DUBNIUM ~ DUBNION RADIOACTIVE ATOMIC ELEMENT IT IS SYNTHESIZED, BY SHOOTING, CALIFION IONS, MADE FROM URANION-PLUTONE,WITH NITRON NUCLEI. THESE SYNTHETIC ATOMS,LASTED 68 SECONDS IN 1980 IT WAS SYNTHESIZED AGAIN IN DUBNA,RUSSIA, BUT THIS TIME WITH ATOMS OF CURION IN FLAT BARS,MADE OF BORON AND SILICON, THESE LASTED 12 MONTHS.