%0 Report %K Tio2 %K VOC %K Photocatalysis %K Cool roof %K NOx %K Heat Island %K Catalytic activity %K Clean air %A Paul H Berdahl %A Hashem Akbari %D 2008 %G eng %T Evaluation of titanium dioxide as a photocatalyst for removing air pollutants %U http://www.energy.ca.gov/2007publications/CEC-500-2007-112/CEC-500-2007-112.PDF %8 01/2008