Results 71 to 80 of about 9,113,592 (299)

Multi-mode control strategy in small-scale wind turbine generators for wider operating speed range and higher efficiency operation

open access: yes, 2013
This paper describes a multi-mode control strategy for the AC-DC converters used in small-scale wind turbine systems. The primary aim is to improve the performance of existing wind energy conversion systems.
Ertugrul, N.   +5 more
core   +1 more source

Hydrogel platforms for 3D cardiac tissue engineering and fibrotic disease modelling

open access: yesFEBS Open Bio, EarlyView.
Hydrogel‐based cardiac tissue models are advancing our understanding of heart health and disease. By incorporating electrical conductivity, aligned structures, and tunable mechanical properties, these platforms better replicate the complex environment of native heart tissue.
Harrison Porritt   +2 more
wiley   +1 more source

Statistical Mechanics of Solar Energy Conversion

open access: yes, 1999
The chapter deals with the general class of processes in which solar energy is absorbed and in which the absorbed energy is converted in multistage processes until it eventually is in a storable form.
Månsson, Bengt,
core   +6 more sources

Theoretical calculation of internal conversion coefficients for multipole transitions in 88Sr nucleus

open access: yesIraqi Journal of Physics, 2012
Internal conversion coefficients (ICC) and electron–positron pair conversion coefficients (PCC) for multipole transition of the core nucleus 88Sr have been calculated theoretically.
Ali A. Alzubadi
doaj  

Tearing-driven Reconnection: Energy Conversion Involving Firehose Kinetic Instabilities (2D Hybrid Möbius Simulations)

open access: yesThe Astrophysical Journal
This study focuses on energy conversion related to tearing-driven magnetic reconnection in the context of weakly collisional astrophysical plasmas. We present results from a two-dimensional hybrid particle-in-cell simulation employing novel periodic ...
Etienne Berriot   +4 more
doaj   +1 more source

Deep Learning Pose Estimation for Phenotyping of Co‐Occurring Hyperkinetic Movement Disorders

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To explore whether routine outpatient video combined with deep learning‐based pose estimation and clinically interpretable kinematic features can support multi‐label phenotyping of co‐occurring hyperkinetic movement disorders (HMDs).
Laura Cif   +17 more
wiley   +1 more source

Constructing high-performance and versatile liquid–solid triboelectric nanogenerator with inflatable columnar units

open access: yesInternational Journal of Extreme Manufacturing
The use of water resources for energy generation has become increasingly prevalent, encompassing the conversion of kinetic energy from streams, tides, and waves into renewable electrical power.
Lin Luo   +12 more
doaj   +1 more source

Jerusalem Artichoke as a Raw Material for Manufacturing Alternative Fuels for Gasoline Internal Combustion Engines

open access: yesEnergies
The Jerusalem artichoke (Helianthus tuberosus) is a high-yield crop, and a great source of fermentable sugars, which gives the plant the potential to be used as raw material for economical fuel alcohol production.
Michał Bembenek   +5 more
doaj   +1 more source

Artificial Intelligence in Systemic Sclerosis: Clinical Applications, Challenges, and Future Directions

open access: yesArthritis Care &Research, EarlyView.
Systemic sclerosis (SSc) is a rare autoimmune disease defined by immune dysregulation, vasculopathy, and progressive fibrosis of the skin and internal organs. Despite advances in care, major complications such as interstitial lung disease (ILD) and myocardial involvement remain the leading causes of morbidity and mortality.
Cristiana Sieiro Santos   +2 more
wiley   +1 more source

Performance assessment of a wind energy conversion system using a hierarchical controller structure

open access: yes, 2015
This paper deals with a hierarchical structure composed by an event-based supervisor in a higher level and two distinct proportional integral (PI) controllers in a lower level. The controllers are applied to a variable speed wind energy conversion system
Melicio, Rui
core  

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