It is the principle strengthening element in carbon steels and low-alloy steels. Atomic number 6, atomic weight 12.01115. Manganese (Mn): Manganese is a brittle, metallic element that exists in ...

The ‘new’ material could be of great use in fields in which extreme temperature changes are common or precise measuring ...

However, this expansion can be a real problem for many technologies like precision instruments or spacecraft. That’s why scientists have been searching for a material that maintains a constant size ...

The FAA has issued the final rule for the controversial rudder replacement airworthiness directive for Piper Aircraft. Over ...