نتایج جستجو برای: from its beginning time till now
تعداد نتایج: 7595948 فیلتر نتایج به سال:
the community dynamics of aquatic coleoptera(insecta)in one of the spring-stream habitats of bammo national park in fars province called cheshmeh-ye-ghanbari is studied as a pilot project and model for acquaintance with and furthering the biodiversity studies on fauna of iran. sixteen species-populations out of nineteen of this community were already identified for their taxonomy and for thei...
a laser is a collimated single wavelength of light which delivers a concentrated source of energy. soon after different types of lasers were invented, investigators began to examine the effects of different wavelengths of laser energy on oral tissues, routine dental procedures and experimental applications. orthodontists, along with other specialist in different fields of dentistry, can now ben...
the multilateral trading system as a sub-system of the present international system from its beginning as gatt in 1947, after scond world war, until now have been criticized by different countries. with the conversion of gatt into the wto in 1994, not only dissatisfaction of the countries with the performance of multilateral trading system have not gone away, but in many cases also have increas...
foreign policy takes root from complicated matters. however, this issue may be more truth about armenia. although the new government of armenia is less than 20 years, people of this territory are the first ones who officially accepted christianity. in very past times, these people were a part of great emperors like iran, rome, and byzantium.armenia is regarded as a nation with a privileged hist...
Age consistency for the Universe today has been an important cosmological test. Even more powerful consistency tests at times as early as 10−32 sec lie ahead in the precision era of cosmology. I outline tests based upon cosmic microwave background (CMB) anisotropy, bigbang nucleosynthesis (BBN), particle dark matter, phase transitions, and inflation. The ultimate cosmic timescale – the fate of ...
While there is no consensus about the history of time since the beginning, in this paper I will discuss some possibilities. We have a pretty clear picture of cosmic history from the electroweak phase transition through the time of recombination, a period which includes the QCD phase transition and big bang nucleosynthesis. This paper includes a quantitative discussion of the age of the universe...
the key of salvation; as we all know is faith. for this reason: 1) philosophers and theologians of any religion have tried to determine its essence and to explain its nature. 2) these debates have been very important in islam and christianity from the beginning. one of the issues that have close connection with concept as well as the formation of faith, is “act”. now the question that raises he...
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