REI
rare-earth ion
希土(類)(イオン). ランタニド.
rare-earth ion; or REE(rare earth element); or RE(rare earth); or rare earth atoms; or lanthanides; 17 atoms (at.no., at.wt.) are; Sc(21, 44.9559), Y(39, 88.9059), La (57, 138.905), Ce (58, 140.12), Pr (59, 140.9077), Nd (60, 144.24
| 丸善 「略語大辞典」 JLogosID : 11857625 |