Characterisation of Air-Jet textured yarn structure through Large favorably

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  • Characterisation of Air-Jet textured yarn structure ...

    Recently, characterization of the air-jet textured yarn structure [14] was carried out by image analysis, and the bulkiness and hairiness of ATY [15] were also measured using image techniques. The ...

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  • Characterizing Bulkiness and Hairiness of Air-Jet Textured ...

    Recently, characterization of the air-jet textured yarn structure [14] was carried out by image analysis, and the bulkiness and hairiness of ATY [15] were also measured using image techniques. The ...

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  • (PDF) Prediction of air-jet textured yarn properties using ...

    Artificial neural network is able to forecast the air-jet textured yarn properties based on selected input …

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  • Quality assessment of air-jet textured yarns

    Request PDF | Quality assessment of air-jet textured yarns | The loops on the yarn surface are characteristic of air-jet textured yarns and, using a camera system, a study was undertaken to ...

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  • (PDF) Vision Based System For Yarn Fault Characterisation

    Vision Based System For Yarn Fault Characterisation. January 2010; ... Prediction and Engineering of Air-Jet Textured Yarn Properties Using Artificial Neural Network ... Operating through ...

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  • (PDF) Air-jet texturing of filament feed yarns of ...

    Air-jet texturing is a unique and purely mechanical texturing method that produces entangled filament bulked yarns of low extensibility with the use of cold supersonic airstream. Generally, the ...

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  • (PDF) Airjet texturing

    Key words air-jet texturing, yarn wetting, inter- filament friction, loop formation and fixation, spin finish The air-jet texturing process produces spun-like yarns by this entrained water, usually adhered to the surface of the modifying the uniform arrangement of the synthetic con- filaments and trapped between them, meets the incoming tinuous ...

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  • A vision based yarn scanning system - ScienceDirect

    Yarn characterisation Three type of yarns have been analysed to show the potential of the new system. These are: false-twist textured mingled yarn, air-jet textured yarn and natural spun yarn. False-twist textured mingled yarn can be characterised by nip frequency. Air-jet textured yarn and natural spun yarn can be characterised by hairiness. 4 ...

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  • Effect of Air-Jet Texturing on Adhesion Behaviour of ...

    Air-jet texturing of technical polyester yarns was performed in order to improve its adhesion to rubber. The air-jet texturing parameters were selected with great care to minimize the mechanical loss.

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  • Air Interlaced Yarn Structure and Properties - Menghe Miao ...

    The air interlacing technique is used to introduce intermittent nips to a flat filament yam so as to improve its performance in further textile processing. Observation of the interlaced flat yam nips reveals that their structure is very complicated and can be categorized into four classes: twist, braid, wrap, and entanglement nips.

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  • Hybrid yarns for thermoplastic composites - ScienceDirect

    Air-jet texturing is a purely mechanical process that can be used to combine reinforcing and matrix-forming filaments. Figure 12.3(a) shows the schematic of the air-jet texturing process, and the structure of the air-textured yarn is shown in Fig. 12.3(b).In this process, supply yarn is overfed in the turbulent zone where compressed air is directed mainly parallel to the yarn path, resulting ...

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  • Development and Characterisation of Nonwoven Fabrics for ...

    is passed through the high water pressure jet head for bonding of the fibres as shown in Figure 1. The Fabrics were prepared at varying hydroentanglement pressures of 100 and 125 bars with two passes, at the line speed of 3 m/min. The orifice of jet strip was 150 µm and the density of the jet orifice was 5.56/cm. All the fabrics were manufactured

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  • Optimising The Lamination Properties Of Textile Composites

    Figure 5.7 Photomicrographs images of 600 + 34 tex 5 bars textured yarn structure 99 Figure 5.8 Photomicrographs of 600 + 68 tex 5 bars textured yarn structure.....99 Figure 5.9 Comparison of tenacity of non-textured feed yarns.....100 Figure 5.10 Linear density (tex) of textured glass yarns (a) 300 tex (b) 600 tex

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  • Commingled yarns – Processing aspects and tailored ...

