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gr-qc2021
Multipole moment and singular source in Newtonian gravity and in Einstein gravity
Yu-Zhu Chen, Yu-Jie Chen, Shi-Lin Li +1
The multipole moments are defined as the multipole expansion coefficients of the gravitational field at infinity. In Newtonian gravity, the multipole moments are determined by the…
math-ph2021★ 1 cited
Converting Lattices into Networks: The Heisenberg Model and Its Generalizations with Long-Range Interactions
Chi-Chun Zhou, Yao Shen, Yu-Zhu Chen +1
In this paper, we convert the lattice configurations into networks with different modes of links and consider models on networks with arbitrary numbers of interacting particle-pair…