3. Goniometer
3.1 Type: Vertical(q/q or q/2q)
3.2 Goniometer radius: 180mm
3.3 Measurement range -30°～160°(2q)
3.4 Scan speed range: 1/8°～8°/min
3.5 Minimum step size: 0.01°
3.6 Setting reproducibility: 0.0006°
3.7 Accuracy: 0.008°
3.8 Slit: Divergence slit: 1/6°, 1/2°, 1°,2°,3°,4°
Receiving slit: 0.08, 0.15, 0.3, 0.4, 0.6, 1.0, 2.0mm
Scattering slit: 1/2°, 1°,2°,3°,4°
Soller slit: two sets
3.9 Filter: Ni, Fe
4. Detector
4.1 Type: Scintillation counter
4.2 Crystal: NaI.
4.3 Maximum Linear Count rate: 500,000 counts/s
4.4 Maximum Count: 1,000,000 counts/s.
4.5 Maximum background noise: <10 counts/s.
5. PHA system
5.1 Liner amplifier
5～100 gain, for adjust by binary grades.
Stability of gain: ≤0.3%.
Non-liner distortion fidelity coefficient: 0.1～10V for output.
Integral non-liner: ≤±0.3%
Noise being converted into input(standard deviation): ≤15μV
5.2 Pulse height analyzer
Level: 0.1～10V.
Tunnel read: 50mV～5V.
Stability: drift <15mV for level and <15mV for tunnel road within 8 hours.
Distinguish time: 1 ms.