Monitoring the effect of ultrafast deactivation of the electronic excited states of DNA bases and polynucleotides following 267 nm laser excitation using picosecond time-resolved infrared spectroscopy - Kuimova,MK; Dyer,J; George,MW; Grills,DC; Kelly,JM; Matousek,P; Parker,AW; Sun,XZ; Towrie,M; Whelan,AM (CHEMICAL COMMUNICATIONS, 2005)