atomic number 90


  • WordNet 3.6
    • n atomic number 90 a soft silvery-white tetravalent radioactive metallic element; isotope 232 is used as a power source in nuclear reactors; occurs in thorite and in monazite sands
    • ***


In science:

For a lone pair candidate we performed calculations with Sb at the A-site which has an atomic number (51) close to that of La but a smaller ionic radius (90 pm for Sb3+ ).
Non collinear magnetism and single ion anisotropy in multiferroic perovskites