Entanglement-interference complementarity and experimental demonstration in a superconducting circuit

  1. Xin-Jie Huang,
  2. Pei-Rong Han,
  3. Wen Ning,
  4. Shou-Ban Yang,
  5. Xin Zhu,
  6. Jia-Hao Lü,
  7. Ri-Hua Zheng,
  8. Hekang Li,
  9. Zhen-Biao Yang,
  10. Qi-Cheng Wu,
  11. Kai Xu,
  12. Chui-Ping Yang,
  13. Dongning Zheng,
  14. Heng Fan,
  15. and Shi-Biao Zheng
Quantum entanglement between an interfering particle and a detector for acquiring the which-path information plays a central role for enforcing Bohr’s complementary principle,

Demonstration of dynamical control of three-level open systems with a superconducting qutrit

  1. Ri-Hua Zheng,
  2. Wen Ning,
  3. Zhen-Biao Yang,
  4. Yan Xia,
  5. and Shi-Biao Zheng
We propose a method for the dynamical control in three-level open systems and realize it in the experiment with a superconducting qutrit. Our work demonstrates that in the Markovian

Demonstration of a non-Abelian geometric controlled-Not gate in a superconducting circuit

  1. Kai Xu,
  2. Wen Ning,
  3. Xin-Jie Huang,
  4. Pei-Rong Han,
  5. Hekang Li,
  6. Zhen-Biao Yang,
  7. Dongning Zheng,
  8. Heng Fan,
  9. and Shi-Biao Zheng
Holonomies, arising from non-Abelian geometric transformations of quantum states in Hilbert space, offer a promising way for quantum computation. The non-community of these holonomies

Deterministic entanglement swapping in a superconducting circuit

  1. Wen Ning,
  2. Xin-Jie Huang,
  3. Pei-Rong Han,
  4. Hekang Li,
  5. Hui Deng,
  6. Zhen-Biao Yang,
  7. Zhi-Rong Zhong,
  8. Yan Xia,
  9. Kai Xu,
  10. Dongning Zheng,
  11. and Shi-Biao Zheng
Entanglement swapping allows two particles that have never been coupled directly or indirectly to be nonlocally correlated. Besides fundamental interest, this procedure has applications

Resonator-Assisted Quantum Bath Engineering of a Flux Qubit

  1. Xian-Peng Zhang,
  2. Li-Tuo Shen,
  3. Zhang-Qi Yin,
  4. Huai-Zhi Wu,
  5. and Zhen-Biao Yang
We demonstrate quantum bath engineering for preparation of any orbital state with controllable phase factor of a superconducting flux qubit assisted by a microwave coplanar waveguide