Michael Ammann, PhD, dipl. phys. ETHZ

Dept. of Earth Sciences, University College London, Gower Street, London, WC1E 6BT, UK. email: m.ammann@ucl.ac.uk

Publications

See my publication-profile on Google Scholar

9. M. W. Ammann, A. M. Walker, S. Stackhouse, J. Wookey, A. M. Forte, J. P. Brodholt and D. P. Dobson, Variation of thermal conductivity and heat flux at the Earth's core mantle boundary, Earth and Planetary Science Letters 390 , 2014, 175-185 link

8. P. J. Tackley, M. W. Ammann, J. P. Brodholt, D. P. Dobson, D. Valencia, Mantle dynamics in super-Earths: Post-perovskite rheology and self-regulation of viscosity, Icarus 225 , 2013, 50-61 link

7. S. A. Hunt, A. Lindsay-Scott, I. G. Wood, M. W. Ammann, T. Taniguchi, The P-V-T equation of state of CaPtO3 post-perovskite, Physics and Chemistry of Minerals 40 , 2013, 73-80 link

6. D. P. Dobson, R. McCormack, S. A. Hunt, M. W. Ammann, D. Weidner, L. Li and L. Wang, The relative strength of perovskite and post-perovskite in the system NaCoF3, Mineralogical Magazine 76 , 2012, 925-932 link

5. M. W. Ammann, J. P. Brodholt and D. P. Dobson, Diffusion of aluminium in MgO from first principles, Physics and Chemistry of Minerals 39 , 2012, 503-514 link

4. M. W. Ammann, J. P. Brodholt and D. P. Dobson, Ferrous iron diffusion in ferro-periclase across the spin transition, Earth and Planetary Science Letters 302 , 2011, 393-402 link

3. M. W. Ammann, J. P. Brodholt, J. Wookey and D. P. Dobson, First-principles constraints on diffusion in lower-mantle minerals and a weak D" layer, Nature 465, 2010, 462-465 link

2. M. W. Ammann, J. P. Brodholt and D. P. Dobson, Simulating Diffusion, Reviews in Mineralogy and Geochemistry: Theoretical and Computational Methods in Mineral Physics: Applications to Geophysics 71, 2010, 201-224 link

1. M. W. Ammann, J. P. Brodholt and D. P. Dobson, DFT study of migration enthalpie in MgSiO3 perovskite, Physics and Chemistry of Minerals 36, 2009, 151-158, pdf

 

Theses

1. PhD Thesis (UCL, 2010): Diffusion in minerals of the Earth's lower mantle: constraining rheology from first principles pdf

2. Master Thesis (ETHZ - IT'IS Foundation, 2007): Non-trivial materials in EM-FDTD pdf

 

Confrence and Meeting Contributions

2012:

  • AOGS-AGU(WPGM) joint assembly, Singapore, invited talk: ”The thermal conductivity of MgSiO3 post-perovskite”

2011:

  • AGU fall meeting, San Francisco, talk: ”The thermal conductivity of MgSiO3 post-perovskite”

  • Goldschmidt conference, Prague, invited talk: "Ferrous Iron Diffusion in Ferro-Periclase Across the Spin Transition – A DFT Study"

  • E. and F. White conference, Canberra, invited talk: "Diffusion in minerals of the Earth's lower mantle: Constraining rheology from first principles"

2010:

  • AGU fall meeting, San Francisco, poster: "Ferrous iron-diffusion across the spin transition in ferro-periclase"

  • c2c Meeting, Marianske Lazne, invited talk: "Diffusion in minerals of the Earth's lower mantle: Constraining rheology from first principles"

  • EGU general assembly, Vienna, invited talk: “Diffusion in post-perovskite from first principles”

2009:

  • AGU fall meeting, San Francisco, talk: "Diffusion in post-perovskite from first principles"

  • Diffusion fundamentals III, Athens, poster: "Absolute diffusion rates in minerals of Earth's lower mantle from first principles"

  • Goldschmidt conference, Davos, talk: "Absolute diffusion rates in MgSiO3 perovskite and post-perovskite"

2008:

  • Workshop on ab initio calculations in geosciences, Cracow, talk: "A DFT approach to diffusion in Earth's lower mantle minerals"

2007:

  • PIERS (Progress In Electromagnetics Research Symposium), Prague, poster: "Novel approach to model linear and nonlinear dispersion with ADE-FDTD“