Home page of Aymeric Galan

Ph.D. - Observational Cosmology

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• Strong gravitational lensing
• Time delay cosmography
• Wavelets and sparsity
• Inverse problems
• Bayesian inference

• Using wavelets to capture deviations from smoothness in galaxy-scale strong lenses
• Modeling lens potentials with continuous neural fields in galaxy-scale strong lenses
• SLITRONOMY: Towards a fully wavelet-based strong lensing inversion technique
• TDCOSMO. IV. Hierarchical time-delay cosmography - joint inference of the Hubble constant and galaxy density profiles
• TDCOSMO. I. An exploration of systematic uncertainties in the inference of H₀ from time-delay cosmography