Research Article

New Technology for Increasing Through-Life Reliability of Ceramics Components Using Self-Crack-Healing Ability

Table 1

Activation energies and proportional coefficients for crack healing.

Material Activation energy  
 (KJ/mol)
Proportional coefficient  
 (1/hour)

Si3N4/SiC(p)277
Si3N4150
Al2O3/SiC(p)334
Mullite/SiC(p) 413