Towards a Parallel Multilevel Preconditioned Maxwell Eigensolver. - Peter Arbenz; Martin Becka; Roman Geus; Ulrich Hetmaniuk (PARA, 2004)

Basis selection in LOBPCG. - Ulrich Hetmaniuk; Richard B. Lehoucq (J. Comput. Phys., 2006)

On a parallel multilevel preconditioned Maxwell eigensolver. - Peter Arbenz; Martin Becka; Roman Geus; Ulrich Hetmaniuk; Tiziano Mengotti (Parallel Comput., 2006)

Uniform accuracy of eigenpairs from a shift-invert Lanczos method. - Ulrich Hetmaniuk; Richard B. Lehoucq (SIAM J. Matrix Anal. Appl., 2006)

A Rayleigh quotient minimization algorithm based on algebraic multigrid. - Ulrich Hetmaniuk (Numer. Linear Algebra Appl., 2007)

A Mesh Optimization Algorithm to Decrease the Maximum Error in Finite Element Computations. - Ulrich Hetmaniuk; Patrick M. Knupp (IMR, 2008)

Local absorbing boundary conditions for elliptical shaped boundaries. - Michael Medvinsky; Eli Turkel; Ulrich Hetmaniuk (J. Comput. Phys., 2008)

Local Anisotropic Interpolation Error Estimates Based on Directional Derivatives Along Edges. - Ulrich Hetmaniuk; Patrick M. Knupp (SIAM J. Numer. Anal., 2008)

Anasazi software for the numerical solution of large-scale eigenvalue problems. - Chris G. Baker; Ulrich Hetmaniuk; Richard B. Lehoucq; Heidi Thornquist (ACM Trans. Math. Softw., 2009)

On Acoustic Cloaking Devices by Transformation Media and Their Simulation. - Ulrich Hetmaniuk; Hongyu Liu 001 (SIAM J. Appl. Math., 2010)

A mesh optimization algorithm to decrease the maximum interpolation error of linear triangular finite elements. - Ulrich Hetmaniuk; Patrick M. Knupp (Eng. Comput., 2011)

The approximate component mode synthesis special finite element method in two dimensions: Parallel implementation and numerical results. - Alexander Heinlein; Ulrich Hetmaniuk; Axel Klawonn; Oliver Rheinbach (J. Comput. Appl. Math., 2015)

An MsFEM Approach Enriched Using Legendre Polynomials. - Frédéric Legoll; Pierre-Loïk Rothé; Claude Le Bris; Ulrich Hetmaniuk (Multiscale Model. Simul., 2022)