Author(s): Nico Hamaus, Alice Pisani, P. M. Sutter, Guilhem Lavaux, Stéphanie Escoffier, Benjamin D. Wandelt, and Jochen Weller
The distribution of galaxies around regions of relatively empty space can be used to constrain cosmological parameters.

[Phys. Rev. Lett. 117, 091302] Published Thu Aug 25, 2016