The laser is based on a phenomenon discovered during the past century, and laser technology became real and concrete at the beginning of the 1960s. In less than 50 years, it has become the basis for ...
Graphene, the "wonder material", is made of a single atom thick carbon atom layer in a honeycomb-like hexagonal lattice and is the thinnest, strongest and hardest material available. The last few ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback