Solar-sensitive CQDs printed onto a flexible film

"Scientists from the University of Toronto Faculty of Applied Science & Engineering invented a new way to spray solar cells onto flexible surfaces using miniscule light-sensitive materials known as colloidal quantum dots (CQDs)."

http://www.dailymail.co.uk/sciencetech/article-2864837/Want-solar-panels-Just-roof-spray-Scientists-discover-way-applying-light-sensitive-material-surfaces.html

http://www.gizmag.com/new-method-cheap-spray-on-solar/35100/http://www.gizmag.com/new-method-cheap-spray-on-solar/35100/