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admin wrote a new post, Intrinsic structural instabilities of domain walls driven by gradient coupling: Meandering antiferrodistortive-ferroelectric domain walls in BiFeO3 – Article 15 3 years, 6 months ago
Abstract: Using the Landau-Ginzburg-Devonshire approach, we predict the intrinsic instability of the ferroelectric-ferroelastic domain walls in the multiferroic BiFeO3 emerging from the interplay between the gr[…]
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admin wrote a new post, Optical, Dielectric and Magnetic Properties of La1−xNdxFeO3 Powders and Ceramics – Article 14 3 years, 6 months ago
Abstract: Nanocrystalline La1−xNdxFeO3 powders with different concentrations of Nd3+ have been synthesized using a modified Pechini method. Their structures were studied by X-ray powder diffraction (XRD). Fur[…]
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admin wrote a new post, Integer quantum Hall effect in graphene channel with p-n junction at domain wall in a strained ferroelectric film – Article 13 3 years, 6 months ago
Abstract: We revealed that 180° domain walls in a strained ferroelectric film can induce p-n junctions in a graphene channel and lead to the nontrivial temperature and gate voltage dependences of the p[…]
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admin wrote a new post, Anomalies of phase diagrams and physical properties of antiferrodistortive perovskite oxides – Article 12 3 years, 6 months ago
Abstract: The influence of rotomagnetic (RM), rotoelectric (RE) and magnetoelectric (ME) coupling on phase diagram and properties of antiferrodistortive (AFD) perovskite oxides was reviewed. The main examples we c[…]
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admin wrote a new post, Analytical description of domain morphology and phase diagrams of ferroelectric nanoparticles – Article 11 3 years, 6 months ago
Abstract: Analytical description of domain structure morphology and phase diagrams of ferroelectric nanoparticles is developed in the framework of Landau-Ginzburg-Devonshire approach. To model realistic conditions[…]
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admin wrote a new post, Temperature behavior of graphene conductance induced by piezoelectric effect in a ferroelectric substrate – Article 10 3 years, 6 months ago
Abstract: Graphene on a ferroelectric can be a promising candidate to create advanced field effect transistors, modulators and electrical transducers. Recently we have shown that alternating “up” and “down” piezoel[…]
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admin wrote a new post, Synthesis of BiFeO3-Powders by Sol-Gel Process – Article 9 3 years, 6 months ago
Abstract: The present work aims to design and study novel functional materials with multiferroic properties required in electric applications, such as magnetic and magnetoresistive sensors, actuators, microwave[…]
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admin wrote a new post, Structure and piezoelectric properties of Sm-doped BiFeO3 ceramics near the morphotropic phase boundary – Article 8 3 years, 6 months ago
Abstract: The evolution of crystal structure and piezoelectric properties of the Bi1-xSmxFeO3 ceramics with compositions corresponding to the phase boundary region between the polar rhombohedral and anti-polar[…]
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admin wrote a new post, Fixed Volume Effect on Polar Properties and Phase Diagrams of Ferroelectric Semi-ellipsoidal Nanoparticles – Article 7 3 years, 6 months ago
Abstract: For advanced applications in modern industry, it is very important to reduce the volume of ferroelectric nanoparticles without serious deterioration of their polar properties. In many practically[…]
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admin wrote a new post, Rotomagnetic coupling in fine-grained multiferroic BiFeO3: Theory and experiment – Article 6 3 years, 6 months ago
Abstract: Using Landau-Ginzburg-Devonshire (LGD) theory for BiFeO3 dense fine-grained ceramics with quasispherical grains and nanosized intergrain spaces enriched by elastic defects, we calculated a surprisingly[…]
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admin wrote a new post, Nontrivial temperature behavior of the carrier concentration in graphene on ferroelectric substrate with domain walls – Article 5 3 years, 6 months ago
Abstract: This work explores a nontrivial temperature behavior of the carriers concentration, which governs the conductance of the graphene channel on ferroelectric substrate with domain walls that is a basic[…]
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admin wrote a new post, Polar-antipolar transition and weak ferromagnetism in Mn-doped Bi0.86La0.14FeO3 – Article 4 3 years, 6 months ago
Abstract: Having been considered as a prime example of a room-temperature magnetoelectric multiferroic, BiFeO3 continues to attract much interest. Since functional properties of this material can be effectively[…]
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admin wrote a new post, Local electromechanical characterization of Pr doped BiFeO3 ceramics – Article 3 3 years, 6 months ago
Abstract: Local electromechanical (EM) measurements were performed in Pr doped BiFeO3(BPFO) ceramics via piezoresponse force microscopy (PFM). The results revealed that local EM response was different from the[…]
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admin wrote a new post, Magnetic and dipole moments in indium doped barium hexaferrites – Article 2 3 years, 6 months ago
Abstract: Crystal and magnetic structure of the doped BaFe12−xInxO19 samples were refined by the results of investigations using high resolution neutron powder diffraction and vibration sample magnetometry at di[…]
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admin wrote a new post, Flexoelectricity induced spatially modulated phases in ferroics and liquid crystals – Article 1 3 years, 6 months ago
Abstract: In the review we briefly analyze the state-of-art in the theory of flexoelectric phenomena and analyze how significantly the flexoelectric coupling can change the polar order parameter distribution in[…]
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admin wrote a new post, Lower Silesian Science Festival in Wrocław – online edition 3 years, 7 months ago
Our TransFerr team members Katarzyna Lenczewska and Katarzyna Hałubek-Głuchowska together with Mikołaj Łukaszewicz from the Institute of Low Temperature and Structure Research (ILTSR) took part in the 23rd edition[…]
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admin dodał wydarzenie XVII Electroceramics conference 3 years, 9 months ago
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