Exact solution of Ginzburg's $\Psi$-theory for the Casimir force in ${}^4$He superfluid films

Daniel Dantchev, Joseph Rudnick, Vassil Vassilev +1

We present an analytical solution of the Ginzburg's $\Psi$-theory for the behavior of the Casimir force in a film of ${}^4$He in equilibrium with its vapor near the superfluid transitio…