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Table 1
Values of the model parameters for four representative models.
| Parameter (symbol) | Model A | Model B | Model C | Model D |
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| Magnetic field decay index (m) | 1.5 | 2.0 | 1.5 | 1.5 |
| Ratio UB/Uk at zacc (ρ) | 0.9 | 0.9 | 0.5 | 0.1 |
| Base of the acceleration region (zacc) | 1.8 × 108 cm | 1.2 × 108 cm | 3.2 × 108 cm | 1.6 × 109 cm |
| End of the acceleration region (zmax) | 1010 cm | 1010 cm | 1011 cm | 1010 cm |
| Ratio Lp/Le (a) | 1 | 100 | 1 | 1 |
| Power relativistic protons (Lp) | 3.2 × 1035 erg s-1 | 6.4 × 1035 erg s-1 | 3.2 × 1035 erg s-1 | 3.2 × 1035 erg s-1 |
| Power relativistic electrons (Le) | 3.2 × 1035 erg s-1 | 6.4 × 1033 erg s-1 | 3.2 × 1035 erg s-1 | 3.2 × 1035 erg s-1 |
| Particle injection spectral index (α) | 1.5 | 1.5 | 1.5 | 2.2 |
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