The Research Division of the LNF carries out its scientific activity in the field of particle physics, astroparticle physics, nuclear physics, theoretical physics, and technological research, according to the provisions of the five INFN National Commissions. Around 280 people (employees, fellows and associates) work in the division with a percentage of researchers and technologists of 70%. The division includes 5 services, two technical units, a documentation and library office, and a secretariat office. The division offices are located mainly in buildings n. 36 and n. 22 (see map).