Table 1: Adopted model parameters.
Model G₀ $F_{\rm FUV}$ $n_{\rm H}$

[ $\rm erg\ cm^{-2} \ s^{-1}$ ] [ $\rm cm^{-3}$ ]

1 10³ 1.6 10³

2 10⁵ 160 10³

3 10³ 1.6 10^5.5

4 10⁵ 160 10^5.5

$\delta v_{\rm d}$ (km s^-1) 2.7

$\delta_{\rm d}$ 1.0

**Table 1:** Adopted model parameters.
Model	G₀	$F_{\rm FUV}$	$n_{\rm H}$
		[ $\rm erg\ cm^{-2} \ s^{-1}$ ]	[ $\rm cm^{-3}$ ]
1	10³	1.6	10³
2	10⁵	160	10³
3	10³	1.6	10^5.5
4	10⁵	160	10^5.5
$\delta v_{\rm d}$ (km s^-1)	2.7
$\delta_{\rm d}$	1.0

Source LaTeX | All tables | In the text

	1 Introduction
	2 The photon dominated region model
	3 PDR test models
	4 The X-ray dominated region model
	5 XDR test models
	6 Conclusion
	References
	Online Material
	Appendix A: Heating processes in PDRs
	Appendix B: Heating processes in XDRs
	Appendix C: Cooling processes
	Appendix D: Chemistry
	Appendix E: Energy deposition rate per hydrogen nucleus