Table 1 Summary of the main characteristics of the first rupture event in the LS, STL and PW models

From: Velocity-strengthening friction significantly affects interfacial dynamics, strength and dissipation

 

PW

LS

STL

Velocity strengthening

Absent

Logarithmic

Linear

Rupture propagation speed

1540 m/s

166 m/s

~ 3 m/s

Event's duration Δt

~ 50 µs

~ 35 µs

~ 2000 µs

Total dissipated energy

1.4 J/m

0.26 J/m

0.26 J/m

Maximal dissipation rate

52 kW/m

16 kW/m

0.19 kW/m

The maximum of Ek

0.27 J/m

4.5 mJ/m

0.54 µJ/m

Penetration length xtip(ta)

11.3 cm

5.52 cm

5.46 cm