[HTML][HTML] Electrocaloric effect in ferroelectric materials: From phase field to first-principles based effective Hamiltonian modeling

J Zhang, X Hou, Y Zhang, G Tang, J Wang - Materials Reports: Energy, 2021 - Elsevier
Electrocaloric effect (ECE) of ferroelectrics has attracted considerable interest due to its
potential application in environmentally friendly solid-state refrigeration. The discovery of …

Revealing the mechanisms of electrocaloric effects by simultaneously direct measuring local electrocaloric and electrostrain under ambient conditions

L Liao, D Shan, C Lei, K Pan, J Li, Y Liu - Acta Materialia, 2024 - Elsevier
Electrocaloric solid-state refrigeration is a primary candidate for the next-generation cooling
method for microelectronic systems. However, the mechanisms of electrocaloric effect …

[HTML][HTML] Electrocaloric response modulated by misfit strain in different oriented epitaxial ferroelectric thin films

N He, Q Li, C Lei, J Pan, D Shan, K Pan… - International Journal of …, 2022 - Elsevier
Ferroelectric thin films have exhibited great potential in electrocaloric (EC) solid-state
refrigeration due to large adiabatic temperature changes. However, current research on the …

Correlations between local electrocaloric effect and domains in ferroelectric crystals

CH Lei, Y Liu - Applied Physics Letters, 2022 - pubs.aip.org
Correlations between the local electrocaloric responses and the domains are critical to
understanding the mechanisms of electrocaloric effect and, thus, enhancing the …

Electric hysteresis and validity of indirect electrocaloric characterization in antiferroelectric ceramics

J Li, X Su, HH Wu, J Li, S Qin, R Yin, C Liu, D Guo… - Scripta Materialia, 2022 - Elsevier
Antiferroelectric (AFE) materials have garnered considerable attention in electrocaloric (EC)
refrigeration owing to the large entropy change accompanying their transitions and the …

Order-degree-modulated ferroic response and an unconventional electrocaloric effect in B-site complex systems: a case study in Pb [(Yb1/2Nb1/2) 0.84 (Mg1/3Nb2/3) …

F Li, M Long, X Lou, C Wang… - Journal of Physics D …, 2023 - iopscience.iop.org
The order-degree-modulated ferroic response and electrocaloric effect (ECE) in Pb (B 1, B
2) O 3-type B-site complex antiferroelectrics (AFEs) are explored in this work. The results …

Antiferroelectric-ferroelectric phase transition and negative electrocaloric effect in alkaline-earth element doped PbZrO3 thin films

Y Yuan, B Sun, M Guo, M Wu, Y Gao, X Zhu… - Journal of Alloys and …, 2022 - Elsevier
Electrocaloric effect (ECE) in dielectric materials has attracted much attention due to its
promising applications in solid-state cooling devices. In this work, alkaline-earth doped …

Large negative electrocaloric response induced by nanoscale phase transition in (Bi, Na) TiO3-based thin films

Y Sun, J Du, C Jiang, J Liang, X Geng, Y Wang… - Applied Physics …, 2023 - pubs.aip.org
Electrocaloric effect (ECE) offers an efficient and environmentally friendly route for solid-
state cooling. Either positive or negative ECE could exhibit a large adiabatic temperature …

Electrocaloric Effect in Different Oriented BaZr0.15Ti0.85O3 Single Crystals

Y Ou, C Lei, D Shan - Materials, 2022 - mdpi.com
The electrocaloric effect of ferroelectrics is promising for new solid-state refrigeration.
However, the current research on the electrocaloric effect of bulk ferroelectrics mainly …

Two Consecutive Negative Electrocaloric Peaks in< 001>-Oriented PMN-30PT Single Crystals

Y Zhang, W Gong, Z Li, J Li, C Li, J Chen, Y Yang… - Crystals, 2024 - mdpi.com
The versatile electrocaloric (EC) behaviors of the (1-x) Pb (Mg1/3Nb2/3) O3-xPT (PMN-100 x
PT) single crystal are closely related to the multiple phase transitions under the multiple …