The paper for the details of DALI2 is now available on the NIMA site:

'DALI2: A NaI(Tl) detector array for measurements of γ rays from fast nuclei',
Nucl. Instrum. and Methods in Phys. Res. Sect. A, 763:596, 2014.
S. Takeuchi, T. Motobayashi, Y. Togano et. al.