Effective synthesis of nanoscale anatase TiO2 single crystals using activated carbon template to enhance the photodegradation of crystal violet

2019 ◽  
Vol 33 (3) ◽  
pp. e4664 ◽  
Author(s):  
Zhenzhen Gao ◽  
Zhansheng Wu ◽  
Xiaoqing Chen ◽  
Xia Yang







2019 ◽  
Vol 100 (24) ◽  
Author(s):  
T. C. Rossi ◽  
D. Grolimund ◽  
M. Nachtegaal ◽  
O. Cannelli ◽  
G. F. Mancini ◽  
...  




2016 ◽  
Vol 42 (6) ◽  
pp. 5975-5981 ◽  
Author(s):  
Fenglei Cao ◽  
Yali Li ◽  
Chao Tang ◽  
Xufang Qian ◽  
Zhenfeng Bian




2013 ◽  
Vol 67 (4) ◽  
pp. 737-744 ◽  
Author(s):  
J. X. Zhang ◽  
L. L. Ou

The adsorption of crystal violet dye from aqueous solutions onto an activated carbon prepared from peanut shells was analyzed in this study. The effects of particle size, initial concentration, time and temperature on crystal violet removal were studied in batch experiments. Experimental results showed that the adsorption equilibrium was achieved within 100 min for all studied concentrations. Analysis of adsorption results showed that the adsorption isotherms could be well fitted to the Langmuir model. Kinetic parameters, rate constants, equilibrium adsorption capacities and related correlation coefficients for pseudo first-order and second-order kinetic models were calculated and discussed. The results revealed that the adsorption kinetics was in good agreement with the pseudo second-order equation. Thermodynamic parameters such as the change of Gibbs free energy (ΔG°), change of enthalpy (ΔH°) and change of entropy (ΔS°) have also been determined and it has been found that the adsorption process should be spontaneous, endothermic and physisorption in nature.



2017 ◽  
Vol 8 (1) ◽  
Author(s):  
E. Baldini ◽  
L. Chiodo ◽  
A. Dominguez ◽  
M. Palummo ◽  
S. Moser ◽  
...  
Keyword(s):  


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