Căutare după Titlu

Afișează articolele 2127-2146 of 2993

    • Realizarea unor noi senzori și biosenzori voltamperometrici pentru determinarea acizilor hidroxicinamici 

      Mereșescu (Bounegru), Alexandra Virginia (Universitatea "Dunărea de Jos" din Galați, 2021)
      Substanțele biologic active au proprietatea de a interacționa prin mecanisme fizice, fizico-chimice sau chimice cu moleculele, atomii sau ionii din care este alcătuită materia vie, declanșând o succesiune de reacții la ...

    • Reasearches Regarding Structural Changes Due to Nickel Microlalloying of Hot Galvanizing Baths 

      Boiciuc, Radu; Preda, Adriana; Boiciuc, Simona (Universitatea "Dunărea de Jos" din Galați, 2005)
      This work offers a synthesis of researches performed in laboratory and regards the nickel microalloying of hot galvanizing baths. Experiments followed the structural changes of both hot galvanizing bath and deposed layer ...

    • Reasearches Regargindg the Influence of Steam Oxidation on Sintered Alloys Properties 

      Marin, Mihaela; Potecaşu, Florentina; Potecaşu, Octavian (Universitatea "Dunărea de Jos" din Galaţi, 2013)
      In this paper is studied the influence of steam treatment applied on sintered steels and the mechanical properties and abrasive wear behavior for two different types of powder. Steam treatment was carried out at temperature ...

    • Receptarea lui Alexandru cel Mare în cultura Hispanică a secolelor XIII-XIV 

      Enache Lupu, Lucian-Mihai ("Dunarea de Jos" University of Galati, 2011)
      Alexandru cel Mare reprezintă un personaj de o mare rezonanţă istorică. Izvoarele antice nevorbesc despre cultul pe care îl avea tânărul prinţ macedonean pentru eroii legendari ai Iliadei lui Homer, cu precadere pentru ...

    • Receptarea lui Alexandru cel Mare în cultura rusa a secolelor XII - XVII 

      Costandachi, Alexandru (Universitatea „Dunărea de Jos” Galați, 2011)
      Receptarea lui Alexandru cel Mare în cultura rusă a secolelor XII-XVII presupune identificarea şi analizarea tuturor menţiunilor referitoare la eroul nostru din sursele literare, creaţiile artistice laice sau practicile ...

    • Receptarea lui Alexandru cel Mare în cultura rusă a secolelor XII-XVII 

      Constandachi, Alexandru (Universitatea "Dunărea de Jos" din Galați, 2011)
      Subiectul receptării lui Alexandru în cultura rusă reprezintă o mare provocare şi aceasta pentru că, aşa cum bine ştim, cultura rusă se deosebeşte prin anumite particularităţi care îi conferă atât unicitate, cât şi ...

    • Recommendation Process SRI Web Document Recommender System 

      Minteanu, Dan ("Dunarea de Jos" University of Galati, 2008)
      This paper presents a recommender system for web documents (given as bookmarks). The system uses for classification a combination of content, event and collaborative filters and for recommendation a modified Pearson-r ...

    • The Recovering of the Finances by the State Budget 

      Bărbuță-Mişu, Nicoleta (Universitas Galatiensis, 2006-01)
      In this paper is presented a case study realized on an enterprise which has debts to the state budget. The scope of this paper is to show how the State is able to collect its finances from the economic agents more efficient ...

    • Recovery of Copper from Waste Cables used in Electrical Appications 

      Bașliu, Vasile; Ciocan, Anișoara; Tudor, Beatrice (Universitatea "Dunărea de Jos" din Galați, 2015)
      The recycling of copper cables wastes has as main objective the recovery of copper. The effectiveness of this operation is guaranteed by the following factors: infrastructure able to collect, select and sort these wastes; ...

    • Recycling of Cellulosic Waste in the Energy Sector 

      Drăgan, Mircea Viorel (Universitatea "Dunărea de Jos" Galați, 2014)
      Biomass is one of the Earth’s most abundant and precious resources. It offers not only food but also energy, materials used for construction, chemicals and much more. Biomass has always been used for generating energy ...

