Results 81 to 90 of about 3,298,913 (200)

Strength theories of composites: Status and issues [PDF]

open access: yes
The longitudinal strength of fibrous composites is studied. A probability model for the strength of fibrous materials is described.
Wu, E. M.
core   +1 more source

Development and application of basic analytical principles for materials and design synthesis to advanced concepts for space and launch vehicles quarterly progress report, mar. 23 - jun. 23, 1964 [PDF]

open access: yes
Energy absorbing structures and materials for spacecraft landing system, shell buckling problems, and use of high strength, low ductility materials in pressure ...
Milligan, R.
core   +1 more source

Fracture size effects in nanoscale materials: the case of graphene

open access: yes, 2015
Nanoscale materials display enhanced strength and toughness but also larger fluctuations and more pronounced size effects with respect to their macroscopic counterparts.
Sellerio, Alessandro Luigi   +2 more
core   +1 more source

Two-phase model of the polycrystalline aggregate with account for grain-boundary states under quasi-static deformation

open access: yes, 2019
The statistical theory of flow stress, including yield strength, for polycrystalline materials under quasi-static plastic deformation suggested in [arxiv:1803.08247[cond-mat.mtr-sci], arxiv:1805.08623[cond-mat.mtr-sci]] is developed in the framework of a
Reshetnyak, Alexander A.   +1 more
core   +1 more source

Crystal structure and dispersed composition of multicomponent oxide (NiCoCrFeAl)xOy nanoparticles obtained via joint exploding wires

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов
Nanoparticle samples of (NiCoCrFeAl)xOy with 18, 30, and 35 at.% Al were synthesized via the joint electrical explosion of wires in an Ar + 25 mol.% O2.
K.V. Suliz   +2 more
doaj   +1 more source

High performance mixed bisimide resins and composites based thereon [PDF]

open access: yes, 1986
Mixtures of bismaleimide/biscitraconirnide resins produces materials which have better handling, processing or mechanical and thermal properties, particularly in graphite composites, than materials made with the individual resins. The mechanical strength
ations., Parker, J. A.
core   +1 more source

Design of power-transmitting shifts [PDF]

open access: yes
Power transmission shafting which is a vital element of all rotating machinery is discussed. Design methods, based on strength considerations for sizing shafts and axles to withstand both steady and fluctuating loads are summarized.
Loewenthal, S. H.
core   +1 more source

Damage development in titanium metal matrix composites subjected to cyclic loading [PDF]

open access: yes
Several layups of SCS-6/Ti-15-3 composites were investigated. Fatigue tests were conducted and analyzed for both notched and unnotched specimens at room temperature and elevated temperatures. Thermo-mechanical fatigue results were analyzed.
Johnson, W. S.
core   +1 more source

Fabrication of carbon film composites for high-strength structures [PDF]

open access: yes, 1972
Physical and mechanical properties of fiber composite materials consisting of carbon films are described. Application of carbon film structural composites for constructing microwave filters or optical instruments is proposed.
Lippman, M., Preiswerk, P. R.
core   +1 more source

Loading rate sensitivity of open hole composites in compression [PDF]

open access: yes
The results are reported of an experimental study on the compressive, time-dependent behavior of graphite fiber reinforced polymer composite laminates with open holes.
Elber, Wolf   +3 more
core   +1 more source

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