Johann Ostmeyer

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20182026

most citedThe Semimetal-Mott Insulator Quantum Phase Transition of the Hubbard Model on the Honeycomb Lattice

50 citations · 344 across the 40 of their papers we have counts for

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Showing 2026 · physics.comp-phShow all

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physics.comp-ph2026

Stable and Efficient Algorithms for the Fermion Determinant

Johann Ostmeyer

Some algorithms for the numerically exact treatment of fermion determinants are summarised. This is not supposed to be a review, rather a concise handbook. The audience is expected…

physics.comp-ph2026

Stable Determinant Monte Carlo Simulations at Large Inverse Temperature $β$

Thomas Luu, Johann Ostmeyer, Petar Sinilkov +1

At low temperatures $T$ where $1/ T = β ≫ 1$ the naïve implementation of determinant quantum Monte Carlo (DQMC) methods suffers from loss of precision and numerical instabilities when…

Stable and Efficient Algorithms for the Fermion Determinant

Stable Determinant Monte Carlo Simulations at Large Inverse Temperature β

Stable Determinant Monte Carlo Simulations at Large Inverse Temperature $β$