Publications

• C.W. Niu, G.F. Xu, L.J. Liu, L. Kang, D.M. Tong, L.C. Kwek. (2010). Separable states and geometric phases of an interacting two-spin system. Phys. Rev. A 81 012116
• D.M. Tong, X. Yi, X.J. Fan, L.C. Kwek, C.H. Oh. (2008). Examination of the adiabatic approximation in open systems. Phys. Lett. A 372 2364
• D.M. Tong, K. Singh, L.C. Kwek, C.H. Oh. (2007). Sufficiency Criterion for the Validity of the Adiabatic Approximation. Phys. Rev. Lett. 150402
• X. Yi, D.M. Tong, L.C. Kwek, C.H. Oh. (2007). Adiabatic approximation in open systems: an alternative approach . J. Phys. B: At. Mol. Opt. Phys. 40 281-291
• X. Yi, D.M. Tong, L.C. Wang, L.C. Kwek, C.H. Oh. (2006). Geometric phase in open systems: Beyond the Markov approximation and weak-coupling limit . Phys. Rev. A 73 052103
• D.M. Tong, K. Singh, L.C. Kwek, C.H. Oh. (2005). Quantitative conditions do not guarantee the validity of the adiabatic approximation. Phys. Rev. Lett. 110407
• D.M. Tong, L.C. Kwek, C.H. Oh, J L Chen, L Ma. (2004). Operator-sum representation of time-dependent density operators . Phys. Rev. A 054102
• D.M. Tong, E. Sjoqvist, S. Filipp, L.C. Kwek, C.H. Oh. (2004). Kinematic approach to off-diagonal geometric phases of nondegenerate and degenerate mixed . Phys. Rev. Lett. 080405
• C.F. Wu, J. L. Chen, D.M. Tong, L.C. Kwek, C.H. Oh. (2004). Quantum nonlocality of Heisenberg XX model with site-dependent coupling strength. J. Phys. A: Math. Gen. 37 11475
• K. Singh, D.M. Tong, K. Basu, J L Chen, J F Du. (2003). Geometric phase for non-degenerate and degenerate mixed states. Phys. Rev. A 032106
• D.M. Tong, E. Sjoqvist, L.C. Kwek, C.H. Oh, M. Ericsson. (2003). Relation between the geometric phases of the entangled biparticle system and their subsystems. Phys. Rev. A 022106
• D.M. Tong, J L Chen, L.C. Kwek, C.H. Lai, C.H. Lai, C.H. Oh. (2003). General formalism of Hamiltonians for realizing a prescribed evolution of a qubit . Phys. Rev. A 062307