Imperial College London


Faculty of Natural SciencesDepartment of Physics

Reader in Astrophysics



y.unruh Website




1114Blackett LaboratorySouth Kensington Campus






Witzke V, Shapiro AI, Kostogryz NM, et al., 2024, Testing MURaM and MPS-ATLAS against the quiet solar spectrum, Astronomy and Astrophysics, Vol:681, ISSN:0004-6361

Norris CM, Unruh YC, Witzke V, et al., 2023, Spectral variability of photospheric radiation due to faculae - II. Facular contrasts for cool main-sequence stars, Monthly Notices of the Royal Astronomical Society, Vol:524, ISSN:0035-8711, Pages:1139-1155

Rackham BV, Espinoza N, Berdyugina SV, et al., 2023, The effect of stellar contamination on low-resolution transmission spectroscopy: needs identified by NASA’s Exoplanet Exploration Program Study Analysis Group 21, Ras Techniques and Instruments, Vol:2, Pages:148-206

Witzke V, Shapiro AI, Kostogryz NM, et al., 2022, Can 1D Radiative-equilibrium Models of Faculae Be Used for Calculating Contamination of Transmission Spectra?, Astrophysical Journal Letters, Vol:941, ISSN:2041-8205

Chadney JM, Koskinen TT, Hu X, et al., 2022, Energy deposition in Saturn's equatorial upper atmosphere, Icarus, Vol:372, ISSN:0019-1035, Pages:1-16

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