grain size and energy storage

Grain growth-induced thermal property enhancement of NiTi shape memory alloys for elastocaloric refrigeration and thermal energy storage …

We use a solution anneal process to induce grain growth in Ni 50.75 Ti shape memory alloys (SMAs). Grain size ranges from 40 ± 30 nm to 60 µm. • Both thermal conductivity and thermal energy storage capacity are shown to increase with grain size, contrary to typical performance degradation upon the insertion of thermal conductivity …

Y doping and grain size co-effects on the electrical energy storage …

So energy efficiency, the percentage of recoverable energy density to stored energy density, is another important parameter to evaluate the energy storage property of materials. Compared with FE materials, the recoverable energy density and energy efficiency of AFE materials are higher, since they have double hysteresis loops …

Synergistic effect of grain size and phase boundary on energy storage …

the influences of grain size on the energy storage perfor-mances of BCZT cer. In this work,Ba 0.85 Ca 0.15 Zr 0.1 Ti 0.9 O 3 ()ceramics with different grain sizes were fabricated b-tate met.The influences of grain size on dielectr,piezo-electric and ferroelectric and

Synergistic effect of grain size and phase boundary on energy storage …

Ba 0.85 Ca 0.15 Zr 0.9 Ti 0.1 O 3 (BCZT) ceramics with various grain sizes were fabricated through solid-state method followed by different sintering temperatures. The influences of grain size and phase structure on the electric properties and energy storage performance were systematically investigated. The remnant …

Effects of grain size and temperature on the energy storage and dielectric tunability of non-reducible …

BaTiO 3-based ceramics with various grain sizes (136–529 nm) are prepared through a chemical coating method followed by sintering in a reducing atmosphere.Effects of grain size and temperature on electric properties, energy-storage properties, and dielectric tunability are studied via Current-Field (J-E) curves, ferroelectric …

Enhanced Energy Storage Performance of Lead-Free BaTiO3 …

The BT-KNN ceramics with grain size of 200 nm have higher energy storage properties, including W (2.50 J/cm 3 ), Wrec (2.08 J/cm 3 ), and η (83.2%), than …

Optimizing the grain size and grain boundary morphology of (K,Na)NbO3-based ceramics: Paving the way for ultrahigh energy storage …

Here, a strategy of designing small grain sizes and abundant amorphous grain boundaries is proposed to improve the energy storage properties under the guidance of phase field theory. 0.925(K0.5Na0 ...

Effect of grain size on the energy storage properties of …

In summary, the variation of grain sizes has a significant impact on the energy storage properties of Ba 0.4 Sr 0.6 TiO 3 paraelectric ceramics. As the grain …

Grain engineering inducing high energy storage in CdCu3Ti4O12 ceramics …

In summary, an effective grain engineering strategy achieving a high energy storage density in CdCu 3 Ti 4 O 12 ( C d C T O) ceramics were explored. The breakdown field strength ( E b) was significantly enhanced resulted from the decreased grain size upon Al 2 O 3 doping.

Y doping and grain size co-effects on the electrical energy storage …

The results indicate that Y-doping is an effective method to modulate the average grain size and improve the energy storage performance of the PBLZST anti-ferroelectric ceramics. Introduction In recent years, the rapid development of high electrical energy storage systems has advanced the active investigation and innovation of energy …

Grain size effect and microstructure influence on the energy …

The dependence of energy storage properties on grain size was investigated in BaTiO 3-based ferroelectric ceramics. Modified BaTiO 3 ceramics with …

Grain size engineered lead-free ceramics with both large energy storage …

DOI: 10.1016/J.NANOEN.2019.02.003 Corpus ID: 139805436 Grain size engineered lead-free ceramics with both large energy storage density and ultrahigh mechanical properties @article{Yang2019GrainSE, title={Grain size engineered lead-free ceramics with both ...

