Fig. 1. Convolutional bipolar pulse shaping simulation for uni-exponential decay pulse signal

Fig. 2. Digital recursive algorithm implementation principle block diagram for convolutional quasi-Gaussian pulse shaping filter

Fig. 3. Trapezoidal pulse signal

Fig. 4. Logical block diagram for convolutional digital quasi-Gaussian pulse shaping filter

Fig. 5. Quasi-Gaussian and trapezoidal pulse shaping algorithms simulation with identical shaping pulse width

Fig. 6. Amplitude-frequency characteristics of quasi-Gaussian pulse shaping algorithm (a) Amplitude-frequency characteristics comparison between quasi-Gaussian and trapezoidal pulse shaping algorithms with identical peaking times, (b) Amplitude-frequency characteristics of quasi-Gaussian pulse shaping algorithms with different shaping parameters

Fig. 7. Measured nuclear pulse signal and quasi-Gaussian and trapezoidal pulse shaping

Fig. 8. Primitive energy spectrum (a), energy spectrum with trapezoidal pulse shaping (b) and quasi-Gaussian pulse shaping (c) from X-ray fluorescence analysis experiments of standard Mn sample

Fig. 9. Relationship between energy resolution and peaking time (a) and the relationship between energy resolution and X-ray tube current (b)