نتایج جستجو برای: 2004 results indicate that
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abstract: one of the most visited & important spaces in different countries by tourist are urban areas. the old tehran which major part is located in district 12 is historical showcase of the capital, but, its hiidden cultural attraction is not used as it should be. this thesis occasionally engage in studying the efficacy of correct installation of travel guide boards in welfare & easily acc...
in this thesis, a new optically active poly(amide-imide) (pai) was synthesized by the indirect polycondensation reaction of the l-phenylalanine based diacid chloride and 4,4?-diaminodiphenylether in the presence of triethylamine in n-methyl-2-pyrrolidone. the formation of pai was confirmed by ftir, 1h nmr and elemental analysis. in next step, the surface of titanium dioxide (tio2) nanoparticles...
a Computer Information Systems Department, College of Business Administration, California State Polytechnic University, Pomona, United States b Department of Operations and Information Systems, David Eccles School of Business, University of Utah, United States c Department of Management Sciences, Henry B. Tippie College of Business, University of Iowa, United States d Department of Management I...
This article examines the relationship between return, systematic risk, skewness and kurtosis in Tehran stock exchange during 2002-2006. Similar research, in this field, shows different results on upward and downward markets, therefore the period under study is divided into sub periods including upward market (2002-2004) and downward market (2004-2006) and the relationship between these sub per...
Despite advances in phylogenetic methods, there are still a number of enigmatic phyla whose affinities remain poorly resolved. One of the most recalcitrant of these is a group of small predatory marine invertebrates, the chaetognaths (arrow worms). Resolution of the phylogenetic position of the chaetognaths is key for reconstructing the evolutionary history of some of the most fundamental featu...
In terms of Internet use and access, Chile is in a level close to Italy and Spain with its almost stable level of some 35% of web users between 2003 and 2004. Discarding the always relevant socio-economic causes, this stagnation may be explained by the ceiling of available computer skills –as it is the case in other countries. Additionally, for the first time WIP-Chile revealed the percentage o...
Neolithic patrilineal signals indicate that the Armenian plateau was repopulated by agriculturalists
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