127670.fig.0013a
(a)
127670.fig.0013b
(b)
127670.fig.0013c
(c)
Figure 13: Experimental harmonic spectra generated from manganese plasma in the case of the absence of gas in the hollow fiber compressor (  fs) and random CEP (a), and at 3 bar pressure (  fs) at fixed CEP ( , (b); , (c)). denotes the carrier envelope phase [68].