Merge branch 'master' into calculations

Hamiltonian.jl

@@ -141,5 +141,9 @@ function eig(H::Hamiltonian{T}, levels::Int; resonances = !H.hermitian)::Tuple{V
     evals, evecs, info = eigsolve(H, x₀, levels, resonances ? :LI : :SR; ishermitian = H.hermitian, tol = tolerance)
     resonances || info.converged < levels && throw(error("Not enough convergence")) # don't check convergence for resonances
     if H.hermitian evals = real.(evals) end
+    if H.mode == gpu_cutensor # to avoid possible GPU memory leak
+        CUDA.reclaim()
+        GC.gc(true)
+    end
     return evals, evecs, info
 end