Do you want to feel the thrill of creating an operating device with your own hands? Do you want to be part of a dedicated and powerful team whose declared goal is the construction of a novel experiment for fundamental research in physics? Do you want to spend time in top level research groups in Germany, UK or France? Please contact Prof. Philippe Courteille, Universidade de São Paulo, Instituto de Física de São Carlos, Grupo de Óptica, [email protected] Start your PhD or master thesis in atom and quantum optics with ultracold gases: a. Metrology at its limits with laser clocks b. Scattering of light as a collective phenomenon c. Photonic band structure of optical lattices