A Finite-Volume Scheme for the Continuum Extrapolation of Lattice Step-Scaling in (2+1)D Hamiltonian U(1) Gauge Theory Alessio Negro, Emil Otis Rosanowski, Lena Funcke, Timo Jakobs, Karl Jansen, Paul Ludwig, Carsten Urbach Jun 1, 2026 Preprint PDF Lena Funcke Junior Professor of Theoretical Physics Carsten Urbach Professor of Theoretical Physics My research focuses on Computational Physics, and in particular Lattice QCD, Lattice Field Theories, algorithm development and statistical data analysis. This naturally includes high performance computing.