    The online hybrid yarns are made by simultaneous spinning and commingling of GF and PP filaments at a speed of approximately 700 m/min with fibre volume fraction of 50% and a fineness of about 160 tex.We comprised the spatial integration of a thermoplastic melt spinning equipment into the workspace of the existing unique equipment for processing continuous GF filaments .

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  • Yarn Constructions and Yarn Formation Techniques ...

    Defined, anisotropic characteristics are achieved by the preferred orientation of the fibers in the yarn and the 2D or 3D yarn orientation during the production of textile semi-finished products. In the composite material itself, the yarn structures offer mechanic fixations.

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  • Characterisation of the woven fabric of jute, ramie and ...

    The current research aims to describe the natural woven of jute, ramie and roselle as a reinforcement material for the future applications. On the woven jute, ramie and roselle, four (4) forms of mechanical testing were conducted consisting of grab strength, tearing strength, puncture strength, and fibre pull-out testing.

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  • Development of fluidic weft insertion sensors - ScienceDirect

    Air is dragged along with the moving weft and this changes the conditions either of air flow in a pipe (A), or aerodynamics of an air jet issuing from a nozzle through which the weft passes (B). The fundamental idea of the author's fluidic sensors is their use of the moving weft dragging along the surrounding air, due to the viscous forces [3] .

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  • International Journal of Advanced Manufacturing Technology ...

    The ISSN (Online) of International Journal of Advanced Manufacturing Technology is 1433-3015 . An ISSN is an 8-digit code used to identify newspapers, journals, magazines and periodicals of all kinds and on all media–print and electronic. International Journal of Advanced Manufacturing Technology Key Factor Analysis.

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  • Production and characterisation of novel phosphate glass ...

    1. Introduction. Conventional rigid medical implant devices can cause inflammatory responses in the body due to the corrosion and release of metal ions (Patel and Gohil, 2012).Furthermore, the extreme higher modulus (up to seven times) of the implants in comparison with the underlying hard tissues can lead to stress shielding effects (Bauer and Schils, 1999; Ramakrishna et al., 2001; Thompson ...

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  • Blending

    yarn. It is a well-known fact that meeting the first of these. requirements is not always easy; sometimes the second is. harder still. I Year M.Sc (TM)-Theory of Spinning 12 Fibers of different length, surface structure, crimp, etc., also behave differently during movements as individuals.

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  • Ahsanullah University of Science and Technology

    Experimental characterisation of the performance of hybrid cryo-lubrication assisted turning of Ti–6Al–4V alloy ... Impact of layer rotation on micro-structure, grain size, surface integrity and mechanical behaviour of SLM Al-Si-10Mg alloy ... Wear behavior of textured tools under graphene-assisted minimum quantity lubrication system in ...

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  • [ PDF] Specialist Yarn and Fabric Structures ebook ...

    A false twist textured yarn is a continuous filament yarn that has been processed to introduce crimps, coils, loops and other fine distortions along the yarn’s length. These distortions give synthetic yarns such as nylon, polyester and polypropylene improved properties such as stretch, bulk, improved thermal insulation and an appearance ...

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  • (PDF) Handbook of textile fibre structure i ...

    37 Full PDFs related to this paper. READ PAPER. Handbook of textile fibre structure i

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  • Numerical study of the turbulent flow past an airfoil with ...

    Large-eddy simulation of an open-channel flow bounded by a semi-dense rigid filamentous canopy: Scaling and flow structure Physics of Fluids, Vol. 31, No. 6 Numerical study of plume emission from an elevated line source in a wall-bounded flow

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  • The challenges, achievements and applications of ...

    Hence, it can be concluded that large air volumes are generally of less importance for long-term air retention and that density is more impactful. 77 Typically, a feature density of 1–2 × 10 6 mm −2 with a mean distance below 1 μm is considered to be the minimum requirement for long-time air retention. 77 However, having features of dual ...

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  • Superhydrophobicity on Two-Tier Rough Surfaces Fabricated ...

    Considerable effort has been expended on theoretical studies of superhydrophobic surfaces with two-tier (micro and nano) roughness, but experimental studies are few due to the difficulties in fabricating such surfaces in a controllable way. The objective of this work is to experimentally study the wetting and hydrophobicity of water droplets on two-tier rough surfaces for comparison with ...

