%0 Journal Article %T Mutually unbiased bases containing a complex Hadamard matrix of Schmidt rank three %A Lin Chen %A Mengyao Hu %A Yize Sun %J - %D 2020 %R 10.1098/rspa.2019.0754 %X Constructing four six-dimensional mutually unbiased bases (MUBs) is an open problem in quantum physics and measurement. We investigate the existence of four MUBs including the identity, and a compl.. %U https://royalsocietypublishing.org/doi/10.1098/rspa.2019.0754