collaborators

5 papers

hep-lat2026

Analyzing the two-dimensional doped Hubbard model with the Worldvolume HMC method

Masafumi Fukuma, Yusuke Namekawa

We apply the Worldvolume Hybrid Monte Carlo (WV-HMC) method [arXiv:2012.08468] to the two-dimensional Hubbard model, which is known to suffer from a severe sign problem when the sy…

cond-mat.str-el2026

Enhancing the ergodicity of Worldvolume HMC via embedding generalized thimble HMC

Masafumi Fukuma, Yusuke Namekawa

The Worldvolume Hybrid Monte Carlo (WV-HMC) method [arXiv:2012.08468] is an efficient and versatile algorithm that mitigates the sign problem while resolving the ergodicity issues…

cond-mat.str-el2026

Applying the Worldvolume Hybrid Monte Carlo method to the Hubbard model away from half filling

Masafumi Fukuma, Yusuke Namekawa

The Worldvolume Hybrid Monte Carlo (WV-HMC) method [arXiv:2012.08468] is an efficient algorithm for addressing the numerical sign problem at moderate computational cost. It mitigat…

hep-lat2026

Applying the Worldvolume Hybrid Monte Carlo method to lattice gauge theories

Masafumi Fukuma

The numerical sign problem remains one of the central challenges in computational physics. The Worldvolume Hybrid Monte Carlo (WV-HMC) method has recently been proposed as a reliab…

hep-lat2026

Worldvolume Hybrid Monte Carlo algorithm for group manifolds

Masafumi Fukuma

The Worldvolume Hybrid Monte Carlo (WV-HMC) method [arXiv:2012.08468] is a reliable and versatile algorithm for addressing the numerical sign problem. It resolves the ergodicity is…