2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/118275The performance of triple-GEM detectors in He+N2 gas mixtures is studied in the range of 1-10 atm. The results obtained are relevant in the field of minimization of ionic space-charge effect in the TPC and neutron detection.2 pages, 2 figures. Presented at the International Conference on Linear Colliders, Paris, April 19-23, 2004Instrumentation and Detectorstext