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Sodium niobate doping modification energy storage

Novel Sodium Niobate-Based Lead-Free Ceramics as New

Recently, ceramic capacitors with fast charge–discharge performance and excellent energy storage characteristics have received considerable attention. Novel NaNbO3-based lead-free ceramics (0.80NaNbO3-0.20SrTiO3, abbreviated as 0.80NN-0.20ST), featuring ultrahigh energy storage density, ultrahigh power density, and ultrafast discharge

A new family of sodium niobate-based dielectrics for electrical energy

DOI: 10.1016/J.JEURCERAMSOC.2019.03.030 Corpus ID: 139627950; A new family of sodium niobate-based dielectrics for electrical energy storage applications @article{Yang2019ANF, title={A new family of sodium niobate-based dielectrics for electrical energy storage applications}, author={Zetian Yang and Hongliang Du and Li Jin and Qingyuan

Structural, optical and magnetic investigations of silver-modified

Silver-doped sodium niobate antiferroelectric (AFE) ceramics, represented by Na(1-x)AgxNbO3 (x = 0.00, 0.01, 0.05), have emerged as significant electronic materials having a wide range of uses, including cooling systems, micro-switches, safety sensors, high-energy capacitors, and pulsing power plants. This study investigates the structural modifications

Enhanced energy storage density and discharge efficiency in

Semantic Scholar extracted view of "Enhanced energy storage density and discharge efficiency in potassium sodium niobite-based ceramics prepared using a new scheme" by Yingda Li et al. Abstract Sodium niobate (NaNbO3)-based antiferroelectric Effect of Ca2+/Hf4+ modification at A/B sites on energy-storage density of Bi0.47Na0.47Ba0

(PDF) A Brief Review of Sodium Bismuth Titanate-Based Lead-Free

A Brief Review of Sodium Bismuth Titanate-Based Lead-Free Materials for Energy Storage: Solid Solution Modification, Metal/Metallic Oxide Doping, Defect Engineering and Process Optimizing

Enhanced Energy Storage Performance of Sodium Niobate

By introducing aliovalent cations and A-site vacancies, the relaxor characteristics are greatly enhanced in (Na1-2xBix)(Nb1-xZrx)O3 ceramics, leading to a high energy storage efficiency above 90% and a promising candidate for high power dielectric energy storage applications. Sodium niobate (NaNbO3)-based lead free ceramics have been actively

Explicating the irreversible electric-field-assisted ferroelectric

To meet the increasing demand for environment-friendly, high-performance energy devices, sodium niobate (NaNbO3) is considered one of the most promising lead-free antiferroelectric

Enhanced comprehensive energy storage properties in NaNbO

To meet the great demands for energy storage devices, dielectric materials are urgently expected in recent years, owing to their promising properties such as high working voltage, large power density, fast charge-discharge rate, and long lifespan [1,2,3].Among the dielectric materials, lead-free ceramics with good energy storage properties have attracted

Improved energy storage performance of bismuth sodium

Lead-free dielectric ceramics can be used to make quick charge–discharge capacitor devices due to their high power density. Their use in advanced electronic systems, however, has been hampered by their poor energy storage performance (ESP), which includes low energy storage efficiency and recoverable energy storage density (Wrec). In this work, we

The mechanism for the enhanced piezoelectricity in multi-elements

The mechanism for the enhanced piezoelectricity in (K,Na)NbO3 based ceramics has not been fully understood. Here, the authors find that the dopants induced tetragonal phase and the

A Combined Optimization Strategy for Improvement of

Sodium niobate (NaNbO3, NN)–based lead-free antiferroelectric (AFE) ceramics are currently the focus of most attention on account of their outstanding energy storage density. Nevertheless, the high loss energy density (Wloss) by unique field-induced AFE-ferroelectric (FE) phase transition in pure NN ceramic and low breakdown electric field (Eb) largely restrict their

Enhanced Energy Storage Performance of Sodium Niobate

Sodium niobate (NaNbO3)-based lead-free ceramics have been actively studied for energy storage applications because of their antiferroelectric and/or relaxor features achieved in modified systems. The P–E loops of NaNbO3-based ceramics are usually hysteretic because of the existence of a metastable ferroelectric phase at room temperature. In this study, by introducing

