Coordinator: Prof. Dr. José Ronaldo Pereira da Silva Vice-coordinator: Prof. Dr. Edésio Miguel Barboza Júnior Secretary: Tiago Martins Moura Telephone: (84) 3315-2240 / (84) 9 8724-3590 (Secretário) E-mail: ppg.fisica@uern.br The Postgraduate Secretariat will be open to the public during the morning (7:30 a.m. to 11:30 a.m.) and afternoon (1:30 p.m. to 5:30 p.m.) periods.