Results 61 to 70 of about 209,492 (287)

Safety Assessment of Masonry Arch Bridges Considering the Fracturing Benefit

open access: yesApplied Sciences, 2020
The evolutionary analysis of the fracturing process is an effective tool to assess of the structural bearing capacity of masonry arch bridges. Despite their plain basic assumptions, it must be remarked that elastic analysis and plastic or limit analysis ...
Federico Accornero, Giuseppe Lacidogna
doaj   +1 more source

Mechanically equivalent elastic-plastic deformations and the problem of plastic spin [PDF]

open access: yesTheoretical and Applied Mechanics, 2011
The problem of plastic spin is phrased in terms of a notion of mechanical equivalence among local intermediate configurations of an elastic/ plastic crystalline solid. This idea is used to show that, without further qualification, the plastic spin may
Steigmann David J., Gupta Anurag
doaj   +1 more source

Elinvar Materials: Recent Progress and Challenges

open access: yesAdvanced Engineering Materials, EarlyView.
Elinvar materials, exhibiting temperature‐invariant elastic modulus, are critical for precision instruments and emerging technologies. This article reviews recent progress in the field, with a focus on the anomalous thermoelastic behavior observed in key material systems.
Wenjie Li, Yang Ren
wiley   +1 more source

Dynamic Elastic-Plastic Response of Frame Structures under Collision

open access: yesJournal of the Society of Naval Architects of Japan, 1985
Offshore structures are exposed to higher probability of collision with ships or icebergs because of their limited mobility. In general, the consequence of the collision is disastrous. It is important to study the behavior of offshore structures under collision to ensure their safety.In this paper, dynamic elastic-plastic response of frame structures ...
Yukio Ueda   +3 more
openaire   +2 more sources

Multimodal Mechanical Testing of Additively Manufactured Ti6Al4V Lattice Structures: Compression, Bending, and Fatigue

open access: yesAdvanced Engineering Materials, EarlyView.
In this experimental study, the mechanical properties of additively manufactured Ti‐6Al‐4V lattice structures of different geometries are characterized using compression, four point bending and fatigue testing. While TPMS designs show superior fatigue resistance, SplitP and Honeycomb lattice structures combine high stiffness and strength. The resulting
Klaus Burkart   +3 more
wiley   +1 more source

Dynamic behaviors of a Zr-based bulk metallic glass under ramp wave and shock wave loading

open access: yesAIP Advances, 2015
Dynamic behaviors of Zr51Ti5Ni10Cu25Al9 bulk metallic glass were investigated using electric gun and magnetically driven isentropic compression device which provide shock and ramp wave loading respectively.
Binqiang Luo   +5 more
doaj   +1 more source

Breakdown of Elasticity in Amorphous Solids

open access: yes, 2016
What characterises a solid is its way to respond to external stresses. Ordered solids, such crystals, display an elastic regime followed by a plastic one, both well understood microscopically in terms of lattice distortion and dislocations. For amorphous
Biroli, Giulio, Urbani, Pierfrancesco
core   +3 more sources

Investigation of Laser Ablation and Brush Pre‐Treatments for AlCu Cold Roll Bonding in Oxygen‐Free Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
It is shown that laser ablation pretreatment under oxygen‐free conditions enables copper–aluminium bonding at significantly lower deformation degrees and improved properties compared to mechanical brushing. Laser ablation further increases interface contact area and induces favourable residual stress states and microstructural compatibility ...
Khemais Barienti   +11 more
wiley   +1 more source

Elastic-plastic response of mild steel beams to impulse loads [PDF]

open access: yes, 1977
The elastic-plastic response of 1018 steel beams was examined experimentally and analytically. Simply supported beams were loaded with half-sine distributed, short-duration magnetic pressure pulses and the response monitored with a streak camera and strain gages.
Forrestal, M. J., Wesenberg, D. L.
openaire   +2 more sources

Piezoresistive Monitoring of Carbon Nanomaterial‐Reinforced Epoxy Composites Under Cyclic and Fatigue Loading: A Review

open access: yesAdvanced Engineering Materials, EarlyView.
Carbon nanomaterial‐reinforced epoxy composites exhibit pronounced piezoresistive behavior, enabling intrinsic damage sensing under cyclic and fatigue loading. This review critically compares carbon nanotube and graphene systems, correlating filler content, percolation threshold, and gauge factor with sensing stability and damage evolution.
J. M. Parente   +3 more
wiley   +1 more source

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