Results 11 to 20 of about 125,352 (267)

Earthquake breakdown energy scaling despite constant fracture energy. [PDF]

open access: yesNat Commun, 2022
AbstractIn the quest to determine fault weakening processes that govern earthquake mechanics, it is common to infer the earthquake breakdown energy from seismological measurements. Breakdown energy is observed to scale with slip, which is often attributed to enhanced fault weakening with continued slip or at high slip rates, possibly caused by flash ...
Ke CY, McLaskey GC, Kammer DS.
europepmc   +7 more sources

Experimental investigation on mode II fracture performance of old-new concrete [PDF]

open access: yesArchives of Civil Engineering, 2022
The old-new concrete interface is the weakest part in the composite structure, and there are a large number of microcracks on the interface. In order to study the mode II fracture performance of the bonding surface of old-new concrete, the effect of ...
Shuang Liu   +3 more
doaj   +1 more source

Evaluation of the Low-Temperature Cracking Performance of Recycled Asphalt Mixture: A Development of Equivalent Fracture Temperature

open access: yesBuildings, 2022
This study aims to develop a new index to evaluate the low-temperature cracking performance (LTCP) of recycled asphalt mixtures. To achieve this, the assumption that fracture energy has limitation in evaluating the LTCP of mixtures was put forward ...
Tao Yang   +3 more
doaj   +1 more source

Fracture Behaviour of Concrete with Reactive Magnesium Oxide as Alternative Binder

open access: yesApplied Sciences, 2021
This research evaluates the fracture behavior of concrete with reactive magnesium oxide (MgO). Replacing cement with MgO is an attractive option for the concrete industry, mainly due to sustainability benefits and reduction of shrinkage.
J. A. Forero   +4 more
doaj   +1 more source

Relationship between microstructure and deformation of porous Ni-based cermets under redox cycling

open access: yesSN Applied Sciences, 2021
This paper discusses the relationship between the elongation and compression behavior and microstructural changes under redox cycles of porous Ni(O)–YSZ cermets for solid oxide fuel cells (SOFC).
Kazuhisa Sato   +9 more
doaj   +1 more source

FRACTURE ENERGY OF ILLITIC RAMMED EARTH WITH HIGH WATER-CLAY RATIO

open access: yesActa Polytechnica CTU Proceedings, 2021
The article is focused on design of mixture of rammed earth, producing, testing and determination of fracture energy of unfired rammed earth and its stress-strain curve in tensile bending test.
Barbora Mužíková   +2 more
doaj   +1 more source

Application of fracture energy for the assessment of frost degradation of high-strength concretes

open access: yesBudownictwo i Architektura, 2021
Knowledge of fracture mechanics parameters can help for a more accurate assessment of frost degradation of high-strength concrete. High strength concretes, despite the tight structure, are characterized by increased brittleness.
Sylwia Borowska, Marta Kosior-Kazberuk
doaj   +1 more source

On mechanics of interlocking structures by a sickle joint

open access: yesNihon Kikai Gakkai ronbunshu, 2023
In recent years, attention has focused on the excellent mechanical properties of bones, teeth, and crustaceans. In particular, interlocking tissue is strongly interested as one of the characteristics of the microscopic structure of crustaceans.
Masayuki ARAI
doaj   +1 more source

Influence of biochar additions on the fracture behavior of foamed concrete

open access: yesFracture and Structural Integrity, 2020
The present study concerns the experimental investigation of foamed concretes with 1600 kg/m3 density that incorporate biochar additions in the mix.
Devid Falliano   +7 more
doaj   +1 more source

Modulating Surface Chemistry of Al Powders for Elastomeric Composites with Applications in Electronic Cooling

open access: yesAdvanced Materials Interfaces, 2023
Elastomeric composites are an important class of thermal interface materials as they are shape‐adaptive, which can fit uneven interfaces and achieve ideal interfacial heat transfer in electronic cooling.
Qiangqiang Ma   +6 more
doaj   +1 more source

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