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Circuit response and experimental verification of high energy storage density materials [PDF]

open access: yesScientific Reports
The electrical performance of high energy storage density materials has always been a research direction that has received high attention. This study used three typical high energy storage density materials and a traditional energy storage material to ...
Zheng Li   +4 more
doaj   +4 more sources

High energy storage density and power density achieved simultaneously in NaNbO3-based lead-free ceramics via antiferroelectricity enhancement

open access: yesJournal of Materiomics, 2021
High-performance lead-free dielectric ceramics with simultaneously high energy storage density and power density are in high demanded for pulse power systems. To realize excellent energy-storage characteristics, a strategy to enhance antiferroelectricity
Xiaoyan Dong   +7 more
doaj   +3 more sources

Maximization of Spatial Charge Density: An Approach to Ultrahigh Energy Density of Capacitive Charge Storage [PDF]

open access: yesAngewandte Chemie - International Edition, 2020
AbstractCapacitive energy storage has advantages of high power density, long lifespan, and good safety, but is restricted by low energy density. Inspired by the charge storage mechanism of batteries, a spatial charge density (SCD) maximization strategy is developed to compensate this shortage by densely and neatly packing ionic charges in capacitive ...
Feng Liu, Qu Liangti, Chun Li
exaly   +3 more sources

Selection of metal hydrides-based thermal energy storage: Energy storage efficiency and density targets

open access: yesInternational Journal of Hydrogen Energy, 2018
Thermochemical energy storage based on metal hydrides has gained tremendous interest in concentrated solar power systems (CSP). In such systems, two metal hydride beds are connected and operating in an alternative way as energy storage or hydrogen storage. However, the selection of metal hydrides is essential for a smooth operation of these CSP systems
Mykhaylo Lototskyy   +2 more
exaly   +3 more sources

Giant energy storage density with ultrahigh efficiency in multilayer ceramic capacitors via interlaminar strain engineering [PDF]

open access: yesNature Communications
Dielectric capacitors with high energy storage performance are highly desired for advanced power electronic devices and systems. Even though strenuous efforts have been dedicated to closing the gap of energy storage density between the dielectric ...
Ying Yang   +21 more
doaj   +2 more sources

High density mechanical energy storage with carbon nanothread bundle [PDF]

open access: yesNature Communications, 2020
Carbon nanothreads are promising for applications in mechanical energy storage and energy harvesting. Here the authors use large-scale molecular dynamics simulations and continuum elasticity theory to explore mechanical energy storage in carbon ...
Haifei Zhan   +4 more
doaj   +4 more sources

High energy storage density over a broad temperature range in sodium bismuth titanate-based lead-free ceramics [PDF]

open access: yesScientific Reports, 2017
A series of (1-x)Bi0.48La0.02Na0.48Li0.02Ti0.98Zr0.02O3-xNa0.73Bi0.09NbO3 ((1-x)LLBNTZ-xNBN) (x = 0-0.14) ceramics were designed and fabricated using the conventional solid-state sintering method.
Haibo Yang   +4 more
doaj   +2 more sources

Enhanced energy storage properties of amorphous BiFeO3/Al2O3 multilayers

open access: yesJournal of Materials Research and Technology, 2021
The energy storage density of ferroelectric thin film capacitors is mainly limited by the breakdown strength. Here we demonstrate that the high breakdown strength and high energy storage density can be achieved by constructing BiFeO3/Al2O3 ...
Ze Li   +8 more
doaj   +1 more source

Characteristics of energy evolution during total stress-strain in rocks under uniaxial compression

open access: yesMeikuang Anquan, 2023
To study the energy evolution of rocks under uniaxial compression, uniaxial compression and uniaxial step loading and unloading tests were performed on granite, sandstone, and coal, and the stress-strain curves under different conditions were obtained ...
LI Dongwen   +3 more
doaj   +1 more source

Enhancing the Energy Density of Tricritical Ferroelectrics for Energy Storage Applications [PDF]

open access: yesMaterials, 2019
Recently, tricritical ferroelectrics have been drawn tremendous attention, owing to their ultrahigh dielectric permittivities of up to εr > 5 × 104, and their consideration for prototype materials in the development of high-performance energy storage devices.
Li He   +8 more
openaire   +2 more sources

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