Remember that the lattice arrangement is giant - for example, a single grain of salt may contain 1.2 × 10 18 (1,200,000,000,000,000,000) ions. The lattice arrangement continues in three dimensions.

Remember that the lattice arrangement is giant - for example, a single grain of salt may contain 1.2 × 10 18 (1,200,000,000,000,000,000) ions. The lattice arrangement continues in three dimensions.

Nevertheless, rapid advances are being made, suggesting that optical lattice clocks will soon be challenging the performance of the best trapped-ion optical clocks. Which system is finally ...

In the zinc blend structure the sulphur ions form an fcc structure and the zinc ions occupy half of the tetrahedral sites in this structure to attain charge neutrality. The crystal has a lattice ...

Germany’s Physikalisch-Technische Bundesanstalt (National Metrology Institute), based in Braunschweig, is one of the world’s leading institutions and has so far realized an impressive range of ...

The high temperatures required for oxygen ion conductivity have hampered the ... They compare the lattice conductivity of single-crystal and thick-film 8 mol% YSZ (bulk) with that of epitaxial ...

Sodium Chloride is an alkali halide with an fcc crystal structure. The basis is two ions, a sodium cation and a chlorine anion. The crystal lattice parameter is 0.563 nm. The diagram shows both a unit ...

One of the top organizations in the world, PTB, has created an amazing array of optical clocks to date, including single ion clocks and optical lattice clocks. A new kind of clock, able to measure ...