Electron impact ionization of calcium atoms inside quadrupole trap

30th International Conference on Photonic, Electronic, and Atomic Collisions

Klosowski, Lukasz^1 ; Piwiski, Mariusz^1 ; Wójtewicz, Szymon^1 ; Lisak, Daniel^1 ; Drewsen, Michael^2 ; Pleskacz, Katarzyna^1 ; Chwirot, Stanislaw^1

Institute of Physics, Faculty of Physics Astronomy and Informatics, Nicolaus Copernicus University in Toru, Grudziadzka 5, Torun

87-100, Poland^1

Department of Physics and Astronomy, Aarhus University, Aarhus C

DK-8000, Denmark^2

关键词: Calcium atom;    Electron impact-ionization;    Electron-impact ionization cross sections;    Experimental methods;    Low energy electrons;    Paul trap;    Quadrupole traps;   

Others  :  https://iopscience.iop.org/article/10.1088/1742-6596/875/6/052008/pdf
DOI  :  10.1088/1742-6596/875/6/052008

来源: IOP

【 摘 要 】

Synopsis We present experimental method for electron impact ionization cross sections of calcium. The technique involves a Paul trap equipped with low energy electron gun. The general assumptions of the method are discussed.