Results 111 to 120 of about 532,480 (294)

GeAl2‐2xFe2xO3(OH)4 Nanotubes: New Electrocatalyst for Oxygen Evolution Reaction

open access: yesAdvanced Functional Materials, EarlyView.
Fe‐doped imogolite nanotubes are synthesized via a one‐step hydrothermal method with varying Fe substitution ratios x. Structural and spectroscopic analyses confirm homogeneous Fe incorporation while preserving tubular shape. Optimal doping at x = 0.05 enhances optical absorption, narrows band gap, reduces charge transfer resistance, and significantly ...
Yassine Naciri   +12 more
wiley   +1 more source

Review of Supercapacitor Equivalent Circuit Models

open access: yesEnergija : časopis Hrvatske elektroprivrede
Supercapacitors are a promising technology for addressing the challenges faced by power systems with an increasing share of inverter-based resources. Due to their unique characteristics, supercapacitors can provide ancillary services to the grid. Understanding the behavior of supercapacitors under various conditions is crucial.
Baškarad, Tomislav, Kobeščak, Karlo
openaire   +4 more sources

A Method to Simulate the Heave-Pitch Coupled Motion of Spar Platforms

open access: yesIEEE Access
The purpose of this work is to explore the internal resonance exhibited by the heave-pitch coupled motion of a classic Spar platform via an equivalent analog circuit method.
Zhenhua Zhang, Chuyi Wang, Min Li
doaj   +1 more source

Adaptive Forgetting Factor Recursive Least Square Algorithm for Online Identification of Equivalent Circuit Model Parameters of a Lithium-Ion Battery

open access: yesEnergies, 2019
With the popularity of electric vehicles, lithium-ion batteries as a power source are an important part of electric vehicles, and online identification of equivalent circuit model parameters of a lithium-ion battery has gradually become a focus of ...
Xiangdong Sun   +4 more
doaj   +1 more source

A charging model for three-axis stabilized spacecraft [PDF]

open access: yes, 1977
A charging model was developed for geosynchronous, three-axis stabilized spacecraft when under the influence of a geomagnetic substorm. The differential charging potentials between the thermally coated or blanketed outer surfaces and metallic structure ...
Green, T., Ling, D., Massaro, M. J.
core   +1 more source

Equivalent circuit model of magnetostrictive/piezoelectric laminate composite

open access: yes2016 IEEE Global Electromagnetic Compatibility Conference (GEMCCON), 2016
An equivalent circuital model of magnetostrictive/piezoelectric laminated composite has been developed in order to predict its behavior in presence of dynamic electromagnetic fields. From magnetostrictive and piezoelectric constitutive equations, and using an equation of motion, magnetic-mechanical-electric equations are: obtained by building a ...
Sol, Ruiz, María   +1 more
openaire   +2 more sources

Multi‐Faceted Binder Enhancement via Slurry‐Applicable Thiol‐Ene Click Chemistry for Low‐Pressure‐Operable All‐Solid‐State Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Cross‐linked binders with enhanced resiliencies under low operating pressures are designed via in situ thiol‐ene click reactions within slurries. Cross‐linking improves the Young's moduli and elasticities of the styrene‐butadiene rubber binders, effectively mitigating interparticle delamination within the composite cathodes induced by volumetric ...
Young Joon Park   +9 more
wiley   +1 more source

LiPo batteries dataset: Capacity, electrochemical impedance spectra, and fit of equivalent circuit model at various states-of-charge and states-of-health. [PDF]

open access: yesData Brief, 2023
Galeotti M   +7 more
europepmc   +1 more source

Region‐to‐Region Unidirectional Connection In Vitro Brain Model for Studying Directional Propagation of Neuropathologies

open access: yesAdvanced Functional Materials, EarlyView.
A unidirectional cerebral organoid–organoid neural circuit is established using a microfluidic platform, enabling controlled directional propagation of electrical signals, neuroinflammatory cues, and neurodegenerative disease–related proteins between spatially separated organoids.
Kyeong Seob Hwang   +9 more
wiley   +1 more source

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