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group_secar2.0 [2018/09/11 17:22] wagner |
group_secar2.0 [2018/09/11 17:23] wagner [Emittance Measurement] |
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Emittance calculated from fit parameters ε= √(ac) / L< | Emittance calculated from fit parameters ε= √(ac) / L< | ||
Start beam emittance= XX * AX= 0.2 π mm mrad, so the emittance grows from the start to the focal point.\\ | Start beam emittance= XX * AX= 0.2 π mm mrad, so the emittance grows from the start to the focal point.\\ | ||
- | This emittance grow is possibly due to the optics aberrations. | + | This emittance grow is possibly due to the optics aberrations. |