نتایج جستجو برای: abad granite
تعداد نتایج: 6304 فیلتر نتایج به سال:
Granite is a typical crystalline material, often used as a building material, but also a candidate host rock for the repository of high-level radioactive waste. The petrographic texture-including mineral constituents, grain shape, size, and distribution-controls the fracture initiation, propagation, and coalescence within granitic rocks. In this paper, experimental laboratory tests and numerica...
Abstract Introduction:Some of the building stones have radioactive elements such as uranium and thorium and since people spend averagely 80 % of their time within the buildings, it increases the possibility of sunshine exposure. The aim of this study was to evaluate the dosimetry of building stones in Kerman in 2013 to determine the radioactivity of them. Methods: From the salestones of Kerman,...
A 32-year-old man was attacked by flies while camping around Khorram Abad, Lorestan Province, western Iran. Pruritic dermatitis with marked edema and considerable discomfort appeared mainly on the lower legs. The flies were identified as Simulium. Simuliids are tiny bloodsucking flies, popularly known as blackflies or buffalo flies, belonging to the dipterous, family Simulidae. They are occurre...
granitoid rocks of kaje area, northwest ferdows, with the composition of diorite, monzodiorite, monzonite, monzogranite, syenogranite and granite, with calk-alkaline and high potassium affinities, have trace and rare earth element geochemical characteristics similar to those from subduction zones, belonging to i-type granitoid rocks. most of these rocks are oxidized (magnetite series), while on...
We examined differences in the radioactive characteristics among the main minerals forming granite materials. Using a non-toxic high-density agent, minerals were separated from rock (granite-gneiss) and soil (weathered granite) samples. The natural radioactivity ((238)U and (226)Ra) and radon emanation fraction of the minerals were then studied by gamma-ray spectrometry. The radon emanation fra...
11 Abstract 12 13 Coating building materials with anti-graffiti treatments hinders or prevents spray paint 14 adherence by generating low energy surfaces. This paper describes the effect of coating 15 cement paste, lime mortar, granite, limestone and brick with two anti-graffiti agents (a 16 water-base fluoroalkylsiloxane, “Protectosil Antigraffiti®”, and a Zr ormosil) on the 17 dispersive comp...
Petrographical studies examining the development and variations of sub-solidus reactions recorded in the Toki granite represent the three-dimensional cooling pattern of this zoned pluton in Central Japan. Samples collected from 19 boreholes in the Toki granite show characteristics indicative of spatial variations in the extent of the sub-solidus reactions. Exsolution coarsening has produced mic...
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