Grain-orientation-engineered multilayer ceramic capacitors for …

Here, we propose a strategy to increase the breakdown electric field and thus enhance the energy storage density of polycrystalline ceramics by controlling grain …

Enhancement of electrical energy storage ability by controlling grain size of polycrystalline BaNb2O6 for high density …

The average grain size and bulk density increases while, porosity decreases from BN05 to BN50. • With increasing sintering time, energy storage density and storage efficiency enhance. • The investigated sample BN50 is suitable candidate for electrical storage

Grain size engineering enhanced dielectric, ferroelectric and energy storage …

Grain size engineering is considered as an extremely effective method to realize high electric breakdown strength and enhance the recoverable energy density this work, the SnO 2 additive is proposed to drive the grain size smaller and enhance the energy storage performance of the (Ba 0.85 Ca 0.15)(Zr 0.2 Ti 0.8)O 3 lead-free …

Core–Shell Grain Structure and High Energy Storage …

A core–shell grain structure is observed in the BNT-SBT-BT ceramics with high content BT additive, which plays crucial role on the enhancement of the energy storage performance. This ceramic also exhibits superior temperature stability with small energy density variation of less than 6.5% in wide temperature range from room …

Effect of grain size on the energy storage properties of …

The effect of grain size on the energy storage properties of BST ceramics (T c ≈ −65 C) was investigated. With decreasing grain sizes, a clear tendency toward the diffuse phase transition was observed and the dielectric nonlinearity was reduced gradually, which can be explained by the Devonshire''s phenomenological theory (from the …

Improve energy storage performance by tweaking grain size and widening the energy …

In our pursuit of advancing energy storage capabilities, we employed an innovative approach to reduce grain size and broaden the energy bandgap. By co-doping BaTiO 3 ceramics with La +3 and Li + and subjecting them to brief microwave heat treatment, we sought to enhance their breakdown strength (BDS) and create a …

Effects of grain size and temperature on the energy storage and …

DOI: 10.1016/J.JEURCERAMSOC.2018.11.034 Corpus ID: 140071064 Effects of grain size and temperature on the energy storage and dielectric tunability of non-reducible BaTiO3-based ceramics Ba (Zr0.2Ti0.8) O3 ceramics were prepared by a …

Y doping and grain size co-effects on the electrical energy storage …

Semantic Scholar extracted view of "Y doping and grain size co-effects on the electrical energy storage performance of (Pb0.87Ba0.1La0.02) (Zr0.65Sn0.3Ti0.05)O3 anti-ferroelectric ceramics" by Ling Zhang et al. Skip to …

Grain size engineering enhanced dielectric, ferroelectric and …

Grain size engineering is considered as an extremely effective method to realize high electric breakdown strength and enhance the recoverable energy density. In …

Grain size engineered lead-free ceramics with both large energy storage density and ultrahigh mechanical properties …

Therefore, high effective energy storage density (W rec) of 7.17 J/cm 3, energy storage efficiency (η) of 65.4%, and strong green/red upconversion photoluminescence are obtained in x = 0.2 sample. This work opens up a paradigm to develop multifunctional ferroelectric ceramics for application in electro-optical devices.

The Effect of Ultrafine Ferroelectric Material Grain Size on Energy …

The Effect of Ultrafine Ferroelectric Material Grain Size on Energy Storage Density Abstract: Using molecular dynamics simulation, we conducted a study to investigate the …

The Effect of Ultrafine Ferroelectric Material Grain Size on Energy Storage …

DOI: 10.1109/SPAWDA60286.2023.10412334 Corpus ID: 267338536 The Effect of Ultrafine Ferroelectric Material Grain Size on Energy Storage Density @article{Zhang2023TheEO, title={The Effect of Ultrafine Ferroelectric Material Grain Size on Energy Storage Density}, author={Xiaodong Zhang and Jidong Liu and Yang Zhang and Xiaobao Tian and Lianhua …

Grain size effect and microstructure influence on the energy storage …

The BT-KNN ceramics with grain size of 200 nm have higher energy storage properties, including W (2.50 J/cm3), Wrec (2.08 J/cm3), and η (83.2%), than those of the BT-KNN ceramics with the grain ...

