Annals of Chemical Science Research Advanced Nanomaterials as UV Photocatalysts for IAQ Monitoring Ayesha Kausar1,2,3*, Ishaq Ahmad1,2,3, Zhu Tianle4 and Eisa MH5 1NPU-NCP joint international research center on Defects engineering, Northwestern Polytechnical University, China 2UNESCO-UNISA Africa Chair in Nano-sciences/Nanotechnology, iThemba LABS, South 3NPU-NCP National Centre Physics, Pakist...