Fig. 1. Decompose low pass filter and high pass filter coefficients
Fig. 2. Reconstructed low pass filter and high pass filter coefficients
Fig. 3. Analog signal overlap peak
Fig. 4. The fourth derivative processes the signal
Fig. 5. Overlapping peak decomposition results
Fig. 6. Overlapping peak decomposition results
Fig. 7. Decomposed results of measured T Leaded brass X-ray fluorescence spectrum
Fig. 8. X-ray Fluorescence spectrum of light element and Overlapping peak decomposition results
| 重叠峰峰1 | 重叠峰峰2 | 重叠峰峰3 |
---|
标准峰位(道址) | 20.0 | 24.0 | 28.0 | 检测峰位(道址) | 19.9 | 24.2 | 27.8 | 误差/% | 0.50 | 0.83 | 0.71 |
|
Table 1. Peak position analysis
| 模拟K的 Kα能量峰 | 模拟K的 Kβ能量峰 |
---|
能量/keV | 3.313 | 3.589 | 标准峰位(道址) | 113 | 122 | 检测峰位(道址) | 112 | 121 | 误差/% | 0.88 | 0.81 |
|
Table 2. Peak position analysis
| Ni的 Kα峰 | Co的 Kβ峰 | Cr的 Kα峰 | Mn的 Kα峰 |
---|
能量/keV | 7.477 | 7.649 | 5.414 | 5.898 | 标准峰位(道址) | 410 | 419 | 241 | 254 | 检测峰位(道址) | 408 | 420 | 242 | 255 | 误差/% | 0.5 | 0.2 | 0.4 | 0.4 |
|
Table 3. Peak position analysis