Results 191 to 200 of about 292,067 (328)

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

Soft modes and ferroelectric order in relaxor ferroelectrics [PDF]

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

Ultrafast Electro‐Optical Response of Polymer‐Dispersed Liquid Crystals with Ferroelectric Nematic Liquid Crystal in Light Transmission to Light Scattering Switching

open access: yesMacromolecular Materials and Engineering, EarlyView.
Polymer‐dispersed liquid crystals (PDLCs) are electro‐optical functional materials capable of switching between light‐transmitting and light‐scattering states. We successfully fabricated a PDLC for the first time using ferroelectric nematic liquid crystal (FNLC) with high polar and spontaneous polarization.
Raita Takahashi   +5 more
wiley   +1 more source

Effect of Fe Doping on the Structural, Morphological, Optical, and Magnetic Properties of Ca2InTaO6 Double Perovskite

open access: yesphysica status solidi (b), EarlyView.
Fe‐doped Ca2InTaO6 double perovskites are synthesized via solid‐state reaction and systematically investigated. Rietveld refinement confirms orthorhombic Pbnm structure, while optical studies reveal a bandgap narrowing from 3.31 to 2.84 eV. Photoluminescence spectra exhibit strong red emission at 671 nm with optimal intensity at 10 mol% Fe ...
Vanthini Nelson Adoons   +6 more
wiley   +1 more source

Uncovering Exotic Topological Quantum States in Pure and Magnetically‐Doped Pyrite OsS2

open access: yesAdvanced Quantum Technologies, EarlyView.
Pyrite‐structured OsS2 is identified as a fragile topological insulator with an unprecedented 602 meV bandgap, featuring helical surface states and van Hove singularities amenable to ARPES verification. Magnetic doping with Pd, Fe, Ni, or Co induces phase transitions to strong topological insulators, semimetals, 3D quantum anomalous Hall insulators ...
Ali Sufyan   +9 more
wiley   +1 more source

Fabrication and characteristics of relaxor ferroelectric PZN-PZT (53/47) thin films by a MOD process [PDF]

open access: diamond, 2009
Xiyun He   +5 more
openalex   +1 more source

Realizing Ultrahigh Dielectric Constant With Ultrawide Temperature Stability in Dual‐Phase BNT‐BST Ceramics by SPS Sintering

open access: yesRare Metals, EarlyView.
ABSTRACT Ceramic capacitors are critical components in advanced electronic devices, primarily due to their multi‐functionalities in energy/information storage and conversion. However, poor temperature stability remains a long‐standing challenge for practical applications, especially at extremely high‐ or low‐temperature conditions (e.g., > 200°C or ...
Zhi‐Peng Li   +7 more
wiley   +1 more source

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