Scientific papers - Annals of "Dunarea de Jos" University of Galati - Analele științifice ale Universității "Dunărea de Jos" din Galați: Recent submissions
Afișează articolele 361-380 of 1845
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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 ... -
Influence of Thermal Treatment on Zirconia Powder
(Universitatea "Dunărea de Jos" din Galați, 2013)Zirconia powder in amorphous state was prepared by electrolytic deposition method (ELD) and then it was subjected to a thermal treatment according to a typical diagram. The structural changes in zirconia powder induced ... -
Prreparation and Characterisation of Alumina Template Obtained by One-Step Anodization Method
(Universitatea 'Dunărea de Jos" din Galați, 2013)The goal of this study was to obtain an alumina template (AAO) by one-step anodization method and to evaluate its optical properties correlated with the annealing temperature. AAO was obtained from two different media: ... -
Quality Surface Analysis for Polarized Grid Plasma Nitriding
(Universitatea "Dunărea de Jos" din Galați, 2013)For the study regarding the effect of the polarized grid a prototype plasma nitriding facility was used. A polarized grid was placed inside the working chamber, into the space between the anode and cathode, a negative ... -
Automative Powertrain Management
(Universitatea "Dunărea de Jos" din Galați, 2013)Given the diversity of phenomena that occur during operation of automotive powertrain and their strong impact on the environment, this paper presents a unified approach to these problems. This is a complex pattern study, ... -
Metallic matrix Composites with Ceramic Particles Wetting Conditions
(Universitatea "Dunărea de Jos" din Galați, 2013)The paper presents the main aspects regarding the mixtures obtained made up from aluminium melts and different kinds of ceramic particles (silicon carbide and boron carbide). Synthetically discussed are the wetting ... -
Methods of Protection of National Architecture Monuments
(Universitatea "Dunărea de Jos" din Galați, 2013)The paper discusses the problem of monuments conservation in terms of technical implementation and based on the importance of conservation of historical content, and it helps to skillfully handle the complicated untypical ... -
R.N.U.R. Method of Risk Assessment Based on Ergonomic Criteria. Case Study: Crane Maintenance Electrician
(Universitatea "Dunărea de Jos" din Galați, 2013)This paper presents a case study on the evaluation of a job (electrical maintenance) in AMG plant through a less used method in Romania, respectively Renault method, used especially in France. Means of work are analyzed ... -
The Analysis of a Workplace from an Ergonomically Criterion. Case Study: Preliminary Charge
(Universitatea "Dunărea de Jos" din Galați, 2013)This paper presents a practical method of analyzing a wokplace from an ergonomically criterion based on an "ergonomic analysis questionnaire", and, also, the conclusions and proposed measures in order to improve 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 ...
