Probing ferroic states in oxide thin films using optical second harmonic generation

J Nordlander, G De Luca, N Strkalj, M Fiebig… - Applied Sciences, 2018 - mdpi.com
Forthcoming low-energy consumption oxide electronics rely on the deterministic control of
ferroelectric and multiferroic domain states at the nanoscale. In this review, we address the …

Giant polarization in super-tetragonal thin films through interphase strain

L Zhang, J Chen, L Fan, O Diéguez, J Cao, Z Pan… - Science, 2018 - science.org
Strain engineering has emerged as a powerful tool to enhance the performance of known
functional materials. Here we demonstrate a general and practical method to obtain super …

Band Gap Tuning of Solution-Processed Ferroelectric Perovskite BiFe1–xCoxO3 Thin Films

P Machado, M Scigaj, J Gazquez, E Rueda… - Chemistry of …, 2019 - ACS Publications
Ferroelectric perovskite oxides are emerging as a promising photoactive layer for
photovoltaic applications because of their very high stability and their alternative …

Nanoscale design of polarization in ultrathin ferroelectric heterostructures

G De Luca, N Strkalj, S Manz, C Bouillet… - Nature …, 2017 - nature.com
The success of oxide electronics depends on the ability to design functional properties such
as ferroelectricity with atomic accuracy. However, despite tremendous advances in …

Significant improvement of ferroelectricity and reliability in Hf0. 5Zr0. 5O2 films by inserting an ultrathin Al2O3 buffer layer

H Chen, L Tang, L Liu, Y Chen, H Luo, X Yuan… - Applied Surface …, 2021 - Elsevier
Due to the full compatibility with modern complementary-metal-oxidesemiconductor (CMOS)
technology and scalable capability, HfO 2-based ferroelectric films have been considered as …

Non-volatile optical switch of resistance in photoferroelectric tunnel junctions

X Long, H Tan, F Sánchez, I Fina… - Nature …, 2021 - nature.com
In the quest for energy efficient and fast memory elements, optically controlled ferroelectric
memories are promising candidates. Here, we show that, by taking advantage of the imprint …

Signatures of enhanced out-of-plane polarization in asymmetric BaTiO3 superlattices integrated on silicon

B Chen, N Gauquelin, N Strkalj, S Huang… - Nature …, 2022 - nature.com
In order to bring the diverse functionalities of transition metal oxides into modern electronics,
it is imperative to integrate oxide films with controllable properties onto the silicon platform …

[HTML][HTML] Tunable antiferroelectric-like polarization behavior and enhanced energy storage characteristics in symmetric BaTiO3/BiFeO3/BaTiO3 heterostructure

Y Wang, H Zhu, H Luo, J Li, Y Huan, Y Zhao, L Li… - Journal of …, 2024 - Elsevier
The excellent energy storage performances of dielectric materials, a high energy density
and efficiency, the stability in a wide range of temperature, frequency and cycling time, are …

Rotational polarization nanotopologies in BaTiO 3/SrTiO 3 superlattices

S Estandía, F Sánchez, MF Chisholm, J Gazquez - Nanoscale, 2019 - pubs.rsc.org
Ferroelectrics are characterized by domain structures as are other ferroics. At the nanoscale
though, ferroelectrics may exhibit non-trivial or exotic polarization configurations under …

Tailoring Lattice Strain and Ferroelectric Polarization of Epitaxial BaTiO3 Thin Films on Si(001)

J Lyu, I Fina, R Solanas, J Fontcuberta, F Sánchez - Scientific reports, 2018 - nature.com
Ferroelectric BaTiO3 films with large polarization have been integrated with Si (001) by
pulsed laser deposition. High quality c-oriented epitaxial films are obtained in a substrate …