15 research outputs found

    STRUCTURE AND ANALYSIS OF THE URANIUM MINING SUBSECTOR IN THE CONTEXT OF ENSURING OF ROMANIAN ENERGY SECURITY

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    The need for analysis of the nuclear subsector, which generates critical nuclear infrastructure, comes in the context in which the possible occurrence of non-supply cases with uranium raw materials, nuclear fuels and nuclear electricity, could generate major issues of national interest, with European and NATO implications. The authors consider that addressing the uranium mining subsector is a strict national security issue because the lack of nuclear raw materials, their prefabricated materials or nuclear electricity can cause enormous damage to domestic consumers, industry and the national economy, which are dependent on electricity

    Deliberative Democracy in the EU. Countering Populism with Participation and Debate. CEPS Paperback

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    Elections are the preferred way to freely transfer power from one term to the next and from one political party or coalition to another. They are an essential element of democracy. But if the process of power transfer is corrupted, democracy risks collapse. Reliance on voters, civil society organisations and neutral observers to fully exercise their freedoms as laid down in international human rights conventions is an integral part of holding democratic elections. Without free, fair and regular elections, liberal democracy is inconceivable. Elections are no guarantee that democracy will take root and hold, however. If the history of political participation in Europe over the past 800 years is anything to go by, successful attempts at gaining voice have been patchy, while leaders’ attempts to silence these voices and consolidate their own power have been almost constant (Blockmans, 2020). Recent developments in certain EU member states have again shown us that democratically elected leaders will try and use majoritarian rule to curb freedoms, overstep the constitutional limits of their powers, protect the interests of their cronies and recycle themselves through seemingly free and fair elections. In their recent book How Democracies Die, two Harvard professors of politics write: “Since the end of the Cold War, most democratic breakdowns have been caused not by generals and soldiers but by elected governments themselves” (Levitsky and Ziblatt, 2018)

    26th Annual Computational Neuroscience Meeting (CNS*2017): Part 3 - Meeting Abstracts - Antwerp, Belgium. 15–20 July 2017

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    This work was produced as part of the activities of FAPESP Research,\ud Disseminations and Innovation Center for Neuromathematics (grant\ud 2013/07699-0, S. Paulo Research Foundation). NLK is supported by a\ud FAPESP postdoctoral fellowship (grant 2016/03855-5). ACR is partially\ud supported by a CNPq fellowship (grant 306251/2014-0)

    The Energy Transition between Desideratum and Challenge: Are Cogeneration and Trigeneration the Best Solution?

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    Climate change has brought to the attention of politicians, researchers, and other stakeholders the need to protect the environment. The concerns at the international level are more and more intense, and the solutions found are multiple. One of the directions to follow is a new energy transition, which involves the use of renewable energy, but also techniques of cogeneration and trigeneration. This study presents the main research on increasing energy efficiency in the use of a primary energy source and the impact on the environment. Compared to the classical methods of obtaining heat and electricity from burning fossil fuels through separate technologies, the study brings to the fore two methods (cogeneration and trigeneration) that have much higher yields by obtaining two or even three forms of energy from the use of a single source of combustion. The impact on the environment is also significantly reduced by eliminating additional sources of pollution (reducing greenhouse gas emissions). Taking into account the evolutions of the energy market during this period, this article aims to analyze, from the point of view of the two most important influencing factors, the economic efficiency of processes and the reduction of greenhouse gas emissions by overlapping their effect, in case of the use of modern technologies (cogeneration and trigeneration), for the combined production of various forms of energy

    Total Content of Polyphenols and Antioxidant Activity of Different Melliferous Plants

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    In this study polyphenols content and antioxidant activity of melliferous plants for the following: mint (Mentha pulegium), burdock (Arctium lappa), comfrey (Symphytum officinale), plantain (Pantago lanceolata), thyme (Thymus vulgaris), sage (Salvia officinalis), marigold (Calendula officinalis), small marshmallow (Althaea officinalis), echinacea (Echinaceea angustifolia) and black popular (Populus nigra) were investigated, using two different extraction methods. High content of polyphenols and flavones were extracted from Populus nigra, with an average of both extractions 23.14 mg GAE/g and 78.07 mg QE/g flavones. Among the studied plants, Arctium lappa registered the highest antioxidant activity (0.129 mmol Trolox/mL) in alcoholic extract and Echinaceea angustifolia with a value of 0.122 mmol Trolox/mL in aqueous extract. The lowest values were recorded for the antioxidant activity of Althaea officinalis (alcoholic extract) and Arctium lappa (aqueous extract). The results show that Arctium lappa, Echinaceea angustifolia and Populus nigra can be considered melliferous plants for their high biologically active compounds potential and bee products (honey and pollen) that having the composition of these plants will have high antioxidant and antibacterial properties

    Association of Parental Factors and Insulin-like Growth Factor 2 Polymorphism with Intrauterine Growth Restriction

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    Polymorphism of insulin-like growth factor 2 (IGF2) is known to play a role in cell development. Only the paternal IGF2 copy is active, while the copy inherited from the mother is inactive. This study aimed to explore whether maternal and paternal factors influence IGF2 polymorphism in newborns with intrauterine growth restriction (IUGR) compared to appropriate for gestational age (AGA). A cross-sectional exploratory study was conducted from June 2014 to November 2015 at the Neonatology, Gynecology 1 Clinic, Cluj-Napoca, Romania. The ApaI IGF2 genotypes and allele frequencies were similar in the IUGR and AGA groups (p-value > 0.10). The IUGR babies with a protective IGF2 genetic profile had significantly younger parents (a difference in the median age of 8 years for mothers and 9 years for fathers; p-value < 0.009). The IUGR babies had parents with lower birth weights than AGA babies (mothers’ medians: 2800 g vs. 3100 g; fathers’ medians: 3000 g vs. 3400 g; p-value < 0.02). In univariable regression analysis, the mother’s and father’s birth weight proved to be associated with IUGR. The father’s birth weight proved to be the only factor significantly associated with IUGR, independent of the mother’s birth weight or the presence of a protective IGF2 genetic profile (odd ratio = 0.998 [0.996 to 1.000], p-value = 0.032)
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