Advances in lead-free pyroelectric materials: a comprehensive review

H He, X Lu, E Hanc, C Chen, H Zhang… - Journal of Materials …, 2020 - pubs.rsc.org
Pyroelectric materials are important functional materials that can generate an electrical
response upon a temperature change. Among the many different types of pyroelectric …

Enhanced energy-storage performance with excellent stability under low electric fields in BNT–ST relaxor ferroelectric ceramics

W Ma, Y Zhu, MA Marwat, P Fan, B Xie… - Journal of Materials …, 2019 - pubs.rsc.org
Relaxor ferroelectrics are promising candidates for pulsed power dielectric capacitor
applications because of their excellent energy-storage properties. Different from most …

Bi 0.5 Na 0.5 TiO 3-based relaxor ferroelectric ceramic with large energy density and high efficiency under a moderate electric field

X Qiao, D Wu, F Zhang, B Chen, X Ren… - Journal of Materials …, 2019 - pubs.rsc.org
Lead-free relaxor ferroelectric ceramics of (1− x)(0.6 Bi0. 5Na0. 5TiO3–0.4 Sr0. 7Bi0. 2TiO3)–
xAgNbO3 were fabricated by a conventional mixed oxide route. The multifunction of …

Ferroelectric ceramics for pyroelectric detection applications: A review

Z Liu, T Lu, X Dong, G Wang… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Dynamic temperature sensing and infrared detection/imaging near room temperature are
critical in many applications including invasive safety alarming, energy conversion, and …

High room-temperature pyroelectric property in lead-free BNT-BZT ferroelectric ceramics for thermal energy harvesting

M Shen, W Li, MY Li, H Liu, J Xu, S Qiu, G Zhang… - Journal of the European …, 2019 - Elsevier
Pyroelectrics are attracting increasing attention because they enable pyroelectric generators
to extract energy from low-gradient-temperature heat for portable electronic devices. High …

3D Hierarchical lattice ferroelectric metamaterials

J Shi, AH Akbarzadeh - International Journal of Engineering Science, 2020 - Elsevier
Hierarchical cellular materials are ubiquitous in nature and lead to many extraordinary
mechanical properties, such as ultralight, ultrastiff, and high toughness properties. Inspired …

Enhanced pyroelectric performance in Na0. 5Bi0. 5TiO3-xNa0. 5Bi4. 5Ti4O15 lead-free ferroelectric ceramics via composition and microstructure engineering

L Hu, B Fan, Z Fang, G Zhang, Q Zhang, G Zhang… - Acta Materialia, 2022 - Elsevier
Lead-free pyroelectric materials with high room-temperature pyroelectric coefficient (p) and
depolarization temperature (T d) are in great demand for uncool infrared detectors …

Electrocaloric effect and pyroelectric performance in (K,Na)NbO3‐based lead‐free ceramics

J Yang, X Hao - Journal of the American Ceramic Society, 2019 - Wiley Online Library
The issue of how to achieve an electrocaloric effect (ECE) and pyroelectric effect in a
material simultaneously remains to be a challenge for developing practical solid‐state …

Enhancing low‐temperature energy harvesting by lead‐free ferroelectric Ba(Zr0.1Ti0.9)O3

NCT Ngo, H Sugiyama, BAK Sodige… - Journal of the …, 2023 - Wiley Online Library
The energy‐harvesting ability of the lead‐free ferroelectric Ba (Zr, Ti) O3 was investigated
and greatly enhanced using the Kim novel electrothermodynamic cycle for low‐temperature …

Simultaneous large pyroelectric response and high depolarization temperature in sodium bismuth titanate-based perovskites

J Jia, S Guo, S Yan, F Cao, C Yao, X Dong… - Applied Physics …, 2019 - pubs.aip.org
To support practical infrared detector applications, pyroelectric ceramics should exhibit
excellent pyroelectric performances, high depolarization temperatures, and good thermal …