Liquid metal Liquid metal Liquid metal consists of alloys with very low melting points which form a eutectic that is liquid at room temperature. The standard metal used to be mercury, but gallium-based alloys, which are lower both in their vapor pressure at room temperature and toxicity, are being used as a replacement in various applications. A few elemental metals are liquid at or near room temperature. The most well known is mercury(Hg), which is molten above −38.8 °C (234.3 K, −37.9 °F). Others include caesium(Cs), which has a melting point of 28.5 °C (83.3 °F), rubidium (Rb)(39 °C [102 °F]), francium
Room-temperature densification method is removed by post-processing typically at 120 °C. The method is suitable also for LiMoO composite ceramics with up to 30 volume-% of filler material, enabling the optimization of the dielectric properties. Room-temperature densification method The room-temperature densification method was developed for LiMoO ceramics and is based on the water-solubility of LiMoO. It can be used for the fabrication of LiMoO ceramics instead of conventional thermal sintering. The method utilizes a small amount of aqueous phase formed by moistening the LiMoO powder. The densification occurs during sample pressing as the solution incorporates the pores between the powder particles and recrystallizes.