2012年12月6日下午，任璐璐同学顺利通过其博士学位论文答辩，其博士论文的题目为“石墨烯纳米复合材料的制备、结构与性能研究”。毕业后任璐璐同学就职于德国汉高公司。任璐璐同学在攻读博士学位期间所发表的部分代表作如下：

1. L. L. Ren, T. X. Liu*, J. Guo, S. Z. Guo, X. Y. Wang, W. Z. Wang.A smart pH responsive graphene/polyacrylamide complex via noncovalent interaction.Nanotechnology, 2010, 21, 335701.

2. L. L. Ren, T. X. Liu*, S. Z. Guo, X. Y. Wang, W. Z. Wang.Functionalization of thermally reduced graphene by in situ atom transfer radical polymerization..J. Nanoparticle Research, 2011, 13(12), 6389-6396.

3.  L. L. Ren, S. Huang, W. Fan, T. X. Liu*.One-step preparation of hierarchical superparamagnetic iron oxide/graphene composites.Appl. Surf. Sci., 2011, 258(3), 1132-1138.

4.L. L. Ren, S. Huang, C. Zhang, R. Y. Wang, W. W. Tjiu, T. X. Liu*.Functionalization of graphene and grafting of temperature-responsive surfaces from graphene by ATRP "on water". J. Nanopart. Res., 2012, 14(6), 940-948.