Erik Kjellgren

Papers on Lattice

Total citations

Topics

Publication activitypapers/week, last 8 weeks

Research focus

Scientific Discovery & Drug Design (2)

Frequent co-authors

Peter Reinholdt (1)Jacob Kongsted (1)Ernst Dennis Lægteskov Binau Larsson (1)E. D. Larsson (1)

Papers (2)

Jun 25, 2026

Peter Reinholdt +22w ago

Perturbatively Corrected Linear Response Selected Configuration Interaction

Second-order perturbative corrections to LR-SCI yield near-FCI accuracy for static molecular properties, revolutionizing the approach to complex quantum systems.

Peter Reinholdt, Erik Kjellgren, Jacob Kongsted

Scientific Discovery & Drug Design

Apr 20, 2026

Ernst Dennis Lægteskov Binau Larsson +5Apr 20, 2026

State-Averaged Quantum Algorithms for Multiconfigurational Surface Chemistry: A Benchmark on Rh@TiO2(110)

Adaptive quantum algorithms can achieve near-CASSCF accuracy in complex, multistate chemical systems with significantly fewer operators than traditional coupled cluster approaches, suggesting a path towards more efficient quantum simulations.

Ernst Dennis Lægteskov Binau Larsson, E. D. Larsson, Erik Kjellgren +3