Low-energy electron-induced ''oxygen fixation'' to DNA SAMs studied by stimulated anion desorption

28th International Conference on Photonic, Electronic and Atomic Collisions

Massey, Sylvain^1 ; Mirsaleh-Kohan, Nasrin^2 ; Zheng, Yi^3 ; Bass, Andrew D^1 ; Sanche, Léon^1

Department of Nuclear Medicine and Radiobiology, University of Sherbrooke, Sherbrooke

QC

J1H 5N4, Canada^1

Department of Chemistry, University of Tennessee, Knoxville

TN

37996-1600, United States^2

Research Institute of Photocatalysis, State Key Laboratory, Fuzhou University, Fuzhou

350002, China^3

关键词: Damage mechanism;    DNA oligomers;    Electron stimulated desorption;    Fixation process;    Low energy electrons;    Nonresonant;    Radical sites;    Self assembled monolayer film;   

Others  :  https://iopscience.iop.org/article/10.1088/1742-6596/488/5/052029/pdf
DOI  :  10.1088/1742-6596/488/5/052029

来源: IOP

【 摘 要 】

Reactions of18O2with self-assembled monolayer films of thiolated DNA oligomers are studied by the electron stimulated desorption of anions. Electrons with energies