نتایج جستجو برای: lateral fault

تعداد نتایج: 188130  

Journal: :فیزیک زمین و فضا 0
مجید نعمتی استادیار، دانشگاه باهنر کرمان، دانشکده علوم، بخش زمین شناسی، کرمان، ایران و استادیار، سازمان زمین شناسی و اکتشافات معدنی کشور، تهران، ایران مرتضی طالبیان استادیار، سازمان زمین شناسی و اکتشافات معدنی کشور، تهران، ایران احمد سدیدخوی استادیار، موسسه ژئوفیزیک دانشگاه تهران، ایران نوربخش میرزائی دانشیار، موسسه ژئوفیزیک دانشگاه تهران، ایران محمدرضا قیطانچی استاد، موسسه ژئوفیزیک دانشگاه تهران، ایران

the investigation of this paper focuses on eastern part of shahroud fault system in middle-east alborz. this fault system is an important part in the seismotectonic map of the area. we used two local temporary dense seismological networks data installed around the fault system for several months during 2007 and 2008 and simultaneously micro-earthquakes data recorded by the permanent seismologic...

2007
Tom Parsons Ross S. Stein Robert W. Simpson Paul A. Reasenberg

We present a new three-dimensional inventory of the southern San Francisco Bay area faults and use it to calculate stress applied principally by the 1989 M = 7.1 Loma Prieta earthquake and to compare fault seismicity rates before and after 1989. The major high-angle right-lateral faults exhibit a different response to the stress change than do minor oblique (right-lateral/thrust) faults. Seismi...

Journal: :فیزیک زمین و فضا 0
فریده سادات میردامادی دانشجوی کارشناسی ارشد ژئوفیزیک، گروه فیزیک زمین، مؤسسة ژئوفیزیک دانشگاه تهران، ایران مهدی رضاپور دانشیار، گروه فیزیک زمین، مؤسسة ژئوفیزیک دانشگاه تهران، ایران

the study area locates between an active fault system of north anatolian in turkey and active alborz and zagros mountain ranges in iran. the total shortening concluded from arabia-eurasia collision with a rate of 22 mm/year across the ne persia is partitioned  into  two  fault  systems,  right-lateral  strike slip  movements  in  the  turkish-iranian  plateau  like  north tabriz fault system an...

Batubesi Dam which is located in Sorowako region in the middle part of Sulawesi island had been designed with seismic coefficient about 0.20g. The region constitutes an active earthquake zone with the recurrence frequency and magnitude of the earthquake are relatively high. The region is located on and active fault zone due to lateral fault movement (strike-slip) of Matano fault, Palukoro fault...

Journal: :Science 2001
J A Hole R D Catchings K C St Clair M J Rymer D A Okaya B J Carney

Seismic reflection and refraction images illuminate the San Andreas Fault to a depth of 1 kilometer. The prestack depth-migrated reflection image contains near-vertical reflections aligned with the active fault trace. The fault is vertical in the upper 0.5 kilometer, then dips about 70 degrees to the southwest to at least 1 kilometer subsurface. This dip reconciles the difference between the co...

2016
Taku Ozawa Eisuke Fujita Hideki Ueda

An MJMA6.5 earthquake (foreshock) and MJMA7.3 earthquake (mainshock) struck Kumamoto Prefecture on April 14, 2016, and April 16, 2016. To evaluate the effect of crustal deformation due to the earthquake on the Aso magma system, we detected crustal deformation using InSAR and GNSS. From InSAR analysis, we detected large crustal deformations along the Hinagu Fault, the Futagawa Fault, and the nor...

In this paper, a new actuator fault detection and isolation method for a four wheel independent drive electric vehicle is proposed. Also, a controller based on sliding mode control method is proposed for lateral stability of the vehicle. The proposed control method is designed in three high, medium and low levels. At the high-level, the vehicle desired dynamics such as longitudinal speed refere...

2006
Matthew J. Rogers Eric Kirby Matthew Rogers

Slip rates of the right-lateral Owens Valley Fault lie at the center of an ongoing debate over the rheology and mechanics of lithospheric deformation in eastern California. Slip rates determined from paleoseismic records of surface rupture yield Late Pleistocene – Holocene rates of < 1mm/yr to ~2 mm/yr. The decadal velocity field across the valley, however, approaches ~6 mm/yr of right-lateral ...

2003
JOHN W. BELL FALK AMELUNG GEOFFREY C. P. KING

The Carboneras fault is one of three principal Cenozoic strike-slip faults in the Betic Cordillera of southeastern Spain. In this study, we characterize the paleoseismic history of the Carboneras fault by examining the evidence for lateral offset of 85-180 ka ‘Iyrrhenian marine terraces, by dating the left-lateral stream-channel offsets in La Serrata, and by postulating a late Holocene coastal ...

ژورنال: کواترنری ایران 2019
Almasian, Mahmoud, Pourkermani, Mohsen , Shahidi, Alireza , Zohrieh, Amir,

Introduction:    The study area has various types of geological structures, especially various types of fractures and folds. Evidence indicates that Structures with specific mechanisms in this area have been affected by Compressional - Tensile tensions.   Materials and methods:   To determine the direction of stress in the fault zone north of Tehran, from various tectonic evidences i...

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