Results 101 to 110 of about 125,587 (313)

A modelling technique for calculating stress intensity factors for structures reinforced by bonded straps. Part II: Validation [PDF]

open access: yes, 2010
In this second part of the two-part paper validation of the 2D FE modelling technique described in the first part is presented for a range of test configurations.
Boscolo, Marco, Zhang, Xiang
core   +1 more source

Molecular Dynamics Studies of Shape Memory Polymers: From Bead–Spring Models to Atomistic Simulations

open access: yesAdvanced Engineering Materials, EarlyView.
Coarse‐grained (left) and atomistic (right) models of the shape memory polymer ESTANE ETE 75DT3 are shown schematically. The two representations bridge molecular detail and mesoscopic description. Both models capture shape memory behavior, linking segmental mobility and conformational relaxation of anisotropic chains to macroscopic recovery, and ...
Fathollah Varnik
wiley   +1 more source

On the Bending Stress of Spur Gear : (3rd Report, On the Calculation Results of Bending Stress of Gear Tooth)

open access: yesTransactions of the Japan Society of Mechanical Engineers, 1961
For the purpose of calculating the bending strength of the gear tooth in general use, the authors studied theoretically the position of the weakest section of a gear tooth and the point of the worst loading, and consequently defined the calculating method of nominal stress.
AIDA, Toshio, TERAUCHI, Yoshio
openaire   +3 more sources

Results of pipe bend analysis, Part XI - stress distributions in flanged pipe elbows from in-plane bending.

open access: yes, 1984
Graphs of outside surface stress distributions are presented and numerical values of stresses on inside and outside surfaces tabulated for a wide range of flange-ended pipe elbows subjected to in-plane bending; calculations based on linear thin shell ...
Whatham, JF
core  

Evaluating stress intensity factors due to weld residual stresses by the weight function and finite element methods [PDF]

open access: yes, 2010
This paper presents a study on the application of the weight function and finite element methods to evaluate residual stress intensity factors in welded test samples.
Yahaya, N. A.   +5 more
core   +1 more source

Influence of Surface Finish on the Tribological Performance of AlTiBN Coatings Deposited on Forming Tools

open access: yesAdvanced Engineering Materials, EarlyView.
Aluminum and nitride coatings are used in industry because they are hard, resist wear, and protect against oxidation. Adding boron can improve friction behavior and other properties. This study tests coatings on surfaces with different finishes. Results show smoother surfaces perform better, while rough ones wear faster, although coatings can reduce ...
Adrián Claver   +9 more
wiley   +1 more source

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

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

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

Fatigue Tests of Metals under Repeated Bending Stresses with Varying Mean Bending Stresses

open access: yesJournal of the Society of Materials Science, Japan, 1964
Many investigations of fatigue of metals under actual stresses have been carried out recently. Most of them have been done in the case where only the amplitudes of repeated stresses are varying with time. In the case of actual stress spectra of machine members, however, not only the amplitudes of repeated stresses but also the mean stresses fluctuate ...
YAMADA, Toshiro   +2 more
openaire   +2 more sources

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