©
sebd_ch: CERN, le LHC
©
sebd_ch: CERN le LHC, tubes
©
sebd_ch: CERN le LHC, helium
©
sebd_ch: CERN le LHC, aimants
©
sebd_ch: CERN LHCpas Sorcier
©
sebd_ch: CERN, le LHCB