Căutare Scientific papers - Annals of "Dunarea de Jos" University of Galati - Analele științifice ale Universității "Dunărea de Jos" din Galați după Titlu
Afișează articolele 230-249 of 1845
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Characterization of Archaeological Objects Coming from Moldovian Settlements in the XIV Century
(Universitatea "Dunărea de Jos" din Galaţi, 2014)This paper presents the characterization, from the materials science point of view, of an object found in an archaeological vestige of the 14th century. The object studied (an iron nail used in constructions) proves that ... -
Characterization of Bearings Nonlinearities Influences on Viaducts Dynamic Responses
(Universitatea "Dunărea de Jos" din Galați, 2012)In view of viaducts designing and safety exploitation it is necessary to evaluate both theoretically, and instrumentally the dynamic behaviour for impulsive external actions. In this study the dynamic response for a ... -
Characterization of Dental Metals and Alloys
(Univesitatea "Dunărea de Jos" din Galați, 2013)Metals and alloys in dentistry have seen remarkable progress due to their biocompatibility and deepen research on the application of advanced technologies to improve surface properties by controlling interactions material ... -
Characterization of Iron and Low Alloy Steel Powders Obtain by Water Atomization
(Univerversitatea "Dunărea de Jos" din Galați, 2009)Three types of iron and low ally steel powders were investigated to determinate their physical properties and surface morphology by SEM analysis. The powders were obtained by water atomization. The first type of powder ... -
Characterization of Materials Surface by X-Ray Reflectivity Measurements
(Universitatea ”Dunărea de Jos” din Galați, 2009)The mechanical or physical properties of surface determine a certain behaviour of material in various working conditions. For example, the roughness of surface influences the value of friction coefficient. X-ray reflectivity ... -
Characterization of Sintered Hardmetals Coated with Tic
(Universitatea "Dunărea de Jos" din Galaţi, 2013)This paper presents the realization of TiC thin films by CVD method. The thin layers of TiC thicknesses were 8 and 10μm, their thickness increasing with time, keeping the temperature. Diffractometer analysis certifies ... -
Characterization of Thick Hard Layers with ni-Cr-B-Fe-Al Alloy Obtained by Laser Cladding
(Universitatea "Dunărea de Jos" din Galați, 2009)To increase the resistance to wear and corrosion of the surface layers made from steel with 0.45% C, multilayer deposition was tested by injection of powder with chemical composition of 8.9% Cr, 4.5% Fe, 5.1% B, 2, 4% ... -
Characterization on the Red Mud Resulted from the Alumina Bayer Process Production for the Future Use in Geopolymers Synthesis
(Universitatea "Dunărea de Jos" din Galați, 2014)This paper presents the results of analyses on the chemical, structural and morphological processing of bauxite red mud resulting from alkaline wet Bayer technology. The characterization of the material considered as ... -
Characterizing the Wear Particles of Intervertebral Disc Prosthesis and their Biological Response
(Universitatea ”Dunărea de Jos” din Galați, 2008)Prosthetic debris is the leading factor causing prosthetic loosening and requiring revision surgery. Wear debris is formed over time with any prosthesis. Factors determining disc arthroplasty survivability are similar to ... -
Chargers for Blast Furnaces Double Bell VS. Rotary Chute
(Universitate "Dunărea de Jos" din Galaţi, 2016)The distribution of materials at the mouth of the loading of a furnace is decisive for its operation at optimal efficiency. For this operation using charging devices that can be of several types is useful. The paper ... -
Chemical and Structural Changes for Bimetallic Materials Obtained by the Welding Process
(Universitatea "Dunărea de Jos" din Galați, 2005)This paper presents the transformations which take place during the obtaining process of bimetallic materials. As a plating process was used the welding. The added material was a bronze with aluminum complex alloyed with ... -
The choice of touristic destinations during the maturation period of grapes in Romania
(Universitatea "Dunărea de Jos" din Galaţi, 2006)The grape growing by everything that it means, in Romania - the high number of the big viticultural unities and their geographical repartition for the whole country, the landscape diversity created into the viticultural ... -
Choosing and Using Rationally the Thermic Processed Steels
(Universitatea "Dunărea de Jos" din Galați, 2012)On a global scale one can notice a constant preoccupation for a rational choosing and using of the materials on the whole and, especially of the steels with the main objective the increase of the machines’, equipment’ ... -
Cladding by Welding with Hard Alloys
(Universitatea "Dunărea de Jos" din Galați, 2009)The paper presents the results of a research on the role of cladding by welding support of continuous casting plant. Emphasizing that plating leads to outer layer the study presents a complex of properties favorable for ... -
Classification Process in a Text Document Recommender System
("Dunarea de Jos" University of Galati, 2005)This paper presents the classification process in a recommender system used for textual documents taken especially from web. The system uses in the classification process a combination of content filters, event filters and ... -
Clay/Epoxy Composites
(Universitatea ”Dunărea de Jos” din Galați, 2009)Fillers are generally used to decrease the costs of a composite material but they are changing also some of composite’s properties due to their physical properties, their dimensions and their shapes. Filled polymer could ... -
Cloud ERP and Cloud Accounting Software in Romania
(“Dunarea de Jos” University of Galati, 2015)Nowadays, Cloud Computing becomes a more and more fashionable concept in the IT environment. There is no unanimous opinion on the definition of this concept, as it covers several versions of the newly emerged stage in ... -
Cluster Economic Performance Concept – Present Experiences and Future Developments
(Editura Europlus Galaţi, 2010-01)Cluster-based economic development has become an increasingly popular topic for researchers and economic development professionals. Clusters are groups of companies and institutions co-located in a specific geographic region ... -
Coandă Effect Used to Improve the Efficiency of a Rotary Wing Aircraft
(Universitatea "Dunărea de Jos" din Galați, 2010)Coandă effect is a well-known fluid mechanics phenomenon in which a jet flow attaches itself to a nearby surface and remains attached even when the surface bends away from the initial jet direction and the jet is deflected ... -
Coating of the Lasting Moulds with Hard Alloys
(Universitatea "Dunărea de Jos" din Galați, 2010)This paper presents the researches on the welded coating of lasting moulds used for casting at high melting temperatures. It shows that the coating through the flux welding with the addition of metal powders and graphite ...