Results 101 to 110 of about 24,984 (265)

A Printed Hydrogel Hybrid Electronic System With Thermoresponsive Adhesion for Neurophysiological Monitoring

open access: yesAdvanced Science, EarlyView.
This work develops a soft hybrid electronic system with printed thermoresponsive hydrogel electrodes, which enables high‐fidelity neural signal acquisition and stimulation. The system precisely assesses median and ulnar nerve injuries in clinical cases, realizing accurate diagnosis of neural impairment while ensuring customized adhesion regulation ...
Bo Pang   +13 more
wiley   +1 more source

Detecting advanced liver fibrosis using ultrasound shear wave velocity measurement in the general population. [PDF]

open access: yesQuant Imaging Med Surg, 2023
Kirino S   +22 more
europepmc   +1 more source

Chemically Gradient Ordered Nanodomains Enable Large Tensile Ductility in Gigapascal Lightweight Refractory High‐Entropy Alloys

open access: yesAdvanced Science, EarlyView.
A high‐strength lightweight refractory high‐entropy alloy achieves extraordinary ductility owing to the introduction of coherent chemically gradient ordered nanodomains (CGONs). The CGONs not only serve as effective barriers to dislocation motion (strengthening) but also significantly promote dislocation nucleation and multiplication (ductilizing) upon
Wei Zhang   +3 more
wiley   +1 more source

Ultrafast Optoacoustics Reveals Intricate 3D Anisotropic Elasticity in Nanocrystalline Membranes

open access: yesAdvanced Science, EarlyView.
Ultrafast optoacoustic spectroscopy combined with a Sagnac interferometer enables non‐contact, simultaneous characterization of thickness and the full three‐dimensional anisotropic elastic constants in freestanding nanocrystalline copper membranes. By capturing gigahertz Lamb waves and zero‐group‐velocity resonances followed by SAFE‐GA inversion, the ...
Shuchang Zhang   +11 more
wiley   +1 more source

Prediction of Shear Wave velocity for carbonate rocks

open access: yesIraqi Journal of Chemical and Petroleum Engineering, 2015
In many oil fields only the BHC logs (borehole compensated sonic tool) are available to provide interval transit time (Δtp), the reciprocal of compressional wave velocity VP.
Wafa M. Al-Kattan
doaj  

Analysis of the Multicollinearity of Regression Equations of Shear Wave Velocities

open access: yesSoils and Foundations, 1992
ABSTRACT The multiple regression model with parameters of N-value and depth implies a form of shear wave velocity with a specific physical meaning, but these two parameters are not independent of each other. The research introduced statistical analysis techniques of the stepwise selection, the “rule of thumb” test, and the “RSM” test to overcome the ...
openaire   +2 more sources

Real‐Time Investigation of Interfacial Evolution in Electrochemical Energy Storage Systems via EQCM

open access: yesAdvanced Science, EarlyView.
Understanding the electrode/electrolyte interface (EEI) is crucial for supercapacitors and batteries. EQCM, by enabling real‐time monitoring of mass changes during charge–discharge cycles, has evolved into a vital method for analysis of EEI. It provides important insights into charge‐storage mechanisms, electrode structural evolution, ion‐transfer ...
Zixuan Wang, Situo Cheng, Guang Feng
wiley   +1 more source

Shear-wave velocity prediction in organic-rich rocks incorporating kerogen morphology and pore geometry

open access: yesFrontiers in Earth Science
Conventional rock-physics models often neglect the coupled effects of kerogen morphology and pore geometry on elastic-wave propagation when estimating shear-wave velocity in organic-rich rocks. To address this limitation, this study proposes a shear-wave
Zhiqiang Lu   +8 more
doaj   +1 more source

Multiscale Coupling From Mastication to Retronasal Aroma Perception: The PG‐DTCFN Model and Multiphysics Simulation

open access: yesAdvanced Science, EarlyView.
Using grilled lamb skewers as a model system, this work builds a multiscale coupling framework from oral processing to retronasal aroma perception, reveals dual‐kinetic release patterns and Electroencephalogram‐characterized central encoding features, and proposes an interpretable physics‐guided deep learning model validated by multiphysics simulation,
Che Shen   +12 more
wiley   +1 more source

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