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  • Specialist Yarn and Fabric Structures

    Download Specialist Yarn And Fabric Structures Book For Free in PDF, EPUB. In order to read online Specialist Yarn And Fabric Structures textbook, you need to create a FREE account. Read as many books as you like (Personal use) and Join Over 150.000 Happy Readers. We cannot guarantee that every book is in the library.

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  • Materials Research Express, Volume 5, Number 6, June 2018 ...

    Advanced functional Materials play an ever increasing and effective role in our modern community. These materials have tremendous impact on a variety of technologies, including memory and light-emitting devices, magnetic data storage, nanolithography, photo-electronic devices, MEMS devices, energy storage, electromagnetic interference shielding, actuators, sensors, and biomedicine.

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  • A review of low-temperature plasma treatment of textile ...

    In recent years, plasma treatment technology has attracted more attention in the textile industry, as it seems to be a promising economically and ecologically sound alternative to conventional wet-chemical processing techniques. Plasma surface treatment is a relatively simple process that is clean, solvent-free, time saving, and environmentally friendly. Moreover, plasma treatments offer the ...

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  • The Carpet Primer - SlideShare

    The extruded BCF product, containing theproper number of filaments for the desired yarndenier, is wound directly onto take-up packages.Additional processing may include air entangling ortwisting and heat-setting.Air-entangled yarns are yarn ends that are passedthrough an air jet to mingle the filaments, creatinga cohesive yarn bundle. Air …

    Get Price
  • Numerical study of the turbulent flow past an airfoil with ...

    Large-eddy simulation of an open-channel flow bounded by a semi-dense rigid filamentous canopy: Scaling and flow structure Physics of Fluids, Vol. 31, No. 6 Numerical study of plume emission from an elevated line source in a wall-bounded flow

    Get Price
  • The challenges, achievements and applications of ...

    Hence, it can be concluded that large air volumes are generally of less importance for long-term air retention and that density is more impactful. 77 Typically, a feature density of 1–2 × 10 6 mm −2 with a mean distance below 1 μm is considered to be the minimum requirement for long-time air retention. 77 However, having features of dual ...

    Get Price
  • (PDF) Handbook of textile fibre structure i ...

    37 Full PDFs related to this paper. READ PAPER. Handbook of textile fibre structure i

    Get Price
  • International theses and dissertations on composite ...

    Characterisation of the pore structure of carbonized rayon yarn PhD, Brunel UT, 1981. D38804/81. Helmut Bohm Computer based micromechanical investigations of the thermomechanical behavior of metal matrix composites DrTechn, Technische Universitaet Wien - Austria, 1991. AADC285815 DAIC54(2)622; P Boisnaud Analyse de coques anisotropes

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  • Frontiers

    Absorption-based microcomputed tomography (μCT) scans using polychromatic X-ray sources are …

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  • CPC - Compilation of Changes to the Scheme

    Project: N/A (A45D) CPC - 2015.10 U A45D 40/00 Casings or accessories for storing or handling solid or pasty toilet or cosmetic substances, e.g. shaving soap, lipstick, make-up (features

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  • A review of low-temperature plasma treatment of textile ...

    In recent years, plasma treatment technology has attracted more attention in the textile industry, as it seems to be a promising economically and ecologically sound alternative to conventional wet-chemical processing techniques. Plasma surface treatment is a relatively simple process that is clean, solvent-free, time saving, and environmentally friendly. Moreover, plasma treatments offer the ...

    Get Price
  • The Carpet Primer - SlideShare

    The extruded BCF product, containing theproper number of filaments for the desired yarndenier, is wound directly onto take-up packages.Additional processing may include air entangling ortwisting and heat-setting.Air-entangled yarns are yarn ends that are passedthrough an air jet to mingle the filaments, creatinga cohesive yarn bundle. Air …

    Get Price
  • Crimped yarn, textile fabric, and process for preparing ...

