Staff profile

Journal Article

• Sintering dynamics of fine-grained rhyolitic obsidian particles from Hrafntinnuhryggur (Krafla, Iceland) with implications for silicic volcanic eruptions
  
  Foster, A., Wadsworth, F., Vasseur, J., Humphreys, M., Tuffen, H., Dingwell, D., & Dobson, K. (in press). Sintering dynamics of fine-grained rhyolitic obsidian particles from Hrafntinnuhryggur (Krafla, Iceland) with implications for silicic volcanic eruptions.
• The viscous-brittle transition in flowing crystal-bearing volcanic dome lavas
  
  Wadsworth, F. B., Vasseur, J., Heap, M. J., Kendrick, J. E., Harnett, C. E., Foster, A., Weller, D., Scheu, B., Lamur, A., Pereira, L., Dingwell, D. B., & Lavallée, Y. (2025). The viscous-brittle transition in flowing crystal-bearing volcanic dome lavas. Journal of Volcanology and Geothermal Research, 457, Article 108198. https://doi.org/10.1016/j.jvolgeores.2024.108198
• The rheology of rhyolite magma from the IDDP-1 borehole and Hrafntinnuhryggur (Krafla, Iceland) with implications for geothermal drilling
  
  Wadsworth, F. B., Vasseur, J., Lavallée, Y., Hess, K.-U., Kendrick, J. E., Castro, J. M., Weidendorfer, D., Rooyakkers, S. M., Foster, A., Jackson, L. E., Kennedy, B. M., Nichols, A. R., Schipper, C. I., Scheu, B., Dingwell, D. B., Watson, T., Rule, G., Witcher, T., & Tuffen, H. (2024). The rheology of rhyolite magma from the IDDP-1 borehole and Hrafntinnuhryggur (Krafla, Iceland) with implications for geothermal drilling. Journal of Volcanology and Geothermal Research, 455, Article 108159. https://doi.org/10.1016/j.jvolgeores.2024.108159
• Evidence for the formation of silicic lava by pyroclast sintering
  
  Foster, A., Wadsworth, F. B., Tuffen, H., Unwin, H. E., & Humphreys, M. C. S. (2024). Evidence for the formation of silicic lava by pyroclast sintering. Nature Communications, 15(1), 5347. https://doi.org/10.1038/s41467-024-49601-6
• The exposed Mule Creek vent deposits record the structure of a volcanic conduit during a hybrid explosive–effusive eruption
  
  Unwin, H. E., Tuffen, H., Wadsworth, F. B., Phillips, E. R., James, M. R., Foster, A., Kolzenburg, S., Castro, J. M., & Porritt, L. A. (2023). The exposed Mule Creek vent deposits record the structure of a volcanic conduit during a hybrid explosive–effusive eruption. Bulletin of Volcanology, 85(5), Article 28. https://doi.org/10.1007/s00445-023-01638-z
• A reappraisal of explosive–effusive silicic eruption dynamics: syn-eruptive assembly of lava from the products of cryptic fragmentation
  
  Wadsworth, F. B., Llewellin, E. W., Castro, J. M., Tuffen, H., Schipper, C. I., Gardner, J. E., Vasseur, J., Foster, A., Damby, D. E., McIntosh, I. M., Boettcher, S., Unwin, H. E., Heap, M. J., Farquharson, J. I., Dingwell, D. B., Iacovino, K., Paisley, R., Jones, C., & Whattam, J. (2022). A reappraisal of explosive–effusive silicic eruption dynamics: syn-eruptive assembly of lava from the products of cryptic fragmentation. Journal of Volcanology and Geothermal Research, 432. https://doi.org/10.1016/j.jvolgeores.2022.107672