Results 51 to 60 of about 5,283 (300)

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

The Influence of Precipitation Hardening on the Damping Capacity in Al–Si–Mg Cast Components at Different Strain Amplitudes

open access: yesMetals, 2022
An A356 alloy is a classic casting light alloy, which is able to be processed into complex geometrical shapes with tailored static and dynamic mechanical properties. As a promising material to reduce fuel and energy consumption in future vehicle designs,
Vitor H. Carneiro   +4 more
doaj   +1 more source

The Damping Behavior of Ni Added Mn-Cu Damping Alloys

open access: yesMATERIALS TRANSACTIONS, 2003
The temperature and frequency dependent damping behavior of Ni added Mn-Cu alloys were investigated. Ni addition not only increased the magnitude of the phase-transformation damping peak, but also decreased its frequency dependence. A decreased transformation temperature was found in the Ni added Mn-Cu alloys under the same treating condition, which ...
Yin, Fuxing   +3 more
openaire   +2 more sources

Influence of Geometric Design on Mechanical Performance of Auxetic Metastructure

open access: yesAdvanced Engineering Materials, EarlyView.
Strategic geometric reinforcement transforms auxetic performance. This study evaluates 3D‐printed arrowhead metastructures, revealing that a modified design with local ring reinforcement suppresses premature failure to achieve superior energy absorption and structural efficiency.
Muhammad Gulzari   +3 more
wiley   +1 more source

The Effects of Static Strain on the Damping Capacity of High Damping Alloys

open access: yesMATERIALS TRANSACTIONS, 2002
Influences of static strain on the damping capacity in Mn-based M2052 and Fe-6Al alloys were studied with the forced flexural oscillation method by using a dynamic mechanical analyzer (DMA). The static surface strain was applied on the 3-point bending specimens in the range of 1.0 x 10 -5 -2.0 x 10 -4 .
Yin, Fuxing   +4 more
openaire   +2 more sources

Amplitude Frequency Response Characteristics of Fe-Based Damping Alloy Simple Beams under Forced Vibrations

open access: yes, 2011
The amplitude frequency response characteristics of simple beams made by Fe-Mn damping alloy, Fe-Cr-Mo damping alloy and 0.45C-steel under forced vibrations were studied using forced vibration measurement instrument.
Shu Ke Huang   +4 more
core   +1 more source

Experimental and Numerical Modal Analysis of Composite Sandwich Structures Using Surfboards as Model Systems

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents an experimental and numerical modal investigation of composite sandwich structures using surfboards as model systems. By comparing different core materials and reinforcement strategies, the study demonstrates how local stiffeners influence vibrational response and introduce characteristic modal features, highlighting modal ...
Brett Connellan   +4 more
wiley   +1 more source

An investigation of stick-slip oscillation of Mn–Cu damping alloy as a friction material

open access: yes, 2019
The capability of Mn–Cu damping alloy in suppressing stick-slip oscillation when used as the friction pair material is investigated through the experimental method and the forged steel, cast iron, Al alloy and Mn–Cu alloy are chosen for the comparative ...
Ouyang, H   +5 more
core   +1 more source

Triple Junctions as Dislocation‐Like Defects: The Role of Grain Boundary Crystallography Revealed by Experiment and Atomistic Simulation

open access: yesAdvanced Engineering Materials, EarlyView.
Grain boundary triple junctions are an essential ingredient of the microstructure of polycrystalline materials. In this study, a triple junction is observed using atomic‐resolution scanning transmission electron microscopy and characterized. Computer simulations reveal that the junction has a dislocation character that is determined by the joining ...
Tobias Brink   +4 more
wiley   +1 more source

Process damping technique for aluminium alloy at low speed machining [PDF]

open access: yes, 2012
This thesis investigated the process damping performance of tools when machining aluminium alloy at low speed. The objective of this thesis is to prepare the aluminum alloy workpiece for cutting experiment.
Mohd Azfadir, Mat Daud
core  

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