Gwynfor Morgan

PhD Student, School of Earth and Environmental Sciences, Cardiff University, Park Place, Cardiff
Email: morgangt2[at]cardiff.ac.uk Cardiff Uni Page Scholar ORCID

Hello! I'm Gwynfor - I'm a PhD student at Cardiff University studying mid-mantle dynamics using Mantle Circulation Models, particularly the dynamic and seismological effects of phase transitions.

Research Interests

Numerical models of mantle circulation
Seismic discontinuity structure
Mid-mantle dynamics

Publications

Preprints

Watch this space!

Accepted

Morgan, G. T. ‘Utilising mantle seismic structure to constrain mantle circulation’, PhD thesis, Cardiff University, https://orca.cardiff.ac.uk/id/eprint/184145, 2025

Morgan, G.T., Davies, J. H., Myhill, R., Wookey, J., and Panton J.: A Method for the Prediction of Seismic Discontinuity Topography from Thermochemical Mantle Circulation Models, Geophysical Journal International https://doi.org/10.1093/gji/ggaf344 2025.

Davies J. H., Panton, J. et al. (inc. Morgan, G. T.): How to assess similarities and differences between mantle circulation models and Earth using disparate independent observations. Proceedings of the Royal Society A 481: 20240827. https://doi.org/10.1098/rspa.2024.0827, 2025.

Morgan, G. T., Davies, J. H., Myhill, R., and Panton, J.: On the global geodynamic consequences of different phase boundary morphologies, Solid Earth, 16, 297–314, https://doi.org/10.5194/se-16-297-2025, 2025.

Recent Conference Attendance and Abstracts

Inge Lehmann Symposium, January 2025 Finding Seismic Discontinuities in Mantle Circulation Models: the MTZ and beyond? Abstract

AGU Fall 2024 DI44A-01 Using Predicted Seismic Discontinuity Topography to Discriminate Between Mantle Circulation Models Abstract

Ada Lovelace Workshop 2024 Predicting Seismic Discontinuity Topography from Thermochemical Mantle Circulation Models Abstract (p106)

EGU24 Modelling the global geodynamic and seismological consequences of different phase boundary morphologies. Abstract and Poster

UKSEDI 2024 Can downwellings stagnate in global mantle convection models with different phase boundary morphologies? Abstract (p8)

Ada Lovelace Workshop 2022 Constraining Mantle Circulation Models with Seismic Structures. Abstract (p46)

Education

2021-present PhD Student, Cardiff University.
Thesis Title: “Utilising mantle seismic structure to constrain mantle circulation”

2017-2021 MEarthSci Exeter College, University of Oxford.
Masters Thesis Title: “A 3D consideration of the geometry and deformation of slabs in the South-West Pacific illuminated by seismic tomography and earthquake focal locations.”

2010-2017 Bishop of Llandaff Church in Wales High School, Cardiff

CV available on request