Fig. 1. Main nuclear radiation and nuclide produced during the operation of magnetic confinement fusion reactor (D-T)

Fig. 2. Block diagram of radiation monitoring system for nuclear fusion device

Fig. 3. Interaction mechanism between neutron and nucleus (a) Elastic scattering, (b) Inelastic scattering, (c) Radiation capture, (d) Fission reaction

Fig. 4. Interaction mechanism between γ ray and atoms (a) Photoelectric effect, (b) Compton effect, (c) Electron pair effect

Fig. 5. Working principle diagram of BF₃ or ³He proportional counter

Fig. 6. Working principle diagram of current frequency conversion circuit of high pressure argon ionization chamber detector

Fig. 7. Overall block diagram of radiation online monitoring system

Fig. 8. Diagram of radiation source and monitoring area of JT-60 device

Fig. 9. Location diagram of radiation monitors in LHD building

Fig. 10. Diagram of RMSAFE radiation monitoring network system

Fig. 11. Location diagram of the detector in the TFTR radiation monitoring system

Fig. 12. Layout of monitoring points of HL-2A neutron (a) and γ ray (b) detector

Fig. 13. Layout of monitoring points of East device

Fig. 14. Layout of radiation monitoring points of JET device

Fig. 15. Schematic diagram of HT/HTO identification sampler of JET device

Fig. 16. Module diagram of data acquisition system for KSTAR

Fig. 17. Architecture diagram of REMS

Fig. 18. Functional module diagram of RAHS radiation early warning system