Browsing by Title
Now showing items 1069-1088 of 6547
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Characteristics of Material in Zone of Cut by Laser Cutting
(UDJG, 2010)The laser cutting is a cost effective technology. This process is based on melting and evaporating material in very small, a well-defined area and a blownout of the cut by the assist gas. Laser cutting processes make heat ... -
Characteristics of the Dissipative Hydraulic Joints
(Universitatea "Dunărea de Jos" din Galați, 2008)This paper analyses the theoretical and experimental characteristics of the hydraulic energy dissipaters used as dissipative joints for the mechanical structures subject to earthquakes, and vibrations. The paper allows ... -
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 ... -
Cheltuieli privind echipamentele individuale de protecție și siguranță în muncă. Tehnologia de fabricație a reperului “ax pompă de presiune”
(Universitatea „Dunărea de Jos” din Galați, 2020-07) -
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’ ... -
CIFOZELE ŞI CLASIFICAREA LOR
(Universitatea ”Dunărea de Jos” din Galați, 2020-07) -
Cinstea și corectitudinea în actul didactic și în cercetare
(Universitatea "Dunărea de Jos" din Galați, 2024) -
Ciocan vibrator atașat unui excavator
(Universitatea “Dunărea de Jos” din Galați, 2021-07-18) -
Circuit supraveghere regim de incarcare acumulator pentru circuite electronice -Incarcator solar-
(Universitatea "Dunărea de Jos" din Galați, 2020-07-27)
