Results 81 to 90 of about 16,113,337 (300)

Experimental investigation of glass-carbon/epoxy hybrid composites subjected to low velocity impact test [PDF]

open access: yesFME Transactions, 2018
Hybrid composites with multiple reinforcements of high strength are very popular for many engineering applications, especially for impact resistance. In the present work, we report the development of the glasscarbon/ epoxy hybrid composites using hand ...
Venkategowda C.   +3 more
doaj  

Protocol for quantifying miRNA trafficking across the endosomal membrane

open access: yesFEBS Open Bio, EarlyView.
An in vitro protocol measures miRNA uptake into endosomes isolated from mammalian cell extracts, which are free of subcellular contaminants. Performed at 37 °C in the presence of ATP, it ensures the import of single‐stranded miRNA into the endosomal lumen.
Syamantak Ghosh   +2 more
wiley   +1 more source

fatimahgit/Impact-of-Wettability-on-Co-Moving-Velocity: v0.1.0

open access: yes, 2023
Understanding two-fluid flow in porous media by investigating the impact of wettability on the co-moving velocity in sandstone. Full Changelog: https://github.com/fatimahgit/Impact-of-Wettability-on-Co-Moving-Velocity/commits/v0.1.
fatimahgit
core   +1 more source

Heterotropic regulation and negative homotropic cooperativity

open access: yesFEBS Open Bio, EarlyView.
We identified a structural module common to some proteins that couple negative cooperativity with heterotropic regulation, two features that rarely coexist. These proteins are ring‐like and present an ordered asymmetry whereby noncontacting subunits are symmetric, and their tertiary structure differs from that of contacting subunits.
Veronica Morea   +5 more
wiley   +1 more source

Experimental investigation on low-velocity impact behavior of glass, Kevlar, and hybrid composites with an elastomeric polyurethane matrix

open access: yesComposites Part C: Open Access
Low-velocity impacts represent a critical dynamic condition for engineering structures. Combining two reinforcing fibers in a single matrix, i.e., hybridization, is considered a feasible way to improve composite performance.
Alessandro Vescovini   +7 more
doaj   +1 more source

Behaviour of Waste Plastic Fiber Concrete Slabs Under Low Velocity Impact

open access: yesIraqi Journal of Civil Engineering, 2013
This research investigated low-velocity impact resistance of concrete slabs containing waste plastic fibers from soft drink bottles at 0.5%, 1% and 1.5%.
Abdulkader Ismail Al-Hadithi   +2 more
doaj   +1 more source

Avidin is evolutionarily conserved in fish but dispensable for development and resistance against Streptococcus agalactiae in zebrafish

open access: yesFEBS Open Bio, EarlyView.
The presence of biotin‐binding avidin proteins in fish and their biological significance are poorly characterized. We cataloged fish avidins and demonstrate that they are widely present and evolutionarily conserved. We created avd knockout zebrafish and show that zebavidin is dispensable for development and that resistance of avd knockout embryos in ...
Anni K. Saralahti   +5 more
wiley   +1 more source

GelMA‐based 3D spheroids recapitulate transcriptomic and functional hallmarks of myeloid sarcoma

open access: yesFEBS Open Bio, EarlyView.
GelMA 5% hydrogels support the formation of myeloid leukemia spheroids that recapitulate MS‐specific features, including G1 arrest, apoptosis, and ECM‐driven transcriptomic reprogramming. The 3D model mimicked soft‐tissue‐like stiffness and oxygen conditions, and transcriptomic convergence with primary MS samples confirmed its utility as a preclinical ...
Nicolas Germain   +11 more
wiley   +1 more source

Design, Development, and Characterization of a Low Velocity Impact System [PDF]

open access: yes, 2023
This paper introduces low-velocity impacts (LVI), presents a concept for evaluating them, tests various materials for proof-of-concept, and discusses how the machine could be used in future university projects as well as how it could be improved.
Collum, Cameron
core  

Influence of lightweight pumice on low velocity impact response of carbon fiber reinforced pumice epoxy core sandwich composites

open access: yesJournal of Materials Research and Technology
The present study investigates novel carbon fiber sandwich composites reinforced with lightweight pumice. Four types of sandwich composites are manufactured by varying the pumice content in 0, 3, 6 and 9 wt%.
Imran Ibrahim Shaikh   +14 more
doaj   +1 more source

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