... a crucial role in the technological development of humans since the Bronze Age. ... This material is composed entirely of silicon (Si) atoms arranged in a 2-D ... tuned as needed, the field of 2-D silicon-based nanoelectronics would take off. ... Part of the Greenland ice sheet may be close to a tipping point.
From the ice sheets of Antarctica and the seabed of the Atlantic, to the ... Diatoms are another microfossil – this time with shells made of silicon dioxide. ... tip of England adapted to changing sea levels during the Bronze Age ...