Perspective on the development of high performance flexible piezoelectric energy harvesters

DK Khatua, SJ Kim - Journal of Materials Chemistry C, 2022 - pubs.rsc.org
Piezoelectric energy harvesting is the most effective technique to convert ubiquitous
mechanical energy into electricity in comparison to other methods such as triboelectric and …

Na 1/2 Bi 1/2 TiO₃-based lead-free piezoceramics

R Ranjan - Current Science, 2020 - JSTOR
Piezoelectric materials transform electrical energy to mechanical energy and vice-versa
making them technologically important as actuators, sensors and transducers in wide …

Optimization of Ferroelectric Ordering and Thermal Stability in Na1/2Bi1/2TiO3-Based Lead-Free Single Crystal through Defect Engineering

C Chen, L Yang, Z Cheng, S Chang… - … Applied Materials & …, 2021 - ACS Publications
Environmentally friendly lead-free piezoelectric materials have been attracting significant
attention in recent years. Na1/2Bi1/2TiO3-based relaxor ferroelectrics have found …

In situ boost and reversible modulation of dual-mode photoluminescence under an electric field in a tape-casting-based Er-doped K 0.5 Na 0.5 NbO 3 laminar ceramic

J Lin, Q Lu, X Wu, H Sun, C Lin, T Lin… - Journal of Materials …, 2019 - pubs.rsc.org
Herein, the tape-casting technique was used to fabricate an Er-doped (K0. 5Na0. 5) NbO3
(KNN: 0.02 Er) laminar ceramic, which possesses a pseudo-cubic phase structure with …

Outstanding optical temperature sensitivity and dual‐mode temperature‐dependent photoluminescence in Ho3+‐doped (K,Na)NbO3–SrTiO3 transparent ceramics

J Lin, Q Lu, J Xu, X Wu, C Lin, T Lin… - Journal of the …, 2019 - Wiley Online Library
High optical temperature sensing properties based on rare‐earth‐doped (K, Na) NbO3‐
based ferro‐/piezoelectrics have attracted much attention due to their potential application in …

Structural mechanism behind piezoelectric enhancement in off-stoichiometric Na0. 5Bi0. 5TiO3 based lead-free piezoceramics

A Mishra, DK Khatua, A De, B Majumdar, T Frömling… - Acta Materialia, 2019 - Elsevier
While studies in the past have shown that certain kinds of off-stoichiometry enhance the
piezoelectric response of the lead-free piezoceramic Na 0.5 Bi 0.5 TiO 3 (NBT), there is a …

In-situ Electric Field-Induced Modulation of Photoluminescence in Pr-doped Ba0.85Ca0.15Ti0.90Zr0.10O3 Lead-Free Ceramics

HL Sun, X Wu, TH Chung, KW Kwok - Scientific reports, 2016 - nature.com
Luminescent materials with dynamic photoluminescence activity have aroused special
interest because of their potential widespread applications. One proposed approach of …

Room-temperature large and reversible modulation of photoluminescence by in situ electric field in ergodic relaxor ferroelectrics

H Sun, X Wu, DF Peng, KW Kwok - ACS applied materials & …, 2017 - ACS Publications
Ferroelectric oxides with luminescent ions hold great promise in future optoelectronic
devices because of their unique photoluminescence and inherent ferroelectric properties …

High-contrast photochromic Eu-doped K 0.5 Na 0.5 NbO 3 ceramics with prominent pellucidity

Y Zhou, P Wang, J Lin, Q Lu, X Wu, M Gao, T Lin… - Dalton …, 2021 - pubs.rsc.org
The Eu-doped K0. 5Na0. 5NbO3 pellucid ceramics were first prepared via a conventional
solid-state reaction, and they exhibited light illumination-induced high-contrast …

Multilayer substrate to use brittle materials in flexible electronics

S Park, H Park, S Seong, Y Chung - Scientific Reports, 2020 - nature.com
Flexible materials with sufficient mechanical endurance under bending or folding is
essential for flexible electronic devices. Conventional rigid materials such as metals and …