Results 61 to 70 of about 3,046,027 (258)

Fluid flow in crustal fault zones with varying lengthwise thickness: application to the Margeride fault zone (French Massif Central)

open access: yesGeothermal Energy
Crustal fault zones, holding promise as potential geothermal reservoirs, remain largely untapped and unexplored. Located in the southern Massif Central, France, the Margeride fault zone (MFZ) varies in thickness (lateral extension perpendicular to the ...
Emmy Penhoët   +5 more
doaj   +1 more source

Estimating Fault Friction from Seismic Signals in the Laboratory

open access: yes, 2018
Nearly all aspects of earthquake rupture are controlled by the friction along the fault that progressively increases with tectonic forcing, but in general cannot be directly measured.
Bolton, David C.   +7 more
core   +1 more source

THE KONYA FAULT ZONE

open access: yesSelçuk Üniversitesi Mühendislik, Bilim ve Teknoloji Dergisi, 2004
Konya fay zonu, Konya batısında kuzeydoğu-güneybatı uzanımlı, doğuya eğimli, eğim atımlınormal faylar ile temsil edilir. Fay zonu yaklaşık 65 km uzunluğa sahip olup, Hatunsaray doğusundanbaşlayarak kuzeydoğuya Doğudağ doğusuna doğru uzanır. Fay zonu 5 km genişliğinde bir takımsüreksiz, birbirlerine az çok paralel faylardan oluşmaktadır. Fay zonu içinde
Aksoy, Rahmi, Eren, Yaşar
openaire   +2 more sources

Experimental Insights Into Fault Reactivation in Gouge‐Filled Fault Zones [PDF]

open access: yesJournal of Geophysical Research: Solid Earth, 2019
AbstractFaults in the brittle crust constitute preexisting weakness zones that can be reactivated depending on their friction, orientation within the local stress field, and stress field magnitude. Analytical approaches to evaluate the potential for fault reactivation are generally based on the assumption that faults are ideal planes characterized by ...
C. Giorgetti   +3 more
openaire   +2 more sources

Landslide hazard assessment of the fault zone considering the fault effect: a case study of the Lixian–Luojiabu fault zone in Gansu Province (China)

open access: yesFrontiers in Earth Science
The earthquake landslide hazard assessment method is mainly based on the traditional Newmark model. However, when the landslide hazard assessment is carried out along the fault zone, the calculated results are often different from the actual situation ...
Wei Feng   +5 more
doaj   +1 more source

High-resolution Imaging of Fault Zone Structures with Seismic Fault Zone Waves [PDF]

open access: yesScientific Drilling, 2007
No abstract available. <br><br> doi:<a href="http://dx.doi.org/10.2204/iodp.sd.s01.23.2007" target="_blank">10.2204/iodp.sd.s01.23.2007</a>
Jeff McGuire   +3 more
openaire   +4 more sources

Investigation of active tectonic evidence and characteristics of the Kushk fault zone and vulnerability of rural settlements, Qazvin province [PDF]

open access: yesمسکن و محیط روستا, 2022
This paper investigates the activity of Kushk fault through field observations of landslides related to the activity of the Kushk fault and other evidence of its activity, and the location of rural settlements in the study area of the Kushk fault has ...
Saeedmohammad Sabouri   +1 more
doaj  

Horizontal coseismic deformation of the 1999 Chi-Chi earthquake measured from SPOT satellite images: Implications for the seismic cycle along the western foothills of central Taiwan [PDF]

open access: yes, 2003
The 1999 Chi-Chi earthquake, M_w = 7.6, broke a major thrust fault along the western foothills of the Central Range of Taiwan. We have measured the horizontal coseismic displacement field by correlating optical satellite images acquired before and after ...
Avouac, Jean-Philippe   +2 more
core   +1 more source

Stress transfer and strain rate variations during the seismic cycle [PDF]

open access: yes, 2004
The balance of forces implies stress transfers during the seismic cycle between the elastobrittle upper crust and the viscoelastic lower crust. This could induce observable time variations of crustal straining in the interseismic period.
Avouac, J.-P., Perfettini, H.
core   +2 more sources

Graphite lubricates fault zones [PDF]

open access: yesEos, Transactions American Geophysical Union, 2013
Graphite is known to be a low‐friction material, and rocks rich in graphite are often found in fault zones. Oohashi et al. conducted laboratory studies to determine how much graphite is needed to reduce the frictional strength of a fault. Their experiments included samples with various mixtures of graphite and quartz, as well as pure quartz and pure ...
openaire   +1 more source

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