|
|
|
Figure 1
Circles: spectrum of the first harmonic of the undulator with its 2.6% bandwidth achieved by reducing the input aperture and using an aluminium filter. The red line represents the flux integral below a given energy. |
|
|
|
Figure 1
Circles: spectrum of the first harmonic of the undulator with its 2.6% bandwidth achieved by reducing the input aperture and using an aluminium filter. The red line represents the flux integral below a given energy. |