PUBLICATIONS
Preprints
53. Holonomic protected charge qubits coupled via a superconducting resonator,
C. Zhang, G. X. Chan, X. Wang and Z.-Y. Xue,
52. Generalizable multi-parameter quantum metrology,
H. Xu, L. Wang, H. Yuan and X. Wang,
51. Nearly sweet spots in capacitively coupled singlet-triplet spin qubits under magnetic field,
G. X. Chan, J. P. Kestner and X. Wang,
50. Generic detection-based error mitigation using quantum autoencoders,
X.-M. Zhang, W. Kong, M. U. Farooq, M.-H. Yung, G. Guo and X. Wang,
49. Microwave driven geometric quantum computation on semiconductor charge qubits,
C. Zhang, T. Chen, X. Wang, and Z.-Y. Xue,
48. Quantum Monte Carlo simulations of the attractive SU(3) Hubbard model on a honeycomb lattice,
H. Xu, Z. Zhou, X. Wang, L. Wang, and Y. Wang,
2020
47. High-fidelity geometric gate for silicon-based spin qubits,
C. Zhang, T. Chen, S. Li, X. Wang, and Z.-Y. Xue,
Phys. Rev. A 101, 052302 (2020).
2019
46. Suppression of leakage for a charge quadrupole qubit in triangular geometry,
G. X. Chan, and X. Wang,
Adv. Quantum Technol. 2019, 1900072 (2019).
45. When does reinforcement learning stand out in quantum control? A comparative study on state preparation,
X.-M. Zhang, Z. Wei, R. Asad, X.-C. Yang, and X. Wang,
npj Quantum Inf. 5, 85 (2019).
44. Generalizable control for quantum parameter estimation through reinforcement learning,
H. Xu, J. Li, L. Liu, Y. Wang, H. Yuan, and X. Wang,
npj Quantum Inf. 5, 82 (2019).
43. Quantum information scrambling through a high-complexity operator mapping,
X. Li, G. Zhu, M. Han, and X. Wang,
Phys. Rev. A 100, 032309 (2019).
42. Plug-and-play approach to nonadiabatic geometric quantum computation,
B.-J. Liu, X.-K. Song, Z.-Y. Xue, X. Wang, and M.-H. Yung,
Phys. Rev. Lett. 123, 100501 (2019).
41. Minimal nonorthogonal gate decomposition for qubits with limited control,
X.-M. Zhang, J. Li, X. Wang, and M.-H. Yung,
Phys. Rev. A 99, 052339 (2019).
40. Spin-qubit noise spectroscopy from randomized benchmarking by supervised learning,
C. Zhang, and X. Wang,
Phys. Rev. A 99, 042316 (2019).
2018
39. Tunable charge qubit based on barrier-controlled triple quantum dots,
X.-C. Yang, G. X. Chan, and X. Wang,
Phys. Rev. A 98, 032334 (2018).
38. Automatic spin-chain learning to explore the quantum speed limit,
X.-M. Zhang, Z.-W. Cui, X. Wang, and M.-H. Yung,
Phys. Rev. A 97, 052333 (2018).
37. Leakage and sweet spots in triple-quantum-dot spin qubits: a molecular orbital study,
C. Zhang, X.-C. Yang, and X. Wang,
Phys. Rev. A 97, 042326 (2018).
36. Neural-network-designed pulse sequences for robust control of singlet-triplet qubits,
X.-C. Yang, M.-H. Yung, and X. Wang,
Phys. Rev. A 97, 042324 (2018).
35. On the validity of microscopic calculations of double-quantum-dot spin qubits based on Fock-Darwin states,
G. X. Chan and X. Wang,
Sci. China Phys. Mech. Astron. 61, 040313 (2018).
34. Magic angle for barrier-controlled double quantum dots,
X.-C. Yang and X. Wang,
Phys. Rev. A 97, 012304 (2018).
2017
33. Fast pulse sequences for dynamically corrected gates in singlet-triplet qubits,
R. E. Throckmorton, C. Zhang, X.-C. Yang, X. Wang, E. Barnes, and S. Das Sarma,
Phys. Rev. B 96, 195424 (2017).
32. Suppression of charge noise using barrier control of a singlet-triplet qubit,
X.-C. Yang, and X. Wang,
Phys. Rev. A 96, 012318 (2017).
31. Randomized benchmarking of barrier versus tilt control of a singlet-triplet qubit,
C. Zhang, R. E. Throckmorton, X.-C. Yang, X. Wang, E. Barnes, and S. Das Sarma,
Phys. Rev. Lett. 118, 216802 (2017).
30. Energy spectrum, exchange interaction, and gate crosstalk in a system with a pair of double quantum dots: A molecular-orbital calculation,
X.-C. Yang and X. Wang,
Phys. Rev. A 95, 052325 (2017).
2016
29. Benchmarking of dynamically corrected gates for the exchange-only spin qubit in 1/f noise environment,
C. Zhang, X.-C. Yang, and X. Wang,
Phys. Rev. A 94, 042323 (2016).
28. Fast control of semiconductor qubits beyond the rotating wave approximation,
Y. Song, J. P. Kestner, X. Wang, and S. Das Sarma,
Phys. Rev. A 94, 012321 (2016).
27. Noise filtering of composite pulses for singlet-triplet qubits,
X.-C. Yang and X. Wang,
2015
26. Improving the gate fidelity of capacitively coupled spin qubits,
X. Wang, E. Barnes, and S. Das Sarma,
npj Quantum Inf. 1, 15003 (2015).
