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Radiolytic splitting of water molecules in the presence of some supramolecular compounds


Author(s) : GRIGORE TIMCO DAN COLISNIC KARIN POPA ANDREI PARASCHIVESCU ALEXANDRU CECAL SINGEREAN LIDIA, 
Publisher : N/A
Publication Date : 2003
ISSN : N/A
Abstract : This paper deals with the study of the hydrogen output during the catalyzed radiolysis of water in the presence of the supramolecular compounds Fe2NiO(TMAc)6آ·3HTMAc, FeCoO (TMAc)6آ·3HTMAc, [Cr3O(C6H5COO)6]آ·ClO4, Fe3Ni2O(OH)(TMAc)7(Aacet)3, Ni2(H2O) (TMAc)4(HTMAc)4, [Cr3O(TMAc)آ·3H2O](TMAc), and Cr8F8(TMAc)16. A 60Co g-source of 5.1أ—1014 Bq activity at a rate dose of 8.038 kGy h-1 was used. The radiolysis products were determined by mass spectrometry. For a given irradiation time, it was found that quantity of hydrogen obtained by water radiolysis is 6 آ– 18 times greater in the presence of the supramolecular compounds as catalysts than in their absence from the irradiated system.,