Californium was first synthesized at the University of California, Berkely by researchers Stanly G. Thompson, kenneth Street Jr., Albert Ghiorso, and Glenn T. Seaborg in 1950. (Courtesy of Wikipedia)
Californium (the isotope Cf-245) was prepared for the first time at Berkeley Radiation Laboratory, USA in 1950 by Glenn Seaborg, Stanley Thompson, Albert Ghiorso, Kenneth Street.
Not californium, but neutrons emitted by californium.
All the isotopes of californium are radioactive, artificial and unstable.
Californium is radioactive and a strong neutrons emitter; californium can be lethal.
Californium has 98 protons.
Californium is a metal.
Californium is not flammable.
Californium is not crucial.
Californium is a metal.
Californium is not flammable.
Californium is not flammable, as it is a radioactive metal that does not support combustion.
Californium is a soft metal.