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Ultrafast Electric Field-Induced Phase Transition in Bulk Bi0.5Na0.5TiO3 under High-Intensity Terahertz Irradiation
(American Chemical Society (ACS), 2020-12)
Ultrafast polarization switching is being considered for the next generation of ferroelectric-based devices. Recently, the dynamics of the field-induced transitions associated with this switching have been difficult to ...
Characterization of microwave and terahertz dielectric properties of single crystal La2Ti2O7 along one single direction
(Elsevier, 2021-08-01)
New generation wireless communication systems require characterisations of dielectric permittivity and loss tangent at microwave and terahertz bands. La2Ti2O7 is a candidate material for microwave application. However, all ...
Terahertz probing of low temperature degradation in zirconia bio‐ceramics
(Wiley, 2021-09-19)
ZrO2-based ceramics are widely used in biomedical applications due to its color, biocompatibility, and excellent mechanical properties. However, low-temperature degradation (LTD) introduces a potential risk for long-term ...
Terahertz Reading of Ferroelectric Domain Wall Dielectric Switching
(American Chemical Society (ACS), 2021-03)
Ferroelectric domain walls (DWs) are important nanoscale interfaces between two domains. It is widely accepted that ferroelectric domain walls work idly at terahertz (THz) frequencies, consequently discouraging efforts to ...
Structure and dielectric properties of double A-site doped bismuth sodium titanate relaxor ferroelectrics for high power energy storage applications
(Royal Society of Chemistry, 2020-01-01)
The structural and dielectric properties of barium/strontium substituted Bi0.5Na0.5TiO3 were examined in compositions of general formula (Ba0.4Sr0.6TiO3)x(Bi0.5Na0.5TiO3)1−x. An average classic cubic perovskite structure ...
Multiscale understanding of electric polarization in poly(vinylidene fluoride)-based ferroelectric polymers
(Royal Society of Chemistry, 2020-01-01)
Poly(vinylidene fluoride) (PVDF) and PVDF-based copolymers with trifluoroethylene (PVDF-TrFE) have attracted considerable academic and industrial interest due to their ferroelectric properties, which are only present in ...