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admin wrote a new post, Causal analysis of competing atomistic mechanisms in ferroelectric materials from high-resolution scanning transmission electron microscopy data – Article 38 4 years, 1 month ago
Abstract: Machine learning has emerged as a powerful tool for the analysis of mesoscopic and atomically resolved images and spectroscopy in electron and scanning probe microscopy, with the applications ranging from[…]
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admin wrote a new post, Melting of spatially modulated phases at domain wall/surface junctions in antiferrodistortive multiferroics – Article 37 4 years, 1 month ago
Abstract: A physical understanding of the nature of spatially modulated phases (SMPs) in rare-earth-doped antiferrodistortive (AFD) multiferroics and how they behave close to surfaces and interfaces is lacking.[…]
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admin wrote a new post, Flexoinduced ferroelectricity in low-dimensional transition metal dichalcogenides – Article 36 4 years, 1 month ago
Abstract: We developed a Landau-type theory for the description of polar phenomena in low-dimensional transition metal dichalcogenides (TMDs), specifically exploring the flexoelectric origin of the polarization[…]
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admin wrote a new post, Evolution of the crystal structure and magnetic properties of Sm-doped BiFeO3 ceramics across the phase boundary region – Article 41 4 years, 2 months ago
Abstract: Samarium doped BiFeO3 compounds having nano-size crystallites were prepared by the ethylene glycol assisted sol-gel synthesis method. X-ray diffraction and SEM measurements as well as Raman spectroscopy[…]
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admin wrote a new post, A Facile Synthesis and Characterization of Highly Crystalline Submicro-Sized BiFeO3 – Article 35 4 years, 2 months ago
Abstract: In this study, a highly crystalline bismuth ferrite (BFO) powder was synthesized using a novel, very simple, and cost-effective synthetic approach. It was demonstrated that the optimal annealing[…]
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admin wrote a new post, Strain-polarization coupling mechanism of enhanced conductivity at the grain boundaries in BiFeO3 thin films – Article 34 4 years, 2 months ago
Abstract: Charge transport across the interfaces in complex oxides attracts a lot of attention because it allows creating novel functionalities useful for device applications. It has been observed that movable[…]
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admin wrote a new post, Piezoelectric domain walls in van der Waals antiferroelectric CuInP2Se6 – Article 33 4 years, 2 months ago
Abstract: Polar van der Waals chalcogenophosphates exhibit unique properties, such as negative electrostriction and multi-well ferrielectricity, and enable combining dielectric and 2D electronic materials. Using[…]
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admin wrote a new post, Investigation of Local Conduction Mechanisms in Ca and Ti-Doped BiFeO3 Using Scanning Probe Microscopy Approach – Article 32 4 years, 2 months ago
Abstract: In this work we demonstrate the role of grain boundaries and domain walls in the local transport properties of n- and p-doped bismuth ferrites, including the influence of these singularities on the space[…]
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admin wrote a new post, Phase diagrams of single-layer two-dimensional transition metal dichalcogenides: Landau theory – Article 31 4 years, 2 months ago
Abstract: Single layer (SL) two-dimensional transition metal dichalcogenides (TMDs), such as MoS2, ReS2, WSe2, and MoTe2 have now become the focus of intensive fundamental and applied research due to their[…]
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admin wrote a new post, Origin of Ferroelectricity and Multiferroicity in Binary Oxide Thin Films – Article 30 4 years, 2 months ago
Abstract: The observation of ferroelectric, ferromagnetic and ferroelastic phases in thin films of binary oxides attracts the broad interest of scientists and engineers. However, the theoretical consideration of[…]
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admin wrote a new post, Magnetic Properties of La0.9A0.1MnO3 (A: Li, Na, K) Nanopowders and Nanoceramics – Article 29 4 years, 2 months ago
Abstract: Nanocrystalline La0.9A0.1MnO3 (where A is Li, Na, K) powders were synthesized by a combustion method. The powders used to prepare nanoceramics were fabricated via a high-temperature sintering method. The[…]
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admin wrote a new post, Nanoscale ferroelectricity in pseudo-cubic sol-gel derived barium titanate – bismuth ferrite (BaTiO3 – BiFeO3) solid solutions – Article 28 4 years, 2 months ago
Abstract: Single phase barium titanate–bismuth ferrite ((1-x)BaTiO3-(x)BiFeO3, BTO-BFO) solid solutions were prepared using citric acid and ethylene glycol assisted sol-gel synthesis method. Depending on the d[…]
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admin wrote a new post, Nontrivial magnetic field related phenomena in the single-layer graphene on ferroelectric substrate – Article 27 4 years, 2 months ago
Abstract: The review is focused on our predictions of nontrivial physical phenomena taking place in the nanostructure single-layer graphene on ferroelectric substrate, which are related with magnetic field. In[…]
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admin wrote a new post, Gate-Voltage Control of Quantum Yield in Monolayer Transition-Metal Dichalcogenide – Article 26 4 years, 2 months ago
Abstract: Two-dimensional (2D) transition-metal dichalcogenide (TMD) monolayers, which reveal remarkable semiconductor properties, are the subject of active experimental research. It should be noted that, unlike[…]
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admin wrote a new post, Structural Properties of BiFeO3 and Bi0,9La0,1FeO3 Powders Synthesized by Sol-Gel Process – Article 25 4 years, 2 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, Possible Electrochemical Origin of Ferroelectricity in HfO2 Thin Films – Article 24 4 years, 2 months ago
Abstract: Recent observations of unusual ferroelectricity in thin films of HfO2 and related materials has attracted broad interest to the materials and led to the emergence of a number of competing models for[…]
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admin wrote a new post, Analytical description of the size effect on pyroelectric and electrocaloric properties of ferroelectric nanoparticles – Article 23 4 years, 2 months ago
Abstract: Using Landau-Ginzburg-Devonshire theory and effective medium approximation, we analytically calculate typical dependences of the pyroelectric and electrocaloric coefficients on external electric field,[…]
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admin wrote a new post, Mapping gradient-driven morphological phase transition at the conductive domain walls of strained multiferroic films – Article 22 4 years, 2 months ago
Abstract: The coupling between antiferrodistortion (AFD) and ferroelectric (FE) polarization, universal for all tilted perovskite multiferroics, is known to strongly correlate with domain wall functionalities in[…]
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admin wrote a new post, Novel synthetic approach to the preparation of single-phase BixLa1−xMnO3+δ solid solutions – Article 21 4 years, 2 months ago
Abstract: In this study, the BixLa1−xMnO3+δ solid solutions (x from 0 to 0.65) were synthesized using sol–gel combustion method with citric acid as a fuel and complexing agent. It was shown that changes in chemic[…]
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admin wrote a new post, Ferromagnetic-like behavior of Bi0.9La0.1FeO3–KBr nanocomposites – Article 20 4 years, 2 months ago
Abstract: We studied magnetostatic response of the Bi0.9La0.1FeO3– KBr composites (BLFO-KBr) consisting of nanosized (≈100 nm) ferrite Bi0.9La0.1FeO3 (BLFO) conjugated with fine grinded ionic conducting KBr. When t[…]
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