• Electrodeposition and Characterization of Zinc-Cobalt Alloy Coatings 

      Vasilache, Violeta; Gutt, Sonia; Sandu, Ion; Gutt, Gheorghe; Vasilache, Traian (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 ...
    • Emphasizing the Toxicity of Heavy Metal ions on Plants: Monitoring with an Amino Acids Assay 

      Pintilie, Olga; Zaharia, Marius; Tudorachi, Lucia; Băncilă, Sabina; Drochioiu, Gabi; Sandu, Ion (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 ...
    • Integrated Analytical Study for the Somes Metalic Artefact Discoveri in IBIDA SITE, Romania 

      Vasilache, Viorica; Aparaschivei, Dan; Sandu, Ion; Vasilache, Violeta; Sandu, Ioan Gabriel (Universitatea "Dunărea de Jos" din Galați, 2012)
      The paper presents the results of the analyses conducted using the SEM-EDX and micro-FTIR co-assisted techniques, on several metallic artefacts unearthed during the excavations at the (L)Ibida archaeological site in Slava ...
    • Obtaining and Characterisation of Thermoresistive Pigments 

      Sandu, Andrei Victor; Vasilache, Violeta; Sandu, Ion; Saviuc, Mihaela; Sandu, Ioan Gabriel; Popa, Ioan Marcel (Universitatea "Dunărea de Jos" din Galați, 2009)
      The paper describes the obtaining and chemical and physico-structural characterisation of a green thermoresistive pigment. The pigment is made of ZnO dopped with Sb, Bi, Cr, Co and Fe oxides and it is used at mosaics and ...
    • Studies Regarding Nickel Electrodeposition from Watts bath with Addition of Polyvinylpyrrolidone and Sodium Saccharine 

      Vasilache, Violeta; Gutt, Sonia; Gutt, Georg; Sandu, Ion; Vasilache, Traian; Sandu, Victor Andrei (Universitatea "Dunarea de Jos" din Galați, 2009)
      This paper is based on some studies about the influence of polyvinylpyrrolidone (PVP) and sodium saccharine as far as concern their influence on the nickel electroplating processes from Watts bath. PVP is a wetting ...
    • Study on the Specific Effects of Corrosion processes on Ancient Bronze Artefacts 

      Sandu, Ion; Quaranta, Marta; Bejinariu, Costică; Sandu, Ioan Gabriel; Luca, Dorin; Sandu, Andrei Victor (Universitatea "Dunărea de Jos" din Galați, 2007)
      The paper presents the cases of the corrosion processes which take place on starting from the usage period when the primary patina is being formed and when the secondary patina starts, than continuing with the archaeological ...
    • The authentification of Old Bronze Coins and the Structure of the Archaeological Patina 

      Sandu, Ion; Diaconescu, Florin; Sandu, Ioan Gabriel; Alexandru, Adrian; Sandu, Andrei Victor (Universitatea "Dunărea de Jos" din Galați, 2006)
      This paper presents comparative results concerning the chemical composition and mineralogical distribution of the main compounds from the structure of the archaeological patina of ancient bronze coins, which were determined ...
    • The Conservability of Old Wood at the Contact with Metallic Structural Components from Artifacts 

      Sandu, Ion; Vasilache, Viorica; Hayashi, Mikiko; Vrânceanu, Narcisa; Ciocan, Adelina; Sandu, Andrei Victor (Universitatea "Dunărea de Jos" din Galați, 2008)
      The paper presents the impact of metallic pieces being in contact with wood, as structural elements, used in obtaining artifacts. The paper studies, based on old samples, the reciprocal effect obtained at the wood-metal ...
    • The Study of Metal-old Wood Interactions Under the Influence of Pedological Factors 

      Sandu, Ion; Hayashi, Mikiko; Quaranta, Marta (Universitatea "Dunărea de Jos" din Galați, 2008)
      In the manufacture of wood objects, for binding and strengthening were used nails, cramps and other metallic elements, which in the archaeological site suffered degradation and deterioration processes, specific to ...
    • A Typical Surface Formations Found on the Corrosion Layer of Iron Artefacts 

      Mircea, Otilia; Sandu, Ion; Sârghie, Ioan; Sandu, Andrei Victor (Universitatea "Dunărea de Jos" din Galați, 2009)
      The paper presents the experimental results obtained by applying non-invasive methods (OM, SEM-EDX, XRF) on two iron artefacts from the IInd and the IIIrd centuries A.D. (discovered in the incineration graves from ...