نتایج جستجو برای: usually in october

تعداد نتایج: 16986821  

Journal: :iranian journal of public health 0
aa akhavan dept. of medical entomology and vector control, school of public health, tehran university of medica mr yaghoobi-ershadi h mirhendi mh alimohammadian y rassi n shareghi

background: zoonotic cutaneous leishmaniasis (zcl) is an expanding disease and public health problem in iran. in the current study, natural leishmania infection rate and seasonal fluctuation of the infection in rhombomys opimus population of a hyperendemic focus of zcl in iran was investigated. methods:   the study was conducted from october 2006 to october 2008 in esfahan province, central par...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان - دانشکده شیمی 1389

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...

Journal: :Abstract and Applied Analysis 2005

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و علوم انسانی دکتر علی شریعتی 1389

the purpose of this study is to investigate the relationships between teachers’ immediacy behaviors and iranian students’ willingness to talk in english classes. analysis of the results from willingness to talk scale represents a relatively high level of willingness to talk in english classrooms among iranian language learners. the total mean score of students’ willingness to talk was 66.3 ou...

2014
Sanaz Sohrabizadeh Sogand Tourani Hamid Reza Khankeh

BACKGROUND Although natural disasters have caused considerable damages around the world, and gender analysis can improve community disaster preparedness or mitigation, there is little research about the gendered analytical tools and methods in communities exposed to natural disasters and hazards. These tools evaluate gender vulnerability and capacity in pre-disaster and post-disaster phases of ...

Journal: :American Economic Review 2009

2017
Mojdeh Shakeri Abraham Quintero

This lecture is about different techniques used for video streaming to improve performance and Quality of Experience (QoE). Specifically, we learned about ”neural adaptive video streaming with Pensieve” [1]. Pensieve adaptively selects bitrates (ABR) for future video chunks based on observations collected by client video players. It automatically learns ABR algorithms that adapt to a wide range...

2008
Amitanand S. Aiyer Eric Anderson Xiaozhou Li Mehul A. Shah Jay J. Wylie

Current weak consistency semantics provide worst-case guarantees to clients. These guarantees fail to adequately describe systems that provide varying levels of consistency in the face of distinct failure modes, or that achieve better than worst-case guarantees during normal execution. The inability to make precise statements about consistency throughout a system’s execution represents a lost o...

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