25. Robust quantum control using smooth pulses and topological winding,
E. Barnes, X. Wang, and S. Das Sarma,
2014
24. Noise-compensating pulses for electrostatically controlled silicon spin qubits,
X. Wang, F. A. Calderon-Vargas, M. S. Rana, J. P. Kestner, E. Barnes, and S. Das Sarma,
Phys. Rev. B 90, 155306 (2014).
23. Ferromagnetic response of a "high-temperature" quantum antiferromagnet,
X. Wang, R. Sensarma, and S. Das Sarma,
Phys. Rev. B 89, 121118(R) (2014).
22. Robust two-qubit gates for exchange-coupled qubits,
F. Setiawan, H.-Y. Hui, J. P. Kestner, X. Wang, and S. Das Sarma,
Phys. Rev. B 89, 085314 (2014).
21. Robust quantum gates for singlet-triplet spin qubits using composite pulses,
X. Wang, L. S. Bishop, E. Barnes, J. P. Kestner, and S. Das Sarma,
Phys. Rev. A 89, 022310 (2014).
2013
20. Dynamically corrected gates for an exchange-only qubit,
G. T. Hickman, X. Wang, J. P. Kestner, and S. Das Sarma,
Phys. Rev. B 88, 161303(R) (2013).
19. Noise-resistant control for a spin qubit array,
J. P. Kestner, X. Wang, L. S. Bishop, E. Barnes, and S. Das Sarma,
Phys. Rev. Lett. 110, 140502 (2013).
2012
18. Composite pulses for robust universal control of singlet-triplet qubits,
X. Wang, L. S. Bishop, J. P. Kestner, E. Barnes, K. Sun, and S. Das Sarma,
17. Covalency, double-counting and the metal-insulator phase diagram in transition metal oxides,
X. Wang, M. J. Han, L. de' Medici, H. Park, C. A. Marianetti, and A. J. Millis,
Phys. Rev. B 86, 195136 (2012).
2011
16. Mott-insulating phases and magnetism of fermions in a double-well optical lattice,
X. Wang, Q. Zhou, and S. Das Sarma,
Phys. Rev. A 84, 061603(R) (2011).
15. Dynamical mean field theory of nickelate superlattices,
M. J. Han, X. Wang, C. A. Marianetti, and A. J. Millis,
Phys. Rev. Lett. 107, 206804 (2011).
14. Quantum theory of the charge stability diagram of semiconductor double quantum dot systems,
X. Wang, S. Yang, and S. Das Sarma,
Phys. Rev. B 84, 115301 (2011).
13. High-frequency asymptotic behavior of self-energies in quantum impurity models,
X. Wang, H. T. Dang, and A. J. Millis,
Phys. Rev. B 84, 073104 (2011).
12. d3z2-r2 orbital in high-Tc cuprates: Excitonic spectrum, metal-insulator phase diagram, optical conductivity, and orbital character of doped holes,
X. Wang, H. T. Dang, and A. J. Millis,
Phys. Rev. B 84, 014530 (2011).
11. Hubbard model description of silicon spin qubits: Charge stability diagram and tunnel coupling in Si double quantum dots,
S. Das Sarma, X. Wang, and S. Yang,
Phys. Rev. B 83, 235314(2011).
10. Diagrammatic quantum Monte Carlo solution of the two-dimensional cooperon-fermion model,
K.-Y. Yang, E. Kozik, X. Wang, and M. Troyer,
Phys. Rev. B 83, 214516(2011).
9. Generic Hubbard model description of semiconductor quantum-dot spin qubits,
S. Yang, X. Wang, and S. Das Sarma,
Phys. Rev. B 83, 161301(R) (2011). (Editors' suggestion)
8. Role of oxygen-oxygen hopping in the three-band copper-oxide model: Quasi-particle weight, metal insulator and magnetic phase boundaries, gap values,and optical conductivity,
X. Wang, L. de' Medici, and A. J. Millis,
Phys. Rev. B 83, 094501(2011).
2010
7. Theory of oxygen K edge x-ray absorption spectra of cuprates,
X. Wang, L. de' Medici, and A. J. Millis,
Phys. Rev. B 81, 094522(2010).
6. Quantum criticality and non-Fermi-liquid behavior in a two-level two-lead quantum dot,
X. Wang and A. J. Millis,
Phys. Rev. B 81, 045106 (2010).
2009
5. Correlation strength, gaps, and particle-hole asymmetry in high-Tc cuprates: A dynamical mean field study of the three-band copper-oxide model,
L. de' Medici, X. Wang, M. Capone, and A. J. Millis,
Phys. Rev. B 80, 054501(2009).
4. Antiferromagnetism and the gap of a Mott insulator: Results from analytic continuation of the self-energy,
X. Wang, E. Gull, L. de' Medici, M. Capone, and A. J. Millis,
Phys. Rev. B 80, 045101(2009). (Editors' suggestion)
2008
3. Local order and the gapped phase of the Hubbard model: a plaquette dynamical mean field investigation,
E. Gull, P. Werner, X. Wang, M. Troyer, and A. J. Millis,
Europhys. Lett. 84, 37009 (2008).
2. Electronic correlation in nanoscale junctions: Comparison of the GW approximation to a numerically exact solution of the single-impurity Anderson model,
X. Wang, C. D. Spataru, M. S. Hybertsen, and A. J. Millis,
Phys. Rev. B 77, 045119 (2008).
2004
1. Additive temporal coloured noise induced Eckhaus instability in complex Ginzburg-Landau equation system,
X. Wang, X. Tian, H.-L. Wang, Q. Ouyang, and H. Li,
Chin. Phys. Lett. 21, 2365 (2004).