Results 141 to 150 of about 3,184 (248)

Local Polarization Unit Engineering Enables Ultrahigh Energy Density in NBT‐Based High‐Entropy Ceramic Capacitors

open access: yesAdvanced Science, Volume 13, Issue 44, 7 August 2026.
Herein, we demonstrate a breakthrough in dielectric energy storage by engineering local polarization units in high‐entropy multilayer ceramic capacitors (MLCCs). The optimized MLCCs achieve an ultrahigh recoverable energy density of 18.2 J cm−3 with 91% efficiency, coupled with exceptional thermal stability and fatigue resistance.
Shiyu Zhou   +11 more
wiley   +1 more source

Quantifying Structure–Property Relationships in Ferroelectric Polymers Toward High‐Performance Soft Robots

open access: yesAdvanced Science, Volume 13, Issue 47, 24 August 2026.
Here, we establish a quantitative relationship between the electrostriction coefficient (Q33) of FRPs and their interplanar spacing (d): Q33 = 100(Δd/d0+1) × Q33(s). Using this model, we fabricated high‐performance soft robots, including a biomimetic crawler (with a speed of 27 cm/s) and a butterfly (with a thrust‐to‐weight ratio of 0.71).
Ba Qin   +8 more
wiley   +1 more source

Defect‐Engineered SrTiO3‐x for Flexoelectric‐Dominated Catalysis

open access: yesEcoEnergy, Volume 4, Issue 4, August 2026.
Defect‐engineered SrTiO3‐x nanoparticles with enhanced flexoelectricity efficiently degrade pollutants and produce hydrogen under ultrasound‐driven flexocatalysis. This materials–engineering approach offers a scalable pathway for combining environmental remediation and renewable energy applications. ABSTRACT Flexocatalysis provides an alternative route
Yu‐Chun Huang   +16 more
wiley   +1 more source

Electrochemical Detection of Heavy Metal (Pb Ions) and Pharmaceutical Waste (Ciprofloxacin) in Very Low Concentration Using β‐NaFeO2

open access: yesElectrochemical Science Advances, Volume 6, Issue 4, August 2026.
Organic and inorganic pollutants detection in waste water using β‐NaFeO2 and inorganic pollutants detection in waste water using β‐NaFeO2. ABSTRACT Electrochemical techniques as a point of care analysis are drawing the researcher's attention, especially in the case of heavy metal ions (HMIs) detection. In this research, β‐NaFeO2 was synthesized using a
Md. Sahadat Hossain   +7 more
wiley   +1 more source

Poling of Ferroelectric Ceramics

open access: yesJournal of Applied Sciences, 2006
openaire   +1 more source

Dielectric Property Regulation of Ferroelectric Composites for Electrocaloric Refrigeration

open access: yesEngineering Reports, Volume 8, Issue 8, August 2026.
The effects of BTO filler parameter on the dielectric constant and dielectric breakdown strength of the composites are systematically investigated. A trade‐off exists between dielectric constant and dielectric breakdown strength. This research provides a theoretical basis for the microstructural design of high‐performance ferroelectric electrocaloric ...
Huiyu Li, Yu Chen, Shizhuo Wang
wiley   +1 more source

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