Results 61 to 70 of about 4,290,469 (326)

Comprehensive experimental analysis of nonlinear dynamics in an optically-injected semiconductor laser [PDF]

open access: yes, 2011
We present the first comprehensive experimental study, to our knowledge, of the routes between nonlinear dynamics induced in a semiconductor laser under external optical injection based on an analysis of time-averaged measurements of the optical and RF ...
Adams, Michael J   +3 more
core   +2 more sources

Multiplication and division of the orbital angular momentum of light with diffractive transformation optics [PDF]

open access: yes, 2019
We present a method to efficiently multiply or divide the orbital angular momentum (OAM) of light beams using a sequence of two optical elements. The key-element is represented by an optical transformation mapping the azimuthal phase gradient of the ...
Massari, Michele   +2 more
core   +2 more sources

Design and analysis of a general data evaluation system based on social networks

open access: yesEURASIP Journal on Wireless Communications and Networking, 2018
A social network is a social structure with a set of social actors and other social interactions between actors. The social network supports a set of methods to explain the structure of whole social entities as well as a variety of theories in these ...
Hongyan Li   +3 more
doaj   +1 more source

Ectopic foci do not co‐locate with ventricular epicardial stretch during early acute regional ischemia in isolated pig hearts

open access: yesPhysiological Reports, 2022
Ectopic activation during early acute regional ischemia may initiate fatal reentrant arrhythmias. However, the origin of this ectopy remains poorly understood.
Hanyu Zhang   +3 more
doaj   +1 more source

Exponential localization in one-dimensional quasiperiodic optical lattices

open access: yes, 2009
We investigate the localization properties of a one-dimensional bichromatic optical lattice in the tight binding regime, by discussing how exponentially localized states emerge upon changing the degree of commensurability. We also review the mapping onto
Aubry S   +6 more
core   +1 more source

Brain Mapping: New Wave Optical Imaging [PDF]

open access: yesCurrent Biology, 2003
Optical imaging of intrinsic signals is widely used for high-resolution brain mapping in various animal species. A new approach using continuous data acquisition and Fourier decomposition of the signal allows for much faster mapping, opening up the possibility of applying this method to new experimental questions.
Mrsic-Flogel, Thomas D.   +2 more
openaire   +4 more sources

Methodology for Cross-Talk Elimination in Simultaneous Voltage and Calcium Optical Mapping Measurements With Semasbestic Wavelengths

open access: yesFrontiers in Physiology, 2022
Most cardiac arrhythmias at the whole heart level result from alteration of cell membrane ionic channels and intracellular calcium concentration ([Ca2+]i) cycling with emerging spatiotemporal behavior through tissue-level coupling.
Ilija Uzelac   +7 more
doaj   +1 more source

Optical mapping of human embryonic stem cell-derived cardiomyocyte graft electrical activity in injured hearts

open access: yesStem cell research & therapeutics, 2020
Human embryonic stem cell-derived cardiomyocytes (hESC-CMs) show tremendous promise for cardiac regeneration, but the successful development of hESC-CM-based therapies requires improved tools to investigate their electrical behavior in recipient hearts ...
Dominic Filice   +14 more
semanticscholar   +1 more source

OMGS: Optical Map-based Genome Scaffolding [PDF]

open access: yesJournal of Computational Biology, 2019
AbstractDue to the current limitations of sequencing technologies,de novogenome assembly is typically carried out in two stages, namely contig (sequence) assembly and scaffolding. While scaffolding is computationally easier than sequence assembly, the scaffolding problem can be challenging due to the high repetitive content of eukaryotic genomes ...
Pan, Weihua   +2 more
openaire   +4 more sources

The MedSupport Multilevel Intervention to Enhance Support for Pediatric Medication Adherence: Development and Feasibility Testing

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction We developed MedSupport, a multilevel medication adherence intervention designed to address root barriers to medication adherence. This study sought to explore the feasibility and acceptability of the MedSupport intervention strategies to support a future full‐scale randomized controlled trial.
Elizabeth G. Bouchard   +8 more
wiley   +1 more source

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