3 papers
hep-lat2025
Modified Lüscher zeta-function and the modified effective range expansion in the presence of a long-range force
Rishabh Bubna, Hans-Werner Hammer, Bai-Long Hoid +3
An efficient numerical algoritm is proposed for the calculation of the modified Lüscher zeta-function in the presence of a long-range force. Using the formalism developed in Ref.~\…
hep-ph2025
Machine Learning Unveils the Power Law of Finite-Volume Energy Shifts
Wei-Jie Zhang, Zhenyu Zhang, Jifeng Hu +3
Finite-volume extrapolation is an important step for extracting physical observables from lattice calculations. However, it is a significant challenge for the system with long-rang…
hep-lat2024
Lattice spectra of three-body system with Lorentz covariant kinematic
Qi-Chao Xiao, Jin-Yi Pang, Jia-Jun Wu
The system has gain increasing attention in recent research due to its potential to contain a three-hadron bound state. This article utilizes an extension of the Non-Relativi…