Andre Laestadius

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Associate Professor

OsloMet – Oslo Metropolitan University

Norway

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About

Dr. Andre Laestadius is an Associate Professor at OsloMet – Oslo Metropolitan University in Norway. His research primarily focuses on Density-Functional Theory, Quantum Electrodynamics, and the mathematical foundations of quantum mechanics. Recent publications include works on Kohn-Sham inversion, the Dicke Hamiltonian, and thermodynamic limits in quantum systems. His contributions are significant in advancing the understanding of density-potential mapping and exchange energies in theoretical physics.

Recent Grants

Grant: Open

REGAL

Open Date: 2022-09-01

Close Date: 2027-08-01

Articles (16)

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2020

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2020

Collaborators (2)

Trygve Helgaker

Professor

University of Oslo

NORWAY

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Simen Kvaal

University of Oslo

NORWAY

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Andre Laestadius

Research Interests

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About

Recent Grants

Articles (16)

Kohn-Sham inversion with mathematical guarantees

Density-Functional Theory for the Dicke Hamiltonian

Quantum-Electrodynamical Density-Functional Theory Exemplified by the Quantum Rabi Model

Exchange-only virial relation from the adiabatic connection

Exchange energies with forces in density-functional theory

Thermodynamic limit for the magnetic uniform electron gas and representability of density-current pairs

The Structure of the Density-Potential Mapping. Part II: Including Magnetic Fields

The Structure of Density-Potential Mapping. Part I: Standard Density-Functional Theory

Density-potential inversion from Moreau–Yosida regularization

Coupled-Cluster theory revisited

Coupled-Cluster theory revisited

S-Diagnostic─An a Posteriori Error Assessment for Single-Reference Coupled-Cluster Methods

Revisiting density-functional theory of the total current density

Lower Semicontinuity of the Universal Functional in Paramagnetic Current–Density Functional Theory

One-dimensional Lieb–Oxford bounds

Unique continuation for the magnetic Schrödinger equation

Collaborators (2)

Trygve Helgaker

Simen Kvaal

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