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Table 5.

Interstellar medium parameters.

nHI nH2 ni Z EM Te F(Hα)
cm−3 cm−3 cm−3 cm−6 pc K erg/(cm2s)
10[a] 65[b] 60[c] 1[d] 3 E+5[e] 104 7.9 E−11 [f]

Notes. [a]Lo et al. (1987); [b]Weiss et al. (2001), De Cea del Pozo et al. (2009); [c]Houck et al. (1984); the hot ionized gas contributes ne = 0.1 cm−3 (Iwasawa et al. 2023); [d]Iwasawa et al. (2023); [e]model of a warm-ionized-gas screen absorbing a synchrotron source (Adebahr et al. 2013); [f]Kennicutt et al. (2008).

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