</p>

Viehland databaseclick to expand or collapse

Data Group [SwarmGroup5]: Compiled Ko of Ellis et al., At. Data Nucl. Data Tables 31 (1984) 113.

CH4+ / He

Data Group [SwarmGroup7]: Compiled NDL of Ellis et al., At. Data Nucl. Data Tables 31 (1984) 113.

CH4+ / He