Grain size modulated (Na0.5Bi0.5)0.65Sr0.35TiO3-based ceramics with enhanced energy storage properties

Small grain size and high activation energy of grain boundary leads to high breakdown field (405 kV/cm). The energy storage potential ( W rec /E b ) is up to 0.01649 μC/cm 2 . Excellent fatigue endurance over 10 5 electrical cycles (the …

BaTiO3-based ceramics with high energy storage density | Rare …

BaTiO3 ceramics are difficult to withstand high electric fields, so the energy storage density is relatively low, inhabiting their applications for miniaturized and lightweight power electronic devices. To address this issue, we added Sr0.7Bi0.2TiO3 (SBT) into BaTiO3 (BT) to destroy the long-range ferroelectric domains. Ca2+ was introduced …

Excellent energy storage performance achieved in novel PbHfO3-based antiferroelectric ceramics via grain size …

Outstanding energy storage properties can be explained by refined grain size, disrupted local structure, which is confirmed by ceramic morphology, Raman spectrum and polarization hysteresis. All these features greatly promote the application of PbHfO 3 -based ceramics in energy storage fields.

Synergistic effect of grain size and phase boundary on energy storage performance and electric properties of …

Although the energy storage density of BCZT samples with the grain size of 8.28–44.37 µm is relative lower, all the ceramic samples have higher energy storage efficiency (82–87.4%). There is the maximum energy storage density in phase transition temperature of tetragonal–cubic phase for all BCZT ceramics and the maximum energy …

The Effect of Ultrafine Ferroelectric Material Grain Size on Energy Storage …

Using molecular dynamics simulation, we conducted a study to investigate the relationship between the hysteresis loop, residual polarization, coercive field, and dielectric constant of barium titanate polycrystals under the influence of different electric fields, in relation to grain size. The smaller the grain size, the greater the electric field required for complete …

Electrocaloric effect and energy-storage performance in grain-size-engineered PBLZT antiferroelectric thick films

The effects of grain size on dielectric properties, energy-storage performance and electrocaloric effect (ECE) of Pb0.85Ba0.05La0.10(Zr0.90Ti0.10)O3 (PBLZT) antiferroelectric thick films were systematically studied. As the grain size was increased, dielectric constant of the thick films was increased, while their critical …

Nano-size grains and high density of 65PMN-35PT thick film for high energy storage …

The energy density in a dielectric can be enhanced by increasing the dielectric constant and electric breakdown field. The breakdown field can be increased by making a high density microstructure with nano-size grains. Nano-size grained ferroelectric 65Pb(Mg 1/3 Nb 2/3)O 3 –35PbTiO 3 (65PMN-35PT) thick films for a high energy …

Dielectric, piezoelectric and energy storage properties of large grain …

The ferroelectric, energy storage, piezoelectric, and electrostrictive properties of the Ba 1-x Sr x TiO 3 (BST) ceramic system for different Sr contents was synthesized using the solid-state reaction technique. At room temperature, pure tetragonal crystal structure ...

Grain size effect and microstructure influence on the energy storage …

The dependence of energy storage properties on grain size was investigated in BaTiO 3-based ferroelectric ceramics.Modified BaTiO 3 ceramics with different grain size were fabricated by two-step sintering method from BaTiO 3 powders doped with Al 2 O 3 and SiO 2 by aqueous chemical coating. by aqueous chemical coating.

Grain size engineered lead-free ceramics with both large energy storage density and ultrahigh mechanical properties,Nano Energy …

Lead-free dielectric ceramics with both a high recoverable energy storage density (Wrec) and excellent mechanical performance are highly desirable for practical applications in …

Synergistic effect of grain size and phase boundary on energy …

In this work, Ba 0.85 Ca 0.15 Zr 0.1 Ti 0.9 O 3 (BCZT) ceramics with different grain sizes were fabricated by solid-state method. The influences of grain size …

Grain size engineered lead-free ceramics with both large energy storage density and ultrahigh mechanical properties …

Grain size engineered lead-free ceramics with both large energy storage density and ultrahigh mechanical properties Author links open overlay panel Zetian Yang a, Feng Gao b, Hongliang Du a c, Li Jin c, Leilei Yan a, Qingyuan Hu c, Ying Yu a, Shaobo Qu a, Xiaoyong Wei c, Zhuo Xu c, Yan-Jie Wang d

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