374 research outputs found

    Termin „misy” w De medicina A.K. Celsusa: jego znaczenie i ekwiwalenty językowe w słownikach i przekładach traktatu

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    The article presents a linguistic analysis of the term misy used in the recipes of A.C. Celsus’ treatise De medicina. An attempt to establish the designations of this lexeme, based on texts of ancient and modern authors, definitions in dictionaries and thesauruses, and scientific data from chemistry and mineralogy (modern), was made.The article presents a linguistic analysis of the term misy used in the recipes of A.C. Celsus’ treatise De medicina. An attempt to establish the designations of this lexeme, based on texts of ancient and modern authors, definitions in dictionaries and thesauruses, and scientific data from chemistry and mineralogy (modern), was made

    Ignorez la copie: sur le syncretisme partiel entre ser et ir

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    El objetivo de este artículo es presentar la categoría comunicativa de la autoridad en el discurso académico. La autoridad es la capacidad de una persona o de un texto de estatus elevado de inspirar confianza. El deseo del autor, inspirar confianza, lo marcan las prácticas discursivas que construyen la autoridad. Se ha analizado un corpus de artículos científicos a efectos de encontrar y clasificar las prácticas discursivas que permiten construir la autoridad. Se presenta el análisis de un corpus compuesto por artículos de ciencias naturales, publicados en español en revistas científicas líderes. La multiplicidad de prácticas discursivas, orientadas a crear y mantener la autoridad, confirma el hecho de que el deseo de reconocimiento, una auto-presentación positiva son estratégicas para los sujetos de comunicación en el ámbito académico. El método empleado en el trabajo es el del análisis crítico del discurso

    The Role of White-rot Fungi in Herbicide Transformation

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    Understanding herbicide transformation is necessary for pesticide development for their safe and efficient use, as well as for developing pesticide bioremediation strategies for contaminated soil and water. Recent studies persuasively demonstrated the key role of soil white-rot fungi in biotransformation of various anthropogenic environmental contaminants. However, often this common knowledge is not associated with specific metabolic processes of fungi and therefore cannot be transformed into specific recommendations for agricultural practice. The given review offers a systematic collection and analysis of the current knowledge about herbicide transformation by white-rot fungi at the cellular and molecular levels. Special attention is given to the role of oxidative enzymes such as laccases, lignin peroxidases, and manganese peroxidases in the biotransformation processes

    La construcción de la autoridad en el género del artículo científico

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    El objetivo de este artículo es presentar la categoría comunicativa de la autoridad en el discurso académico. La autoridad es la capacidad de una persona o de un texto de estatus elevado de inspirar confianza. El deseo del autor, inspirar confianza, lo marcan las prácticas discursivas que construyen la autoridad.  Se ha analizado un corpus de artículos científicos a efectos de encontrar y clasificar las prácticas discursivas que permiten construir la autoridad. Se presenta el análisis de un corpus compuesto por artículos de ciencias naturales, publicados en español en revistas científicas líderes. La multiplicidad de prácticas discursivas, orientadas a crear y mantener la autoridad, confirma el hecho de que el deseo de reconocimiento, una auto-presentación positiva son estratégicas para los sujetos de comunicación en el ámbito académico

    Human rights protection on the internet in Russia and abroad

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    The article focuses on the analysis of legal protection of personal, political, labor, educational and other rights, freedoms and legitimate interests of citizens on the Internet, as there are generally recognized problems related to their violation by individuals or various organizations.The authors analyze how citizens’ rights, such as the right of access to the Internet (the right to the internet connection, the right to IT neutrality, the right to availability of internet service, the right to comfortable usage of internet services, the right not to be disconnected) the right to digital identity (the possibility to manage internet data of private persons), the right to anonymity (the possibility of carrying out certain actions under a false name without revealing personal data that would allow the person to be identified), the right to discard unwanted information (to protect oneself against spam), the right to be forgotten, right to safe internet use, both in the technological as well in the contextual meaming, are declared and implemented on the Internet

    Planning of Technological Development of New Products and Its Impact on the Economic Performance of the Enterprise

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    The market economy is characterized by competition of enterprises, defining the upgrade of production. Improvement of the economic activity of industrial enterprises implies development of new methods, forms and mechanisms of creation and mastering of new competitive products designed to ensure the predominant position of enterprises on domestic and foreign markets. Modern approaches to the creation and development of new competitive products high-tech require a huge amount of costs. But on the other hand it is the development of new products allows companies to survive in the current competitive environment. Planning for new products refers to the section of strategic planning. Therefore, the ability of the company to develop and introduce to the market its new product depends on its financial performance. A necessary step in production planning is the development of new products, representing a diverse set of processes and activities in the process which is carried out inspection and testing of structures and technologies to specified technical requirements, development of new forms of organization of production. During the development of new products are achieved the planned production volumes, scheduled economic indicators and technical and economic parameters of products. The period of development of new products begins with production of a prototype and ends with serial production. Keywords: innovation, innovation economy, economic indicators, new products, development of production JEL Classifications: O14, O21, O32, O3

    Features of Formation and Development of Innovation Centers Generate

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    Russia entered the new millennium with the hope to build an updated state with a competitive economy. Today, competitive advantage is determined by either the size of the country, nor the level of reserves of natural resources, or even the power of financial capital. It is obvious that in the coming years will thrive on those States that provide the most complete manifestation of the professional skills and talents of its citizens will be able to excel in the development of new knowledge and practical achievements, transforming them into the most advanced technologies and products. For this is supposed to use market mechanisms to ensure a quick update, implementation and wide dissemination of advanced technologies, increasing production of competitive products in the world market. The basis of structural changes is the state innovation strategy and an active scientific and technical policy of firms and regions, focused on promoting the development of advanced research and technology breakthroughs. Scientific and technical progress affects the scope and structure of production has a significant impact on the entire world economy. Keywords: Innovation, innovative development JEL Classifications: О31, O33, P1

    Composite building materials based on nanomodified cement systems

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    ABSTRACT: Introduction. This research work investigates the combined influence of nano-sized silicon dioxide (nano-SiO2 ), carbon nanotubes and surfactants on the structural and technological characteristics of cement compositions. Materials and research methods. The paper reveals the findings of a study on the effects of various dispersion techniques of carbon nanotubes (CNT) in surfactants, such as mechanical dispersion, ultrasonic treatment, and a combined method. It considers the uniformity of CNT distribution within the plasticizer and within the cement system, along with their impacts on the physical and mechanical properties of cement stone and concrete. Differential thermal and electron microscopic analysis of aqueous dispersions of carbon nanotubes and hardened activated nanomodified cement stone was carried out. Results and discussion. It has been experimentally proven that mixing nanotubes in dry cement does not allow them to be evenly distributed throughout the volume of the mixture. When using carbon nanotubes, the maximum effect is achieved when they are introduced into aqueous dispersions of plasticizers. The percentage of plasticizer was 1%, CNT 0,1% per 1 liter of water. The most effective method of dispersing carbon nanotubes in a plasticizer is a combined one. The results obtained were used in the preparation of cement stone and concrete compositions. Conclusion. The results show that complex additives consisting of nano-SiO2 and aqueous dispersions of carbon nanotubes have a positive effect on the physical-mechanical and structural-technological properties of cement stone and concrete. Graphic dependencies are shown indicating the effectiveness of using complex additives in the production of cement composite
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