gels Article Novel Gemini Surfactant for Binding Eu(III)-Polyoxometalate into Hydrogels and Polymer Latexes Marin Micutz 1 , Viorel Circu 2 , Monica Ilis 2 and Teodora Staicu 1,* 1 Department of Physical Chemistry, University of Bucharest, 4-12 Regina Elisabeta Blvd., 030018 Bucharest, Romania...