Argon‐40 in Lunar Exosphere: Observations From CHACE‐2 on Chandrayaan‐2 Orbiter

Abstract We report the first observation of Argon‐40 (Ar‐40) in the mid latitude regions (−60° to +60°) of the lunar exosphere from CHandra’s Atmospheric Composition Explorer‐2 (CHACE‐2) experiment aboard Chandrayaan‐2 orbiter. The number density of Ar‐40 shows pre‐sunrise, sunrise and sunset peaks...

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Main Authors: M. B. Dhanya, Smitha V. Thampi, Tirtha Pratim Das, R. Satheesh Thampi, Neha Naik, J. K. Abhishek, P. Sreelatha, P. Pradeepkumar, G. Padma Padmanabhan, B. Sundar, Dinakar Prasad Vajja, Amarnath Nandi, Vipin K. Yadav, M. Mohammed Nazeer, P. T. Lali, Rosmy John, A. V. Aliyas, Vijay Kumar Sen, M. Ram Prabhu, A. Ajay Krishna, Tarun K. Pant, Anil Bhardwaj
Format: Article
Language:English
Published: Wiley 2021-10-01
Series:Geophysical Research Letters
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Online Access:https://doi.org/10.1029/2021GL094970
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