Issue 50

K. Singh et alii, Frattura ed Integrità Strutturale, 50 (2019) 319-330; DOI: 10.3221/IGF-ESIS.50.27



Dislocation-loop annihilation parameter Screw-loop interaction to produce dislocations Shape parameter of Weibull distribution Scale parameter of Weibull distribution Position parameter of Weibull distribution Dislocation mean free path

R

Critical radius of curvature of dislocation to bypass the obstacle Dislocation curvature radius near obstacle on slip systems Average length of screw dislocation segment on slip system s

c



R

s



l

s



D L

Obstacle diameter

Critical length of kink pair

c



w

l

Minimum/limiting value of the average length of screw dislocation segment

min

Λ

v

Velocity of kink

k

330