Feature A Smart View of the Future Edwin Cartlidge High-tech windows could soon be generating electricity, as well as saving on heating and cooling. Log in or become a member to view the full text of this article. This article may be available for purchase via the search at Optica Publishing Group. Optica Members get the full text of Optics & Photonics News, plus a variety of other member benefits. Publish Date: 01 November 2018 Add a Comment Please enable JavaScript to view the comments powered by Disqus.