Results 111 to 120 of about 513,590 (314)

Low Cycle Repetitive Loading of Ti‐6Al‐4V‐Epoxy Composite Lattice Structures for Enhanced Energy Dissipation and Damage Tolerance

open access: yesAdvanced Engineering Materials, EarlyView.
Composite Ti–6Al–4V–epoxy lattice structures are additively manufactured and epoxy infiltrated for cyclic loading. At low lattice volume fractions, hybridization produces synergistic gains in stiffness and energy dissipation. At higher volume fractions, synergy diminishes, although composites still exceed metallic lattices in specific energy ...
Joey Tallon   +3 more
wiley   +1 more source

Applying the Precautionary Principle to Hidden Collapse [PDF]

open access: yes
There is growing evidence around the world of serious decline in biodiversity requiring urgent application of precautionary risk management. A better regulatory regime for precautionary management of long-term risk is now an urgent priority. This article
Martin, Rhett D.   +4 more
core   +1 more source

Enhancing Bubble Removal in Geometry‐Optimized Electrodes

open access: yesAdvanced Engineering Materials, EarlyView.
3D‐printed lattice electrodes outperform stochastic foams in alkaline water electrolysis despite 20%–25% lower surface area. Straight flow channels generate Venturi‐like bubble entrainment, suppressing gas accumulation that renders foam interiors electrochemically inactive.
Florian Wiesner   +5 more
wiley   +1 more source

On gravitational collapse

open access: yes, 2017
Gravitational collapse of diffuse material has been investigated using a new solution of Einstein’s equations of general relativity. This replaces the theory of black-hole formation developed for the standard vacuum solution of Schwarzschild. The bodies which now form have reasonable physical properties, such as nuclear hard core density in collapsed ...
openaire   +1 more source

From Shear to Sound: Mechanics–Acoustics Mapping of TPMS Lattices

open access: yesAdvanced Engineering Materials, EarlyView.
Triply periodic minimal surface (TPMS) lattices are mapped across mechanical and acoustic performance, revealing that descriptors validated in compression fail under shear. First‐time comparison with trusses included. A transition from porous to resonance‐driven absorption emerges at 25% density.
Lucía Doyle   +3 more
wiley   +1 more source

The Collapse of Supertasks [PDF]

open access: yesFoundations of Science, 2013
10 pages, accepted for publication in Foundations of ...
openaire   +4 more sources

Experimental Characterization of Mycelium‐Based Composites Under Multiple Loading Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
This study examines the mechanical response of mycelium‐based composites under compression, shear, and tension using mechanical testing and imaging methods. The comparison between unpressed and hot‐pressed specimens shows that hot pressing is associated with higher compression and shear stiffnesses.
Shaghayegh Elahi   +5 more
wiley   +1 more source

Parametric plastic collapse loads and their validation for horizontal saddle supported storage vessels

open access: yes, 2003
In general, progressive plastic collapse occurs in vessels with low values of R/t ratio, typically less than 200, and elastic-plastic buckling is observed in vessels with higher R/t ratios. The aim of this paper is to examine various theoretical analyses
Spence, J., Nash, D.H.
core  

Reconsidering Born's Postulate and Collapse Theory [PDF]

open access: yes, 2013
We investigate the possibility that the amplitude of quantum wave can have a deeper physical meaning other than the probabilistic interpretation base on Born’s postulate.
Yau, Hou Ying
core  

Geomorphology of Las Derrumbadas dome complex, Puebla Mexico

open access: yesJournal of Maps, 2019
This paper comprises a geomorphologic map of the Las Derrumbadas (LDR) volcanic complex in Mexico. The complex stretches over more than 285 km2, the stratigraphic column encompasses a range age from Cretacious to Quaternary. The methodology used involved
J. A. Muñiz-Jáuregui   +4 more
doaj   +1 more source

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