Results 41 to 50 of about 2,828 (177)

Stretchable Microelectrode Arrays with Microneedles for Reliable Electrophysiological Recording of Human Heart and Brain Organoids

open access: yesAdvanced Science, Volume 13, Issue 46, 17 August 2026.
A stretchable 3D microelectrode array with microneedles (3D MN‐sMEA) enables stable, minimally destructive electrophysiological monitoring of 3D organoids. The wafer‐level stud‐bump bonding process facilitates high‐fidelity recordings of heart and cerebral organoids.
Eunyoung Jang   +10 more
wiley   +1 more source

PERFORMA GENERATOR HHO DALAM SISTEM BI-FUEL PADA SEPEDA MOTOR SEBAGAI BAHAN BAKAR ALTERNATIF

open access: yesRotor: Jurnal Ilmiah Teknik Mesin, 2017
The increasing of vehicle uses will make the increasing in fuels consumption. In the other hand, the reserves of fossil fuels as a fuel in vehicles are always decreasing.
Ika Kusuma Nugraheni   +2 more
doaj   +1 more source

Controlled Synthesis and Enhanced Photocatalytic Performance of MgAl2O4 Spinel Nanopowders for Environmental Applications

open access: yesChemistryOpen, Volume 15, Issue 8, August 2026.
A simple solid‐state route was employed to synthesize MgAl2O4 spinel nanopowders with high photocatalytic efficiency. The obtained nanomaterial achieved 95% degradation of Rhodamine B under Xe lamp irradiation, demonstrating its potential as an efficient photocatalyst for wastewater purification. Nanopowders of magnesium aluminate spinel (MgAl2O4) were
Yousra Taoudi   +8 more
wiley   +1 more source

A Hybrid‐High Order Method for Fracture Modelling

open access: yesInternational Journal for Numerical Methods in Engineering, Volume 127, Issue 13, 15 July 2026.
ABSTRACT In this work we introduce a new Hybrid High‐Order method for the numerical simulation of fracture propagation based on phase‐field models. The proposed method: supports general meshes made of polygonal/polyhedral elements, which provides great flexibility in mesh design and adaptation; can accommodate large variations of both the displacement ...
Alessandra Crippa   +4 more
wiley   +1 more source

Experimental study, energy assessment and improvement of hydroxy generator coupled with a gasoline engine

open access: yesEnergy Reports, 2020
In this paper, retrofitting of a hydroxy (HHO) cell which is coupled to a gasoline engine is performed by investigating the effects of electrodes’ shape and distances and the impacts of improvement technologies ultrasonic waves, DC pulsed power with ...
Farhad Salek   +2 more
doaj   +1 more source

Comparative Assessment and Benchmarking of Metaheuristic Algorithms for Dynamic Photovoltaic Array Reconfiguration Under Diverse Shading Environments

open access: yesEnergy Science &Engineering, Volume 14, Issue 7, Page 3272-3309, July 2026.
ABSTRACT The solar photovoltaic (PV) installations, which are essential for renewable energy systems, are vulnerable to partial shading, resulting in considerable power losses and operational inefficiencies. The dynamic reconfiguration of PV arrays has become an effective strategy to mitigate these effects by adaptively modifying the array topology to ...
Manoharan Premkumar   +3 more
wiley   +1 more source

Hybrid Osprey‐Salp Swarm Optimization Algorithm for Single and Multiobjective Optimal Power Flow in Smart Grids With Renewable Energy Integration

open access: yesEnergy Science &Engineering, Volume 14, Issue 7, Page 3346-3387, July 2026.
The proposed hybrid osprey‐salp swarm optimization algorithm addresses optimal power flow (OPF) problems in smart grids incorporating solar, hydro, and thermal generators. The algorithm is validated on Institute of Electrical and Electronics Engineers 30‐, 57‐, and 118‐bus test systems across five single and multiobjective OPF scenarios.
Mujtaba Ali   +5 more
wiley   +1 more source

Impacts of Migration as Adaptation: Assessing Translocal Social Resilience in Eastern, Northern and Greater Accra Regions, Ghana

open access: yesPopulation, Space and Place, Volume 32, Issue 5, July 2026.
ABSTRACT Migration is increasingly recognised as an adaptive strategy to enhance social resilience amid environmental and socioeconomic stressors. However, systematic assessments of its impact on both migrants and their households remain limited. This study applies the translocal social resilience framework to analyse migration outcomes across origin ...
Coline Garcia   +3 more
wiley   +1 more source

Analisis Pengaruh Variasi Tegangan Terhadap Oxyhydrogen (Hho) Generator

open access: yesJurnal Listrik, Instrumentasi dan Elektronika Terapan (JuLIET), 2021
Konsumsi energi di Indonesia meningkat rata-rata sebesar 7% per tahun seiring dengan meningkatnya jumlah penduduk, kegiatan ekonomi, dan perkembangan industri. Beberapa jenis energi di Indonesia diantaranya adalah minyak bumi, gas alam, batu bara, tenaga air, dan panas bumi.
Handayani, Yanolanda Suzantry   +1 more
openaire   +2 more sources

Rancang Bangun Generator HHO untuk Aplikasi pada Engine 1108 Cm3

open access: yesMetal: Jurnal Sistem Mekanik dan Termal, 2020
Electrolysis is a method used to describe the composition of air. electrolysis converts air bonds (H2O) into its constituent compounds flammable Hydrogen and Oksigen which help the combustion process. Water electrolytic devices are called HHO generators,
Rino Sukma   +4 more
doaj   +1 more source

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