    • Recycling of Hematite Fine Waste by Pelletisation 

      Ciocan, Anișoara; Tudor, Beatrice (Universitatea "Dunărea de Jos" din Galați, 2017)
      A large volume of by-products and residues is generated during iron and steel production. Much of these represents valuable materials and can be recovered and recycled inside the flow of integrated steel plants. The ...

    • Recycling of Integrated Steel Plant Solid Wastes in the Sintering Process and Corresponding Effects on Pollutant Emissions 

      Ciocan, Anișoara; Tudor, Beatrice (Universitatea "Dunărea de Jos" din Galați, 2013)
      The new practices in sintering technology allows for the use of a wide range of iron-containing materials in charge with obtaining the agglomerate with necessary characteristics for optimal operation of the blast furnace. ...

    • Recycling Possibilities of Metallurgical Slag 

      Cioroi, Maria; Nistor (Cristea), Licuța (Universitatea "Dunărea de Jos" din Galați, 2007)
      The target of the current metallurgical industry is to recycle and utilize all their by-products. Slags are the important wastes and by-products of metallurgical industry, which have been treated, recycled and used ...

    • Redesigning a Jaw Crusher Using Value Analysis Part I 

      Chichernea, Florin; Chichernea, Alexandru (Universitatea "Dunărea de Jos" din Galați, 2009)
      Value Analysis (VA) is a method that provides an operating technique using a creative and organized approach. It is managed by a group, each of them selected according their expertise in specific subjects and coordinated ...

    • Redesigning a Jaw Crusher Using Value Analysis. Part II 

      Chichernea, Florin; Chichernea, Alexandru (Universitatea "Dunărea de Jos" din Galați, 2009)
      The paper presents a complete study of VALUE ANALYSIS applied concretely to a selected piece of equipment. The phases and ITERATIVE operation of the Value Analysis method are presented. Value Analysis combines both ...

    • Reducerea poluării produse de instalaţii de balast ale navelor maritime 

      Parască (Acomi), Nicoleta (Universitatea "Dunărea de Jos" din Galaţi, 2011)
      Această lucrare îşi propune să analizeze posibilităţile de reducere a poluării produse de instalaţiile de balast ale navelor martime. După prezentarea generală a metodelor de management al apei de balast,în teza de faţă ...

    • Reducerea poluării produse de instalaţiile termice ale navelor fluviale 

      Stratulat, Iancu (Universitatea "Dunărea de Jos" din Galaţi, 2005)
      Obiectul prezentei teze de doctorat constă în trecerea in revista a emisiilor poluante ale instalaţiilor termice din dotarea navelor fluviale modul în care noxele iau naştere, factorii care influenţează intensitatea emisiilor ...

    • Reducing the Sludge Quantity Ptoduced from Used Water Purification - a Source of Profit 

      Sava, Cornel; Drăgan, Iulia; Stroe, Ana Maria; Pirău, Cristina; Pică, Elena Maria (Universitatea "Dunărea de Jos" din Galați, 2016)
      This paper has its origins in the analysis of a real situation met in the Water Purification Plant from Cluj-Napoca city. The produced dehydrated sludge is about 70 - 80 tonnes / 24 hours, with a density that allows for ...

    • Reducing the Zinc Emissions by Upgrading of Steel Scraps Quality 

      Ciocan, Anișoara; Balint, Lucica (Universitatea 'Dunărea de jos" din Galați, 2013)
      The steel production is one of the major sources of heavy metals emissions to the environment. There are several possibilities for prevention and minimization of these pollutants. Emission reduction measures focus on ...

    • Reduction Rate of Remanent Stress in Thermal Spraying Depositions by Shot Peening 

      Teodoru, Leonard; Mihăilescu, Valentin (Universitatea "Dunărea de Jos" din Galați, 2007)
      Thermal electric-arc spraying coatings are widely utilized both to get new parts ant to repair the used ones. Just like with the other thermal spraying procedures, the other thermal spraying procedures, the thickness of ...