IT has been shown that montmorillonite saturated with small ions, for example, lithium, is difficult to rehydrate after being dried at moderate temperatures 1–3. This behaviour has been found to ...

GRAPHITIC acid has long been known 1 to show reversible interlamellar swelling with water, of the same apparent type as that shown by the clay mineral montmorillonite. As in the case of this ...

Simply sign up to the Arts myFT Digest -- delivered directly to your inbox. Since at least the 16th century, potters in China’s eastern Jiangsu province have transformed the local clay into ...