Results 61 to 70 of about 57,889 (223)

Optimal PMU Placement for Fault Classification and Localization Using Enhanced Feature Selection in Machine Learning Algorithms

open access: yesInternational Journal of Energy Research
Machine learning (ML) algorithms are increasingly used in power systems applications. One important application is the classification and localization of various types of transmission line faults.
A. Faza, Amjed Al-mousa, Rajaa Alqudah
semanticscholar   +1 more source

Attitude and Involvement Regarding Sexual and Reproductive Health Among University Students: A Cross‐Sectional Study in Bangladesh

open access: yesHealth Science Reports, Volume 9, Issue 3, March 2026.
ABSTRACT Background and Aims Sexual and reproductive health (SRH) is a crucial aspect of overall health and well‐being, especially among young adults. However, in many low‐ and middle‐income countries, including Bangladesh, SRH issues remain underexplored due to sociocultural taboos, stigma, and inadequate education.
Ishita Akhter   +7 more
wiley   +1 more source

Empowering Flexible Electronics with Piezoelectric Nanogenerators: Breakthroughs from Energy Harvesting to Intelligent Sensing

open access: yesAdvanced Science, Volume 13, Issue 7, 3 February 2026.
This review systematically summarizes recent advances in self‐powered flexible sensing and energy storage systems based on piezoelectric nanogenerators (PENGs). It highlights their fundamental mechanisms, structural designs, and applications in health monitoring, e‐skin, and tactile sensing. The integration of PENGs with supercapacitors or batteries is
Wu‐Lin Xin   +8 more
wiley   +1 more source

Al Nanoparticle‐Decorated Metal Oxide Synaptic Transistors for Ultralow‐Energy Neuromorphic Computing with Wide Dynamic Range

open access: yesAdvanced Science, Volume 13, Issue 9, 13 February 2026.
A nanoparticle‐engineered electrolyte‐gated memtransistor is introduced as a materials‐level strategy to overcome the intrinsic trade‐off between energy consumption and synaptic precision. By embedding aluminum nanoparticles at the oxide–electrolyte interface to modulate ion trapping dynamics, the device achieves stable multistate plasticity under ...
Jun‐Gyu Choi   +4 more
wiley   +1 more source

PMU Placement Methods in Power Systems based on Evolutionary Algorithms and GPS Receiver

open access: yesIranian Journal of Electrical and Electronic Engineering, 2013
In this paper, optimal placement of Phasor Measurement Unit (PMU) using Global Positioning System (GPS) is discussed. Ant Colony Optimization (ACO), Simulated Annealing (SA), Particle Swarm Optimization (PSO) and Genetic Algorithm (GA) are used for this ...
M. R. Mosavi, A. Akhyani
doaj  

Red Blood Cell Depletion in Patients With Hyperferritinemia: Comparison of Two Apheresis Systems

open access: yesJournal of Clinical Apheresis, Volume 41, Issue 1, February 2026.
ABSTRACT Red blood cell (RBC) apheresis is, alongside phlebotomy, a standard treatment for iron overload in hereditary hemochromatosis (HH). We compared the serum ferritin (SF) reduction, process parameters, duration, and side effects of two apheresis systems: Spectra Optia apheresis system (Optia) and Alyx apheresis collection system (Alyx).
Heidrun Neureiter   +6 more
wiley   +1 more source

An Improved OPP Problem Formulation for Distribution Grid Observability

open access: yesEnergies, 2018
Phasor measurement units (PMUs) are becoming popular and populating the power system grids rapidly due to their wide range of benefits and applications.
Md Shafiullah   +3 more
doaj   +1 more source

Monitoring Interfacial Dynamics of a Zinc‐Ion Battery Cathode Using In Situ Grazing Incidence X‐Ray Absorption Spectroscopy: A Case Study of Manganese Dioxide

open access: yesSmall Methods, Volume 10, Issue 3, 9 February 2026.
This study demonstrates the first in situ application of grazing incidence X‐ray absorption spectroscopy (GI‐XAS) to probe interfacial degradation in MnO2 cathodes of zinc‐ion batteries. By varying the incidence angle, surface‐ and bulk‐specific redox changes are revealed, highlighting Mn dissolution and incomplete reoxidation as key factors driving ...
Wathanyu Kao‐ian   +9 more
wiley   +1 more source

Lennox–Gastaut syndrome unveiled: Advancing diagnosis, therapies, and advocacy‐insights from the Genoa International Workshop

open access: yesEpilepsia, Volume 67, Issue 2, Page 542-556, February 2026.
Abstract Lennox–Gastaut syndrome (LGS) is one of the most severe, yet one of the most discussed, childhood‐onset developmental and epileptic encephalopathies (DEEs). Dissent among epileptologists on the definition and minimum set of electroclinical features derives from the high etiological heterogeneity within the syndrome, which could make its ...
Antonella Riva   +40 more
wiley   +1 more source

Fault Detection in Wide Area Monitoring Systems via PMU Optimal Placement

open access: yesAlgerian Journal of Signals and Systems, 2017
The Phasor measurement units (PMUs) have become more and more attractive in power engineering as they can provide synchronized measurements of real-time voltage and currents phasors. The objective of this work is twofold: first, the optimal placement of
Abdelmadjid RECIOUI   +2 more
doaj   +1 more source

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