Results 191 to 200 of about 40,538 (255)

Topotactic Phase Transition in Epitaxial La0.7Sr0.3MnO3‐δ Films Induced by Oxygen Getter Assisted Thermal Annealing

open access: yesSmall, Volume 22, Issue 7, 2 February 2026.
The perovskite to brownmillerite topotactic phase transition in La0.7Sr0.3MnO3‐δ thin films is achieved through a simple and efficient thermal vacuum annealing that employs bulk aluminum as an active oxygen getter. STEM reveals surface segregation and cation redistribution, while EELS identifies distinct manganese oxidation states across different ...
Chenyang Yin   +14 more
wiley   +1 more source

Dimensional transport crossovers in thermoelectrics revealed by a simple transport model. [PDF]

open access: yesNat Commun
Zhang X   +6 more
europepmc   +1 more source

Floating zone growth of high‐purity MgO substrate single crystals

open access: yesActa Crystallographica Section B, Volume 82, Issue 1, Page 2-13, February 2026.
High‐purity MgO substrate crystals grown by the optical floating zone technique are demonstrated, which can serve as a foundation for the development of novel device concepts based on epitaxially grown thin films.MgO single crystals with diameters between 3.5 and 5 mm and lengths up to 40 mm were grown by the optical floating zone technique (OFZ ...
Christo Guguschev   +7 more
wiley   +1 more source

Reliability improvement in BaTiO3‐based multilayer ceramic capacitors by incorporating alloying of nickel internal electrodes

open access: yesInternational Journal of Applied Ceramic Technology, Volume 23, Issue 1, February 2026.
Abstract The mechanism of the reliability improvement by alloying Ni internal electrodes of BaTiO3‐based multilayer ceramic capacitors (MLCCs) was studied from two perspectives: electric barrier formation at the electrode‐dielectric interface and diffusion of alloying elements into the bulk dielectric layer.
Marklaw Wu   +3 more
wiley   +1 more source

Mn<sub>3</sub>SnN-Based Antiferromagnetic Tunnel Junction with Giant Tunneling Magnetoresistance and Multi-States: Design and Theoretical Validation. [PDF]

open access: yesAdv Sci (Weinh)
Liu S   +14 more
europepmc   +1 more source

A Data‐Driven Quest for Room‐Temperature Bulk Plastically Deformable Ceramics

open access: yesJournal of the American Ceramic Society, Volume 109, Issue 2, February 2026.
(1) This study presents the first systematic data‐driven analysis of key parameters governing room‐temperature bulk plasticity in ceramics employing a fuzzy inference model. (2) By integrating elastic, structural, and electronic descriptors, it constructs a multiscale parameter space bridging the gap between empirical ductility criteria and atomistic ...
Iwo Słodczyk   +4 more
wiley   +1 more source

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