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Commit 45f738ff authored by lisa_julia.nebel_at_tu-dresden.de's avatar lisa_julia.nebel_at_tu-dresden.de
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Correct parset file to calculate the deformation for film-on-substrate

Corrected the formula in the code before; now this also matches the value we publish in the paper.
parent f7cd0f9f
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1 merge request!54Correct mistake in mooneyrivlindensity
...@@ -97,18 +97,17 @@ mooneyrivlin_12 = 0 ...@@ -97,18 +97,17 @@ mooneyrivlin_12 = 0
mooneyrivlin_03 = 0 mooneyrivlin_03 = 0
# volume-preserving parameter # volume-preserving parameter
mooneyrivlin_k = 75e+6 mooneyrivlin_k = 90e+6
# How to choose the volume-preserving parameter? # How to choose the volume-preserving parameter?
# We need a stretch of 30% (45e4 10e4 2e4 in x-direction, so a stretch of 45e4*0.3 = 13.5e4) # We need a stretch of 30% (45e4 10e4 2e4 in x-direction, so a stretch of 45e4*0.3 = 13.5e4)
# 184 2:1, mooneyrivlin_k = .. and mooneyrivlin_energy = square, neumannValues = 27e4 0 0 # 184 2:1, mooneyrivlin_k = 90e+6 approximately (depends also on the number of grid levels!) and mooneyrivlin_energy = square or log, neumannValues = 27e4 0 0
# 184 2:1, mooneyrivlin_k = 57e+6 and mooneyrivlin_energy = log, neumannValues = 27e4 0 0
mooneyrivlin_energy = square # log, square or ciarlet; different ways to compute the Mooney-Rivlin-Energy mooneyrivlin_energy = square # log, square or ciarlet; different ways to compute the Mooney-Rivlin-Energy
# ciarlet: Fomula from "Ciarlet: Three-Dimensional Elasticity", here no penalty term is # ciarlet: Fomula from "Ciarlet: Three-Dimensional Elasticity", here no penalty term is
# log: Generalized Rivlin model or polynomial hyperelastic model, using 0.5*mooneyrivlin_k*log(det(∇φ)) as the volume-preserving penalty term # log: Generalized Rivlin model or polynomial hyperelastic model, using 0.5*mooneyrivlin_k*log(det(∇φ)) as the volume-preserving penalty term
# square: Generalized Rivlin model or polynomial hyperelastic model, using mooneyrivlin_k*(det(∇φ)-1)² as the volume-preserving penalty term # square: Generalized Rivlin model or polynomial hyperelastic model, using 0.5*mooneyrivlin_k*(det(∇φ)-1)² as the volume-preserving penalty term
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