Direct detection of Higgs–portal dark matter at the LHC Abdelhak Djouadi, Adam Falkowski, Yann Mambrini and Jérémie Quevillon Eur. Phys. J. C, 73 6 (2013) 2455 Published online: 14 June 2013 DOI: 10.1140/epjc/s10052-013-2455-1