Liu W, Chen H, Borthwick AGL, Han Y, Ni J. Mutual promotion mechanism for adsorption of coexisting Cr (III) and Cr (VI) onto titanate nanotubes. Chemical engineering journal. 2013;232:228-236.

Liu W, Sun W, Borthwick AGL, Ni J. Comparison on aggregation and sedimentation of titanium dioxide, titanate nanotubes and titanate nanotubes-TiO 2: Influence of pH, ionic strength and natural organic matter. Colloids and Surfaces A: Physicochemical and Engineering Aspects. 2013;434:319-328.

Niu G, Liu W, Wang T, Ni J. Absorption of Cr (VI) onto amino-modified titanate nanotubes using 2-bromoethylamine hydrobromide through S N 2 reaction. Journal of colloid and interface science. 2013;401:133-140.

Wang L, Liu W, Wang T, Ni J. Highly efficient adsorption of Cr (VI) from aqueous solutions by amino-functionalized titanate nanotubes. Chemical engineering journal. 2013;225:153-163.

Wang T, Liu W, Xu N, Ni J. Adsorption and desorption of Cd (II) onto titanate nanotubes and efficient regeneration of tubular structures. Journal of hazardous materials. 2013;250:379-386.

Liu W, Wang T, Borthwick AGL, Wang Y, Yin X, Li X, Ni J. Adsorption of Pb 2+, Cd 2+, Cu 2+ and Cr 3+ onto titanate nanotubes: Competition and effect of inorganic ions. Science of the Total Environment. 2013;456:171-180.

Wang T, Liu W, Xiong L, Xu N, Ni J. Influence of pH, ionic strength and humic acid on competitive adsorption of Pb (II), Cd (II) and Cr (III) onto titanate nanotubes. Chemical engineering journal. 2013;215:366-374.