[1] Natl Univ Sci & Technol POLITEHN Bucharest, Fac Chem Engn & Biotechnol, 1-7 Gh Polizu, Bucharest 011061, Romania
[2] Natl Univ Sci & Technol POLITEHN Bucharest, Fac Mat Sci & Engn, 313 Splaiul Independentei St, Bucharest 060042, Romania
[3] Natl Univ Sci & Technol POLITEHN Bucharest, Natl Ctr Micro & Nanomat, Splaiul Independentei 313, Bucharest 060042, Romania
[4] Acad Romanian Scientists, 3 Ilfov St, Bucharest 050044, Romania
[5] Univ Bucharest, Fac Biol, 1-3 Intr Portocalelor St, Bucharest 060101, Romania
[6] Univ Bucharest, Res Inst, 90 Sos Panduri, Bucharest 050663, Romania
[7] Natl Res & Dev Inst Text & Leather, Leather & Footwear Inst, 93 Ion Minulescu St, Bucharest 031215, Romania