Spin state relaxation of iron complexes: the case for OPBE and S12g functionals

Main Article Content

Maja Gruden
Stepan Stepanovic
Marcel Swart

Abstract

The structures of nine iron complexes that show a diversity of experimentally observed spin ground states are optimized and analysed with Density Functional Theory (DFT). An extensive validation study of the new S12g functional is performed, with the discussion concerning the influence of the environment, geometry and its overall performance based on the comparison with the well proven OPBE functional. The OPBE and S12g functionals give the correct spin ground state for all investigated iron complexes. Since S12g performs remarkably well it can be considered a reliable tool for studying spin state energetics in complicated transition metal systems.

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How to Cite
[1]
M. Gruden, S. Stepanovic, and M. Swart, “Spin state relaxation of iron complexes: the case for OPBE and S12g functionals”, J. Serb. Chem. Soc., vol. 80, no. 11, pp. 1399–1410, Dec. 2015.
Section
Theoretical Chemistry
Author Biographies

Stepan Stepanovic, Center for Chemistry, ICTM, University of Belgrade, Njegoševa 12, 11001 Belgrade

Center for Chemistry, IChTM

Marcel Swart, Institut de Química Computacional i Catàlisi (IQCC) and Departament de Química, Universitat de Girona, Campus Montilivi, Facultat de Ciències, 17071 Girona and Institució Catalana de Recerca i Estudis Avançats (ICREA), Pg. Lluís Companys 23, 08010 Barcelona

Institut de Química Computacional i Catàlisi