Back to the Abstract

	1 Introduction
	2 Metallicity dependence of the surface temperature
	3 Variation of the C+ layer size with metallicity
	4 [CII] emission as a function of Z
	5 Summary
	References
	Online Material
	Appendix A: Cooling functions
	Appendix B: The electron density at PDR surfaces
	Appendix C: H2 vibrational heating

	List of tables
	List of figures