Laboratory of X- and gamma-ray spectroscopy (July, 2001). Standing are (from left to right) Y.P. Smirnov, V.A. Shaburov and A.E. Sovestnov. They along with A.V.Tyunis (sitting on the right) form the group of X-ray spectroscopy, engaged in investigations under Shaburov's direction of small energy shifts of X-ray lines. Sitting bosses: V.V.Fedorov, O.I.Sumbaev and A.V.Tyunis.