نتایج جستجو برای: eb cfrp fabrics
تعداد نتایج: 16555 فیلتر نتایج به سال:
This paper compares the porosity / compactness of the knitted structures made from viscose and excel yarns and evaluates the air permeability property for sportswear. In the experimental section, viscose and excel yarns spun in different counts ( Ne 30, Ne 40 ) with the same twist coefficient of αe = 3.3 were knitted as single jersey fabrics in the same production conditions with four tightness...
Carbon fiber fabrics are important engineering materials. However, it is confusing to classify different carbon fiber fabrics, leading to risks in engineering processes. Here, a classification method for four types of carbon fiber fabrics is proposed using artificial neural networks (ANNs) and support vector machine (SVM) based on 229 experimental data groups. Sample width, breaking strength an...
Although the epileptogenic properties of estrogens have been widely demonstrated in several models and species, the mechanism(s) by which estrogens can acutely change seizure parameters including after discharge and seizure duration remain remains to be determined. In the present study, we examined the role of NMDA (N-methyl-D-aspartate), non-NMDA and estrogenic receptors in estradiol benzoate ...
The water absorption and transport properties of fabrics are critical to wear comfort, especially for sportswear and protective clothing. A new testing apparatus, namely Forced Flow Water Transport Tester (FFWTT), was developed for characterizing the transplanar and in-plane wicking properties of fabrics based on gravimetric and image analysis technique. The uniqueness of this instrument is tha...
Thrombolitic fabrics of the Rocknest Formation, Northwest Territories, Canada (Hoffman, 1975; Grotzinger and Hoffman, 1983; Grotzinger, 1986a, 1989b) were disputed by Kennard and James (1986) and Kennard (1989) and classified as cryptomicrobial boundstones. Under close re-examination, these rocks reveal mesoscopic and microscopic fabrics which are indeed thrombolitic when considered in the cont...
BACKGROUND The ultraviolet properties of textiles dyed with synthetic dyes have been widely reported in literature. However, no study has investigated the ultraviolet properties of natural fabrics dyed with natural colorants. This study reports the Ultraviolet Protection Factor (UPF) of cotton fabrics dyed with colorants of plant and insect origins. METHODS Three cotton fabrics were dyed with...
The research for objectifying the handle of textile fabrics is a very important factor in the textile and garment manufacturing and retailing industries. Handle is influenced by mechanical properties of textile fabrics and the surface roughness. The KES-F system is standard objectified method among different measurement methods. But the measurement of surface roughness applied the KES-F which i...
Abstract In this study, structurally efficient carbon fiber reinforced plastic (CFRP) sandwiches were developed via introducing pumice/Mg composite foams as new core material. The effects of the direction (0°, 45°, 90°) on mechanical properties CFRP laminates and studied. Compared with 45°-CFRP 90°-CFRP laminates, 0°-CFRP laminate exhibits outstanding flexural due to different failure modes. Co...
Fabric has the power to humanize our living environment. Textiles have always had an ability to demarcate space, absorb sound and create decorative elements. With these characteristics, it is not difficult to explore the full potential of heat setting on polyester as a decorative surface design technique. Utilizing the heat setting properties of polyester, a range of fabrics has been designed a...
In this paper, regular band is presented to detect defects on patterned fabrics. Patterned fabrics are firstly disposed by fabric average to form object images mixed with positive and negative pixels in this proposed method. Distance matching function is computed to determine the periodic distance of patterned fabrics. The obtained periodic distance would be the length and width of regular band...
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