The ability to design and fabricate materials with new functionalities opens the door to a new world of possibilities. They can be tailored to either augment the functionality of existing devices or create new devices with superior performances. Metamaterials are artificially structured materials designed to control and manipulate physical phenomena …

Authoritarianism is a form of government characterized by the rejection of political plurality, the use of strong central power to preserve the political status quo, and reductions in the rule of law, separation of powers, and democratic voting. Authoritarian states might contain nominally democratic institutions such as political parties, legislatures, …