Results 1 to 10 of about 7,332 (264)

Mode I Fracture Toughness of Graphene Reinforced Nanocomposite Film on Al Substrate [PDF]

open access: yesNanomaterials, 2021
Nanocomposites were prepared by adding graphene nanoplatelets (GNP) into epoxy with a variety of loadings. The thickness of GNPs used in this study was in a range of 1 nm to 10 nm.
Shiuh-Chuan Her, Kai-Chun Zhang
doaj   +2 more sources

Mode I Fracture Toughness of Tangential Moso Bamboo

open access: yesBioResources, 2014
This paper discusses moso bamboo (Phyllostachys pubescens) with initial crack formation by a three-point bending (SENB) method. The corrected indentation load-displacement curve (ISO 13586-2000) and the crack opening displacement in determining the crack
Minmin Xu   +6 more
doaj   +3 more sources

Effect of Rock Fracture Filling on Mode I and II Fracture Toughness [PDF]

open access: yesAnalytical and Numerical Methods in Mining Engineering, 2019
This paper focuses on some fracture toughness tests performed on the pre-cracked Brazilian specimens of rock-like materials. Also the effect of rock fracture filling on the fracture toughness was considered experimentally.
حمیدرضا نجاتی   +1 more
doaj   +2 more sources

The Effect of Temperature and Heating–Cooling Cycles on Mode I, Mode II and Mixed-Mode I-II Fracture Toughness of Sandstone [PDF]

open access: yesMuhandisī-i manābi̒-i ma̒danī, 2021
In the case of explosions and fires, the rocks undergo a cycle of heating and cooling. For that, first, they are exposed to considerable heat and then cooled after extinguishing the fire.
Sh. Latifi, M. Hosseini, M. Mahdikhani
doaj   +1 more source

Logging prediction and evaluation of fracture toughness for the shales in the Longmaxi Formation, Southern Sichuan Basin

open access: yesPetroleum, 2021
The mode-I fracture toughness is of great significance for evaluating the fracturing ability of shale reservoirs. In this study, the mode-I fracture toughness of the shale in the Lower Silurian Longmaxi Formation, Southern Sichuan Basin was determined ...
Jian Xiong   +4 more
doaj   +1 more source

Characterization of Mode I and Mode II Interlaminar Fracture Toughness in CNT-Enhanced CFRP under Various Temperature and Loading Rates

open access: yesNanomaterials, 2023
This study investigates the influence of temperature and loading rate on the Mode I and Mode II interlaminar fracture behavior of carbon-nanotubes-enhanced carbon-fiber-reinforced polymer (CNT-CFRP).
Burak Yenigun   +3 more
doaj   +1 more source

Designing a simple and suitable laboratory test specimen for investigating the general mixed mode I/II/III fracture problem

open access: yesMaterials & Design, 2023
A novel test specimen was designed for experimental investigations of pure and mixed mode fracture. This novel test configuration is called “modified edge notched disc bend” (M-ENDB) specimen.
M.R.M. Aliha   +2 more
doaj   +1 more source

An experimental investigation of fracture modes and delamination behavior of carbon fiber reinforced laminated composite materials

open access: yesDiagnostyka, 2022
Mechanically, composite laminates perform exceptionally well in-plane but poorly out-of-plane. Interlaminar damage, known as "delamination," is a major issue for composite laminates.
Mustafa Abdul Hussein Musafir   +2 more
doaj   +1 more source

Mode I fracture toughness of fibre reinforced concrete [PDF]

open access: yesTheoretical and Applied Fracture Mechanics, 2017
Low fracture toughness of concrete represents a serious shortcoming. An effective way to improve the concrete toughness is represented by the dispersion (during mixing) of discontinuous fibres into the concrete mix. The principal beneficial effect of fibres is the crack bridging in the cementitious matrix, providing resistance to crack propagation ...
Andrea Carpinteri   +4 more
openaire   +4 more sources

Comparison of Testing Method Effects on Cracking Resistance of Asphalt Concrete Mixtures

open access: yesApplied Sciences, 2021
As an inherent characteristic of materials, the fracture toughness is an important parameter to study the cracking behavior of asphalt concrete mixtures.
Dayong Yang   +2 more
doaj   +1 more source

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