Results 121 to 130 of about 284,579 (270)

Inflatable habitation for the lunar base [PDF]

open access: yes
Inflatable structures have a number of advantages over rigid modules in providing habitation at a lunar base. Some of these advantages are packaging efficiency, convenience of expansion, flexibility, and psychological benefit to the inhabitants.
Roberts, M.
core   +1 more source

A new generation of aramid fibers/poly (vinyl butyral) composites for ballistic protection: Recent development and advances

open access: yesJournal of Engineered Fibers and Fabrics
In recent times, para-aramid fabrics have become widely used in the design of composite structures for defense, automotive, and aerospace sectors, sports equipment, and other various applications.
Dušica B Stojanović   +3 more
doaj   +1 more source

Influence of seam slippage on the stab resistance of woven structures for membranes [PDF]

open access: yes, 2015
The stab resistance of textiles and membranes is a very important property for several areas. For many applications, which are used in the protection area, aramid woven structures are normally used.
Reiners, Priscilla
core  

Effect of Fabric Structure Hybrid on Penetration Resistance Performance of Fiber Reinforced Composite

open access: yesGaoya wuli xuebao
To enhance the penetration resistance performance of fiber-reinforced composite materials and improve the safety of military equipment, this study explores the influence and mechanism of fabric structure hybridization on the penetration resistance ...
Yuxuan ZHU   +5 more
doaj   +1 more source

Advanced Strain-Isolation-Pad Material with Bonded Fibrous Construction [PDF]

open access: yes
The feasibility of utilizing air lay and liquid lay felt deposition techniques to fabricate strain isolation pad (SIP) materials for the Space Shuttle Orbiter was demonstrated.
Buller, B. W.   +2 more
core   +1 more source

Flexible diaphragm-extreme temperature usage [PDF]

open access: yes, 1991
A diaphragm suitable for extreme temperature usage, such as encountered in critical aerospace applications, is fabricated by a unique method, and of a unique combination of materials.
Lerma, Guillermo
core   +1 more source

A NUMERICAL MODEL FOR BALLISTIC IMPACT RESPONSE OF COMPOSITE ARMORS

open access: yesHavacılık ve Uzay Teknolojileri Dergisi, 2018
In this study, we present a numerical model to simulate the ballistic impact of a rigid right circular cylinder (RCC) projectile into a woven fabric target.
Demet Balkan, Seher EKEN
doaj  

Epoxy/Glass and Polyimide (LaRC(TradeMark) PETI-8)/Carbon Fiber Metal Laminates Made by the VARTM Process [PDF]

open access: yes, 2010
Recent work at NASA Langley Research Center (LaRC) has concentrated on developing new polyimide resin systems for advanced aerospace applications that can be processed without the use of an autoclave.
Britton, Sean M.   +5 more
core   +1 more source

Advanced auxetic fibrous structures and composites for industrial applications [PDF]

open access: yes, 2017
This paper reports an overview of advanced auxetic fibrous structures and composites for various industrial applications. Most recent developments in the area of auxetic fibres, yarns, textile structures and composites are reviewed. Innovations in terms
Fangueiro, Raúl   +2 more
core  

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