Results 101 to 110 of about 962,165 (321)

A technical and data analytic approach to pressure-volume loops over numerous cardiac cycles

open access: yesJVS - Vascular Science, 2022
Cardiac pressure-volume (PV) loop analysis is the reference standard for studying the cardiovascular implications of clinical perturbations (eg, heart failure, aortic occlusion, hypovolemia) and is a benchmark for comparisons with noninvasive ...
David P. Stonko, MD, MS   +6 more
doaj  

A Chromatic Nanoswitcher for Thermal Monitoring of Cell Metabolism

open access: yesAdvanced Functional Materials, Volume 35, Issue 22, May 29, 2025.
This study presents a novel class of luminescent nanothermometer, chromatic nanoswitcher (ChNS), designed for precise intracellular temperature monitoring. The phase transition‐related optical properties of ChNS enable a high thermal sensitivity in the physical temperature range with a thermal response independent by fluctuations of other physiological
Fengchan Zhang   +13 more
wiley   +1 more source

A swine model of reproducible timed induction of peripheral arterial shunt failure: Developing warning signs of imminent shunt failure

open access: yesJVS - Vascular Science, 2022
Temporary intravascular shunts are used to maintain perfusion in injured vessels, although failure can be unpredictable and lead to significant morbidity.
David P. Stonko, MD, MS   +8 more
doaj  

Ultra‐Fast Non‐Volatile Resistive Switching Devices with Over 512 Distinct and Stable Levels for Memory and Neuromorphic Computing

open access: yesAdvanced Functional Materials, EarlyView.
A materials and device design concept that comprises a self‐assembled ultra‐thin epitaxial ion‐transporting layer, an amorphous oxide overcoat oxygen‐blocking layer, and a partial filament formed during an electroforming step is proposed for low‐current multilevel resistive switching devices.
Ming Xiao   +17 more
wiley   +1 more source

The distribution of shock waves in driven supersonic turbulence [PDF]

open access: yesarXiv, 2000
Supersonic turbulence generates distributions of shock waves. Here, we analyse the shock waves in three-dimensional numerical simulations of uniformly driven supersonic turbulence, with and without magnetohydrodynamics and self-gravity. We can identify the nature of the turbulence by measuring the distribution of the shock strengths.
arxiv  

Enhanced Terahertz Spectroscopy of a Monolayer Transition Metal Dichalcogenide

open access: yesAdvanced Functional Materials, EarlyView.
An ad‐hoc engineered metallic surface is employed to perform enhanced terahertz spectroscopy of a monolayer transition metal dichalcogenide (TMD). Thanks to a local absorption boost of 104, this technique allows for the extraction of the phonon resonance features and effective permittivity of the 2D material, paving the way for the rational design of ...
Xin Jin   +11 more
wiley   +1 more source

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