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Table A.1.

Parameter selection for the photoionisation and shock models.

H II Regions
Model reference Pérez-Montero (2014)
log(U) (-4.00, -1.50) in steps of 0.25
12+log(O/H) (7.1, 9.1) in steps of 0.1
Constraints C tied to O
log(N/O) (-0.825, -0.625) in steps of 0.125

Planetary Nebulae

Model reference Delgado-Inglada et al. (2014)
Central star L/(102L) (2, 10, 30, 56, 100, 178)
SED T.Rauch (TR) models (Rauch 2003)
Central star Teff/(103 K) (50 − 180) in steps of 25
Dust depletion Yes
Density [cm−3] (30, 100, 300)
Radius [1017 cm] (1, 3)
12 + log(O/H) 8.34
Model set matter bounded models (M40)

Shock Regions

Model reference Allen et al. (2008)
Abundances LMC (Russell & Dopita 1992)
Magnetic field [μG] (0.0001, 0.5, 1, 2, 3.23, 4, 5, 10)
Shock velocities [km s−1] (10 − 100) in steps of 25
Pre-shock density [cm−3] 1
Model set Shock w/o precursor

DIG

Model reference Flores-Fajardo et al. (2011)
log(U) (-4.0 − -3.0) in steps of 0.1
ϕOB (3.50 − 5.00) in steps of 0.25
log(N/O) -1.1, -0.9, -0.8, -0.7, -0.6
12 + log(O/H) (7.7 − 9.3) in steps of 0.1

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