Browsing 2015 fascicula9 nr4 by Title

Now showing items 4-11 of 11

    • Microstructural Characterization of the TiMoZrTa Alloy 

      Bălțatu, Mădălina Simona; Cimpoeșu, Ramona; Vizureanu, Petrică; Achiței, Dragoș Cristian; Minciună, Mirabela Georgiana (Universitatea "Dunărea de Jos" din Galați, 2015)
      In recent years, different types of titanium alloys have been investigated with the aim of using materials in biomaterials field, and Ti-Mo system alloys are very promising materials. Alloying titanium with biocompatible ...

    • Noise Levels in Workplaces of Cold Rolling Mill Plant 

      Tudor, Beatrice; Ciocan, Anișoara (Universitatea "Dunarea de Jos" din Galați, 2015)
      The excessive noise exposure is one of numerous physical hazards present in the steel industry. Considerable noise develops the steel strips rolling process. In this study are presented and discussed the noise levels at ...

    • Research on Chemical Deposition of Silver with Antibacterial Role in Implantology 

      Vasilescu, Elisabeta; Vasilescu, Vlad Gabriel (Universitatea "Dunărea de Jos" din Galați, 2015)
      The paper presents a synthesis of the laboratory research on the conditions of achieving chemical deposition of silver on oral implants made of Ti base alloy (bioalloy Ti10Zr). There were used several chemical deposition ...

    • Surfasce Roughness and Topography of Ni/Micro-Sic Layers: Influence of Current Density on Electrodeposition Process 

      Ciubotariu, Alina; Benea, Lidia; Sand, Wolfgang (Universitatea "Dunărea de Jos" din Galați, 2015)
      The surface properties are directly responsible for the performance of engineering materials because most of failures such as friction, wear, corrosion and fatigue often take place on the material surface. Electrodeposition ...

    • The Chemical and Metallurgical Analysis of Cooper-Based Shape Memory Alloys 

      Achiței, Dragoș Cristian; Minciună, Mirabela Georgiana; Vizureanu, Petrică (Universitatea "Dunărea de Jos" din Galați, 2015)
      The paper presents some aspects on the thermo-mechanical fatigue of shape memory alloy, a documentary synthesis of their industrial applications and chemical aspects concerning the use of these alloys in biomedical applications

    • The influence of the physical-Chemical Factors on the Distribution of Heavy Metals in the Delta Ecosystems 

      Constantinescu, Stela (Universitatea "Dunărea de Jos" din Galați, 2015)
      Recognized to the influence of micropollutants, heavy metals represented on the ecological status of surface waters, including delta ecosystems, the paper aims to study the impact of environmental factors (temperature, ...

    • Treatment of Ammonia Wastewater by Ultrasound. Part I: The Influence of the Ultrasound energy on the ultrasound Bath Temperature 

      Matei (Ciobotaru), Nicoleta; Scarpete, Dan (Universitatea "Dunărea de Jos" din Galați, 2015)
      The industrial ammonia water decontamination depending on the sample temperature is monitored by this study. The treatment was conducted by the UP100S ultrasound generator (Hielscher Ultrasound Technology, Germany), operating ...

    • Urban Pollution Issues Generated by Trams Traffic 

      Leopa, Adrian; Anghelache, Diana (Universitatea "Dunărea de Jos" din Galați, 2015)
      The modern society development involves new and diverse issues considering urban environmental pollution. Traffic generated sound and vibration are two upto- date urban environmental pollution causes besides air and water ...