نتایج جستجو برای: thermal alteration
تعداد نتایج: 261899 فیلتر نتایج به سال:
The heat flux of an active volcano provides crucial information on volcanic unrest. hydrothermal activity often responsible for unrest can be accompanied by increase in the extent and intensity alteration, which could influence thermal properties edifice. Therefore, understanding alteration rocks is required to better interpret data. We provide laboratory measurements conductivity, diffusivity,...
Thermal conductivity measurements have been used for the Way Ratai geothermal prospect area. The thermal conductivity method is used to evaluate the ability of a rock to deliver heat by conduction. In the area, many surface manifestations are scattered in various regions, where hot springs dominate these various manifestations. The thermal conductivity mapping of rocks is carried out around geo...
The Mahin area is a part of TaromHashtjin zone that located in west of Qazvin province in northwest of Iran. Many copper and base metals ore deposits are hosted by this zone. High potential localities identification in this area is very necessary. The objective of this research, is finding hydrothermal alteration zones by remote sensing methods and best processing technique of Advanced Spacebor...
Introduction: It has been revealed that both of the thermal and aqueous alteration had occurred in the CV parent body [1, 2, 3]. To give a constraint to the alteration processes, the Allende meteorite can be a best example, because the following results indicate that the Allende is the strongest altered meteorite among the CV chondrites, those are: (a) homogeneity of the olivine in matrix of th...
The northwestern part of the Kerman Cenozoic magmatic arc (KCMA) contains many areas with porphyry copper mineralization. In this research, we used the advanced space-borne thermal emission and reflection radiometer (ASTER) and Enhanced Thematic Mapper plus (ETM+) images of this region to map the distribution of hydrothermally altered rocks, based on their mineral assemblages. The spectral meas...
This study performed the first in vitro histological analysis of the effects of bipolar thermal energy on human meniscal tissue. Sixteen fresh human menisci were mounted on a cutting block and placed in a water bath simulating an arthroscopic environment. Each specimen was divided into four sections and randomized to one of four treatment options: 1. thermal ablation with a bipolar multielectro...
In this study multivariate statistical analysis are used to characterize relationships between hydrochemical properties ofthermal and non-thermal springs. Four factors for thermal waters and two for non-thermal springs were extracted basedon factor analysis. In thermal springs, the first factor showed high loading on Ca, Mg, Na and K and this factor wasinterpreted as leaching of cations in the ...
Mononucleosomes prepared from goose erythrocyte nuclei exhibited limited heterogeneity with respect to number of electrophoretic components, histones and DNA composition. The components differ slightly in ionic strength induced self-association. Thermal denaturation of each component gave only two dominant, highly cooperative, melting transitions, T" and T"'. Urea and trypsin were used to estab...
In these notes we give a brief introduction to Kolmogorov complexity. The notes are based on the two talks given at KAM Spring School, Borová Lada, 2006.
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