Journal of Mathematics, Physics and Mechanics

Professor Shiqing Zhang is a Professor of Mathematics at Sichuan University, China. He received his B.S. and Master’s degrees from Chongqing University in 1985 and 1987, respectively, and obtained his Ph.D. from Nankai University in 1991. Before joining Sichuan University, he held academic positions at Chongqing University and Yangzhou University, progressing from Assistant Professor to Professor. He has been a Professor of Mathematics at Sichuan University since 2005.

Professor Zhang’s research interests include nonlinear functional analysis, celestial mechanics, differential equations, and mathematical physics. His research has been supported by multiple grants from the National Natural Science Foundation of China and other institutions. He has published extensively in international peer-reviewed mathematical journals, with research contributions covering nonlinear analysis, Hamiltonian systems, differential equations, variational methods, and N-body problems.

• Nonlinear Functional Analysis
• Celestial Mechanics
• Differential Equations
• Mathematical Physics
• Hamiltonian Systems
• Variational Methods

• Conducts research in Nonlinear Functional Analysis.
• Conducts research in Celestial Mechanics.
• Works on Differential Equations and Mathematical Physics.
• Has received multiple research grants from the National Natural Science Foundation of China (NSFC).
• Has undertaken research projects spanning 1996–2029.
• Has published extensively in international peer-reviewed mathematical journals.
• Research covers Hamiltonian systems, variational methods, nonlinear equations, and N-body problems.
• Has contributed research to areas including mathematical analysis and dynamical systems.
• Received the Distinguished Young Teacher honour from Chongqing University.

1. Normalized solutions to Kirchhoff-Boussinesq equation with exponential critical growth and potentials competition in R⁴
2. The existence and stability of viscosity solutions to perturbed contact Hamilton-Jacobi equations
3. Existence and asymptotic behavior of solutions for fractional p-Laplacian Kirchhoff type problems
4. Functional Analysis and Applications
5. Stability of nonlinear evolutionary systems driven by set-valued mixed variational inequalities
6. A characterization of a special planar 5-body central configuration with a trapezoidal convex hull
7. Two modified inertial algorithms for a class of split common null point problems with demi-contractive mapping
8. On the Bregman-proximal iterative algorithm for the monotone inclusion problem in Banach spaces
9. Stacked central configurations with a homogeneous potential in R³
10. A note on Cauchy-Lipschitz-Picard theorem
11. Saari's Conjecture for Elliptical Motions and Minimizing Solutions of the N-Body Problem
12. New Periodic Solutions for Newtonian n-Body Problems with Dihedral Group Symmetry and Topological Constraints
13. Homoclinic Orbits at Infinity for Second-Order Hamiltonian Systems with Fixed Energy
14. Variational minimizing parabolic orbits for 2-fixed center problems
15. New existence of hyperbolic orbits for a class of singular Hamiltonian systems
16. Nonplanar periodic solutions for spatial restricted 3-body and 4-body problems
17. Central configurations formed by two twisted regular polygons
18. New periodic solutions of singular Hamiltonian systems with fixed energies
19. Planar symmetric concave central configurations in Newtonian four-body problems
20. A New Extension of Serrin's Lower Semicontinuity Theorem
21. The Characterization of the Variational Minimizers for Spatial Restricted N+1-Body Problems
22. New periodic solutions for a class of singular Hamiltonian systems
23. New Periodic Solutions for Planar Five-Body and Seven-Body Problems
24. Twisted angles for central configurations formed by two twisted regular polygons
25. Variational minimizing parabolic and hyperbolic orbits for the restricted 3-body problems
26. New periodic solutions for planar N+2-body problems
27. Rose solutions with three petals for planar 4-body problems
28. New Periodic Solutions for the Circular Restricted 3-Body and 4-Body Problems
29. Periodic solutions for planar four-body problems
30. Periodic solutions for some second order Hamiltonian systems
31. New periodic solutions for 2n-body problems in R-3
32. A minimizing property of Eulerian solutions
33. Pyramidal Central Configurations and Perverse Solutions
34. New periodic solution for planar 8-body problems
35. New periodic solutions for 3-body problems
36. Nonplanar and noncollision periodic solutions for N-body problems
37. Periodic solutions for planar 2N-body problems
38. Central configurations consist of two layer twisted regular polygons
39. Nested regular polygon solutions for planar 2N-body problems
40. Variational methods for the choreography solution to the three-body problem
41. Two layer nested regular polygon central configurations in R-3
42. A minimizing property of Lagrangian solutions
43. Double pyramidal central configurations
44. Geometric characterization for the least Lagrangian action of n-body problems
45. A noncollision periodic solution for N-body problems
46. Nested regular polygon solutions of 2N-body problem
47. Sundman's inequalities in N-body problems and their applications
48. Geometric characterizations for variational minimization solutions of the 3-body problem
49. A simpler proof of regular polygon solutions of the N-body problem
50. Symmetrically homoclinic orbits for symmetric Hamiltonian systems