Volume 28, Issue 3
مرور بر اساس
ارسال های اخیر
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Characterizing Tourmaline in Metapelitic Schists from The Gasht Area, North Iran and Boron Source in Metamorphic Fluids
(University of Tehran, 2017-07-01)Metapelitic rocks in the Gasht area include micaschist, kyanite schist, andalusite schist, garnet schist, staurolite schist, cordierite schist and sillimanite schist. Tourmaline occurs as accessory mineral in all of ...
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Detecting Outliers in Exponentiated Pareto Distribution
(University of Tehran, 2017-07-01)In this paper, we use two statistics for detecting outliers in exponentiated Paretodistribution. These statistics are the extension of the statistics for detecting outliers inexponential and gamma distributions. ...
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Estimating the Mechanical Properties of Travertine Building Stones Due to Salt Crystallization Using Multivariate Regression Analysis
(University of Tehran, 2017-07-01)Salt crystallization is one of the most powerful weathering agents that may cause a rapid change in the mechanical properties of stones, and thus limit their durability. Consequently, determining the mechanical properties ...
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Hypercube Bivariate-Based Key Management for Wireless Sensor Networks
(University of Tehran, 2017-07-01)Wireless sensor networks are composed of very small devices, called sensor nodes,for numerous applications in the environment. In adversarial environments, the securitybecomes a crucial issue in wireless sensor ...
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Urgonian Type Microfossils of the Dariyan Formation, from Southwest of Iran (Northeast of Shiraz)
(University of Tehran, 2017-07-01)The Lower Cretaceous Carbonate deposits of the Dariyan Formation of the HighZagros Belt are mainly composed of thick to medium bedded limestone. These depositscontain abundant and diversified benthic foraminifera ...
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Synthesis of Oxazolone and Imidazolone Derivatives in Presence of H2O2 Promoted Fly Ash as a Novel and Efficient Catalyst
(University of Tehran, 2017-07-01)A new catalyst was prepared by promoting fly ash with hydrogen peroxide. The catalytic activity of H2O2 promoted fly ash (HPFA) was evaluated by synthesis 5(4H)-oxazolone and imidazolone ...