    In the present invention, said crimped yarn is used to provide a novel-textured woven/knitted product with dry touch and stretchability properties. Said crimp-forming conjugate multifilament yarn used for producing a woven/knitted product should preferably have a fineness of 30-350 dtex, more preferably 50-300 dtex.

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  • e-Polymers Volume 20 Issue 1 - De Gruyter

    Thanks to high porosity, interconnected pore structure, and across-thickness wettability gradient, the composite membrane with a low basis weight of 3.0 g m −2 exhibits a good air …

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  • The challenges, achievements and applications of ...

    Hence, it can be concluded that large air volumes are generally of less importance for long-term air retention and that density is more impactful. 77 Typically, a feature density of 1–2 × 10 6 mm −2 with a mean distance below 1 μm is considered to be the minimum requirement for long-time air retention. 77 However, having features of dual ...

    Get Price
  • Understanding molecular interactions to enhance deposition ...

    Core-shell structure ... Other surface characterisation methods ..... 45 2.5. Conclusions and objectives of this project ... Figure 2.5 Liquid flow around and through a textile yarn. The dots represent the fibres in a yarn (Warmoeskerken et al., ...

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  • A review of low-temperature plasma treatment of textile ...

    In recent years, plasma treatment technology has attracted more attention in the textile industry, as it seems to be a promising economically and ecologically sound alternative to conventional wet-chemical processing techniques. Plasma surface treatment is a relatively simple process that is clean, solvent-free, time saving, and environmentally friendly. Moreover, plasma treatments offer the ...

    Get Price
  • STRUCTURE-PROPERTY RELATIONSHIPS OF COMPOSITE COIL SPRINGS ...

    STRUCTURE-PROPERTY RELATIONSHIPS OF COMPOSITE COIL SPRINGS PROCESSED BY RTM Byung-Sun. Kim *, Joon-Hyung Byun , and Byung-Ha Kim * * Composite Materials Group, Korea Institute of Machinery & Materials(KIMM), P. O. Box 66, Changwon, Korea, 641-010 SUMMARY: Textile technology and resin transfer molding (RTM) process have been

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  • Department of Textile Technology IIT Delhi

    Biography. Dr. S.M. Ishtiaque is Professor in the Department of Textile Technology at Indian Institute of Technology Delhi. After completing his PhD from the Czech Republic in 1983, he joined ATIRA, Ahmedabad and then worked as Project Manager in House of Podar Enterprises (HOPE) Textile, Indore before joining IIT Delhi as Assistant Professor in 1985.

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  • Materials and Design

    Materials & Design is an open access peer-reviewed scientific journal published by Elsevier. The focus is researching practical applications of engineering materials including materials processing. Article formats are regular articles, Express articles, and Review articles (typically commissioned by the Editors).

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  • Materials and Design Journal Impact IF 2020-2021 ...

    The Materials and Design Journal Impact IF 2020-2021 is 6.289. More IF Analysis, Trend, Ranking & Prediction.

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  • Types of Plackets in garment making - Textile School

    Plackets are particularly seen in women's garments which have a good fit. They are usually found near …

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  • Hairiness of-yarns

    After the yarn emerges from the air-jet unit, real twist binds the wrapped fibres firmly into yarn. Starter yarn is fed to the lower end of the air-jet unit and airflow sucks the yarn through it to facilitate piecing. Air …

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  • Crimped yarn, textile fabric, and process for preparing ...

    In the present invention, said crimped yarn is used to provide a novel-textured woven/knitted product with dry touch and stretchability properties. Said crimp-forming conjugate multifilament yarn used for producing a woven/knitted product should preferably have a fineness of 30-350 dtex, more preferably 50-300 dtex.

    Get Price
  • CPC - Compilation of Changes to the Scheme

    Project: N/A (A45D) CPC - 2015.10 U A45D 40/00 Casings or accessories for storing or handling solid or pasty toilet or cosmetic substances, e.g. shaving soap, lipstick, make-up (features

    Get Price
  • Numerical study of the turbulent flow past an airfoil with ...

    Large-eddy simulation of an open-channel flow bounded by a semi-dense rigid filamentous canopy: Scaling and flow structure Physics of Fluids, Vol. 31, No. 6 An extended volume of fluid method and its application to single bubbles rising in a viscoelastic liquid

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  • Materials Research Express, Volume 6, Number 2, February ...

