Nearly 150 musicians and singers performed in the Bulgaria Is Born concert marking the 141st anniversary of Bulgaria’s Unification in Pleven on Tuesday. Conductor Georgi Miltiyadov led the musical production, which featured the Pleven Philharmonic, Gena Dimitrova Municipal Choir, Pleven Municipal B»»»

The experimental technology, developed by Russia's Giredmet Institute (Rosatom), produces high‑purity germanium (HPGe) crystals. Purity reaches at least 7N (99.99999%) — detector‑grade qualityThe process combines zone refining in a controlled atmosphere with silicon/nitrogen getters and special C‑C»»»