A nuclear reactor designed mainly for generation of high ... of the Hahn-Meitner-Institut, Berlin. BER II is a Reactor in which fuel elements are submerged in an open wate... with a thermal output of 15 Megawatt, million times the power unit of watt (W). 1 MW = 1..., commissioned on 9th Dec. 1973. After 40 years of successful Uncharged elementary particle with a mass of 1.67492716 ·10... research in Berlin-Wannsee, the A nuclear reactor designed mainly for generation of high ... BER II was finally shut down at the end of 2019. The shutdown was decided by the HZB Supervisory Board in summer 2013. HZB’s dismantling team will spend the next few years developing the exact plans for the dismantling in every detail. Great importance must be given to the System used to initiate, maintain and control a fission chai... pool and its technical components. The plan is for BER II to be fully dismantled by the end of the 2020s.