Results 81 to 90 of about 3,936,156 (225)

Demonstration of Pressure Wave Observation by Acousto-Optic Sensing Using a Self-Mixing Interferometer. [PDF]

open access: yesSensors (Basel), 2023
Maqueda S   +6 more
europepmc   +1 more source

Strong Lead‐Free Bioinspired Piezoceramics for Durable Energy Transducers

open access: yesAdvanced Functional Materials, EarlyView.
We fabricated brick‐and‐mortar lead‐free piezoceramics with Bi0.5Na0.5TiO3 monocrystal platelets as bricks and amorphous silica as mortar. The alignment of the bricks and the presence of the amorphous silica led to anisotropic residual stresses. These residual stresses increase the samples toughness, strength and durability while the brick alignment ...
Ruxue Yang   +12 more
wiley   +1 more source

Pure ballistic sonic pressure wave lung injury on computed tomography (CT) and plain radiograph. [PDF]

open access: yesRadiol Case Rep, 2023
Hanapiah FM   +6 more
europepmc   +1 more source

An Edible Chitosan‐Based Acoustic Sensor for Sound‐Responsive Actuation in Edible Robots

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces an edible acoustic sensor for robotic food and edible robotics. Built from a chitosan piezoelectric film between gold electrodes, the sensor enables acoustic communication through ON/OFF keying. Integrated into an edible robot with pneumatically actuated arms and neck, it responds to high‐frequency tones.
Valerio Francesco Annese   +8 more
wiley   +1 more source

Gradient‐Conductivity Architecture Enables Synchronous Enhancement of Sensitivity and Detection Range in Multifunctional All‐Paper Sensors

open access: yesAdvanced Functional Materials, EarlyView.
A gradient‐engineered all‐paper sensor is fabricated by integrating MXene and in situ grown AgNPs within hierarchical cellulose networks. The device breaks the sensitivity–detection range trade‐off through cascaded conductive pathways, enabling ultrahigh pressure sensitivity, humidity–pressure decoupled dual‐mode sensing, and outstanding EMI shielding,
Ao Li   +7 more
wiley   +1 more source

Electrostatic waves in pressure waves bounding solar wind stream interaction regions

open access: yes地球与行星物理论评
The solar wind stream interaction region is bounded by a pair of forward-reverse pressure waves that commonly steepen into forward and reverse shock waves at large heliocentric distances.
Xianghan Wang, Jianpeng Guo
doaj   +1 more source

Bone‐Inspired Recyclable Composites for Damage‐Tolerant Circular Materials

open access: yesAdvanced Functional Materials, EarlyView.
Bone‐inspired architected composites are developed by combining osteon‐like reinforcements with a recyclable Elium thermoplastic matrix. The hierarchical architecture redirects cracks and promotes energy dissipation, while enabling recovery of intact, aligned, load‐bearing reinforcement units that retain their original stiffness, revealing a route ...
Alessandro Stagni   +4 more
wiley   +1 more source

A Pressure Wave-Based Approach for Assessing Evolving Disruption Risks in Cluster Supply Chain Under Bidirectional Propagation

open access: yesIEEE Access
Supply chain (SC) disruption risk assessment has attracted extensive attention, yet important gaps remain. Existing studies typically examine either forward or backward propagation, whereas in reality disruptions can spread simultaneously in both ...
Ming Liu, Jiawei Zhang, Yueyu Ding
doaj   +1 more source

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