W. W. Cheng

Entanglement control in one-dimensional $s=1/2$ random XY spin chain (2008)

Shan, C. J., Cheng, W. W., Liu, T. K., Huang, Y. X., Li, H.

The entanglement in one-dimensional random XY spin systems where the impurities of exchange couplings and the external magnetic fields are considered as random variables is investigated by solving...

The entanglement in one-dimensional random XY spin chain with Dzyaloshinskii-Moriya interaction (2008)

Shan, C. J., Cheng, W. W., Liu, T. K., Huang, Y. X., Li, H.

The impurities of exchange couplings, external magnetic fields and Dzyaloshinskii--Moriya (DM) interaction considered as Gaussian distribution, the entanglement in one-dimensional random $XY$ spin...

Entanglement and quantum phase transition in alternating XY spin chain with next-nearest neighbour interactions (2008)

Shan, C. J., Cheng, W. W., Liu, T. K., Huang, Y. X., Li, H.

By using the method of density-matrix renormalization-group to solve the different spin-spin correlation functions, the nearest-neighbouring entanglement(NNE) and next-nearest-neighbouring...

Entanglement dynamics of two-qubit system in different types of noisy channels (2008)

Shan, C. J., Liu, J. B., Cheng, W. W., Liu, T. K., Huang, Y. X., Li, H.

In this paper, we study entanglement dynamics of a two-qubit extended Werner-like state locally interacting with independent noisy channels, i.e., amplitude damping, phase damping and depolarizing...

Entanglement dynamics and Bell Violations of two atoms in Tavis-Cummings model with phase decoherence (2008)

Shan, C. J., Cheng, W. W., Liu, T. K., Guo, D. J., Xia, Y. J.

Considering the dipole-dipole coupling intensity between two atoms and the field in the Fock state, the entanglement dynamics between two atoms that are initially entangled in the system of two...