Results 151 to 160 of about 436,268 (347)

A Photonastic Prototissue Capable of Photo‐Mechano‐Chemical Transduction

open access: yesAdvanced Materials, EarlyView.
Mimicking energy transduction in prototissue assemblies remains a challenge of bottom‐up synthetic biology. In this work, prototissues integrating protocells with photothermal gold nanoparticle proto‐organelles and a thermoresponsive polymeric proto‐cortex are developed.
Agostino Galanti   +7 more
wiley   +1 more source

Comparison between tagged MRI and standard cine MRI for evaluation of left ventricular ejection fraction [PDF]

open access: yes, 2018
Global left ventricular function is a prognostic indicator and is used to evaluate therapeutical interventions in patients with heart failure. Regional left ventricular function can be determined with tagged MRI.
Didier, Dominique   +6 more
core  

Particle ejection during mergers of dark matter halos

open access: yes, 2014
Dark matter halos are built from accretion and merging. During merging some of the dark matter particles may be ejected with velocities higher than the escape velocity.
Carucci, Isabella P.   +3 more
core   +1 more source

Association between the exercise ejection fraction response and systolic wall stress in patients with chronic aortic insufficiency. [PDF]

open access: bronze, 1985
Barry Greenberg   +7 more
openalex   +1 more source

Spin Engineering of Dual‐Atom Site Catalysts for Efficient Electrochemical Energy Conversion

open access: yesAdvanced Materials, EarlyView.
This review highlights recent progress in spin engineering of dual‐atom site catalysts (DASCs), emphasizing how spin‐related properties enhance electrocatalytic activity, selectivity, and stability. It summarizes cutting‐edge developments in dual‐atom catalysis, discusses the underlying spin‐catalysis mechanisms and structure–performance relationships,
Dongping Xue   +5 more
wiley   +1 more source

Left ventricular ejection fraction during anaesthetic induction: comparison of rapid-sequence and elective induction [PDF]

open access: bronze, 1986
B Chraemmer-Jørgensen   +3 more
openalex   +1 more source

Triboelectric Nanogenerators Enable Multifunctional Ice Accretion, Melting, and Interfacial Fracture Detection

open access: yesAdvanced Materials, EarlyView.
Water impacting, freezing, melting, and being mechanically removed from the designed dielectric surfaces generates a triboeletric signal that can be used to detect various icing and de‐icing scenarios. The charge transferred directly scales with the interfacial fracture mechanism, further validating triboelectricity as an excellent ice‐detection ...
Kamran Alasvand Zarasvand   +12 more
wiley   +1 more source

Estimation of ejection fraction with ventriculography versus echocardiography in patients referred for cardiac surgery [PDF]

open access: yes, 2016
: Aim: The aim of this study was to compare the estimation of ejection fraction (EF) by ventricuography (VG) and echocardiography (ECHO) in patients referred for surgery and to validate the results by comparison with other published data.
Camilleri, Liberato   +2 more
core  

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