Results 121 to 130 of about 1,804,876 (381)

Biologically‐Inspired Melt Electrowriting for the Generation of Highly Biomimetic Functional Myocardium

open access: yesAdvanced Functional Materials, EarlyView.
In this work, melt electrowriting is used to fabricate a 3D printed scaffold design that generates engineered cardiac tissues with in‐plane contraction, mimicking natural myocardium. It is shown that these tissues display advanced maturation and functionality.
Olalla Iglesias‐García   +23 more
wiley   +1 more source

Unveiling the Vascular Mechanisms Behind Long‐Term Effects of Coarctation Treatment Using Pulse Wave Dynamics

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease, 2019
See Article by Martins et al and Kowalski et ...
Bernhard Hametner   +2 more
doaj   +1 more source

Electromagnetic Pulse Propagation over Nonuniform Earth Surface: Numerical Simulation [PDF]

open access: yesarXiv, 2007
We simulate EM pulse propagation along the nonuniform earth surface using so called time-domain parabolic equation. To solve it by finite differences, we introduce a time-domain analog of the impedance boundary condition and a nonlocal BC of transparency reducing open computational domain to a strip of finite width.
arxiv  

Attosecond streaking enables the measurement of quantum phase

open access: yes, 2010
Attosecond streaking, as a measurement technique, was originally conceived as a means to characterize attosecond light pulses, which is a good approximation if the relevant transition matrix elements are approximately constant within the bandwidth of the
Gagnon, Justin   +3 more
core   +1 more source

Photoacoustic microscopy of blood pulse wave [PDF]

open access: yes, 2012
Blood pulse wave velocity (PWV) is an important physiological parameter that characterizes vascular stiffness. In this letter, we present electrocardiogram-synchronized, photoacoustic microscopy for noninvasive quantification of the PWV in the peripheral
Hu, Song   +3 more
core   +1 more source

Electric Pulse Regulated MXene Based Nanozymes for Integrative Bioelectricity Immuno‐Cancer Therapy

open access: yesAdvanced Functional Materials, EarlyView.
MXenzyme‐mediated bioelectricity cancer therapy (MXenzyme‐BECT) enhances cancer cell death through irreversible depolarization, ion channel disruption, ROS generation, and immunogenic cell death. Computational simulations reveal the electrical mechanisms by which MXenzyme acts on single cells and support to predict treatment parameters. Next‐generation
Sanghee Lee   +6 more
wiley   +1 more source

Arteriovenous Oscillometric Plethysmography for Fistula Functional Testing

open access: yesKidney & Blood Pressure Research
Introduction: The aim of the presented prospective observational study was to evaluate the effect of fistula flow on peripheral wave morphology and pulse wave velocity by means of the oscillometric Vicorder®-device with the purpose of fistula ...
Veit Busch   +6 more
doaj   +1 more source

Wave breaking in the short-pulse equation [PDF]

open access: yes, 1999
Sufficient conditions for wave breaking are found for the short-pulse equation describing wave packets of few cycles on the ultra-short pulse scale. The analysis relies on the method of characteristics and conserved quantities of the short-pulse equation
Bogolubsky, I L   +4 more
core   +3 more sources

Shape‐Reconfigurable Crack‐Based Strain Sensor with Ultrahigh and Tunable Sensitivity

open access: yesAdvanced Functional Materials, EarlyView.
A highly sensitive crack‐based sensor with tunable strain detection capabilities is demonstrated through controlled nanocrack formation in a line‐patterned shape memory polymer substrate. The sensor design integrates thermoplastic polyurethane and poly(lactic acid), enabling thermo‐responsive reconfiguration of crack geometry.
Seungjae Lee   +10 more
wiley   +1 more source

Investigation of pulse shape characteristics on the laser ablation dynamics of TiN coatings in the ns regime [PDF]

open access: yes, 2015
n this work, the ablation dynamics of TiN coating with a ns-pulsed fibre laser in a wide range of pulse durations were studied. Critical time instances within the pulse duration were assessed by reflected pulse analysis.
DEMIR, ALI GOKHAN   +3 more
core   +1 more source

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