Ultrahigh Energy Storage Characteristics of Sodium Niobate

Ultrahigh Energy Storage Characteristics of Sodium Niobate-Based Ceramics by Introducing a Local Random Field In this work, the doping modification of the NaNbO3 (NN) ceramics is used to produce a local random field to improve the electrical breakdown strength, obtaining a lead-free dielectric capacitor with high energy storage

A Combined Optimization Strategy for Improvement of

Sodium niobate (NaNbO3, NN)-based lead-free antiferroelectric (AFE) ceramics are currently the focus of most attention on account of their outstanding energy storage density. Nevertheless, the high loss energy density (Wloss) by unique field-induced AFE-ferroelectric (FE) phase transition in pure NN ceramic and low breakdown electric field (Eb) largely restrict their

Extraordinary energy storage performance and thermal stability in

The excellent energy storage performance of total energy storage density (Wtot) of 6.06 J/cm³, recoverable energy storage density (Wrec) of 4.85 J/cm³ and a high energy storage efficiency (η

Improved energy storage performance of NaNbO 3 -based

NaNbO 3-based antiferroelectric ceramics are promising candidates for high-performance energy storage capacitors due to their environmental friendliness and low cost despite their current energy storage properties being inferior to those of their lead-based and AgNbO 3-based counterparts.Typically, the antiferroelectric phase in NaNbO 3 ceramics is not

Excellent Energy Storage Properties Achieved in Sodium Niobate

As a result, the optimal recoverable energy density and energy efficiency are 6.5 J/cm 3 and 94% at 450 kV/cm, respectively. In addition, the energy storage properties exhibit satisfactory temperature stability and cycling reliability. All these merits demonstrate that the Ta modified sodium niobate-based relaxor ceramic a potential candidate

Significant increase in comprehensive energy storage performance of

Significantly enhanced recoverable energy storage density in potassium–sodium niobate-based lead free ceramics. J. Mater. Chem. A, 4 (2016), pp. 13778-13785. View in Scopus Google Scholar Silver niobate lead-free antiferroelectric ceramics: enhancing energy storage density by B-site doping. ACS Appl. Mater. Interfaces, 10 (2018), pp. 819-826.

Lead-free antiferroelectric niobates AgNbO3 and NaNbO3 for energy

Antiferroelectric materials are attractive for energy storage applications and are becoming increasingly important for power electronics. Lead-free silver niobate (AgNbO 3) and sodium niobate (NaNbO 3) antiferroelectric ceramics have attracted intensive interest as promising candidates for environmentally friendly energy storage products.This review provides the

Improved capacitive energy storage in sodium niobate-based

Accordingly, a double polarization–electric field (P–E) loop becomes slimmer with increasing incorporation of dopants, leading to an ultrahigh recoverable energy density of 11.5 J/cm 3, an energy storage efficiency of 86.2%, outstanding frequency/cycling/thermal reliability, and charge–discharge properties in 0.90NaNbO 3-0.10Sr(Fe 0.5 Ta

Lead-Free NaNbO3-Based Ceramics for Electrostatic Energy Storage

The burgeoning significance of antiferroelectric (AFE) materials, particularly as viable candidates for electrostatic energy storage capacitors in power electronics, has sparked substantial interest. Among these, lead-free sodium niobate (NaNbO3) AFE materials are emerging as eco-friendly and promising alternatives to lead-based materials, which pose risks

Insights into enhanced antiferroelectricity in doped-niobate

Traditionally, there has been a considerable interest in lead- containing AFE, such as PbZrO 3-based ceramics, due to their superior performance with high energy storage density [8], [9], [10], [11].However, the focus has shifted to lead-free AFE materials due to growing environmental concerns related to the toxicity of lead [12], [13].Sodium niobate (NaNbO 3) has

Enhanced energy storage and mechanical properties in niobate

The stability of the energy storage performance is paramount for dielectric capacitors utilized in energy storage applications. To ascertain the energy storage performance''s stability within this investigation, P-E loops were meticulously recorded for the SNKBN-1.2 N glass-ceramics sample. These measurements were conducted under an electric

Enhanced energy density and electric cycling reliability via MnO2

Sodium niobate (NaNbO 3)-based dielectrics have received much attention for energy storage applications due to their low-cost, lightweight, and nontoxic nature.The field-induced metastable ferroelectric phase in NaNbO 3-based dielectrics, however, leads to a large hysteresis of the polarization–electric field (P – E) loops and hence deteriorate the energy storage performance.

