As has been intimated earlier, the thorny question of µ has never actually been fully addressed.
It will be VERY illuminating to see how the RN will actually manage deck operations incl rvl etc, from the aspect of µ and F35 flying ops in ALL conditions..
If by Mu you're referring to frictional coefficient, I refer you to Engines' post #6173 at 13:52. Seems to work for me.....and the RN, USN etc for that matter. Then there are the Pte Fraser faction........