Hello! I am a postdoctoral researcher (“postdoc”) working across both Prof. Hannuksela’s GW group, and Prof. T.K. Chan’s Computational Astrophysics group at CUHK. I am also a collaborator on the PyAutoLens project, led by Dr. James Nightingale.
Email: samuel.c.lange@cuhk.edu.hk | samlange04@gmail.com
Office: G27, G/F, Science Centre, CUHK, Shatin NT
ORCID: 0009-0007-0679-818X
Research interests
- Current: Strong gravitational lensing, probing galaxy structure and dark matter; Ellipse Fitting of stellar isophotes (for galaxy stellar structure); lensed source reconstruction; assisting Software Development (python).
- Previous (MSc): Data visualisation; data reduction and statistical analysis; Supernovae classification; Machine Learning.
- Previous (MPhys): Manipulation of simulations (EAGLE); AGN feedback effects.
Education
- PhD (Astrophysics) 2021-2025. Institute for Computational Cosmology, Durham University, U.K.
Advisors: Prof. Carlos Frenk and Prof. Shaun Cole.
Thesis Title: Dark Substructures and Model Complexity in Strong Gravitational Lensing. - MSc – Master of Science – (Data Science) 2020-2021. Astrophysics Research Institute, Liverpool John Moores University (LJMU), U.K.
Advisor: Dr. Daniel Perley.
Masters Project Title: Photometric Machine Classification and Interpolation for Zwicky Transient Facility Supernovae. - MPhys – Integrated Bachelor and Master of Physics – (Astrophysics) 2016-2020. Department of Physics, University of Liverpool, U.K and Astrophysics Research Institute, LJMU, U.K.
Advisor: Dr. Robert Crain
Masters Project Title: The Impact of Feedback from Black Holes on the Average Chemical Abundances, Mean Stellar Ages, and Gas Consumption Timescales of Galaxies and the relationship between these properties.
Publications
- Galaxy mass modelling from multiwavelength JWST strong lens analysis: dark matter substructure, angular mass complexity, or both? (Lange, Amvrosiadis, et al. 2025). MNRAS 539(2):704–726.
- See ORCID for an up-to-date list, and full list of collaborative papers.