List of Articles Metal ions Open Access Article Abstract Page Full-Text 1 - Metal-Ion-Coordinating Properties of Various Amino Acids, Investigation of the Essential Function in Biological Systems regarding to their Nano-Structure Open Access Article Abstract Page Full-Text 2 - Comparing signal amplification of thiocyanated Gold nanoparticles in the presence of different ions Open Access Article Abstract Page Full-Text 3 - Dispersive Solid Phase Extraction of trace Cu(II) in water samples by synthesis modify Multi walled carbon nanotubes carboxylate