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Using Unstable Periodic Orbits to Understand Blocking Behaviour in a Low Order Land-Atmosphere Model

Published in Chaos, 2025

Unstable Periodic Orbits were used to identify atmospheric blocking regimes, and transitions between regimes, in a reduced-order coupled atmosphere-land spectral model.

Recommended citation: Hamilton, O., Demaeyer, J., Crucifix, M. & Vannitsem, S. (2025) Using Unstable Periodic Orbits to Understand Blocking Behaviour in a Low Order Land-Atmosphere Model Chaos; 35 (8): 083126. https://doi.org/10.1063/5.0268852

PhD Thesis

29 July 2025

An overview of my PhD Thesis

Predictability of North Pacific Blocking Events : Analogue Based Analysis of Historical MIROC6 Simulations

Published in Arxiv, 2025

This study provides a comparative assessment of the predictability of Western and Eastern North Pacific blocking events, leveraging analogue-based diagnostics applied to CMIP6 MIROC6 simulations.

Recommended citation: Xavier, A. K., Hamilton, O., Feranda, D. & Vannitsem, S. (2025) Predictability of North Pacific Blocking Events : Analogue Based Analysis of Historical MIROC6 Simulations [under review]. Submitted to QJRMS https://doi.org/10.48550/arXiv.2504.17691

auto-AUTO: A Python Layer for Automatically Running the AUTO-07p Continuation Software

Published in Under review, 2025

auto-AUTO (or AUTO2) is a Python package that acts as an intermediate layer between the user and AUTO-07p continuation software

Recommended citation: Demaeyer, Jonathan, and Oisín Hamilton. (2025) auto-AUTO: A Python Layer for Automatically Running the AUTO-07p Continuation Software [under review]. Submitted to JOSS https://doi.org/10.5281/zenodo.14901321

Dyanamical causes of atmospheric blocking in a coupled baroclinic model

23 April 2024

Poster at Extreme Events: Describing the causes of atmospheric blocking in a coupled baroclinic model

Dyanamical causes of atmospheric blocking in a coupled baroclinic model

15 April 2024

Poster at EGU: Describing the causes of atmospheric blocking in a coupled baroclinic model

Journaling

14 December 2023

Python tool that I use to manage my daily journal.

Multistability in a coupled ocean–atmosphere reduced-order model: Nonlinear temperature equations

Published in Quarterly Journal of the Royal Meteorological Society, 2023

Multistabilities were found in a reduced-order ocean–atmosphere coupled model, by solving the nonlinear temperature equations numerically.

Recommended citation: Hamilton, O., Demaeyer, J., Vannitsem, S. & Crucifix, M.(2023) Multistability in a coupled ocean–atmosphere reduced-order model: Nonlinear temperature equations. Quarterly Journal of the Royal Meteorological Society, 1–17. https://doi.org/10.1002/qj.4564

Multistability in a coupled ocean-atmosphere reduced order model: Non-linear temperature equations

12 July 2023

Presentation at IUGG: Multistability found in a coupled ocean-atmosphere model from introducing non-linear radiation terms.

Multistability in a Coupled Ocean-AtmosphereReduced Order Model: Non-linear Temperature Equations

26 April 2023

Presentation at EGU: Multistability found in a coupled ocean-atmosphere model from introducing non-linear radiation terms.

Simple is good: How we understand climate using idealised models

18 September 2022

Blog Post: Why toy models are used in climate science.

Multistabily in a coupled ocean-atmosphere model

17 August 2022

Presentation at BIFD: Multistability found in a coupled ocean-atmosphere model from introducing non-linear radiation terms.

Cycle Touring

12 July 2022

I like to cycle my bike and tour countries. Here are some maps of routes that I have done.

Multistability in a low order QG model

29 June 2022

Poster: Multistability found in a coupled ocean-atmosphere model from introducing non-linear radiation terms.

Shut the box

13 May 2021

The best stategy to win the game shut the box.