Results 51 to 60 of about 32,098 (294)

Cohesive zone models in history dependent materials [PDF]

open access: yes, 2013
Copyright @ 2013 ACMECohesive zone model is a well known concept in nonlinear fracture mechanics of elasto-plastic materials. In contrast to that, we discuss a development of the cohesive zone model to linear, but time and history dependent, materials ...
Hakim, L, Mikhailov, SE
core   +1 more source

Corrosion and Process Analysis of a Preoxidized MgO Recyclate‐Based Cermet Anode in Laboratory‐Scale Na‐Cryolite Molten Salt Electrolysis of Aluminum at 1000°C

open access: yesAdvanced Engineering Materials, EarlyView.
EDX elemental map of the pre‐oxidized MgO–steel cermet anode cross section after electrolysis. The development of inert anodes for aluminum electrolysis remains challenging due to the high corrosivity of cryolite‐based melts at 950°C–1000°C. This study investigates the corrosion and process behavior of a carbon‐free MgO–steel cermet anode derived from ...
Alexander Adamczyk   +7 more
wiley   +1 more source

Investigation of compact tensile and fracture mechanical properties of a duplex stainless steel bimetal composite with the interfacial zone

open access: yesJournal of Materials Research and Technology, 2022
The interfacial zone formed in the manufacturing process of bimetal or laminated metal composites owes complicated microstructures and properties. This special feature greatly affects the fracture toughness and fatigue strength of metal composites.
Zhou Li   +5 more
doaj   +1 more source

Experimental study on fracture behavior of pre-notched mortar beams using ESPI technique [PDF]

open access: yes, 2011
Electronic Speckle Pattern Interferometry (ESPI) technique is of high sensitivity and can provide full-field surface deformation. This paper introduces the application of ESPI technique to measure the surface deformation of pre-notched mortar beams in ...
Chen, H, Su, RKL
core  

Solid‐State Diffusion and Intermetallic Phase Formation in Roll‐Bonded Mg–Zn Composites With Kirigami‐Patterned Inlay

open access: yesAdvanced Engineering Materials, EarlyView.
Mg–Zn composites with a thickness of 0.21 mm were fabricated using roll bonding of a kirigami‐patterned Mg alloy inlay within a Zn matrix. Thermal activation following this process led to the formation of tailored intermetallic structures, which provided the composite with enhanced flexural strength.
Yaroslav Frolov   +4 more
wiley   +1 more source

Fatigue crack growth in notched specimens: a numerical analysis

open access: yesFracture and Structural Integrity, 2019
Fatigue crack growth (FCG) is linked to irreversible and non-linear processes happening at the crack tip, which explains different problems observed in the use of da/dN-?K curves. The replacement of ?K by non-linear crack tip parameters, namely the crack
F.V. Antunes   +3 more
doaj   +3 more sources

Digital image correlation method in experimental analysis of fracture mechanics parameters [PDF]

open access: yesScientific Technical Review, 2017
The principles and examples of state-of-the-art experimental methods for measuring the fracture mechanics parameters are presented in this paper. The methodology of experimental analysis of the fracture mechanics parameters includes investigation of ...
Čolić Katarina   +4 more
doaj  

Creep Fracture Characteristics of Fractured Rock Mass Strengthened with Toughened Epoxy Resin

open access: yesAdvances in Civil Engineering, 2021
For improving the toughness and long-term strength of the fractured rock mass reinforced with epoxy resin and reducing the opening displacement of the crack tip, three types of converging cracks are established according to the deformation and failure ...
Jun Wang   +5 more
doaj   +1 more source

Phase Field Failure Modeling: Brittle‐Ductile Dual‐Phase Microstructures under Compressive Loading

open access: yesAdvanced Engineering Materials, EarlyView.
The approach by Amor and the approach by Miehe and Zhang for asymmetric damage behavior in the phase field method for fracture are compared regarding their fitness for microcrack‐based failure modeling. The comparison is performed for the case of a dual‐phase microstructure with a brittle and a ductile constituent.
Jakob Huber, Jan Torgersen, Ewald Werner
wiley   +1 more source

Characteristics of Separations in Fracture After Crack Tip Opening Displacement Tests of Low-Carbon Microalloyed Offshore Steel S460MLO

open access: yesAlloys
Using the results from testing industrial batches of 23 mm steel heavy plates after thermomechanical rolling and subsequent post-weld heat treatment, the patterns of fatigue crack formation in the fracture specimens during CTOD (Crack Tip Opening ...
Eugene Goli-Oglu   +2 more
doaj   +1 more source

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