Genqi Xu received his Ph.D. degree in Operational Research and Cybernetics from the Chinese University Academy of Mathematics and Systems Science in 2000.
From 1983 to 2003, he worked in the Department of Mathematics, Shanxi University, China, where he was an associate professor (1993–1996) and then professor (1996–2003). Since 2003, he has been a full professor in the Department of Mathematics, Tianjin University. His research interests include Distributed Parameter System Control, Spectrum of Linear Operator and Theory of Infinite-Dimensional Linear Systems.

• Spectral theory of Linear Operators
• Semigroup of bounded Linear Operators
• Control of Distributed Parameter Systems
• System Reliability

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• Xu, Gen-Qi; Yung, Siu Pang Stabilization of Timoshenko beam by means of pointwise controls. ESAIM Control Optim. Calc. Var. 9 (2003), 579–600..2019
• Xu, Gen-Qi; Guo, Bao-Zhu Riesz basis property of evolution equations in Hilbert spaces and application to a coupled string equation. SIAM J. Control Optim. 42 (2003), no. 3, 966–984. .2019
• Wang, Jun-min; Xu, Gen-qi; Yung, Siu-Pang Exponential stability of variable coefficients Rayleigh beams under boundary feedback controls: a Riesz basis approach. Systems Control Lett. 51 (2004), no. 1, 33–50..2019
• Guo, Bao-Zhu; Xu, Gen-Qi Riesz bases and exact controllability of C 0 -groups with one-dimensional input operators. Systems Control Lett. 52 (2004), no. 3-4, 221–232..2019
• Xu, Gen Qi; Yung, Siu Pang The expansion of a semigroup and a Riesz basis criterion. J. Differential Equations 210 (2005), no. 1, 1–24. .2019
• Wang, Jun-min; Xu, Gen-Qi; Yung, Siu-Pang Riesz basis property, exponential stability of variable coefficient Euler-Bernoulli beams with indefinite damping. IMA J. Appl. Math. 70 (2005), no. 3, 459–477. .2019
• Wang, Jun-Min; Xu, Gen-Qi; Yung, Siu-Pang Exponential stabilization of laminated beams with structural damping and boundary feedback controls. SIAM J. Control Optim. 44 (2005), no. 5, 1575–1597. .2019
• Guo, Bao-Zhu; Xu, Gen-Qi Expansion of solution in terms of generalized eigenfunctions for a hyperbolic system with static boundary condition. J. Funct. Anal. 231 (2006), no. 2, 245–268..2019
• Xu, Gen Qi; Yung, Siu Pang; Li, Leong Kwan Stabilization of wave systems with input delay in the boundary control. ESAIM Control Optim. Calc. Var. 12 (2006), no. 4, 770–785..2019
• Xu, Gen Qi Stabilization of string system with linear boundary feedback. Nonlinear Anal. Hybrid Syst. 1 (2007), no. 3, 383–397. .2019
• Xu, Gen Qi; Liu, Chao; Yung, Siu Pang Necessary conditions for the exact observability of systems on Hilbert spaces. Systems Control Lett. 57 (2008), no. 3, 222–227. .2019
• Xu, Gen Qi; Liu, Dong Yi; Liu, Yan Qing Abstract second order hyperbolic system and applications to controlled network of strings. SIAM J. Control Optim. 47 (2008), no. 4, 1762–1784..2019
• Xu, Gen Qi; Mastorakis, Nikos E. Spectrum of an operator arising elastic system with local K-V damping. ZAMM Z. Angew. Math. Mech. 88 (2008), no. 6, 483–496..2019
• Xu, Gen Qi; Shang, Ying Feng Characteristic of left invertible semigroups and admissibility of observation operators. Systems Control Lett. 58 (2009), no. 8, 561–566..2019
• Shang, Ying Feng; Xu, Gen Qi Stabilization of an Euler-Bernoulli beam with input delay in the boundary control. Systems Control Lett. 61 (2012), no. 11, 1069–1078..2019
• Yuan, Wenzhi; Guo, Lina; Xu, Genqi Optimal repair strategies for a two-unit deteriorating standby system. Appl. Math. Comput. 227 (2014), 102–111..2019
• Zong, Chun; Xu, Gen Qi Observability and controllability analysis of blood flow network. Math. Control Relat. Fields 4 (2014), no. 4, 521–554..2019
• Han, Zhong-Jie; Xu, Gen-Qi Spectral analysis and stability of thermoelastic Bresse system with second sound and boundary viscoelastic damping. Math. Methods Appl. Sci. 38 (2015), no. 1, 94–112..2019
• Wang, Jing; Han, Zhong-Jie; Xu, Gen-Qi Energy decay rate of transmission problem between thermoelasticity of type I and type II. Z. Angew. Math. Phys. 68 (2017), no. 3, Art. 65.2019
• Xu, Gen Qi, Exponential stabilization of conservation systems with interior disturbance. J. Math. Anal. Appl. 436 (2016), no. 2, 764–781..2019
• Han, Zhong-Jie; Xu, Gen-Qi Spectrum and stability analysis for a transmission problem in thermoelasticity with a concentrated mass. Z. Angew. Math. Phys. 66 (2015), no. 4, 1717–1736..2019
• Zhang, Yaxuan; Xu, Genqi Controller design for bush-type 1-D wave networks. ESAIM Control Optim. Calc. Var. 18 (2012), no. 1, 208–228..2019
• Xu, Genqi; Feng, Xiaoyu; Kwok, Ki Lung The exponential stability region of Timoshenko beam with interior delays and boundary damping. Internat. J. Control 90 (2017), no. 8, 1529–1542. .2019