for the general population experiencing psychological distress.
Tomoko Kishimoto   +3 more
doaj   +1 more source

Self-regulating proportionally controlled heating apparatus and technique [PDF]

open access: yes, 1975
A self-regulating proportionally controlled heating apparatus and technique is provided wherein a single electrical resistance heating element having a temperature coefficient of resistance serves simultaneously as a heater and temperature sensor.
Strange, M. G.
core   +1 more source

From Clinic to Computation: Multiscale Bioengineering Strategies for Durable Biological Aortic Valve Replacements

open access: yesAdvanced Functional Materials, EarlyView.
Bioprosthetic aortic valves have revolutionized the treatment of aortic stenosis, but their durability is limited by structural valve deterioration (SVD). This review focuses on the pericardial tissue at the heart of these valves, examining how its mechanical properties and calcification drive fatigue and failure.
Gabriele Greco   +7 more
wiley   +1 more source

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