Local polarization dynamics in ferroelectric materials

SV Kalinin, AN Morozovska, LQ Chen… - Reports on Progress …, 2010 - iopscience.iop.org
Ferroelectrics and multiferroics have recently emerged as perspective materials for
information technology and data storage applications. The combination of extremely narrow …

Ultrahigh energy storage in superparaelectric relaxor ferroelectrics

H Pan, S Lan, S Xu, Q Zhang, H Yao, Y Liu, F Meng… - Science, 2021 - science.org
Electrostatic energy storage technology based on dielectrics is fundamental to advanced
electronics and high-power electrical systems. Recently, relaxor ferroelectrics characterized …

Superparaelectric (Ba0.95,Sr0.05)(Zr0.2,Ti0.8)O3 Ultracapacitors

K Wang, J Ouyang, M Wuttig, YY Zhao… - Advanced Energy …, 2020 - Wiley Online Library
Analogous to the superparamagnetic state, a superparaelectric state is both scientifically
intriguing and technologically important. In this state, a ferroelectric material shows a high …

Microwave-Assisted Synthesis of Perovskite SrSnO3 Nanocrystals in Ionic Liquids for Photocatalytic Applications

T Alammar, I Hamm, V Grasmik, M Wark… - Inorganic …, 2017 - ACS Publications
Nanosized SrSnO3 photocatalysts have been successfully synthesized by microwave
synthesis in various ionic liquids (ILs) followed by a heat treatment process to optimize the …

Perspectives on domain engineering for dielectric energy storage thin films

Y Liu, B Yang, S Lan, H Pan, CW Nan… - Applied Physics Letters, 2022 - pubs.aip.org
Dielectric energy storage capacitors as emerging and imperative components require both
high energy density and efficiency. Ferroelectricbased dielectric thin films with large …

Topological phase transformations and intrinsic size effects in ferroelectric nanoparticles

J Mangeri, Y Espinal, A Jokisaari, SP Alpay… - Nanoscale, 2017 - pubs.rsc.org
Composite materials comprised of ferroelectric nanoparticles in a dielectric matrix are being
actively investigated for a variety of functional properties attractive for a wide range of novel …

Quantitative investigation of polar nanoregion size effects in relaxor ferroelectrics

X Shi, J Wang, J Xu, X Cheng, H Huang - Acta Materialia, 2022 - Elsevier
Understanding the size effects of polar nanoregion (PNR) in relaxor ferroelectrics is vital for
a deep understanding mechanism to improve piezoelectric/dielectric constants. In this work …

Entropy-suppressed ferroelectricity in hybrid lead-iodide perovskites

A Filippetti, P Delugas, MI Saba… - The journal of physical …, 2015 - ACS Publications
The actual nature of the electric polarization in hybrid lead-iodide perovskites is unveiled on
the basis of ab initio and model results. A finite, albeit small electric polarization of few …

Super-crystals in composite ferroelectrics

D Pierangeli, M Ferraro, F Di Mei… - Nature …, 2016 - nature.com
As atoms and molecules condense to form solids, a crystalline state can emerge with its
highly ordered geometry and subnanometric lattice constant. In some physical systems …

Impact of ferroelectric and superparaelectric nanoparticles on phase transitions and dynamics in nematic liquid crystals

S Starzonek, SJ Rzoska, A Drozd-Rzoska… - Physical Review E, 2017 - APS
Results of broadband dielectric spectroscopy (BDS) studies of pure liquid crystalline (4-
pentyloxy-4-biphenylcarbonitryle) 5OCB and its nanocolloids with BaTiO 3 nanoparticles …