Results 91 to 100 of about 17,220,730 (291)

Resolving Artifacts in Voltage‐Clamp Experiments with Computational Modeling: An Application to Fast Sodium Current Recordings

open access: yesAdvanced Science, EarlyView.
Patch‐clamp experiments are fundamental to the measurement and understanding of ion currents that underlie physiological functions from neural activity to muscle contraction. Via a mathematical model of the experimental apparatus, this article highlights how artifact effects can be as large as some reported mutation and drug effects, and enables ...
Chon Lok Lei   +8 more
wiley   +1 more source

Secondary Electron Hyperspectral Imaging of Carbons: New Insights and Good Practice Guide

open access: yesAdvanced Science, EarlyView.
Secondary hyperspectral imaging of carbon surfaces is assessed with reference materials and in comparison to standard spectroscopies. Characterization of functional carbon materials from battery research reveals otherwise inaccessible information about the distribution of sp2 and amorphous carbon, as shown in graphite anode and carbon coated lithium ...
James F. Nohl   +22 more
wiley   +1 more source

A Global Approach with Cutoff Exponential Function, Mathematically Well Defined at the Outset, for Calculating the Casimir Energy: The Example of Scalar Field

open access: yesAdvances in High Energy Physics, 2010
A global approach with cutoff exponential functions is used to obtain the Casimir energy of a massless scalar field in the presence of a spherical shell.
M. S. R. Miltão, Franz A. Farias
doaj   +1 more source

Training‐Free Regulation of Grasping by Intracortical Tactile Feedback Designed via S1‐M1 Communication

open access: yesAdvanced Science, EarlyView.
During object grasping in macaques, information flow between the primary sensory cortex (S1) and the primary motor cortex (M1) is modulated by tactile properties of the target. Intracortical micro‐stimulation in S1 reliably evokes M1 responses that resemble those naturally generated during grasping under specific tactile conditions.
Qi Zhang   +9 more
wiley   +1 more source

A Note on the Generalized Relativistic Diffusion Equation

open access: yesMathematics, 2019
We study here a generalization of the time-fractional relativistic diffusion equation based on the application of Caputo fractional derivatives of a function with respect to another function.
Luisa Beghin, Roberto Garra
doaj   +1 more source

Detection of Metal Impurity Particles in Lead‐Acid Battery Electrolyte Based on Lens‐Free Digital Holography Technology

open access: yesAdvanced Science, EarlyView.
This study introduces a lens‐free digital holography (LDH) method for detecting metal impurities in lead‐acid battery electrolytes. Using a green LED and CMOS camera, the technique captures holograms and analyzes reconstruction distances and gray‐scale differences.
Liang Xue   +5 more
wiley   +1 more source

Spin‐Orbit Angular Momentum Conversion in Coupled Nonparaxial Bessel Acoustic Vortices

open access: yesAdvanced Science, EarlyView.
This study gives a formulaic description of the spin‐orbit angular momentum (AM) conversion in coupled fields of two nonparaxial Bessel acoustic vortices. Experimental results of wave field measurements provide compelling evidence for spin‐orbit AM conversion via passive artificial structures.
Di‐Chao Chen   +5 more
wiley   +1 more source

Minimally Invasive, Bioadaptive Multimodal Sensor Probe with Safe Deployment for Real‐Time Acute Compartment Syndrome Diagnosis

open access: yesAdvanced Science, EarlyView.
A soft, minimally invasive multimodal sensor probe integrates intracompartmental pressure, tissue oxygen saturation, and blood flow sensors into a single platform. By enabling precise measurements and capturing correlations among pressure, oxygenation, and vascular dynamics, the system provides a comprehensive physiological assessment, thereby ...
Seung Gi Seo   +19 more
wiley   +1 more source

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