Comparison of the killing effects between nitrogen-doped and pure TiO2 on HeLa cells with visible light irradiation
1 Key Laboratory of Micro and Nano Photonic Structures (Ministry of Education), Department of Optical Science and Engineering, Shanghai Ultra-Precision Optical Manufacturing Engineering Center, Fudan University, 220 Handan Road, 200433, Shanghai, China
2 State Key Laboratory of Surface Physics, Department of Physics, Fudan University, 220 Handan Road, 200433, Shanghai, China
Nanoscale Research Letters 2013, 8:96 doi:10.1186/1556-276X-8-96Published: 22 February 2013
Additional file 1: Figure S1:
Absorbance spectra of TiO2 and N-TiO2 nanoparticles. Description: A shoulder was observed at the edge of the absorption spectra, which extended the absorption of N-TiO2 from 380 nm to 550 nm.
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