Observation of CO2^++ dication in the dayside Martian upper atmosphere

• 作 者: Hao Gu Jun Cui DanDan Niu Long
• 机 构: StateKeyLaboratoryofLunarandPlanetarySciences,SchoolofAtmosphericSciences,KeyLaboratoryofLunarandDee
• 出 处: 地球与行星物理:英文版
• 发表日期: 2020年4期
• 关键词: MAVEN Martian ionosphere DICATION
• 基金项目: supported by the B-type Strategic Priority Program No.XDB41000000,funded by the Chinese Academy of Sciences,and the pre-research projects on Civil Aerospace Technologies No.D020105 and D020103,funded

Doubly charged positive ions(dications)are an important component of planetary ionospheres because of the large energy required for their formation.Observations of these ions are exceptionally difficult due to their low abundances;until now,only atomic di