Adsorption kinetics of methyl orange in solution onto activated carbon/PAN fibers;

Photocatalytic decolorization of methyl orange solution with phosphotungstic acid loaded on ceria;

Photocatalytic performance of hydrolyzated zinc nano-structures to decompose methyl orange;

The photodegradation of methylic orange under UV light irradiation in aforementioned photocatalyst were studied.

The amount of CdS compounded in TiO 2, number of films and heating treatment system effect on methylic orange photocatalytic decompositionare studied by spectrophotometer and TP 77 laser elliptical polarization meter.

In it, methylic orange is more difficult to removed.

Preparation of TiO_2/SiO_2 and photo-catalytic degradation of methyl-orange;

Preliminary study on processing methyl-orange in the water with sulfate radical anion method;

Using nanocomposite materials as photocatalysis,the degradation rate of the methyl-orange in different condition were studied by UV.

The production of active chlorine and its effect on the degradation of methylorange simulated waste water using RuOx-PdO/Ti anode and reticulated titanium slice cathode were investigated.

The degradation of methylorange in S_2O~ 2- _8+Ag~+ system was studied with the measurements of ultraviolet spectrometry, total organic carbon (TOC), and high performance liquid chromatography-mass spectrometry.

The effects of initial concentration of methylorange,pH value of solution, concentration of Cl~- and aerating oxygen or not on photocatalytic degradation rate of methylorange were investigated with anatase TiO_2 as catalyst under normal daylight lamp.