Fascicula IX: Recent submissions
Afișează articolele 341-360 of 552
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Reasearches Regargindg the Influence of Steam Oxidation on Sintered Alloys Properties
(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 ... -
Occupational Risk Management in Industry
(Universitatea "Dunărea de Jos" din Galaţi, 2018)Occupational risk management is part of the occupational health and safety at workplace. Occupational risk management has a specific component relating to the assessment of the risk and a common component of all types ... -
Premises in the Design of Computational Algorithms for Refining Slags Appied in Ladle Treatment of steels. Influence of Bof Slag and of Other Sources of Slag
(Universitatea "Dunărea de Jos" din Galați, 2013)In the design of computational algorithms for refining slags for ladle treatment of steels, the evaluation of contributions of different factors is a definitory step, allowing to evaluate the real posibilities and ... -
Studies on the Effects of Olive Oil Oxidation
(Universitatea "Dunarea de Jos" din Galați, 2013)The aim of this study is the viscosity’s evolution depending on the temperature and the shear rate and the analysis of the transmittance spectra of the oxidized olive oil. Oxidation of olive oil is a process that leads ... -
A Two-Step inverse Analysis Approach Used to Identify the Mechanical Properties of Metallic Materials Subjected to Large Plastic Strains. Applications to Local Investigations of Surface Layer's Behaviour
(Universitatea "Dunărea de Jos" din Galați, 2013)The aim of this research work is to improve the experimental and numerical analysis of the local mechanical properties corresponding to metallic alloys used by bulk forming processes. A non-conventional upsetting test ... -
Recycling of Integrated Steel Plant Solid Wastes in the Sintering Process and Corresponding Effects on Pollutant Emissions
(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. ... -
Photocatalytical Activities of Manganese Doped Zinc Oxide Nanoparticles prepared by Sol-gel Method
(Universitatea "Dunărea de Jos" din Galați, 2013)In the last period, ZnO and doped ZnO nanoparticles are intensively investigated for their photocatalytic properties. This paper reports on ZnO and Mndoped ZnO nanoparticles obtained by modified sol-gel method. Were ... -
Structure Characterization of Ca/Ba, Ca-FeSi Inoculated, Low Sulphur, Electrically Melted, thin Wall Grey Iron Castings
(Universitatea "Dunărea de Jos" din Galaţi, 2013)Much of the base iron in grey iron foundries is electrically melted in an acid lined induction furnace. The performance of the induction furnace allows superheating above 1500 oC, which is appropriate for thin wall casting ... -
Fabrication and Characterization of Cobalt/Iron Composite Coatings
(Universitatea "Dunărea de Jos" din Galați, 2013)Cobalt/iron composite coatings are used in micro-equipments due to their high magnetic saturation values and Curie temperatures, as magnetic nanoparticles capable of killing cancer cells, for magnetic data storage and ... -
High-Dielectric Inorganic-Organic Hybrid thin Films for fie;ld Effect Transistors (FETFT)
(Universitatea "Dunărea de Jos" din Galați, 2013)The paper discusses the challenges to develop thin films transistors for flexible transparent electronics, displays etc. The sol-gel preparation of hybrid thin films based on dielectric oxides nanoparticles (SiO2 NPs, ... -
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 ... -
Photocatalytic Properties of Semiconductive Oxide Nanoparticles. From Fundamentals to Applications
(Universitatea "Dunărea de Jos" din Galați, 2013)Photocatalysis is a promising technology that demonstrated important applications in environmental systems such as air purification, pollution removal, self-cleaning and antimicrobial. Semiconductive oxides (e.g., ZnO, ... -
Properties and Applications of Nanocellulose Polymer Composites. A Short Review
(Universitatea "Dunărea de Jos" din Galați, 2013)This paper covers some aspects related to the structure of natural cellulose fibers as well the sources, obtaining methods, properties and their applications. In contrast with aramide and other materials resulted from ... -
Effect of ZrO2 Nanoparticles on the Mechanical and Anticorrosion Properties of epoxy Coating
(Universitatea "Dunărea de Jos" din Galați, 2013)Homogeneous epoxy coatings containing ZrO2 nanoparticles were applied on Grade A naval steel substrates. The morphology of the coating was characterized by optical microscopy and scanning electron microscopy. The effect ... -
Effects of Thermophysical and Mechanical Properties of the Substrate on the Normal Adhesion of Ni-Cr-Fe Coatings Deposited by Thermal Spray
(Universitaea "Dunărea de Jos" din Galați, 2013)Thermal spray process is used to obtain high quality coatings that improve corrosion resistance, mechanical and tribological properties, in various technical applications: auto parts, turbine elements, in the naval ... -
Profilometric Analysis of Worn Surface of Bronze, Iron and Iron Composite Samples, by Pin-on -Disk Method
(Universitatea "Dunărea de Jos" din Galați, 2013)In this study are presented the results of profilometric analysis for the wear of bronze materials, cast iron and composite materials. These materials were tested under dry wear conditions, using "pin-on-disk" method on ... -
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 ... -
Preparation and Characterization of Tin Oxide thin Films
(Universitatea "Dunărea de Jos" din Galați, 2013)Tin oxide (SnO) thin films were prepared onto glass substrates by thermal evaporation under vacuum. The substrate temperature was kept constant at 300 K during the film growth. The structural studies using transmission ... -
Effect of Single-Wall Carbon Nanotubes on Thermal Properties of Polyester Composites
(Universitatea "Dunărea de Jos" din Galați, 2013)This paper presents the effect of different contents of single-wall carbon nanotubes (SWCNT) on the specific heat and coefficient of thermal expansion of polyester composites. By adding small content of SWCNT in the ... -
Cellular Automata Method Studyng Recrystallization Process
(Universitatea "Dunărea de Jos" din Galați, 2013)A cellular automaton is a decentralized computing model providing a platform for performing complex computation with the help of only local information. The cellular automata method describes the evolution of a ...
