Mechanical control of polar patterns in wrinkled thin films via flexoelectricity

H Shang, H Dong, Y Wu, F Deng, X Liang, S Hu… - Physical Review Letters, 2024 - APS
Intriguing topological polar structures in oxide nanofilms have drawn growing attention
owing to their immense potential applications in nanoscale electronic devices. Here, we …

Flexoelectricity in wrinkled thin films

H Shang, X Liang, F Deng, S Hu, S Shen - International Journal of …, 2022 - Elsevier
Flexoelectric effect tends to be more pronounced in thin films, where large strain gradients
are easier to achieve. Large-area and tunable strain gradients can be introduced by …

Stress-induced magnetic properties of gadolinium iron garnet nanoscale-thin films: Implications for spintronic devices

C Holzmann, A Ullrich, OT Ciubotariu… - ACS Applied Nano …, 2022 - ACS Publications
The insulating nature and the low intrinsic dam** of rare earth iron garnets made them the
material of choice for spintronic research. While yttrium iron garnet (YIG) thin films are well …

Scaling of the thermally induced sign inversion of longitudinal spin Seebeck effect in a compensated ferrimagnet: Role of magnetic anisotropy

A Chanda, C Holzmann, N Schulz… - Advanced Functional …, 2022 - Wiley Online Library
The authors report on a systematic investigation of the longitudinal spin Seebeck effect
(LSSE) in a GGG (Gd3Ga5O12)/GdIG (Gd3Fe5O12)/Pt film series exhibiting an in‐plane …

Energy harvesting using two-dimensional magnesiochromite (MgCr2O4)

PL Mahapatra, AK Singh, R Tromer, P Kumbhakar… - Materials Today …, 2023 - Elsevier
Abstract Two-dimensional (2D) materials with high surface activity can be utilized for
harvesting energy from small mechanical sources using flexoelectricity. In the present work …

Synthesizing ordered polar patterns in nonpolar SrTiO3 nanofilms via wrinkle-induced flexoelectricity

H Shang, T Sheng, H Dong, Y Wu, Q Ma… - Proceedings of the …, 2024 - pnas.org
Ordered polar structures in oxide nanofilms play a pivotal role in the development of
nanoelectronic applications. Hitherto, ordered polar structures have been restricted to a …

Insights into crystal structure, temperature-dependent magnetization and dielectric relaxation mechanism in Bi substituted samarium iron garnet

S Verma, S Ravi - Solid State Sciences, 2024 - Elsevier
The single phase S m 3− x B ix F e 5 O 12 with x= 0.0, 0.2, 0.4 and 0.6 samples are
synthesized by solid-state reaction method. We have systematically studied the structural …

The thickness effect on the compensation temperature of rare-earth garnet thin films

JM Liang, XW Zhao, YK Liu, PG Li, SM Ng… - Applied Physics …, 2023 - pubs.aip.org
The anomalous Hall effect measurements are used to probe the magnetization reversal of
terbium iron garnet (TbIG) thin films at different temperatures. The compensation …

Nonlinear flexoelectricity in extended thermodynamics

AR El-Dhaba, MS Abou-Dina, AF Ghaleb - Archive of Applied Mechanics, 2024 - Springer
A nonlinear phenomenological model of flexoelectricity in thermoelastic solids is presented
within the frame of continuum mechanics and extended thermodynamics, incorporating the …