Results 1 to 10 of about 544,525 (183)

Dramatically enhanced creep rupture performance and failure analysis of 9Cr–CrMoV dissimilar welded joint

open access: yesJournal of Materials Research and Technology, 2022
The relationship between the microstructure evolution and the corresponding creep rupture performance are systematically investigated. Dramatically enhanced creep rupture performance is achieved for the 9Cr–CrMoV dissimilar welded joint by adjusting the ...
Kai Ding   +7 more
doaj   +1 more source

Subcritical crack growth in fibrous materials [PDF]

open access: yes, 2006
We present experiments on the slow growth of a single crack in a fax paper sheet submitted to a constant force $F$. We find that statistically averaged crack growth curves can be described by only two parameters : the mean rupture time $\tau$ and a ...
Barenblatt G. I.   +11 more
core   +5 more sources

Slow crack growth : models and experiments [PDF]

open access: yes, 2007
The properties of slow crack growth in brittle materials are analyzed both theoretically and experimentally. We propose a model based on a thermally activated rupture process.
Ciliberto, Sergio   +2 more
core   +4 more sources

Effects of Barriers on Fault Rupture Process and Strong Ground Motion Based on Various Friction Laws

open access: yesApplied Sciences, 2020
A barrier may induce a supershear rupture on a fault. This paper focuses on two questions: One is whether the existence of a barrier accelerates the propagation speed of a whole fault rupture, and the other is what are the effects of friction laws and ...
Jie Yuan, Jinting Wang, Shoubiao Zhu
doaj   +1 more source

Rupture Processes in Fibre Bundle Models

open access: yes, 2006
15 figures, 30 pages; in Modelling Critical and Catastrophic Phenomena in Geoscience: A Statistical Physics Approach, edited by P. Bhattacharyya and B. K. Chakrabarti, (Springer, Berlin, 2006)
Hemmer, Per C.   +2 more
openaire   +2 more sources

2017—2018年吉林松原地震序列研究

open access: yesDizhen xuebao, 2019
本文利用主地震相对定位法,对2017年7月18日—2018年7月15日期间发生在2018年松原MS5.7地震震中附近的地震进行了重新定位,并对松原地震序列进行了分析,得到如下结果:① 松原地震破裂面的走向为SW向,倾角较陡,接近直立,倾向为NW向;② 研究区范围内的地震震源深度大部分比主震浅;③ 主震发生前的地震显示出震源深度逐渐加深的过程,主震发生后,地震的震源深度则逐渐变浅。根据上述结果,结合研究区的地震构造背景及松原地震震源机制解的综合分析结果表明,本次地震的破裂面走向为NE−SW向 ...
Yan’e Li   +4 more
doaj   +1 more source

Rapid estimation of parameters related to the 28 March 2025 M7.9 earthquake in Myanmar

open access: yes地震科学进展
At 14:20 (Beijing time) on March 28, 2025, a magnitude 7.9 earthquake struck the Mandalay region in central Myanmar. In response, the Institute of Geophysics, China Earthquake Administration, initiated a rapid scientific assessment involving ...
Yongzhe Wang   +4 more
doaj   +1 more source

Star polymers rupture induced by constant forces [PDF]

open access: yes, 2014
In this work, we study the breakage process of an unknotted three-arm star-shaped polymer when it is pulled from its free ends by a constant force. The star polymer configuration is described through an array of monomers coupled by anharmonic bonds ...
Febbo, Mariano   +3 more
core   +1 more source

The 1980, 1997 and 1998 Azores earthquakes and its seismotectonic implications [PDF]

open access: yes, 2007
We have studied the focal mechanisms of the 1980, 1997 and 1998 earthquakes in the Azores region from body-wave inversion of digital GDSN (Global Digital Seismograph Network) and broadband data. For the 1980 and 1998 shocks, we have obtained strike– slip
Bezzeghoud, M.   +4 more
core   +1 more source

Source parameters and rupture characteristics of the M6.2 Jishishan earthquake in Gansu Province on December 18, 2023

open access: yes地震科学进展
At 23:59 on December 18, 2023 (Beijing time), a M6.2 earthquake occurred in the Gansu Province of Jishishan. The Institute of Geophysics,China Earthquake Administration initiated the response mechanism after this earthquake and organized geophysics ...
Xiangyun Guo   +7 more
doaj   +1 more source

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