Results 41 to 50 of about 513,932 (143)

Prediction and Experimental Validation of the Influence of T‐Stress on I–II Mixed‐Mode Fracture in Rock

open access: yesAdvances in Civil Engineering, Volume 2026, Issue 1, 2026.
Traditional fracture criteria only consider the singular terms in the Williams expansion and neglect higher‐order term coefficients, resulting in significant discrepancies between predicted and measured values. To advance the understanding of rock fracture mechanisms, this study introduces a generalized maximum tangential stress (GMTS) criterion by ...
Yongfeng Liu   +4 more
wiley   +1 more source

Transformation of BS7448-CTOD to ASTM E1290-CTOD

open access: yes, 2010
Experimental and analytical investigations into crack tip opening displacement (CTOD) were conducted to demonstrate the relationship between BS7448-CTOD and ASTM E1290-CTOD.
Takehiro Inoue   +2 more
core   +1 more source

Influence of Notch Geometry and Temperature on the Mechanical Properties of Al‐Mg Alloy Using Molecular Dynamics Simulations

open access: yesFatigue &Fracture of Engineering Materials &Structures, Volume 48, Issue 11, Page 4769-4783, November 2025.
ABSTRACT At the near‐threshold regime, small irregularities on the surface can interact with the microstructure and affect the nucleation and propagation of cracks. Molecular dynamics is an effective methodology to investigate the damage evolution at this scale, and three types of defects, namely, triangular, rectangular, and crack, are examined.
Francesco Gucci   +3 more
wiley   +1 more source

Fracture Assessment of Weld Joints of High-Strength Steel in Pre-Strained Condition

open access: yesApplied Sciences, 2019
Unstable fractures tend to occur after ductile crack initiation or propagation. In most collapsed steel structures, a maximum 15% pre-strain was recorded, at the steel structural connections, during the great earthquake of 1995, in Japan. Almost-unstable
Gyubaek An   +3 more
doaj   +1 more source

A Numerical Study of the Effect of Isotropic Hardening Parameters on Mode I Fatigue Crack Growth

open access: yesMetals, 2020
The consideration of plastic crack tip opening displacement (CTOD, δp), as a crack driving force has given us the opportunity to predict fatigue crack growth (FCG) rate numerically, and, therefore, to develop parametric studies focused on the effect
M. F. Borges   +3 more
doaj   +1 more source

Electrostatically Reinforced Double Network Granular Hydrogels

open access: yesAdvanced Science, Volume 12, Issue 20, May 29, 2025.
Electrostatically reinforced double network granular hydrogels (DNGHs) with cartilage‐like fracture energy are introduced. An empirical model predicts the composition‐dependent fracture energy based on dissipation zone size, contact area, and inter‐particle adhesion energy. Thanks to their granular structure and the inter‐particle attraction, the DNGHs
Tianyu Yuan   +3 more
wiley   +1 more source

Fifty Years of Innovation in Plastic Surgery [PDF]

open access: yes, 2016
Background Innovation has molded the current landscape of plastic surgery. However, documentation of this process only exists scattered throughout the literature as individual articles.
Yang, GZ   +5 more
core   +1 more source

An Experimental Study of Fracture Parameters of Concrete Produced With Basalt Aggregate by Peak‐Load Method

open access: yesAdvances in Civil Engineering, Volume 2025, Issue 1, 2025.
Limestone or river aggregates have been traditionally used as aggregates in ready‐mixed concrete from the past to the present. The depletion of these natural aggregates used in ready‐mixed concrete has led the concrete industry to investigate aggregate resources and search for alternative aggregates.
Senem Yilmaz Cetin   +2 more
wiley   +1 more source

Preliminary Evaluation of the Influence of Hydrogen on the Fracture Toughness of an X65 Gas‐Transmission Pipeline Steel

open access: yesAdvanced Engineering Materials, Volume 26, Issue 16, August 2024.
We measured two values of fracture toughness for X65 steel in air (KQ of 369 and 487 MPa√m$\sqrt{} \text{m}$) and two essentially American Society for Testing of Materials–valid values of fracture toughness of KJ1C of 150 and 189 MPa√m$\sqrt{} \text{m}$ for X65 subjected to in situ hydrogen charging thought to be equivalent to a hydrogen gas pressure ...
Md Fahdul Wahab Chowdhury   +11 more
wiley   +1 more source

Experimental Research on the Low-Cycle Fatigue Crack Growth Rate for a Stiffened Plate of EH36 Steel for Use in Ship Structures

open access: yesJournal of Marine Science and Engineering
This paper presents a straightforward approach for determining the low-cycle fatigue (LCF) crack propagation rate in stiffened plate structures containing cracks.
Qin Dong, Geng Xu, Wei Chen
doaj   +1 more source

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