Sympy-exact witness of the grain-size-quadratic scaling of Nabarro-Herring creep. Setup: ε̇_NH ∝ σ·D·Ω/(T·k_B·d²) — inverse-square in grain size. Identity: doubling the grain size (d → 2d) reduces the creep rate by a factor of 4 —…
Sympy-exact witness of the grain-size-quadratic scaling of Nabarro-Herring creep. Setup: ε̇_NH ∝ σ·D·Ω/(T·k_B·d²) — inverse-square in grain size. Identity: doubling the grain size (d → 2d) reduces the creep rate by a factor of 4 —…