نتایج جستجو برای: possessed geological formations such as sar
تعداد نتایج: 5993592 فیلتر نتایج به سال:
in this research we have studied the effect of some transition-metals (cu, ag and au) substitutions on two-electron reduction potential of flavins by application of dft method. all geometries have been optimized at blyp level of theory and “6-31+g** + lanl2dz” mixed basis set. the frequency job at the same method and basis sets has been performed to obtain gibbs free energy of compounds. it h...
The Spaceborne Imaging Radar-c/X-band Synthetic Aperture Radar (SIR-C/X-SAR) mission was a cooperative endeavor of the United States, Germany, and Italy. The SIR-C/X-SAR scientific research program was a large international cooperative program of radar for Earth observation in which 13 countries participated, including China. SIR-C/X-SAR, with the ability to acquire polarimetric SAR and integer...
for a given riemannian manifold (m,g),it is an interesting question to study the existence of a conformal diffemorphism (also called as a conformal transformation) f : m ! m such that the metric g? = fg has one of the following properties: (i)(m; g?) has constant scalar curvature. (ii)(m; g?) is an einstein manifold.
[1] The interfacial interaction between mineral surfaces and immiscible fluids determines the efficiency of enhanced oil or gas recovery operations as well as our ability to inject and store CO2 in geological formations. Previous studies have shown that the interfacial tension and contact angle in CO2‐water‐mineral systems change noticeably with fluid pressure. We compile previous results and e...
vocabulary as a major component of language learning has been the object of numerous studies each of which has its own contribution to the field. finding the best way of learning the words deeply and extensively is the common objective of most of those studies. however, one effective way for achieving this goal is somehow neglected in the field. using a variety of activities such as games can r...
For the antiquaries of the seventeenth and eighteenth centuries who studied the few broken monuments and obscure artifacts that survived from the earliest periods of human history there was a dawning realization that these remote epochs were not as inaccessible as had previously been believed. This attitude was mirrored in geological research where natural historians were using fossils and geol...
Aim To compare the evolutionary and ecological patterns of two extensively studied island biotas with differing geological histories (the Hawaiian Islands and the Greater Antilles). We evaluated the results from PACT (phylogenetic analysis for comparing trees), an innovative approach that has been proposed to reveal general patterns of biotic expansion (between regions) and in situ (within a re...
The research project includes the use of remote sensing data such as multispectral images Enhanced thematic mapper on board "Laudsat 7" for purpose distinguishing and defining geological formations it has been shown that in order to achieve project, an incorporation channels TM (7, 5, 3), was carried out. These spectral bauds with their wavelengths have a bigger preference over other bands betw...
Storage of CO2 in deep geological formations has been identified as the most likely near-future option to significantly reduce industrial greenhouse gas emissions in Alberta. In order to assess the risks associated with potential leakage of the injected CO2 the factors influencing the potential loss of containment need to be evaluated. Currently, there is a lack of publicly available, high qual...
this research is a study on indicators of listening instruction in iranian english as a foreign language (efl) curriculum at guidance school and high school educational levels. this thesis aims at determining: a) the indicators of listening instruction at guidance school and high school efl curriculum. b) the indicators of listening instruction in irans guidance school and high school efl curri...
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