Back to the Abstract

	1 Introduction
	2 Model
	3 X-ray induced chemistry
	4 Results and discussion
	5 X-ray tracers
	6 AFGL 2591 models
	7 Calculated emission lines
	8 Conclusion
	References
	Online Material
	Appendix A: Initial chemical abundances
	Appendix B: Electron recombination and charge transfer reactions
	Appendix C: Influence of and
	Appendix D: Influence of an outer FUV field and cosmic rays
	Appendix E: Comparison to observations

	List of tables
	List of figures