Reversible electric-field-induced phase transition in Ca-modified

Sodium niobate (NaNbO 3) is a potential material for lead-free dielectric ceramic capacitors for energy storage applications because of its antipolar ordering. In principle, a

A review of potassium sodium niobate and bismuth sodium

A review of potassium sodium niobate and bismuth sodium titanate based lead free piezoceramics. and transducers for different purposes such as energy harvesting, strain sensor, active vibration reduction, ultrasonic sonar, distance meter, and distance meter other applications. Effect of BiFeO 3 doping on the T C and T O-T of KNNS [19].

Improved energy storage performance of bismuth sodium

Enhanced energy storage density and discharge efficiency in

The development of lead-free ceramics with high recoverable energy density (W rec) and high energy storage efficiency (η) is of great significance to the current energy situation this work, a new scheme was proposed to improve the W rec and η of potassium sodium niobate ((K, Na)NbO 3, abbreviated as KNN) lead-free ceramics.Doping Bi elements in

Ultrahigh Energy Storage Characteristics of Sodium Niobate

In this work, the doping modification of the NaNbO 3 (NN) ceramics is used to produce a local random field to improve the electrical breakdown strength, obtaining a lead-free dielectric capacitor with high energy storage characteristics.

Enhanced energy density and electric cycling reliability

A Combined Optimization Strategy for Improvement of

Enhanced energy storage performance, with recoverable energy density of 4.2 J cm(-3) and high thermal stability of the energy storage density (with minimal variation of ≤±5%) over 20-120 °C

Sodium Niobate

It was shown that the addition of a small amount of lithium to sodium niobate (e.g., x=0.12, sample 2, Table 3.2) caused the dielectric constant to be decreased at room temperature (at 1 kHz) and dielectric loss factor increased with respect to pure sodium niobate. (The dielectric constant and loss factors were 260/0.012 for pure sodium niobate).

Sodium niobate doping modification energy storage [PDF]

6 FAQs about [Sodium niobate doping modification energy storage]

Are sodium niobate-based lead-free ceramics suitable for energy storage applications?

NEXT Cite this: ACS Appl. Mater. Interfaces 2020, 12, 29, 32834–32841 Sodium niobate (NaNbO 3 )-based lead-free ceramics have been actively studied for energy storage applications because of their antiferroelectric and/or relaxor features achieved in modified systems.

What is sodium niobate (NaNbO3 nn) based lead-free antiferroelectric?

Is sodium niobate a potential energy storage capacitor?

Sodium niobate, NaNbO3, which exhibits a perovskite structure, has recently stimulated interest in the field of energy storage capacitors, with derived solid solutions shown to have promising energy storage densities. Here A-site Bi/vacancy doping in NaNbO3 in the system Na1−3xBixV2xNbO3 (where V = vacancy a

How many phases of sodium niobate are there?

Lefkowitz, I., Łukaszewicz, K. & Megaw, H. D. The high-temperature phases of sodium niobate and the nature of transitions in pseudosymmetric structures. Acta Crystallogr. 20, 670–683 (1966). Megaw, H. D. The seven phases of sodium niobate. Ferroelectrics 7, 87–89 (1974).

Can na 0.7 bi 0.1 NBO 3 lead-free ceramics be used for energy storage?

This study not only paves the way for environment-friendly Na 0.7 Bi 0.1 NbO 3 lead-free ceramics to be developed for energy storage applications, but also interprets the internal mechanism of microstructure modulation which enhances energy storage properties.

Can Nanbo 3 be used for lead-free AFE energy storage applications?

This sets the design platform for future precise engineering of NaNbO 3 at the atomic-scale for lead-free AFE energy storage applications.