Environment from the Molecular Level

A NERC eScience testbed project

Maria Alfredsson

The aim of my research is to employ and develop high-level compuational techniques to model Iron-bearing minerals. In this project we employ Quantum Monte-Carlo (QMC) and hybrid-density functional theory (DFT) calculations to determine the geometric and electronic structure of such minerals.

Contact details:

Address: Department of Earht Sciences
University College London
Gower Street
London WC1E 6BT, UK
Email: m.alfredsson@ucl.ac.uk
Telephone: +44-020-7679 2425
Fax: +44-020-7679 2685
WWW: My web-page

Background notes:

In my research I employ computational techinques to study Fe-bearing minerals and H-bonded systems. However, highly correlated systems, such as solids containing localised d- and f-electrons (e.g. Fe), as well as crystals controlled by van der Waals interactions (e.g. weak H-bonds), cannot be described with standard density-functional theory (DFT) calculations. Instead, I use alternative methods such as Quantum Monte Carlo calcualtions, as well as hybrid techniques between Hartree-Fock and different DFT schemes.Current Projects:ß

Fe-bearing minerals
Quantum Monte-Carlo calculations (QMC)
Hybrid functionals

Other Research Interests:

Grain Boundaries
H-bonds
Hydroxylated Surfaces
Metal-Oxide Interfaces
Ferroelectric Crystals

Photograph of Maria

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