نتایج جستجو برای: cleanness
تعداد نتایج: 199 فیلتر نتایج به سال:
The first part of the project is mainly about changing of slag compositions and see it affect on the inclusions in the ladle furnace. The second part of the project is to study the influence of stirring (EMGAS) on the large inclusions in the steel by changing stirring conditions. The project has done at Uddeholm AB, Hagfors. First, the scrap is melted in ARC furnace then moved to the ladle de-s...
Negative air ions (NAIs), which are known as the “air vitamin”, have been widely used a measure of cleanness. Field observation provides an alternative way to record site-level NAIs. However, these observations fail capture regional distribution NAIs due limited number sites. In this study, satellite-based bio-geophysical parameters from climate, topography, quality, vegetation, and anthropogen...
Exact definition of basic concepts and terms is of paramount importance to the question of maximal allowable concentrations of toxic substances in industrial atmospheres. The differences existing in various countries are often due to differences in the interpretation of basic concepts. Mutual agreement on the question of basic concepts will facilitate a rapprochement of points of view, and, per...
Sustainability challenges in our time such as climate change, food security, water consumption, pollution,environmental degradation and other socio-economic concerns are the main challenges for present and futuregenerations. Therefore, society is increasingly sensitive to sustainability issues and seeks information to achieve sustainability. Nevertheless, in universities, still envi...
Sustainability challenges in our time such as climate change, food security, water consumption, pollution,environmental degradation and other socio-economic concerns are the main challenges for present and futuregenerations. Therefore, society is increasingly sensitive to sustainability issues and seeks information to achieve sustainability. Nevertheless, in universities, still envi...
1 Introduction The theme of this seminar was to study programs that manipulate dynamically allocated data. The attendees were researchers from three different areas: • Design and implementation of combinatorial (e.g., graph) algorithms with a heavy usage of dynamically allocated memory. Many of these algorithms are currently implemented in C++, e.g., see [MN95]. • Verification of partial correc...
Throughout this paper, G denotes a fixed, not necessarily connected, reductive algebraic group over an algebraically closed field k with a fixed connected component D which generates G. This paper is a part of a series [L9] which attempts to develop a theory of character sheaves on D. Our main result here is the classification of ”unipotent” character sheaves on D (under a mild assumption on th...
If there is to be a problem of evil, there must be some ethical requirement which is applicable to divine action, and which arguably is not met in the actual world. Once such a requirement has been identified, it becomes the task of the theodicist to argue either that the proposed requirement does not hold, or that the requirement is in fact met. One of the most popular candidates for this role...
www.MaterialsViews.com C O M M High-Density Stretchable Electronics: Toward an Integrated Multilayer Composite U N IC By Liang Guo and Stephen P. DeWeerth * A IO N In recent years, interest has developed for implementing electronics using fl exible, foldable, and even stretchable materials; the potential applications of such technologies include consumer products ranging from fl exible/elastic ...
By 2020 it is very likely that nano-CMOS will reach the end of the scaling roadmap. Such end will not mean the demise of silicon technology at all. While there are uncertainties as to what will be the show-stoppers, there is a large number of transitional and compatible to CMOS technologies that will be more important than just 2-D scaling. This paper discusses possible limitations bringing the...
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