نتایج جستجو برای: effects and impacts
تعداد نتایج: 17054916 فیلتر نتایج به سال:
Background and Objective: Chemical pesticides are considered a vital component of farming and play a substantial role in maintaining high agricultural productivity. Concerns regarding the health and environmental effects of the pesticides have been increased in recent years. Therefore, this research aimed to assess farmers’ awareness about the positive and negative impacts of pesticides and the...
boron nitride semiconducting zigzag swcnt, $b_{cb}$$n_{cn}$$c_{1-cb-cn}$, as a potential candidate for making nanoelectronic devices was examined. in contrast to the previous dft calculations, wherein just one boron and nitrogen doping configuration have been considered, here for the average over all possible configurations, density of states (dos) was calculated in terms of boron and nitrogen ...
lithium-ion batteries due to their higher energy density and lower associated environmental impacts comparing to the other batteries, recently have been highly considered. the materials used in anode, are one of the most important parts affecting batteries’ energy density and environmental impacts. the aim of this study is to investigate how environmental emissions of different materials as ano...
human activities often adversely affect natural landscapes and ecosystems. natural landscapes consist of habitats, and habitat loss and fragmentation are major threats to biodiversity. environmental impact assessment (eia)as a systematic and well documented procedure to identify, describe and assess the direct and indirect effects of a developmental project in different environments does not co...
this research studies different aspects of the islamic literature of iran by studying the impact of the holy qur'an and prophet's glorious hadith on the persian literature and variations of these impacts on the persian poetry and prose and delineates the deep effects of islam on the belief of the iranians, especially iranian poets; through; evidence from persian poetry and prose of ar...
treatment protocols with low-level laser (also called ‘soft laser therapy) have been used in health care systems for more than three decades. bearing in mind the suitable sub-cellular absorption and the cellular-vascular impacts, low-level laser may be a treatment of choice for soft tissues. low-level lasers have played crucial and colorful roles in performing periodontal surgeries. their anti-...
nowadays, experiential marketing has turned into one of the critical strategies for the survival of many companies. the concept of experiential marketing suggests presenting a unique and memorable experience in which, by creating excitement, it can depend the consumers to goods and services emotionally and so affect the behaviors of customers. this research aims to evaluate the effects of exper...
studying the effects of b2b e-commerce adoption on the smes process and structure is crucial for businesses. extant researches have investigated the impacts of adopting e-commerce and provided some findings, but the varied theoretical approaches have produced results that reflect the impacts of either external or internal factors of adopting e-commerce. however, these approaches did not use a c...
according to the current challenges toward low water use efficiency in agriculture, paying attention to the role of public participation in order to improve irrigation efficiency and effectiveness with useful methods and tools is essential. hence, approaches such as participatory irrigation management has been proposed and applied. after the primary investigation in this study, experiences of i...
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