The stability of vacuum-evaporated V2O5 films in electrolyte solutions
was greatly enhanced when the films were annealed at 400 or 500 degre
es C for 1.5 h. The electrochromic performance of the annealed films a
lso showed improvements over unannealed samples. (C) 1998 Elsevier Sci
ence S.A. All rights reserved.