Results 171 to 180 of about 5,651 (284)

Giant electromechanical coupling of relaxor ferroelectrics controlled by polar nanoregion vibrations. [PDF]

open access: yesSci Adv, 2016
Manley ME   +8 more
europepmc   +1 more source

Giant Bulk Photovoltaic Effect in Crystal Orientation Restructured Quasi‐Epitaxial BaTiO3 Films on Silicon Substrates

open access: yesSmall, EarlyView.
ABSTRACT The bulk photovoltaic (BPV) effect in ferroelectric (FE) materials enables the direct conversion and exchange of information between the optical and electrical domains in applications such as photonic computing and photodetection. Although the above‐bandgap open‐circuit voltage in the FE BPV effect permits a much higher photovoltage in ...
Wenzhong Ji   +11 more
wiley   +1 more source

High‐Power Performance of Textured Piezoelectric Ceramics Through Synergistic A‐Site Donor and B‐Site Acceptor Doping

open access: yesSmall Methods, EarlyView.
A/B‐site co‐doping combined with templated grain growth enables synergistic defect and domain engineering in textured PIN–PMN–PT ceramics. The approach simultaneously enhances piezoelectric response and mechanical quality factor, achieving a balanced soft–hard characteristic.
Minwoo Kim   +13 more
wiley   +1 more source

Soft modes and ferroelectric order in relaxor ferroelectrics [PDF]

open access: yesActa Crystallographica Section A Foundations of Crystallography, 2002
openaire   +1 more source

On the Interaction of the Photovoltaic Response With Ferroelectric and Magnetic Domains: Magnetoelectric Control of the Photovoltaic Response in BiFeO3 Thin Films

open access: yesSmall Methods, EarlyView.
This study demonstrates tunable photovoltaic responses in pure, polycrystalline BiFeO3 thin films, controlled by external electric and magnetic fields. By aligning ferroelectric domains and leveraging magnetoelectric coupling, the photogeneration is amplified up to seven times.
Luciano Cardoso Dias   +14 more
wiley   +1 more source

Polar nanoregions in Pb(Mg1/3Nb2/3)O3 (PMN): insights from a supercell approach

open access: yesOpen Physics, 2011
Klotins Eriks   +4 more
doaj   +1 more source

Lithium Niobate Quadratic Integrated Nonlinear Photonics: Enabling Ultra‐Wide Bandwidth and Ultrafast Photonic Engines

open access: yesNanophotonics, Volume 15, Issue 9, 13 May 2026.
This perspective surveys emerging quantum and classical photonic applications across operating wavelengths and timescales, highlighting persistent technological gaps in integrated light sources. We examine the unique advantages of quadratic nonlinear photonics on the thin‐film lithium niobate (TFLN) platform and discuss strategies for realizing ...
Meng Tian   +7 more
wiley   +1 more source

Programming Ionic Landscapes: Ferroelectric Liquid Crystals, Dielectric Fields, and Process‐Programmed Assembly for the Future of Solid‐State Batteries

open access: yesBattery Energy, Volume 5, Issue 3, May 2026.
This perspective introduces a paradigm shift from optimizing disordered solid polymer electrolytes to actively programming ion transport architectures by integrating ferroelectric liquid crystals, dielectric engineering, and advanced manufacturing for all‐solid‐state batteries.
Sijie Liu   +4 more
wiley   +1 more source

Mechanisms of Polarity‐Driven and Material‐Dependent Charge Transfer at PVDF/Polymer Interfaces for High‐Performance Triboelectric Nanogenerators

open access: yesCarbon Neutralization, Volume 5, Issue 3, May 2026.
We highly emphasize the polarity‐ and material‐dependent charge transfer mechanisms at polar and nonpolar PVDF/polymer interfaces. Theoretical DFT calculations reveal the quantitative correlation between work function and transfer charge, while experimental TENG measurements confirm the corresponding trend.
Zhe Yang   +11 more
wiley   +1 more source

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