Absorption cross sections of E,E-2,4-hexadienedial at 248Â nm, and in the 290-430Â nm region, and photolysis study at 248, 308, and 351Â nm

Photolysis of E,E-2,4-hexadienedial, absorption cross sections at 248 nm, and in the 290-430 nm region, HCO quantum yield, ketene formation.