Erik Rosendahl Kjellgren

12PUBLICATIONS
16CO-AUTHORS
Theoretical quantum chemistryIntegrable systems (classical and quantum)Quantum computationDegenerate quantum gases and atom opticsQuantum information, computation and communication
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Publications (12)

|Aug 25, 2026
State-averaged quantum algorithms for multiconfigurational surface chemistry: A benchmark on Rh@TiO2(110).

|May 18, 2026
Exact factorization of unitary transformations with spin-adapted generators.

|Feb 05, 2026
Reduced Density Matrix and Cumulant Approximations of Quantum Linear Response.

Theo Juncker von Buchwald, Erik Rosendahl Kjellgren, Jacob Kongsted

|Oct 03, 2025
Exact closed-form expressions for unitary spin-adapted fermionic singlet double excitation operators.

Erik Rosendahl Kjellgren, Karl Michael Ziems, Peter Reinholdt

|Oct 02, 2025
Redundant parameter dependencies in conventional and quantum linear response and equation of motion theory for unitary parameterized wave functions.

Erik Rosendahl Kjellgren, Peter Reinholdt, Karl Michael Ziems

|Aug 11, 2025
Hyperfine Coupling Constants on Quantum Computers: Performance, Errors, and Future Prospects.

Phillip W K Jensen, Gustav Stausbøll Hedemark, Karl Michael Ziems

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Frequent Collaborators

9 joint publications

Jacob Kongsted

8 joint publications

Sonia Coriani

8 joint publications

Stephan P A Sauer

7 joint publications

Peter Reinholdt