1 citations · 1 across the 2 of their papers we have counts for
5 papers
Improved Strategies for Fermionic Quantum Simulation with Global Interactions
Thierry N. Kaldenbach, Erik Schultheis, Niklas Stewen +1
We present efficient quantum circuits for fermionic excitation operators tailored for ion trap quantum computers exhibiting the Mølmer-Sørensen (MS) gate. Such operators commonly…
Efficient Operator Selection and Warm-Start Strategy for Excitations in Variational Quantum Eigensolvers
Max Haas, Thierry N. Kaldenbach, Thomas Hammerschmidt +1
We present a novel approach for efficient preparation of electronic ground states, leveraging the optimizer ExcitationSolve [Jäger et al., Comm. Phys. (2025)] and established varia…
Fast gradient-free optimization of excitations in variational quantum eigensolvers
Jonas Jäger, Thierry Nicolas Kaldenbach, Max Haas +1
Finding molecular ground states and energies with variational quantum eigensolvers is central to chemistry applications on quantum computers. Physically motivated ansätze based on…
Efficient Preparation of Resource States for Hamiltonian Simulation and Universal Quantum Computation
Thierry N. Kaldenbach, Isaac D. Smith, Hendrik Poulsen Nautrup +2
The direct compilation of algorithm-specific graph states in measurement-based quantum computation (MBQC) can lead to resource reductions in terms of circuit depth, entangling gate…
Digital Quantum Simulation of Scalar Yukawa Coupling
Thierry N. Kaldenbach, Matthias Heller, Gernot Alber +1
Motivated by the revitalized interest in the digital simulation of medium- and high-energy physics phenomena, we investigate the dynamics following a Yukawa-interaction quench on I…