xSliceCoords=[]; ySliceCoords=.6; zSliceCoords=.4;
and
IsosurfValues = 0.5; IsosurfAlphas = 0.25; IsosurfColors = 'w';
ContourValues = 0.1:0.1:0.9;
Data at t = 0:
Solution at t = 0.4:
Solution at t = 0.8: