The DAMA/LIBRA apparatus
  The $\simeq$ 250 kg highly radiopure NaI(Tl) DAMA/LIBRA apparatus, running at the Gran Sasso National Laboratory (LNGS) of the I.N.F.N., is described. 
R. Bernabei (1,2), P. Belli (2), A. Bussolotti (2), F. Cappella (3,4),   R. Cerulli (5), C.J. Dai (6), A. d'Angelo (3,4), H....