Surface-screening mechanisms in ferroelectric thin films and their effect on polarization dynamics and domain structures

SV Kalinin, Y Kim, DD Fong… - Reports on Progress in …, 2018 - iopscience.iop.org
For over 70 years, ferroelectric materials have been one of the central research topics for
condensed matter physics and material science, an interest driven both by fundamental …

Ferroelectric polymer-based artificial synapse for neuromorphic computing

S Kim, K Heo, S Lee, S Seo, H Kim, J Cho, H Lee… - Nanoscale …, 2021 - pubs.rsc.org
Recently, various efforts have been made to implement synaptic characteristics with a
ferroelectric field-effect transistor (FeFET), but in-depth physical analyses have not been …

Overcoming size effects in ferroelectric thin films

SH Park, JY Kim, JY Song… - Advanced Physics …, 2023 - Wiley Online Library
Ferroelectric thin films have recently received unprecedented attention due to the need to
miniaturize electronic circuit devices. Synthesis and deposition processes along with …

Magnetic, optoelectronic, and rietveld refined structural properties of Al3+ substituted nanocrystalline Ni-Cu spinel ferrites: An experimental and DFT based study

N Hasan, SS Nishat, S Sadman, MR Shaown… - Journal of Magnetism …, 2023 - Elsevier
Abstract The nanocrystalline Ni 0.7 Cu 0.3 Al x Fe 2-x O 4 (x= 0.00: 0.02: 0.10) are prepared
through the sol–gel auto combustion route. The structural, surface morphology, magnetic …

[HTML][HTML] Microstructural and micro-mechanical investigation of cathodic arc evaporated ZrN/TiN multilayer coatings with varying bilayer thickness

F Frank, C Kainz, M Tkadletz, C Czettl, M Pohler… - Surface and Coatings …, 2022 - Elsevier
Modifying the architecture of multilayer hard coatings allows to adjust the mechanical
properties of these materials for a given application. Within this work, the effect of the bilayer …

Single frequency vertical piezoresponse force microscopy

S Hong - Journal of Applied Physics, 2021 - pubs.aip.org
Piezoresponse force microscopy (PFM) uses a cantilever arm to track the electromechanical
motion of the electric dipole moment to visualize the ferroelectric domain structure, which …

[HTML][HTML] Microstructure and mechanical properties of arc evaporated Ti (Al, Si) N coatings

Y Moritz, C Kainz, M Tkadletz, C Czettl, M Pohler… - Surface and Coatings …, 2021 - Elsevier
Abstract Ti (Al) SiN protective hard coatings are promising candidates for the metal cutting
industry, due to their favorable properties such as a high hardness and good oxidation …

[HTML][HTML] Influence of bias voltage on microstructure, mechanical properties and thermal stability of arc evaporated Cr0. 74Ta0. 26N coatings

C Kainz, M Pohler, GC Gruber, M Tkadletz… - Surface and Coatings …, 2021 - Elsevier
CrTaN coatings were deposited by cathodic arc evaporation and the influence of the bias
voltage on the microstructure, mechanical properties and thermal stability was investigated …

Injection charge assisted polarization reversal in ferroelectric thin films

Y Kim, S Bühlmann, S Hong, SH Kim, K No - Applied physics letters, 2007 - pubs.aip.org
The authors have investigated the polarization reversal on ferroelectric thin films caused by
a grounded tip on 50-nm-thick Pb (Zr, Ti) O 3 films. Backswitching occurred when the …

Tunable multiferroic and forming-free bipolar resistive switching properties in multifunctional BiFeO3 film by doping engineering

HN Mohanty, AK Jena, U Yadav, AK Sahoo… - Journal of Alloys and …, 2021 - Elsevier
The advent of multiferroic-based materials has opened the plethora for high tunable
multifunctional materials and ultra-fast operation for future non-volatile memory technology …