Related by context. Frequent words. (Click for all words.) 76 dysprosium 64 neodymium 63 Neodymium 61 Rare earth 61 REEs 60 yttrium 60 Rare earths 59 lanthanum 59 cerium 57 tellurium 56 Germanium 56 indium 55 iridium 54 rhenium 54 rare earth 54 titanium oxide 54 hafnium 53 rhodium 53 Quantum dots 53 oxides 52 super alloys 52 Yttrium 52 HREO 52 Niobium 52 rare earths 52 Oxides 51 Zirconium 51 zirconium 51 HREE 51 ruthenium 51 superalloys 51 copper Cu 51 bismuth 50 germanium 50 Gallium 50 SiO2 50 fluorine 50 metal alloys 50 polycrystalline 50 gallium 49 rubidium 49 dioxide 49 superconductors 49 PZT 49 tantalum 49 cathodes 49 cobalt 49 fermions 49 halogens 49 silicon carbide 48 Nd 48 dielectrics 48 diode lasers 48 phosphors 48 semiconducting 48 photodetectors 48 Highly enriched uranium 48 SWNTs 47 lithium 47 quantum dots 47 cadmium telluride 47 niobium 47 hydride 47 nanocrystals 47 boron 47 ZnO 47 REE 47 gallium nitride 46 Titanium dioxide 46 silicates 46 vanadium 46 CdTe 46 krypton 46 Tantalum 46 Nanowires 46 photonic devices 46 carbonaceous 46 nitride 46 SOFCs 46 deuterium 46 oxide 46 titanium alloys 46 phosphor 46 Indium 46 olivine 46 cold cathode fluorescent 46 Nanotube 46 Nickel Metal Hydride 46 gallium arsenide 46 spodumene 46 neutrons 46 zeolites 46 pathfinder elements 45 metals 45 CNTs 45 alpha particles 45 chalcocite 45 nuclei 45 silicate 45 siliceous 45 metal ores