Results 221 to 230 of about 74,003 (312)

High‐Coercivity Nd2Fe14B/α‐Fe Nanocomposites With Ultrafine Nanocrystalline Structure via Zr‐Induced Synchronous Precipitation

open access: yesRare Metals, EarlyView.
ABSTRACT Nanocomposite permanent magnets with reduced rare‐earth content represent a promising class of materials for next‐generation high‐performance applications. However, asynchronous precipitation of soft and hard magnetic phases often results in grain size mismatch and limited coercivity.
Xiaowei Zhang   +6 more
wiley   +1 more source

Controlling the Functional Properties of K<sub>0.5</sub>Bi<sub>0.5</sub>TiO<sub>3</sub> Ceramics Using E-Poling. [PDF]

open access: yesMaterials (Basel)
Suchanicz J   +16 more
europepmc   +1 more source

Rotational spectroscopy and astronomical search of the HCCSO radical

open access: gold
C. Cabezas   +4 more
openalex   +1 more source

Broad‐Spectral Response Lead Halide Perovskite Solar Cells Through Integration of Multifunctional Organic Bulk‐Heterojunction and Quantum‐Cutting Downconversion Materials

open access: yesRare Metals, EarlyView.
ABSTRACT Expanding near‐infrared (NIR) spectral response and utilizing ultraviolet (UV) photons are effective strategies for enhancing the power conversion efficiency (PCE) of lead halide perovskite solar cells (PSCs). However, the range of NIR spectral response extension and the utilization of UV light for devices are not enough, and the loss of ...
Li He   +9 more
wiley   +1 more source

4D printing of fast‐responsive liquid crystalline elastomers for light‐driven actuators

open access: yesResponsive Materials, EarlyView.
Combining 3D printing with responsive materials, known as 4D printing, enables the fabrication of smart structures with programmable actuation. This study presents a photoresponsive LCE ink for DIW, achieving millisecond‐scale activation under blue light.
Giovanni Simonetti   +6 more
wiley   +1 more source

Ultrabroadband Spacetime Nanoscopy of Terahertz Polaritons in a van der Waals Cavity

open access: yesSmall, EarlyView.
This work introduces SYnchrotron SpaceTimE Mapping (SYSTEM), which captures real‐time evolution of polariton wave packets with ∼10 nm spatial and sub‐100 fs temporal resolution across an ultrabroadband 5 to 50 THz range. Here, SYSTEM directly visualizes the creation, interference, and decay of multiple high‐quality Fabry‐Pérot phonon polariton cavity ...
Lukas Wehmeier   +17 more
wiley   +1 more source

X-ray absorption spectroscopy of FeH+ to aid its identification in astrochemical environments.

open access: yesChem Commun (Camb)
Jin S   +10 more
europepmc   +1 more source

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