Study of picosecond processes of an intercalated dipyridophenazine Cr(iii) complex bound to defined sequence DNAs using transient absorption and time-resolved infrared methodsDevereux, S. J., Keane, P. M., Vasudevan, S., Sazanovich, I. V., Towrie, M., Cao, Q., Sun, X.-Z., George, M. W., Cardin, C. J. ORCID: https://orcid.org/0000-0002-2556-9995, Kane-Maguire, N. A. P., Kelly, J. M. and Quinn, S. J. (2014) Study of picosecond processes of an intercalated dipyridophenazine Cr(iii) complex bound to defined sequence DNAs using transient absorption and time-resolved infrared methods. Dalton Transactions, 43 (47). pp. 17606-17609. ISSN 1364-5447 Full text not archived in this repository. It is advisable to refer to the publisher's version if you intend to cite from this work. See Guidance on citing. To link to this item DOI: 10.1039/C4DT01989J Abstract/SummaryPicosecond transient absorption (TA) and time-resolved infrared (TRIR) measurements of rac-[Cr(phen)2(dppz)]3+ (1) intercalated into double-stranded guanine-containing DNA reveal that the excited state is very rapidly quenched. As no evidence was found for the transient electron transfer products, it is proposed that the back electron transfer reaction must be even faster (<3 ps).
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