Results 31 to 40 of about 15,451 (291)

Properties of Composite Materials Reinforced with Guadua Fibers: a Comparative Study

open access: yesRevista Ingenierías Universidad de Medellín, 2022
A numerical model for predicting the effect of the modification of a fiber´s surface on the mechanical properties of biocomposite panels made with bamboo fibers and vegetable resin was elaborated.
Martha L. Sanchez   +2 more
doaj   +1 more source

Aplicações de fibras vegetais na secagem de concretos refratários Use of natural fibers to speed up the drying step of refractory castables

open access: yesCerâmica, 2004
A secagem de concretos refratários é uma etapa crítica em seu processamento devido aos riscos de explosão durante a saída de água contida em sua estrutura.
C. S. Isaac   +2 more
doaj   +1 more source

Effect of reinforcement percentage of eucalyptus fibers on physico-mechanical properties of composite hand lay-up with polyester thermosetting matrix

open access: yesJournal of Natural Fibers, 2019
With the aim to produce more sustainable materials, the scientific community seeks alternatives to replace raw materials from nonrenewable sources. We evaluated the influence of inclusion at different levels of Eucalyptus grandis × Eucalyptus urophylla ...
Tamires Galvão Tavares Pereira   +4 more
doaj   +1 more source

Experimental study of the rigidity and transparency to ionizing radiation of composite materials used in the enclosure under pressure of the Micromegas detector

open access: yesResults in Physics, 2017
Innovation in the field of nuclear imaging is necessarily followed by a radical change in the detection principle. The gas detector Micromegas (Mesh Micro Structure Gaseous) could be an interesting option, thanks to the stability and robustness of such a
Imen Harbaoui, Hatem Besbes, Moez Chafra
doaj   +1 more source

Characterization of vegetable fibers and their application in cementitious composites

open access: yes, 2019
This chapter presents vegetable fibers and their potential for the reinforcement of cementitious materials. Different approaches for improving the processing, physical-mechanical performance and durability of nonconventional fiber-cement composites are ...
Tonoli, G. H.D.   +3 more
core   +1 more source

Liquid Metal‐Based Stretchable Strain Sensor for Fruit Growth Monitoring

open access: yesAdvanced Materials Technologies, EarlyView.
Schematic overview of the fruit growth sensor development workflow, including sensor fabrication by injection molding, electromechanical and environmental characterization, mechanical stability testing, electronic readout integration, and outdoor field validation for monitoring of fruit growth under practical orchard conditions.
Asad Ullah   +7 more
wiley   +1 more source

Determination and Review of Physical and Mechanical Properties of Raw and Treated Coconut Fibers for Their Recycling in Construction Materials

open access: yesFibers, 2020
In order to reduce the dependency on conventional materials and negative environmental impacts, one of the main responsibilities of the construction field is to find new eco-friendly resources to replace the traditional materials partially.
Huyen Bui   +3 more
doaj   +1 more source

Modular, Textile‐Based Soft Robotic Grippers for Agricultural Produce Handling

open access: yesAdvanced Robotics Research, EarlyView.
This article introduces textile‐based pneumatic grippers that transform simple textiles into robust bending actuators. Detailed experiments uncover how cut geometry and fabric selection shape performance. Successful handling of fragile agricultural items showcases the potential of textile robotics for safe, scalable automation in food processing and ...
Zeyu Hou   +4 more
wiley   +1 more source

Intake of dietary fiber, fruits, and vegetables, and risk of diverticulitis [PDF]

open access: yesAmerican Journal of Gastroenterology, 2018
ABSTRACT Background & Aims Although low fiber intake has been considered a risk factor for diverticulitis, prospective evidence is limited and conflicting, with little known about variation in the protective effects according to food sources.
Ma, Wenjie   +10 more
openaire   +3 more sources

Chitosan‐Carbon Dot Composite Materials Form a Leaf Surface Barrier to Mitigate the Enrichment and Invasion of Nanoplastics: From Leaf Interface to Systemic Response

open access: yesAdvanced Science, EarlyView.
Foliar spraying of CS‐CDs can form a film on the leaves of Brassica rapa, effectively reducing the enrichment and absorption of PS in the leaves, while increasing the biomass and nutrient content of the plants. In addition, CS‐CDs can also enrich the interfoliar microbial community and activate the plant's own defense metabolic pathways.
Beibei Zhao   +6 more
wiley   +1 more source

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