Cao Gang, Li Hai-Ou, Tu Tao, Zhou Cheng, Hao Xiao-Jie, Guo Guang-Can, Guo Guo-Ping,
Electron States in Parallel Double Quantum Dots with a Tunable Inter-Dot Coupling, Chinese Physics Letters 26, 097302 (2009). [Link]

Guo-Ping Guo, Zhi-Rong Lin, Xiao-Peng Li, Tao Tu, Guang-Can Guo,
Quantum computation with graphene nanoribbon, New J. Phys. 11, 123005 (2009). [Link] [arXiv:0808.1618]

Fei-Yun Zhu, Tao Tu, Lin-Jun Wang, Guang-Can Guo, Guo-Ping Guo,
Dephasing of two electron states in a double quantum-dot system irradiated by a microwave field with a nearby Quantum Point Contact, Chinese Physics Letters 26 050301 (2009). [Link] [arXiv:0808.0550]

Xiao-Jie Hao, Tao Tu, Yong-Jie Zhao, Guang-Can Guo, H.W.Jiang, Guo-Ping Guo,
Numerical studies of quantum Hall ferromagnetism in two subband systems, J. Phys.: Condens. Matter. 21 455802 (2009). [Link] [arXiv:0807.0297]