255 citations · 578 across the 24 of their papers we have counts for
Showing 2021Show all
2 papers · 1 filter
astro-ph.HE2021★ 10 cited
On the double-plane plasma lensing
Xinzhong Er, Jenny Wagner, Shude Mao
Plasma lensing is the refraction of low-frequency electromagnetic rays due to cold free electrons in the universe. For sources at a cosmological distance, there is observational ev…
astro-ph.CO2021★ 16 cited
Hamilton's Object -- a clumpy galaxy straddling the gravitational caustic of a galaxy cluster : Constraints on dark matter clumping
Richard E. Griffiths, Mitchell Rudisel, Jenny Wagner +3
We report the discovery of a 'folded' gravitationally lensed image, 'Hamilton's Object', found in a HST image of the field near the AGN SDSS J223010.47-081017.8 (). The len…