Results 11 to 20 of about 233,480 (300)

Analysis and evaluation of mechanical performance of reinforced sandwich structures: X-CorTM and K-CorTM [PDF]

open access: yes, 2005
X-CorTM and K-CorTM are foam based lightweight structural cores reinforced with ZFiber ® rods oriented in a truss pattern. They can generate sandwich structures which possess strength- and stiffness-to-weight ratios such to compete with aerospace grade
Marasco, Andrea I.
core   +7 more sources

Buckyball sandwiches [PDF]

open access: yesScience Advances, 2017
A two-dimensional petri dish of fullerenes in a graphene wrap allows electron microscopy observation of atomic-scale dynamics.
Mirzayev, Rasim   +8 more
openaire   +5 more sources

Hamming Sandwiches

open access: yesCombinatorica, 2023
AbstractWe describe primitive association schemes $${\mathfrak {X}}$$ X of degree n such that $$\textrm{Aut}({\mathfrak {X}})$$ Aut ( X ) is imprimitive and $$|\textrm{Aut}({\mathfrak {
openaire   +4 more sources

The compliment sandwich

open access: yeseLife, 2022
What is the best way to ensure that scientific criticism is heard and understood?
openaire   +3 more sources

Sandwiches of ages

open access: yesAnnals of Pure and Applied Logic, 2001
The age of a relational structure \(R\) is the set \({\mathcal A}(R)\) of finite restrictions of \(R\) considered up to isomorphism. This set is partially ordered by the inclusion \(\subseteq\). Let \(\mu= (m_i)_{i\in I}\) be any family of nonnegative integers \(m_i\).
Maurice Pouzet, Mohamed Sobrani
openaire   +3 more sources

Effect of block copolymer nano-reinforcements on the low velocity impact response of sandwich structures [PDF]

open access: yes, 2014
Sandwich composites with fibre reinforced plastic (FRP) facesheets have emerged as a major class of lightweight structural materials in a wide range of engineering fields including aerospace, automotive and marine structures.
GUÉRARD, Sandra   +3 more
core   +1 more source

Homomorphisms of sandwich semigroups and sandwich near-rings [PDF]

open access: yesSemigroup Forum, 1993
Let \(X\), \(G\), \(Y\), \(H\) be Hausdorff topological spaces and \(S(X,G,\alpha)\), \(S(Y,H,\beta)\) be sandwich semigroups of continuous functions with continuous sandwich functions \(\alpha: G \to X\), \(\beta : H \to Y\), respectively. If \(\varphi: S(X,G,\alpha) \to S(Y,H,\beta)\) is a homomorphism and for suitable mappings \(h: Y \to X\), \(t ...
Magill, K.D. jr., Misra, P.R.
openaire   +1 more source

Digital Innovation in Medicinal Product Regulatory Submission, Review, and Approvals to Create a Dynamic Regulatory Ecosystem—Are We Ready for a Revolution?

open access: yesFrontiers in Medicine, 2021
The pace of scientific progress over the past several decades within the biological, drug development, and the digital realm has been remarkable. The’omics revolution has enabled a better understanding of the biological basis of disease, unlocking the ...
Judith C. Macdonald   +3 more
doaj   +1 more source

Free vibration of functionally graded sandwich plates with stiffeners based on the third-order shear deformation theory

open access: yesVietnam Journal of Mechanics, 2016
In this paper, the free vibration of functionally  sandwich grades plates with stiffeners is investigated by using the finite  element method. The material properties are assumed to be graded in the  thickness direction by a power-law distribution ...
Pham Tien Dat   +2 more
doaj   +1 more source

Acoustical behavior of camellia sinensis/ananas comosus fiber based uni-directional corrugated panel for sound damping application

open access: yesMaterials Research Express, 2022
To achieve a durable, rigid, and lightweight construction material, a new class of Camellia sinensis / Ananas comosus fiber-enhanced corrugated sandwich panel was designed and produced.
N Karthi   +3 more
doaj   +1 more source

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