
Research Interests
I am a postdoctoral researcher, interested in all things exoplanet. My research uses computational models to investigate both the microphysics of cloud particles, and the global structure of clouds on gas giant exoplanets.
Career Summary
2022- | Postdoctoral Researcher at the The Space Research Institute (Institut fuer Weltraumforschung, IWF), Graz |
2021-2022 | Project Scientist at the The Space Research Institute (Institut fuer Weltraumforschung, IWF), Graz |
ACADEMIC EDUCATION
2018-2022 | PhD Student at the School of Physics and Astronomy, University of St Andrews, Scotland |
2014-2018 | Masters in Science (MSci) in Physics at Imperial College London, United Kingdom |
Publications
- Exoplanet weather and climate regimes with clouds and thermal ionospheres: A model grid study in support of large-scale observational campaigns; Helling, Ch.; Samra, D.; Lewis, D. et al.; A&A Accepted (2022)
- Mineral Snowflakes on Exoplanets and Brown Dwarfs: Coagulation and Fragmentation of Cloud Particles with HYLANDS; Samra, D.; Helling, Ch.; Birnstiel, T.; A&A 663; 2022
- Cloud property trends in hot and ultra-hot giant gas planets (WASP-43b, WASP-103b, WASP-121b, HAT-P-7b, and WASP-18b); Helling, Ch.; Lewis, D.; Samra, D. et al.; A&A 649; 2021
- Understanding the atmospheric properties and chemical composition of the ultra-hot Jupiter HAT-P-7b: III. Changing ionisation and the emergence of an ionosphere; Helling, Ch.; Worters, M; Samra, D. et al.; A&A 648; 2021
- Coexistence of CH4, CO2 and H2O in exoplanet atmospheres; Woitke, P.; Herbort, O.; Helling, Ch.; et al. incl. Samra, D.; A&A 646; 2021
- Mineral cloud and hydrocarbon haze particles in the atmosphere of the hot Jupiter JWST target WASP-43b; Helling, Ch.; Kawashima, Y.; Graham, V. et al. incl. Samra, D.; A&A 641; 2020
- Mineral snowflakes on exoplanets and brown dwarfs: Effects of micro-porosity, size distributions, and particle shape; Samra, D.; Helling, Ch.; Min, M.; A&A 639; 2020
- Understanding the atmospheric properties and chemical composition of the ultra-hot Jupiter HAT-P-7b. II. Mapping the effects of gas kinetics; Molaverdikhani, K.; Helling, Ch.; Lew, B. W. P. et al. incl. Samra, D.; A&A 635; 2020;
- Understanding the atmospheric properties and chemical composition of the ultra-hot Jupiter HAT-P-7b. I. Cloud and chemistry mapping; Helling, Ch.; Iro, N.; Corrales, L. et al. incl. Samra, D.; A&A 631; 2019