Results 61 to 70 of about 1,676,393 (393)

The mechanism of fracture in steel [PDF]

open access: yesJournal of the Franklin Institute, 1919
n ...
openaire   +3 more sources

Analysis of Temperature and Stress Distribution on the Bond Properties of Hybrid Tailored Formed Components

open access: yesAdvanced Engineering Materials, EarlyView.
Hybrid materials enable high‐performance components but are challenging to process. This study explores an inductive heating concept with spray cooling for steel–aluminum specimens in a two‐step process including friction welding and cup backward extrusion.
Armin Piwek   +7 more
wiley   +1 more source

Modeling with structure of resins in electonic compornents [PDF]

open access: yes, 2006
In recent years, interfacial fracture becomes one of the most important problems in the assessment of reliability of electronics packaging. Especially, underfill resin is used with solder joints in flip chip packaging for preventing the thermal fatigue ...
Matsumoto, T.   +4 more
core   +1 more source

Bistable Mechanisms 3D Printing for Mechanically Programmable Vibration Control

open access: yesAdvanced Engineering Materials, EarlyView.
This work introduces a 3D‐printed bistable mechanism integrated into tuned mass dampers (TMDs) for mechanically adaptive passive vibration suppression. Through optimized geometry, the bistable design provides adaptable vibration reduction across a broad range of scenarios, achieving effective vibration mitigation without complex controls or external ...
Ali Zolfagharian   +4 more
wiley   +1 more source

Downscaling of fracture energy during brittle creep experiments [PDF]

open access: yes, 2011
We present mode 1 brittle creep fracture experiments along fracture surfaces that contain strength heterogeneities. Our observations provide a link between smooth macroscopic time-dependent failure and intermittent microscopic stress-dependent processes.
Ampuero, J.-P.   +5 more
core   +4 more sources

Beyond Order: Perspectives on Leveraging Machine Learning for Disordered Materials

open access: yesAdvanced Engineering Materials, EarlyView.
This article explores how machine learning (ML) revolutionizes the study and design of disordered materials by uncovering hidden patterns, predicting properties, and optimizing multiscale structures. It highlights key advancements, including generative models, graph neural networks, and hybrid ML‐physics methods, addressing challenges like data ...
Hamidreza Yazdani Sarvestani   +4 more
wiley   +1 more source

The 1/r singularity in weakly nonlinear fracture mechanics

open access: yes, 2009
Material failure by crack propagation essentially involves a concentration of large displacement-gradients near a crack's tip, even at scales where no irreversible deformation and energy dissipation occurs. This physical situation provides the motivation
Ariel Livne   +25 more
core   +1 more source

Nonadiabatic Study of Dynamic Electronic Effects during Brittle Fracture of Silicon [PDF]

open access: yes, 2012
It has long been observed that brittle fracture of materials can lead to emission of high energy electrons and UV photons, but an atomistic description of the origin of such processes has lacked.
Goddard, William A., III   +3 more
core   +2 more sources

A CONTINUOUS DAMAGE MECHANICS MODEL FOR DUCTILE FRACTURE

open access: yes, 1985
A model of isotropic ductile plastic damage based on a continuum damage variable, on the effective stress concept and on thermodynamics is derived. The damage is linear with equivalent strain and shows a large influence of triaxiality by means of a ...
J. Lemaître
semanticscholar   +1 more source

Fracture Mechanics of Plate Debonding [PDF]

open access: yesJournal of Composites for Construction, 2008
This paper presents a fracture mechanics model to determine the load at which FRP plates will debond from reinforced concrete beams. This will obviate the need for finite-element analyses to be used in situations where there is an infinite stress concentration and where the exact details of the interface geometry and properties are unknowable.
Achintha, M., Burgoyne, C.J.
openaire   +5 more sources

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