Enhanced electrocaloric effect within a broad temperature range in lead-free polymer composite films by blending the rare-earth doped BaTiO3 nanopowders

2021 ◽  
Author(s):  
Ziman Wang ◽  
Yin Gao ◽  
Yu Ma ◽  
Xixi Xie ◽  
Ming Yang ◽  
...  
Keyword(s):  
Rare Earth ◽  
Polymer Composite ◽  
Composite Films ◽  
Lead Free ◽  
Broad Temperature Range ◽  
Electrocaloric Effect ◽  
Temperature Range ◽  
Rare Earth Doped ◽  
The Rare Earth

A systematic modification of the large electrocaloric effect within a broad temperature range in rare-earth doped BaTiO3 ceramics

2016 ◽  
Vol 4 (9) ◽  
pp. 1842-1849 ◽  
Author(s):  
Fei Han ◽  
Yang Bai ◽  
Li-Jie Qiao ◽  
Dong Guo
Keyword(s):  
Rare Earth ◽  
Broad Temperature Range ◽  
Electrocaloric Effect ◽  
Temperature Range ◽  
Systematic Exploration ◽  
Rare Earth Doped ◽  
Rare Earth Substitution

This paper presents a systematic exploration of modifying the electrocaloric effect (ECE) in BaTiO3 ceramics by rare-earth substitution (Ba0.94R0.04TiO3, R = La, Ce, Nd, Sm, Eu, Gd, Dy, Er).

Enhanced electrocaloric effect for refrigeration in lead-free polymer composite films with an optimal filler loading

2019 ◽  
Vol 114 (23) ◽  
pp. 233901 ◽  
Author(s):  
Yu-Chen Lu ◽  
Junyi Yu ◽  
Jingyu Huang ◽  
Shuhui Yu ◽  
Xierong Zeng ◽  
...  
Keyword(s):  
Polymer Composite ◽  
Composite Films ◽  
Filler Loading ◽  
Lead Free ◽  
Electrocaloric Effect

Large electrocaloric effect over a wide temperature range in BaTiO3-modified lead-free ceramics

2019 ◽  
Vol 7 (5) ◽  
pp. 1353-1358 ◽  
Author(s):  
Luo Zhao ◽  
Xiaoqin Ke ◽  
Zhijian Zhou ◽  
Xiaoqi Liao ◽  
Junjie Li ◽  
...  
Keyword(s):  
Phase Transition ◽  
Wide Temperature Range ◽  
Diffuse Phase Transition ◽  
Lead Free ◽  
Broad Temperature Range ◽  
Electrocaloric Effect ◽  
Temperature Range ◽  
Lead Free Ceramics ◽  
Diffuse Phase

BT-13CH exhibits a large electrocaloric effect over a broad temperature range because of multiphase coexistence (MPC) with diffuse phase transition (DPT) character.

RELAXATION PROCESS OF ELECTORON-HOLE PAIRS IN Yb-DOPED AlAs/GaAs SUPERLATTICE IN HIGH MAGNETIC FIELDS

2007 ◽  
Vol 21 (08n09) ◽  
pp. 1481-1485 ◽  
Author(s):  
TADASHI TAKAMASU ◽  
KOICHI SATO
Keyword(s):  
Rare Earth ◽  
Molecular Beam Epitaxy ◽  
Magnetic Fields ◽  
Relaxation Process ◽  
Molecular Beam ◽  
High Magnetic Fields ◽  
Molecular Beam Epitaxy Method ◽  
Rare Earth Doped ◽  
Photoluminescence Peak ◽  
The Rare Earth

The rare-earth doped AlAs/GaAs superlattices were grown by molecular beam epitaxy method. From the magneto-oscillation of the interband broad photoluminescence peak, electrons accumulated in the well were analyzed.

Self‐Trapped Exciton to Dopant Energy Transfer in Rare Earth Doped Lead‐Free Double Perovskite

2019 ◽  
Vol 7 (23) ◽  
pp. 1901098 ◽  
Author(s):  
Shunran Li ◽  
Qingsong Hu ◽  
Jiajun Luo ◽  
Tong Jin ◽  
Jing Liu ◽  
...  
Keyword(s):  
Energy Transfer ◽  
Rare Earth ◽  
Double Perovskite ◽  
Lead Free ◽  
Rare Earth Doped
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