نتایج جستجو برای: woven fibers

تعداد نتایج: 75010  

2015
Rajeev Varshney Amit Madahar

Textile composites are the materials in which the composition and internal structure is changed under controlled conditions so as to match their performance to the most demanding structural or non-structural roles. Textile reinforcement structure can be made of fibers, yarns or fabrics (woven, braided, knitted or non wovens) and are generally flexible. The application of traditional textile tec...

2008
Enrique J. Garcia Brian L. Wardle John Hart Namiko Yamamoto

A hybrid composite architecture of carbon nanotubes (CNTs), advanced fibers and a matrix is described, from CNT synthesis and characterization through to standard mechanical and electrical laminate tests. Direct growth of aligned CNTs on the surface of advanced fibers in a woven fabric enables enhancement in multifunctional laminate performance, as demonstrated by a 69% increase in interlaminar...

2018

The denim is a fabric woven from coarse indigo dyed warp and grey un-dyed weft yarn. Denim fabric is hard-wearing and has high density with a high mass per unit area and a 3/1 or 2/1-twill weaves construction. It is comfortable, fashionable, affordable, durable and a popular clothing material. Nowadays, the stretchable denims are in fashion due to its comfort fit and flexibility. These fabrics ...

Journal: :Cell reports physical science 2023

Stretchable and conductive fibers are building blocks for the development of a wide range wearable stretchable electronics owing to their small size, light weight, omnidirectional pliability elasticity, outstanding integration ability. Despite large number reports in past decade, there is lack continuous scalable approach manufacturing with sufficient strength, conductivity, durability. Here we...

2014
Tobias Könyves-Toth Andrea Gassmann Heinz von Seggern

The implementation of organic electronic devices on fibers is a challenging task, not yet investigated in detail. As was shown earlier, a direct transition from a flat device structure to a fiber substrate is in principle possible. However, a more detailed investigation of the process reveals additional complexities than just the transition in geometry. It will be shown, that the layer formatio...

ژورنال: گلجام 2020

Pillows are small fluffy woven fabrics that are prepared (filled with fibers such as cotton or rug fluff) and after that the fabric is used for leaning in the parties. Due to lack of comprehensive research on woven works in Gonabad town, this article aims to investigate and classify the motifs of Gonabad pillows and their meaning and implications, in a descriptive way, in order to achieve the c...

Journal: :Advanced Energy Materials 2023

Abstract Despite the rapid development of various wearable generators to harvest energy from human activity, they are limited single or intermittent power generation. Here, stretchable and washable harvesting fabric is reported, which enables biomechanical biochemical generation through co‐weaving triboelectric generator (TEG) perspiration electric (PEG)‐based fibers. The two approaches can wor...

Journal: :the journal of tehran university heart center 0
hassan teimouri shahid madani hospital, khoram abad university of medical sciences, khoram abad, iran feridoun sabzi imam ali hospital, kermanshah university of medical sciences, kermanshah, iran. samsam dabiri imam ali hospital, kermanshah university of medical sciences, kermanshah, iran.

t rue saccular aneurysm is exceptional in coarctation of aorta in children. a 6-year-old girl with headache and systemic arterial hypertension referred to our center for cardiovascular evaluation. physical examination revealed high blood pressure and weak lower extremity pulses. two-dimensional and doppler echocardiography and angiography demonstrated a saccular aneurysm of the descending aorta...

Journal: :Optics express 2011
Alessandro Tuniz Richard Lwin Alexander Argyros Simon C Fleming Elise M Pogson Evan Constable Roger A Lewis Boris T Kuhlmey

We present a novel method for producing drawn metamaterials containing slotted metallic cylinder resonators, possessing strong magnetic resonances in the terahertz range. The resulting structures are either spooled to produce a 2-dimensional metamaterial monolayer, or stacked to produce three-dimensional multi-layered metamaterials. We experimentally investigate the effects of the resonator siz...

2017
Bryn Crawford Sepideh Pakpour Negin Kazemian John Klironomos Karen Stoeffler Denis Rho Johanne Denault Abbas S. Milani

The development and application of bio-sourced composites have been gaining wide attention, yet their deterioration due to the growth of ubiquitous microorganisms during storage/manufacturing/in-service phases is still not fully understood for optimum material selection and design purposes. In this study, samples of non-woven flax fibers, hemp fibers, and mats made of co-mingled randomly-orient...

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