Results 11 to 20 of about 148 (98)

Investigation of seismic parameters, calculation of Seismic moment and Geologic moment Kopeh-Dagh zone in Northeast of Iran [PDF]

open access: yesمخاطرات محیط طبیعی, 2021
The Kopeh-Dagh zone is the northern deformation zone due to the convergence of the Arabian and Eurasian plates Which forms an active area with a northwest-southeast trend.
Hadi Alinia, Mohammad Mahdi Khatib
doaj   +1 more source

Study of main planktonic foraminifera(Turonian-Santonian) in Kopeh-Dagh sedimentary environment, NE Iran [PDF]

open access: yesSustainable Earth Trends, 2021
In order to study the fossil contents of the Abderaz Formation for biostratigraphical purposes the 500 meters thick section was sampled at type section.
Meysam Shafiee Ardestani   +1 more
doaj   +1 more source

Analysis of correlation of Neotectonic and seismicity in Bakharden-Quchan zone

open access: yesJournal of Economic Geology, 2021
Introduction Two fundamental goals are followed in this paper: 1- Active neotectonics of the Kopeh Dagh Mountains particularly in its central part that is called the Bakharden-Quchan Zone in NE Iran for special features of faulting and role of faults ...
Javad Biglari   +2 more
doaj   +1 more source

Early Silurian (Llandovery) Trilobite fauna from [PDF]

open access: yesJournal of Sciences, Islamic Republic of Iran, 2020
The aim of this study is to analyze the assemblage of trilobites in the Silurian sequences of Iran by exploring stratigraphic section of the Silurian Niur Formation (Asadli section).
Hamed Ameri
doaj   +1 more source

A New Lithospheric Density and Magnetic Susceptibility Model of Iran, Starting From High‐Resolution Seismic Tomography

open access: yesJournal of Geophysical Research: Solid Earth, Volume 128, Issue 12, December 2023., 2023
Abstract We propose a new model for the crust and upper mantle in Iran by joint inversion of gravity and magnetic fields, constrained with a seismic tomography model. We then calculate shear modulus from the Vs velocities and densities. The crust and mantle tomography model is first converted to a density cube through empirical and petrological ...
G. Maurizio   +3 more
wiley   +1 more source

Climate zones in Iran

open access: yesMeteorological Applications, Volume 30, Issue 5, September/October 2023., 2023
Six distinct climate zones are identified in Iran: mild and humid, cool and sub‐humid, cold and temperate semi‐arid, warm and semi‐arid, cool and arid, and warm and hyperarid. The maximum precipitation occurs in the southern coastal plains of the Caspian Sea in autumn. The minimum precipitation occurs in southwestern Iran in summer.
Mohammad Saeed Najafi, Omid Alizadeh
wiley   +1 more source

Rheological Heterogeneities Control the Non‐Progressive Uplift of the Young Iranian Plateau

open access: yesGeophysical Research Letters, Volume 50, Issue 3, 16 February 2023., 2023
Abstract The Iranian plateau is at the early stage of plateau development and intracontinental deformation in response to the Arabia‐Eurasia collision. Its compressive deformation is concentrated in the northern plateau but skips the central counterpart, challenging the common views envisaging the progressive uplift from the collisional front to the ...
Yifan Gao   +3 more
wiley   +1 more source

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