Publications

Preprints

• [1] X. Mao, D. Wang, W. Chen, and L. Qiu, Diversity and interaction quality of a heterogeneous multi-agent system applied to a synchronization problem, 2025, under review in IEEE TAC.

Journals

• [1] D. Wang, W. Chen, and L. Qiu, Synchronization of diverse agents via phase analysis, Automatica, 2024, (Regular paper). [Link]
• [2] D. Wang, W. Chen, and L. Qiu, The first five years of a phase theory for complex systems and networks, IEEE/CAA Journal of Automatica Sinica, 2024. [Link]
• [3] D. Wang, X. Mao, W. Chen, and L. Qiu, On the phases of a semi-sectorial matrix and the essential phase of a Laplacian, Linear Algebra and its Applications, 2023. [Link]
• [4] D. Wang, W. Chen, S. Z. Khong, and L. Qiu, On the phases of a complex matrix, Linear Algebra and its Applications, 2020. [Link]
• [5] L. Huang, D. Wang (co-first), X. Wang, H. Xin, P. Ju, K. H. Johansson, and F. Dörfler, Gain and phase: decentralized stability conditions for power electronics-dominated power systems, IEEE Transactions on Power Systems, 2024. [Link]
• [6] F. Chen, S. Z. Khong, L. Harnefors, X. Wang, D. Wang, H. Sandberg, L. Zhao, M. Routimo, J. Kukkola, K. C. Sou, and K. H. Johansson, An extended frequency-domain passivity theory for MIMO dynamics specifications of voltage-source inverters, IEEE Transactions on Power Electronics, 2025. [Link]
• [7] W. Chen, D. Wang, S. Z. Khong, and L. Qiu, A phase theory of multi-input multi-output linear time-invariant systems, SIAM Journal on Control and Optimization, 2024. [Link]
• [8] F. Chen, X. Wang, L. Harnefors, S. Z. Khong, D. Wang, L. Zhao, K. C. Sou, M. Routimo, J. Kukkola, H. Sandberg, and K. H. Johansson, Limitations of using passivity index to analyze grid-inverter interactions, IEEE Transactions on Power Electronics, 2024. [Link]
• [9] W. Chen, D. Wang, J. Liu, Y. Chen, S. Z. Khong, T. Başar, K. H. Johansson, and L. Qiu, On spectral properties of signed Laplacians with connections to eventual positivity, IEEE Transactions on Automatic Control, 2021, (Full paper). [Link]
• [10] L. Qiu, W. Chen, and D. Wang, New phase of phase, Journal of Systems Science and Complexity, 2021. [Link]
• [11] X. Mao, L. Qiu, A. Ringh, and D. Wang, Some counterexamples related to sectorial matrices and matrix phases, Examples and Counterexamples, 2021. [Link]

Conferences

• [1] X. Mao, D. Wang, W. Chen, and L. Qiu, Robust output synchronization of discrete-time linear-time-invariant multi-agent systems using phase tool, European Control Conference, 2024. [Link]
• [2] D. Wang, W. Chen, and K. H. Johansson, Phase of multivariable systems: a revisit via H2^T-dissipativity, IEEE Conference on Decision and Control, 2023. [Link]
• [3] X. Yang, D. Wang, and W. Chen, On a small phase theorem with necessity over phase bounded nonlinear uncertainties, IFAC World Congress, 2023. [Link]
• [4] X. Mao, D. Wang, W. Chen, and L. Qiu, Output synchronization of discrete-time heterogeneous network, Asian Control Conference, 2022. [Link]
• [5] D. Wang, W. Chen, and L. Qiu, Synchronization of heterogeneous dynamical networks via phase analysis, IFAC World Congress, 2020. [Link]
• [6] D. Wang, J. Liu, P. E. Pare, W. Chen, L. Qiu, C. L. Beck, and T. Başar, Controlling a networked SIS model via a single input over undirected graphs, IFAC World Congress, 2020. [Link]
• [7] W. Chen, D. Wang, S. Z. Khong, and L. Qiu, Phase analysis of MIMO LTI systems, IEEE Conference on Decision and Control, 2019. [Link]
• [8] D. Wang, W. Chen, S. Z. Khong, J. Liu, T. Başar, and L. Qiu, A dynamical network framework with application to stability of power networks, IEEE Conference on Decision and Control, 2017. [Link]
• [9] W. Chen, D. Wang, J. Liu, T. Başar, and L. Qiu, On spectral properties of signed Laplacians for undirected graphs, IEEE Conference on Decision and Control, 2017. [Link]
• [10] J. Liu, D. Wang, W. Chen, and T. Başar, Modulus consensus over time-varying digraphs, American Control Conference, 2017. [Link]
• [11] D. Wang, W. Chen, and L. Qiu, Multi-leader selection in complex networks, IEEE Conference on Decision and Control, 2016. [Link]
• [12] W. Chen, J. Liu, Y. Chen, S. Z. Khong, D. Wang, T. Başar, L. Qiu, and K. H. Johansson, Characterizing the positive semidefiniteness of weighted Laplacians via generalized effective resistances, IEEE Conference on Decision and Control, 2016. [Link]
• [13] W. Chen, D. Wang, J. Liu, T. Başar, K. H. Johansson, and L. Qiu, On semidefiniteness of signed Laplacians with application to microgrids, IFAC Workshop on Distributed Estimation and Control in Networked Systems, 2016. [Link]