Căutare Scientific papers - Annals of "Dunarea de Jos" University of Galati - Analele științifice ale Universității "Dunărea de Jos" din Galați după Titlu
Afișează articolele 480-499 of 1845
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Effects of Plastic Deformation and Temperature on Microstructural and Mechanical Properties of a CuAlNi Shape Memory Alloy
(Universitatea "Dunărea de Jos" din Galați, 2009)In Cu 12.88% wt.Al4 %wt. Ni shape memory alloy the influence of plastic deformation and thermal treatments on the microstructures and hardness were studied by optical microscopy, scanning electron microscopy (SEM), ... -
The Effects of the Reform Process and Accession to EU Structures on Land Improvement and Irrigations
(Editura Europlus Galaţi, 2011-01) -
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 ... -
An Efficient DC-DC Converter with Bidirectional Power Flow
("Dunarea de Jos" University of Galati, 2008)This paper introduces a Bi-directional DC-DC converter with adaptive fuzzy logic controller. Bidirectional power flow is obtained by same power components and provides a simple, efficient, and galvanically isolated ... -
Elaboration of Marketing Strategies and Programs Through the Integration of the Sustainable Development’s Objectives
("Dunarea de Jos" University of Galati, 2009-06)Simultaneously with the manifestation of the availability of the company/organization to include in its activities and politics objectives of sustainable development and social responsibility, concrete marketing steps ... -
Elastic Frictional Contact under Normal and Tangential Loading
(UDJG, 2011)A robust algorithm for elastic contact simulation considering tangential tractions is advanced in this paper. Two similar numerical models are advanced for the normal, as well as for the tangential direction, and the ... -
Elastic Modulus of Coatings by Pendulum Impact Test
(Universitatea "Dunărea de Jos" din Galați, 2014)The pendulum impact scratch device with high precision system in measuring normal and tangential forces during scratching has been used to study elastic modulus of coatings. The criterion for evaluation of elastic modulus ... -
Elastic System Designed for Base Insulation Against Dynamic Action of Vibrations and Seism
(Universitatea "Dunărea de Jos" din Galați, 2004)The approach regarding building base insulation puts into evidence the possibility to evaluate the antiseismic insulation degree in a direction defined using supporting elastic systems having various geometry, structure ... -
Elastic-Plastic Contact Modeling. Part I: Algorithm Overview and Assessment of Plastic Strain Increment
(UDJG, 2010)A fast algorithm for elastic-plastic contact simulation is overviewed in this paper. Betti’s reciprocal theorem is employed to assess surface normal displacement and stress state in an elastic half-space in the presence ... -
Elastic-Plastic Contact Modeling. Part II: Numerical Simulations and Program Validation
(UDJG, 2010)Elastic plastic spherical contact is simulated using an algorithm proposed in a companion paper. Materials of contacting bodies are assumed to have different behaviours: rigid (R), elastic (E), elastic-plastic with isotropic ... -
Elastoplastic Model for the Steel Bars Under Thermal Treatments
(Universitatea "Dunarea de Jos" din Galați, 2005)In order to understand material behavior, during the stresses action produced by thermal effects of volume, was started from Hooke relations, whereat was added the expressions that take into account these effects. Have ... -
Elearning Technologies
("Dunarea de Jos" University of Galati, 2009-01)When blogging tools first arrived in 1998, people asked “What’s a blog?” The word “blog” is a contraction of “Web log” and is used both as a noun as well as a verb. To blog is to write content to a blog. By design, ... -
Electric and Electromagnetic Properties of Fiber Fabric Based Filled Epoxy Composites
(Universitatea "Dunărea de Jos" din Galați, 2007)Electric and magnetic properties of laminate fiber fabric based epoxy composites are investigated through experimental techniques. Various concentrations of powder fillers were used in order to change the basic properties ... -
Electrical Engineering Guide
("Dunarea de Jos" University of Galati, 2014)This paper describes the steps required to form a future electrical engineer. This guide informs what skills a future electrical engineer and what studies need to follow to meet the needs of an employer. This paper explains ... -
Electrical Properties Characterization of Vinyl ester Resin Filled with carbon Nanotubes
(Universitatea "Dunărea de Jos" din Galați, 2015)In this paper the authors have done a characterization of the electrical properties of vinyl ester based nanocomposites containing different percentages of carbon nanomaterials The carbon fillers used in this study were ... -
Electrical Properties of Ultra-Sonicated Epoxy Resin
(Universitatea "Dunărea de Jos" din Galați, 2015)As ultra-sonication is a mostly used method to disperse the particles into the polymer matrix, the aim of this study is to point out the effect of epoxy’s exposure to ultra-sounds over the electrical properties, especially ... -
Electrochemical and Mechanical Changes on Fatigue Corrosion Damaged Surfaces
(Universitatea ”Dunărea de Jos” din Galați, 2008)The paper presents some surfaces changes aspects in fatigue corrosion damage based on electrochemical, mechanical profilometry and microscopically analyze of cylindrical and plate steel specimens. The researches have ... -
Electrochemical Behavior of Zinc Layers Passivated in Phosphate Solutions
(Universitatea "Dunărea de Jos" din Galaţi, 2012)Phosphate conversion coatings are used on the galvanized steel. By forming a thin protective film on the surface of the steels this treatment enhances corrosion resistance. This paper presents studies on phosphate ... -
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 ...
