نتایج جستجو برای: 24 km an initial estimation of moho depth located at 34 km

تعداد نتایج: 21813937  

Journal: :journal of mining and environment 2015
allahyar khojamli faramarz doulati ardejani ali moradzadeh ali nejati kalateh amin roshandel kahoo

the ardabil geothermal area is located in the northwest of iran, which hosts several hot springs. it is situated mostly around the sabalan mountain. the sabalan geothermal area is now under investigation for the geothermal electric power generation. it is characterized by its high thermal gradient and high heat flow. in this study, our aim is to determine the fractal parameter and top and botto...

Journal: :Annals of Geophysics 2022

This study aims to determine Curie point depth (CPD), Heat flow and the boundaries of geological structures Cyprus Island using EMAG2 magnetic data. CPD values were calculated by applying spectral analysis technique anomaly map divided into 60 blocks (60x60 km2). Then, different thermal conductivity (K=1, 1.5 2.5 Wm–1 K–1) heat values. ranged from 12.4 km 28.18 km, between 20 50 mW/m2 for K=1. ...

Journal: :فیزیک زمین و فضا 0
احمد سدیدخوی استادیار،گروه فیزیک زمین، مؤسسه ژئوفیزیک دانشگاه تهران، ایران زهرا علیخانی دانش آموخته کارشناسی ارشد ژئوفیزیک (زلزله شناسی)، دانشگاه آزاد اسلامی، واحد علوم تحقیقات، تهران، ایران فروغ صدودی پژوهشگر، مؤسسه تحقیقاتی علوم زمین پتسدام، آلمان

iran is located in a roughly triangular deforming region, consisting of relatively undeformed shield areas to the southwest (arabia) and northeast and the more recently deformed, though currently inactive, southwest afghanistan block in the east. the current geological and tectonic setting of iran is due to the ongoing convergence between the arabian and eurasian plates, which resulted in the f...

Journal: : 2023

Abstract The Taiwan orogenic belt is formed by the strong convergence between Philippine Sea Plate and Eurasian Plate. detailed mountain building process still under debated largely due to poor constraint of deep crustal structures, particularly geometry at Moho-depth. Here Moho-refracted P waves are identified from seismic data recorded a dense array (Formosa Array) in northern Taiwan. Althoug...

2008
Birinder Singh Sandhawalia Darren Dalcher

This paper presents a Knowledge Management Capability framework based upon an empirical case study conducted at a CMM Level 5 software project organisation. The paper discusses the development of the organisation’s knowledge management (KM) initiative from its initial state, to an organisational state where the KM practices are institutionalised and embedded within the daily activities and work...

2005
CARL E. JOHNSON

The 5.1 ML Santa Barbara earthquake of 13 August 1978 occurred at 22h54 rn 52.8 s UTC. The epicenter was located 3 km southeast of Santa Barbara at 34 ° 23.9 'N latitude and 119°40.9'W longitude with a focal depth of 12.7 km. The main shock was fol lowed between 13 August and 30 September by 373 aftershocks that were located with the Caltech-USGS array. The aftershock zone extended 12 km WNW fr...

1999
Antônio Nuno de Castro

The aim of this paper is to construc an image from Moho discontinuity in South America. This result can be obtained through global modeling of Rayleigh waves phase and group velocity (ROSA (1986) and SANTA ROSA (1996)). The initial 2-D inversion model was defined according to the geographic position of each block, sized 10 x 10 degrees by ROSA (1986), in the continent and in the ocean. As a res...

Journal: :Geothermal Energy 2023

Abstract Renewable energy sources are key to achieve the transition toward clean system. Among them, geothermal has a production whose effectiveness requires sufficient understanding of temperature distribution and fluid circulation at depth, as well lithological petrophysical properties crust. The focus this paper is twofold: first, we summarize main advances in development new methodologies n...

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