Cost-efficient manufacturing process of switchable glazing based on twisted nematic LC cells. Liquid Crystals XV, August 21-22, 2011, San Diego, Calif., SPIE, Bellingham, Wash., 2011. [PUMA: Aluminum, Cells, Crystals, Energy Glass, Glazes, Indium Industrial Liquids, Manufacture, Nematic Optical Production Tin Tin, Zinc Zinc, compounds, crystals, engineering, instruments, liquid oxide oxides, sobek transfer,]