On January 21, 2013 the Russian Federation post issues a postage stamp devoted to the 100 anniversary of the outstanding nuclear physicist, founder of institute of nuclear researches in Dubna, academician of the USSR Academy of Sciences, the Socialist Labor Hero George Flyorov (1913-1990).
On stamp is presented G. Flyorov's portrait and the 114th element of periodic system of chemical elements (Mendeleyev's table) called Flyoroviy in honor of the scientist.

The issue is printed in mini sheet of 15 values with decorating margins.
Design: А. Povarikhin.
Size of stamp: 42 х 30 mm.
Edition: 450 000 copies (30 000 sheetlets).

George Flyorov participated in creation of the first Soviet nuclear (plutonium) bomb of RDS-1 and in 1949 personally made risky experiment by determination of critical weight of plutonium.  George Flyorov was responsible for the main (physical) part of explosion, having constructed the special remote sensor of a neutron background installed near a charge, to quickly receiving information directly on command point.