    The stack structure looks like just a sandwich, made of lower porous layer, middle compact layer and upper porous layer, through anodizations for three times in different electrolytes. After the third anodization, the middle layer formed by the second anodization tends to an interlaced nanotube link layer, without any observation of one-to-one ...

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  • (PDF) PLASMONICS: FUNDAMENTALS AND APPLICATIONS

    Academia.edu is a platform for academics to share research papers.

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  • An experimental study on the bending response of multi ...

    In contrast, the second embossing tool surface was textured via a sink erosion method which causes the formation of rounded tips by briefly melting the surface. Compared to the blasted embossing tool, the parameters have been chosen to give a much coarser structure, which is distributed randomly and evenly, as well.

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  • Surface-enhanced Raman spectroscopy (SERS): progress and ...

    Surface-enhanced Raman spectroscopy (SERS) combines molecular fingerprint specificity with …

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  • Items where Year is 2007 - [email protected]

    Hamann, Mark, Jessop, Tim S., and Schäuble, Chloe S. (2007) Fuel use and corticosterone dynamics in hatchling green sea turtles (Chelonia mydas) during natal dispersal. Journal of Experimental Marine Biology and Ecology, 353 (1). pp. 13-21. Xu, F., Patterson, J.C., and Lei, C. (2007) Natural convection adjacent to a sidewall with three fins in a differentially heated cavity.

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  • 2021 – Permanent Style

    27/08/2021 by Simon Crompton. As men start to dress more casually, knitwear is becoming ever more important. It’s more often the top layer of an outfit, and so holds greater responsibility to both flatter the wearer and reflect their style. It deserves proper, in-depth attention.

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  • Publications

    The proposed structure consists of a planar air-hole type photonic crystal in crystalline silicon as the nonlinear background material. A main advantage of proposing the gap-soliton as a signal carrier is that, by operating in the true time-domain, the temporal soliton maintains a stable pulse envelope during each logical operation.

    Get Price
  • 16290205.pdf

    Scribd es el sitio social de lectura y editoriales más grande del mundo.

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  • (PDF) PLASMONICS: FUNDAMENTALS AND APPLICATIONS

    Academia.edu is a platform for academics to share research papers.

    Get Price
  • Materials Research Express, Volume 6, Number 2, February ...

    The stack structure looks like just a sandwich, made of lower porous layer, middle compact layer and upper porous layer, through anodizations for three times in different electrolytes. After the third anodization, the middle layer formed by the second anodization tends to an interlaced nanotube link layer, without any observation of one-to-one ...

    Get Price
  • Surface-enhanced Raman spectroscopy (SERS): progress and ...

    Surface-enhanced Raman spectroscopy (SERS) combines molecular fingerprint specificity with …

    Get Price
  • Items where Year is 2007 - [email protected]

    Hamann, Mark, Jessop, Tim S., and Schäuble, Chloe S. (2007) Fuel use and corticosterone dynamics in hatchling green sea turtles (Chelonia mydas) during natal dispersal. Journal of Experimental Marine Biology and Ecology, 353 (1). pp. 13-21. Xu, F., Patterson, J.C., and Lei, C. (2007) Natural convection adjacent to a sidewall with three fins in a differentially heated cavity.

    Get Price
  • Articles & publications - CSEM SA

    In order to fill large focal planes (mosaicing of several chips), we are currently developing large micromirror arrays to be integrated with their electronics. 1D and 2D arrays are built on wafer with Through Wafer Vias in order to allow routing of the device on wafer backside, foreseeing integration with dedicated ASICs.

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  • Browse by Thesis Type - ethesis

    Patel , Sumeet Sekhar and Mohapatra, Swastik (2013) Stabilisation of Fe based nano-structures developed through mechanical milling. BTech thesis. Sahoo, Shaktisri Anilranjan (2013) Link Prediction in Social Networks. BTech thesis. Sarangi , Ankita (2013) Liposome formation by adipose tissue derived lipids and its applications. BTech thesis.

