Results 71 to 80 of about 1,085,764 (289)

Micro and Nanostructural Diversity of Lizard Osteoderm Capping Tissue in Relation to Mechanical Performance

open access: yesAdvanced Functional Materials, EarlyView.
This study shows that lizard osteoderm capping tissue is a hyper‐mineralized hydroxyapatite layer consistently covering the superficial osteoderm surface in those species studied here, yet it varies greatly in morphology, nanostructure, and mechanical performance across species.
Adrian Rodriguez‐Palomo   +10 more
wiley   +1 more source

Estado Nutricional da laranja pêra na região central do estado do Goiás avaliada pelas análises foliar e do solo

open access: yesBioscience Journal, 2008
O Brasil ocupa lugar de destaque na citricultura mundial, sendo a laranja Pêra a cultivar mais plantada por atender tanto à indústria quanto ao mercado in natura.
João das Graças Santana   +4 more
doaj  

Computational probabilistic quantification of pro-arrhythmic risk from scar and left-to-right heterogeneity in the human ventricles [PDF]

open access: yes, 2013
Both scar and left-to-right ventricular (LV/RV) differences in repolarization properties have been implicated as risk factors for lethal arrhythmias.
Bueno-Orovio, A.   +2 more
core   +1 more source

Correcting HIRES radial velocities for small systematic errors

open access: yes, 2018
The HIRES spectrograph, mounted on the $10$-m Keck-I telescope, belongs to a small group of radial-velocity (RV) instruments that produce stellar RVs with long-term precision down to $\sim1$ ms$^{-1}$. In $2017$, the HIRES team published $64,480$ RVs of $
Mazeh, Tsevi   +4 more
core   +1 more source

Nano‐ and Micro‐Sized Solid Materials Used as Antiviral Agents

open access: yesAdvanced Functional Materials, EarlyView.
Due to the rise of viral infections in humans and possible viral outbreaks, the use of nano‐ or micro‐sized materials as antiviral agents is rapidly increasing. This review explores their antiviral properties against RNA and DNA viruses, either as a prevention or a treatment tool, by delving into their mechanisms of action and how to properly assess ...
Orfeas‐Evangelos Plastiras   +6 more
wiley   +1 more source

Bridging Language Barriers in Coding: An NLP-Powered Tool for Programming Education in Regional Languages

open access: yesIEEE Access
In the digital age, coding has become a critical skill for improving career prospects and participating in the global economy. However, most educational tools primarily cater to English-speaking learners, limiting access for individuals in rural areas ...
Goutami Sooda   +10 more
doaj   +1 more source

The Blazhko behavior of RV UMa

open access: yes, 2007
RV UMa is one of the most extensively studied RR Lyrae stars showing Blazhko modulation. Its photometric observations cover more than 90 years. The published photoelectric observations of RV UMa obtained at the Konkoly Observatory (Kanyo, 1976) were re ...
Agerer   +59 more
core   +1 more source

Development of a Synthetic 3D Platform for Compartmentalized Kidney In Vitro Disease Modeling

open access: yesAdvanced Healthcare Materials, EarlyView.
A fully synthetic, compartmentalized 3D kidney disease model is introduced. The kidney model combines a PEG‐based hydrogel matrix with anisotropic, enzymatically degradable rod‐shaped microgels to spatially arrange a triple co‐culture of key renal epithelial, endothelial, and fibroblast cells.
Ninon Möhl   +8 more
wiley   +1 more source

Antimicrobial Efficacy of a Taurolidine‐Based Antimicrobial Compound on Contaminated Surfaces Simulated in a Standardized 4‐Field Test

open access: yesAdvanced Healthcare Materials, EarlyView.
As implantable medical devices become indispensable to modern medicine, a silent threat grows alongside them: device‐associated infections. Despite decades of antibiotic innovation, infection rates keep climbing, costing lives and billions in healthcare expenses.
Benito Baldauf   +5 more
wiley   +1 more source

The Bizarre Spectral Variability of Central Stars of Planetary Nebulae

open access: yes, 2007
A radial velocity (RV) survey to detect central stars in binary systems was carried out between 2002 and 2004. De Marco et al. (2004) reported that 10 out of 11 monitored stars exhibited strong RV variability, but periods were not detected.
Bond, Howard E.   +3 more
core  

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