Results 71 to 80 of about 15,584 (255)

Quantitative Fractography - Well Spring of Intimate Knowledge in Fatigue Crack Growth History

open access: yes, 2006
Quantitative fractography of fatigued structure parts can offer very useful and valuable information on the fatigue process. One of main contribution of this experimental method is a detailed description of fatigue crack growth in time and in space.
Ivan Nedbal, Jiri Kunz, Jan Siegl
core   +1 more source

Investigating accidents involving aircraft manufactured from polymer composite materials [PDF]

open access: yes, 2013
This thesis looks into the examination of polymer composite wreckage from the perspective of the aircraft accident investigator. It develops an understanding of the process of wreckage examination as well as identifying the potential for visual and ...
Dunn, Leigh
core   +3 more sources

Combination of fractography and computed tomography for the determination of the cause of fracture (case study)

open access: yes, 1996
The utilization of fractography to determine crack origins as well as the mechanisms of crack propagation is an established method in failure analysis.
Lüthi, Thomas (author)   +2 more
core   +1 more source

In Vitro Mechanical Tests for Modern Dental Ceramics

open access: yesFrontiers in Dentistry, 2006
The fracture resistance of all-ceramic restorations is one of the major concerns in clinical applications of these materials. Before initiating a time-consuming and costly clinical investigation, an in vitro study can help to estimate the in vivo ...
L. Sadighpour   +2 more
doaj  

Cyclic Strain Rate Dependent Low-Cycle Fatigue Behavior of Alloy 617

open access: yesInternational Journal of Technology, 2023
Alloy 617 is identified as a potential material for defense applications, particularly in military air platforms. Therefore, this study aims to examine the impact of strain rate on Alloy 617 properties during low-cycle fatigue (LCF) at room ...
Rando Tungga Dewa   +3 more
doaj   +1 more source

Fracture load and three‐dimensional internal void analysis of direct composites used to restore worn molars

open access: yesEuropean Journal of Oral Sciences, EarlyView.
Abstract This study evaluated (1) the load‐bearing capacity of molars restored with direct occlusal veneers fabricated either from short‐fiber‐reinforced composite (SFRC) or particulate‐filled composite (PFC) and the presence of internal voids within the materials, and (2) effect of water storage on the fracture load and correlation between internal ...
Topias Yli‐Urpo   +6 more
wiley   +1 more source

Indirect Tensile Test of Layered Marble and Analysis of Fracture Morphology and Mechanism

open access: yes工程科学与技术, 2014
:With the aid of MTS815,large scale laser profilometer and SEM testing system,indirect tensile tests,fractography and meso fracture mechanism analysis were carried out on layered marbles taken from transportation tunnel of JinpinⅡ hydropower station ...
裴建良, 苏立, 刘建锋, 左建平
doaj  

Biography of Are Tsirk (1937-2015): Flintknapper and scholar

open access: yesJournal of Lithic Studies, 2015
Are Tsirk was as much a scholar as he was a flintknapper. These disciplines were intertwined and expressed in his experimental research, by way of his exploration of fractography, and his replication of stone tools which spanned the archaeological record
Steve Adams
doaj   +1 more source

Breakage Characterization of Magnetite under Impact Loads and Cyclic Impact Loading

open access: yesEnergies, 2020
A series of impact compression tests were conducted to study the breakage characteristics of magnetite, as well as the impact pressure on its strain rate and dynamic compressive strength.
Liang Si, Yijun Cao, Guixia Fan
doaj   +1 more source

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