Results 1 to 10 of about 610,545 (264)

Enhancing the quality of elastane-cotton core yarn by compact spinning [PDF]

open access: yesHeliyon, 2022
The quest for highly stretchable fabrics with good aesthetic and functional properties has led researchers to constantly involve in mingling of natural and synthetic fibers.
Md. Ikramul Islam, Ahmed Jalal Uddin
doaj   +4 more sources

Numerical Simulation of Fiber Motion in the Condensing Zone of Lateral Compact Spinning with Pneumatic Groove

open access: yesAUTEX Research Journal, 2021
Lateral compact spinning with pneumatic groove is a spinning process to gather fibers by common actions of airflow and mechanical forces. Compared with ring spinning, it can more effectively reduce yarn hairiness and enhance yarn strength. However, fiber
Lyu Jindan   +3 more
doaj   +2 more sources

Benchtop High-MAS NMR for Paramagnetic Materials [PDF]

open access: yesMolecules
We report a compact benchtop solid-state NMR platform that achieves 50 kHz magic-angle spinning (MAS) in a 1.4 T permanent magnet with an 18 mm bore, enabling high-speed MAS under extremely space-constrained conditions.
Raiker Witter   +3 more
doaj   +2 more sources

A Comparison Study of Yarns Produced by Ring Spinning System, For Native and Foreign Cotton Types [PDF]

open access: yesMaǧallaẗ Al-Turāṯ wa Al-Taṣmīm, 2021
The garment's end used depends on the fabric properties, whilst the fabric property depends on the properties of the constituent yarn. Therefore, with the diversification of the market, spinners are forced to produce quality yarn.
Sahar Mohamed El belihy
doaj   +1 more source

Fabrication of Low-Twist and High-Strength Metallic Fibre Hybrid Spun Yarns

open access: yesApplied Sciences, 2022
Stainless-steel fibre hybrid spun yarns are becoming increasingly popular due to their wide range of applications. In this aspect, the cost-effective and scalable processing of such yarns is highly important.
Amir Shahzad   +5 more
doaj   +1 more source

Numerical Simulation and Analysis of Airflow in the Condensing Zone of Compact Spinning with Lattice Apron

open access: yesAUTEX Research Journal, 2021
The airflow field pattern in the condensing zone plays a vital role in the pneumatic compact spinning, which significantly affects the yarn's qualities.
Saty Malik Y. H.   +2 more
doaj   +1 more source

NLO gravitational quartic-in-spin interaction

open access: yesJournal of High Energy Physics, 2021
In this paper we derive for the first time the complete gravitational quartic-in-spin interaction of generic compact binaries at the next-to-leading order in the post-Newtonian (PN) expansion.
Michèle Levi, Fei Teng
doaj   +1 more source

Achieving the most appropriate scientific standards for using compact spinning technique And its effect on the properties of the yarns produce

open access: yesJournal of Architecture, Art & Humanistic Science, 2020
The compact spinning system emerged as a new and innovative generation of ring spinning from here came the idea of research, where three types of Egyptian cotton were selected, Giza 70 super long- Giza 86 long staple and Giza 80 medium length, which are ...
Ayman Ibrahim
doaj   +1 more source

Preparation and properties of PAN nanofiber membrane based on spiral spinning technology

open access: yesJournal of Engineered Fibers and Fabrics, 2023
The PAN spinning solution was chosen as the spiral spinning research object. Laminar flow theory was used to straighten and align macromolecules, and spiral spinning needles were used to control the spiral twisting of straightened PAN macromolecules. The
Lei Zhao   +5 more
doaj   +1 more source

Quadratic-in-spin interactions at fifth post-Newtonian order probe new physics

open access: yesPhysics Letters B, 2022
We obtain for the first time all quadratic-in-spin interactions in spinning binaries at the third subleading order in post-Newtonian (PN) gravity, and provide their observable binding energies and their gauge-invariant relations to the angular momentum ...
Jung-Wook Kim, Michèle Levi, Zhewei Yin
doaj   +1 more source

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