|
1 Introduction |
|
|
2 Observations and reduction |
|
|
3 Morphology and sizes |
|
|
4 Analysis |
|
|
5 Discussion and conclusions |
|
|
References |
|
|
List of tables |
|
|
List of figures |
| Object | He | O | ICF[O] | N | ICF[N] | S | ICF[S] | Ne | ICF[Ne] | Ar | ICF[Ar] |
| IC 5117 | 1.04e-1 | 3.2e-4 | 1.07 | 1.5e-4 | 25.51 | 4.4e-6 | 2.07 | - | - | - | - |
| M 1-71 | 1.17e-1 | 5.0e-4 | 1.00 | - | - | - | - | 1.5e-4 | 1.00 | - | - |
| NGC 6833 | 9.05e-2 | 1.3e-4 | 1.00 | 5.6e-5 | 27.98 | 6.3e-8 | 2.13 | 3.5e-5 | 1.04 | 4.9e-8 | 1.04 |