Results 161 to 170 of about 268,571 (299)

Marine Radar [PDF]

open access: bronze, 1949
C. B. Osborne
openalex   +1 more source

Ultra‐Low Operating Voltage Memristors Based on Plating/Stripping Reactions

open access: yesAdvanced Science, EarlyView.
A plating/stripping memristor exhibits mV‐level redox switching, high endurance, and ultralow‐voltage operation. The system supports gradual conductance evolution and enables 4‐bit pulse‐coded reservoir computing, offering a physically interpretable platform for neuromorphic processing based on interfacial electrochemical kinetics.
Lingbo Yao   +4 more
wiley   +1 more source

High Electrical Conductivity Induced by Surface Confinement Effect in Heterostructured Multifunctional Nanofiber Composite Films for Low‐Reflection Electromagnetic Interference Shielding

open access: yesAdvanced Science, EarlyView.
Spray‐coated PVA‐co‐PE/AgNW/MXene films achieve 60.2 dB EMI shielding (8–20 GHz) with low reflection (R = 0.13) at 5.4 wt.% loading. The 3D conductive network enhances absorption, while the film offers high strength (18.33 MPa), Joule heating, photothermal conversion, flexibility, and flame resistance.
Dechang Tao   +8 more
wiley   +1 more source

Hierarchically Porous Multiphase Si‐Based Ceramics with Synergistic Electromagnetic Wave Absorption Mechanisms

open access: yesAdvanced Science, EarlyView.
A novel multiphase Si‐based ceramic material with hierarchical porosity is devised via one‐step etching activation of carbon‐rich polycarbosilane ceramics. Integrating free carbon, SiC crystals, amorphous SiOC, and engineered porosity, the material surprisingly achieves exceptional electromagnetic absorption performance, offering new insights into the ...
Jiaojiao Jiang   +5 more
wiley   +1 more source

Clay‐Mineral‐Coated Separators for Lithium‐Ion Batteries: Exploring the Relationships between Clay Mineral Morphology and Separator Performance

open access: yesAdvanced Science, EarlyView.
This review examines how coating Li‐ion battery separators with 1D, 2D, and 3D structured natural clay minerals influences their electrochemical and mechanical performance. It classifies 15 types of clay minerals and highlights structure–property correlations to offer practical design strategies for high‐performance separators in next‐generation energy
Inseo Ko   +6 more
wiley   +1 more source

Respi-Radar: a tool to monitor respiratory infections, Belgium, winter season 2023/24. [PDF]

open access: yesEuro Surveill
De Muylder G   +9 more
europepmc   +1 more source

Radar and Visibility Distance [PDF]

open access: bronze, 1958
Harald Koschmieder, G. Simeon
openalex   +1 more source

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