Publications & Presentations

Journal articles
An emulator for the ionizing photon mean free path in ultra-high resolution simulations: the implications of mean free path measurements for the reionization history
Tohfa, H. et al. (2026)
Submitted · arXiv: 2602.03923
Forecast Cosmological Constraints with the 1D Wavelet Scattering Transform and the Lyman-α Forest
Tohfa, H.; Bird, S.; Ho, M.; Qezlou, M.; Fernandez, M. (2023)
Physical Review Letters, Vol. 132, No. 23
A Cosmic Microwave Background Search for Fine-Structure Constant Evolution
Tohfa, H.; Crump, J.; Baker, E.; Hart, L.; Grin, D.; Brosius, M.; Chluba, J. (2023)
Physical Review D, Vol. 109, No. 10
Introducing SAGUARO — Simulating IGM Evolution and Environments At High Resolution: Setup and First Results
Cain, C. et al. including Tohfa, H. (2026)
Submitted to JCAP · arXiv: 2603.25788
SN 2023ixf in Messier 101: Photo-ionization of Dense, Close-in Circumstellar Material in a Nearby Type II Supernova
Jacobson-Galan, W. V. et al. including Tohfa, H. (2023)
The Astrophysical Journal Letters, 954, L42
Selected presentations
Fine structure constant variation
American Astronomical Society, CA, 2022
Fine structure constant variation
American Physical Society, NY, 2022
Understanding X-ray Cavities
MIT Summer Research Symposium, Massachusetts Institute of Technology, 2021
Fine structure constant variation due to spatial variation
Virtual Summer Research Symposium, Haverford College, 2020
Computing Lifshitz Field Theory Correlation Functions Using AdS/CFT
Summer Science Research Symposium, Bryn Mawr College, 2019 (with S. Pandey, F. Khan)
Bispectrum Analysis on Non-linear Systems
Spring Research Symposium, Bryn Mawr College, 2019 (with S. Pandey)