Laboratory for Chemical Kinetics, Institute of Chemistry, Eötvös University (ELTE), Pázmány P, sétány 1/A, H-1117 Budapest, Hungary. lovricsa@yahoo.com <lovricsa@yahoo.com>|Laboratory for Chemical Kinetics, Institute of Chemistry, Eötvös University (ELTE), Pázmány P, sétány 1/A, H-1117 Budapest, Hungary. lovricsa@yahoo.com <lovricsa@yahoo.com>|Laboratory for Chemical Kinetics, Institute of Chemistry, Eötvös University (ELTE), Pázmány P, sétány 1/A, H-1117 Budapest, Hungary. lovricsa@yahoo.com <lovricsa@yahoo.com>|Laboratory for Chemical Kinetics, Institute of Chemistry, Eötvös University (ELTE), Pázmány P, sétány 1/A, H-1117 Budapest, Hungary. lovricsa@yahoo.com <lovricsa@yahoo.com>|Laboratory for Chemical Kinetics, Institute of Chemistry, Eötvös University (ELTE), Pázmány P, sétány 1/A, H-1117 Budapest, Hungary. lovricsa@yahoo.com <lovricsa@yahoo.com>|Laboratory for Chemical Kinetics, Institute of Chemistry, Eötvös University (ELTE), Pázmány P, sétány 1/A, H-1117 Budapest, Hungary. lovricsa@yahoo.com <lovricsa@yahoo.com>