Fig. 1. Geometry and meshing of a fuel rod

Fig. 2. Variation of average oxide thickness with burnup

Fig. 3. Test sample diagram

Fig. 4. Hydrogen distribution after 3.9 days

Fig. 5. Hydrogen distribution after 30 days

Fig. 6. Variation of hydrogen of C_ss (a), C_p (b) after 30 days

Fig. 7. Comparisons of BEEs predictions of precipitation temperature and hydrogen concentration with that of BISON predictions and TSS_p

Fig. 8. Comparisons of BEEs predictions of α² with that of BISON predictions and experimental results (color online)

Fig. 9. Diagram of geometry and meshing of the cladding

Fig. 10. Variation of cladding outside temperature (a) and linear power (b) with time in Gravelines nuclear power plant

Fig. 11. Variations of C_ss, TSS_p (a), and C_p (b) with radial position after 1 620 days

Fig. 12. Radial distribution of hydrogen along cladding after 1 620 days