نتایج جستجو برای: damavand volcano
تعداد نتایج: 7585 فیلتر نتایج به سال:
i * Corresponding Author, R. Ghasemi is with the Department of Electrical Engineering, Damavand Islamic Azad University, Damavand, Iran (email: [email protected] ). ii S.K.Y. Nikravesh is with the Department of Electrical Engineering, Amirkabir University of Technology, Tehran, Iran (e-mail: [email protected]). iii M. B. Menhaj is with the Department of Electrical Engineering, Amirkabir Un...
Background. This study was designed to evaluate the incidence of acute mountain sickness (AMS) occurring on different climbing routes on Mount Damavand and the effect of beginning time of ascent in Iranian trekkers. Methods. This study was a descriptive cohort investigation, performed in summer 2007. All trekkers who ascended Mount Damavand from northern, western, eastern, and southern paths an...
The activity of the Damavand volcano (Central Alborz, northern Iran) began 1.8 Ma ago and continued up to 7 ka BP. Although the volcanic suite is clearly of shoshonitic affinity, only two petrographic types can be distinguished in the studied lavas: (1) weakly differentiated absarokites (49 < %SiO2 < 51), scattered around the volcano but with a regional extension, (2) highly differentiated bana...
Palynological analyses from exposed palaeolacustrine deposits located at the flanks of Damavand volcano, in the central AlborzMountains in Northern Iran, provide a broad idea of the temporal variation of vegetation according to climate changes during a rangeof limited time intervals during the Quaternary period. This research reveals that the regional vegetation of the study area had been asemi...
structural evolution of alborz has already been mentioned by many researchers all over the world. central alborz is located in the bending of the eastern and the western alborz. damavand volcano is situated in the bending part along the great and active faults such as mosha, north of baijan, ask, nava and ira. the nava and ira faults are in the eastern side of damavand volcano with a trend of e...
46 Optimal Arrangement of Thermoelectric Modules for Recovering the Waste Heat of Damavand Power Plant using Mutable Smart Bee and Neuro-Fuzzy System Pendar Samadian, AAA Linen Co., London, UK Ahmad Mozaffari, Babol University of Technology, Babol, Iran Ali Goudarzi, Babol University of Technology, Babol, Iran Alireza Rezania, Aalborg University, Aalborg, Denmark Lasse Rosendahl, Aalborg Univer...
Introduction Damavand volcano is situated in the central part of the Alborz mountain range along the southern margin of the Caspian Sea, North of Iran and also located about 50 km NE of Tehran. The basement of the volcano is made up of Paleozoic to Cenozoic sediments. Damavand stratovolcano consists mainly of trachyandesite-trachyte lava flows and pyroclastics formed in the past two Ma (Allenb...
Interferometric Synthetic Aperture Radar (InSAR) capability to detect slow deformation over terrain areas is limited by temporal decorrelation, geometric decorrelation and atmospheric artefacts. Multitemporal InSAR methods such as Persistent Scatterer (PS-InSAR) and Small Baseline Subset (SBAS) have been developed to deal with various aspects of decorrelation and atmospheric problems affecting ...
in the present study, the q factor is obtained for the central alborz in iran using the lg coda method. the energy of a seismic wave decays while passing through a ‘real’ medium such as the earth which is not completely elastic. the decay in energy is due to non-elastic phenomena and is called intrinsic attenuation and is characterized with the q parameter, the large values of which represent s...
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