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  • Publications - Institut P'

    A. Messager, A. Junet, T. Palin-Luc, J.-Y. Buffiere, N. Saintier, et al.. In situ synchrotron ultrasonic fatigue testing device for 3D characterisation of internal crack initiation and growth. Fatigue and Fracture of Engineering Materials and Structures…

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  • Publications

    The proposed structure consists of a planar air-hole type photonic crystal in crystalline silicon as the nonlinear background material. A main advantage of proposing the gap-soliton as a signal carrier is that, by operating in the true time-domain, the temporal soliton maintains a stable pulse envelope during each logical operation.

    Get Price
  • 16290205.pdf

    Scribd es el sitio social de lectura y editoriales más grande del mundo.

    Get Price
  • Reusable vacuum bag and methods of its use - Saint- Gobain ...

    Thus, the yarn properties, such as strength, bundle diameter, and yield, can be manipulated by the twisting and plying operations. Fiberglass yarns are converted to fabric form by conventional weaving operations. Looms of various kinds are used in the industry, but the air jet loom is the most popular. Zero twist-yarns may also be used.

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  • ANALYSIS OF WOVEN FABRIC STRENGTHS: PREDICTION OF FABRIC ...

    the yarn-yarn interactions, and the mechanical and geometrical properties of the fabric and the yarn. This approach is useful in understanding the nature of the yarn interactions in a fabric and the structure …

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  • Effect of Cotton Structure and Surface Interactions on Dye ...

    Lustre – describes the level of sheen of a fibre, yarn, or fabric. Maturity – the degree of secondary wall thickening of a cotton fibre, expressed as a dimensionless ratio. Micronaire – a measure of the specific surface area of a cotton fibre, and an indirect measure of air permeability.

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  • Volume Table of Contents - SPIE Digital Library

    Proc. SPIE 10163, Electroactive Polymer Actuators and Devices (EAPAD) 2017, 1016301 (11 May 2017); doi: 10.1117/12.2280225

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  • DEVELOPMENT AND CHARACTERISATION OF NONWOVEN FABRICS FOR ...

    the material is passed through the high water pressure jet head for bonding of the fibres as shown in Figure 1. The fabrics were prepared at varying hydroentanglement pressures of 100 and 125 bars with two passes, at the line speed of 3 m/min. The orifice of jet strip was 150 µm and the density of the jet orifice was 5.56/cm.

    Get Price
  • Materials Research Express, Volume 6, Number 2, February ...

    The stack structure looks like just a sandwich, made of lower porous layer, middle compact layer and upper porous layer, through anodizations for three times in different electrolytes. After the third anodization, the middle layer formed by the second anodization tends to an interlaced nanotube link layer, without any observation of one-to-one ...

    Get Price
  • (PDF) KVK Journal vol 7 issue 1.pdf

    Society of Krishi Vigyan has published recent issue. scientists are requested to kindly read it and comment.

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  • A review on electrospinning design and nanofibre ...

    Through the use of a small diameter rod (<5 mm) as a collector, a three-dimensional structure in the form of a small diameter conduit as shown in figure 2 can be fabricated by depositing fibres over a rotating rod. Electrospun fibres have been shown to provide an excellent environment for cell growth.

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  • A method for investigating blending quality of commingled ...

    The quality of the component distribution in yarn is known to affect the mechanical properties of the manufactured composites. As part of a quality management system for the manufacturing process of thermoplastic composites based on commingling yarns, a new method for analyzing the blending quality along the length of commingled structures is ...

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  • Publications

    The proposed structure consists of a planar air-hole type photonic crystal in crystalline silicon as the nonlinear background material. A main advantage of proposing the gap-soliton as a signal carrier is that, by operating in the true time-domain, the temporal soliton maintains a stable pulse envelope during each logical operation.

    Get Price
  • The Carpet Primer - SlideShare

    The extruded BCF product, containing theproper number of filaments for the desired yarndenier, is wound directly onto take-up packages.Additional processing may include air entangling ortwisting and heat-setting.Air-entangled yarns are yarn ends that are passedthrough an air jet to mingle the filaments, creatinga cohesive yarn bundle. Air …

    Get Price