中文摘要：

研究了基态和第一激发态钾原子的2p电子光电离过程.在全相对论框架下计算了相应的光电子谱.计算结果与最新的实验结果符合很好.

英文摘要：

The 2p photoionization processes of atomic Potassium are studied. The corresponding electron spectra are calculated relativistically. The results are consistent with latest experiment very well.