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Afișează articolele 124-143 of 552
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Electrochemical Corrosion of Stainless Steels in Commercially Available Soft Drinks
(Universitatea "Dunărea de Jos" din Galați, 2016)In recent years, there has been a developing trend towards the use of advanced materials in the dental replacement industry. Corrosion mechanisms of 316L Stainless Steel in electrolyte containing common household soft ... -
Electrochemical Deposition and Sem Surface Morphology of Co and UHMWPE/Co Composite Layers
(Universitatea "Dunărea de Jos" din Galați, 2009)The work aims at obtaining composite coatings in cobalt matrix with dispersed phase UHMWPE (ultra high molecular weight polyethylene) and at characterizing the surface morphology analyse by SEM, the thickness of the ... -
Electrochemical Deposition and SEM Surface morphology of Co and UHMWPE/Co Composite Layers
(Universitatea "Dunărea de Jos" din Galați, 2009)The work aims at obtaining composite coatings in cobalt matrix with dispersed phase UHMWPE (ultra high molecular weight polyethylene) and at characterizing the surface morphology analyse by SEM, the thickness of the ... -
Electrochemical modifications of Titanium and Titanium Alloys Surface for biomedical Applications - A review
(Universitatea 'Dunărea de Jos" din Galați, 2013)The field of biomaterials requires the input of knowledge from very different areas such as biology, medicine and engineering so that the implanted material in a living body to not induce any adverse impacts. The paper ... -
Electrochemical Modifications of Titanium and Titanium Alloys Surface for Biomedical Applications-A Review
(Universitatea "Dunărea de Jos" din Galați, 2013)The field of biomaterials requires the input of knowledge from very different areas such as biology, medicine and engineering so that the implanted material in a living body to not induce any adverse impacts. The paper ... -
Electrodeposition and Characterization of Ni-Si Nanocomposite Coatings
(2013)In this paper is presented morphological aspects and corrosion behaviour of composite coatings having nickel as metal matrix and silicon as dispersed phase obtained during electrodeposition process of nickel. Silicon ... -
Electrodeposition and Characterization of Zinc-Cobalt Alloy Coatings
(Universitatea "Dunărea de Jos" din Galați, 2010)Electrodeposited alloys are important in industry due to their properties which are superior to those of single metal layer. Zinc-cobalt alloys were co-deposited on gold substrate. Composition of the layers was established ... -
Electrodeposition Obtaining and Corrosion Behaviour of Phenol Formaldehyde Resin/Zinc Composite Coatings
(Universitatea "Dunărea de Jos" din Galați, 2008)The present work has the purpose of obtaining composite coatings in zinc matrix by using phenol - formaldehyde resin type NOVOLAC (RESITAL 6358/1) in the electrodeposition process of zinc. The PF resin/Zn composite ... -
Electromagnetic Strip Mills' Driving Rollers Metallisation Advanced Technics
(Universitatea "Dunărea de Jos" din Galați, 2007)The continuous increase of the applications of thermal sprayed coatings together with the demand for layers having always more and more enhanced performances and properties stimulates the research activity toward ... -
Elements of Drawing Theory and Technology of the High Mechanical Strength Wires in Ultrasonic Field
(Universitatea "Dunărea de Jos" din Galați, 2009)In the paper are presented elements of drawing theory and technology of the high mechanical strength wires, when the auger die is located in the maximum of the waves oscillation and it is activated on drawing direction. ... -
Emissions of Hydrochloric Acid Vapors Generated by Pickling Process from Cold Rolling Mill of Steel Strips
(Universitatea "Dunărea de Jos"din Galați, 2015)The most important pollutant emitted in the sector of pickling within a cold strip mill in an integrated steel mill are the hydrochloric acid vapors. This work presents the chemical reactions between the hydrochloric ... -
Emphasizing Physical Aspects and Applications of Graphenes
(Universitatea "Dunărea de Jos" din Galați, 2018)Graphenes have attracted much attention due to their properties and possible applications. This approach is dedicated to shortly describe the problems related to this promising element. Some aspects concerning physical ... -
Emphasizing the Toxicity of Heavy Metal ions on Plants: Monitoring with an Amino Acids Assay
(Universitatea "Dunărea de Jos" din Galați, 2014)In order to emphasize modifications on living organisms resulted from interaction with heavy metals, we applied a simple, sensitive, quick, inexpensive and reproducible method. It evaluates modifications through determining ... -
Energetic and Exergetic Efficiencies of Biomass Gasification Processes
(Universitatea "Dunărea de Jos" din Galaţi, 2012)A promising way to use biomass for the production of heat, electricity and other biofuels is through biomass gasification. In the gasification process, the chemical energy of the solid fuel is converted into the chemical ... -
Energy Consumption Assessment in the Water Treatment Process, Bacau City Case Study
(Universitatea "Dunărea de Jos" din Galați, 2017)In the national and international context, two general concerns revolve around water treatment processes. First of all, we talk about energy efficiency and environmental compatibility in the water treatment plants that ... -
Energy Disequilibrium Effects on Heat Treatment Equipment
(Universitate "Dunărea de Jos" din Galați, 2016)The differences found between heat fluxes in different areas of the heat treatment equipment workspace, due to energy disequilibrium or due to improper positioning of loading, can cause non-uniform temperatures and heat ... -
Environmental Risk Assessment for Thermal Power Plants
(Universitatea "Dunărea de Jos" din Galați, 2015)Thermal power plants still represent an important source of energy both in Romania and in Europe. Risks on the environment are primarily generated by the noxae generated from combustion of fossil fuels, namely: noxious ... -
Environmental Risks Assessment by Qualitative and Quantitative Methods
(Universitatea "Dunărea de Jos" din Galați, 2016)The paper presents qualitative and quantitative methods, applicable on environmental risks, and conditions of application. The principles of the two classes of risk assessment methods and the advantages and disadvantages ... -
Establishing of Rolling-Friction Coeffocient, for Hertzian Contacts Between Steel Balls and Different Kinds of Thermochemical Treated Steel Surfaces
(Universitatea "Dunărea de Jos"din Galați, 2005)It is known that for the ball displacement guide paths, the necessary startmoving force of the mobile half-couple is higher than the displacement-motion keeps force.Within the frame of this work, it has been designed and ... -
Establishing the Constitutive Law of a CrMo Alloyed Steel
(Univrsitatea "Dunărea de Jos" din Galați, 2009)The paper shows the results of the researches for establishing the equation of the deformation behavior of alloyed steel with chromium and molybdenum. The behavior law is established in the experimental way, using the ...