Business

ECB greenlights next stage of digital euro project

The European Central Bank moved closer to creating a "digital euro" Wednesday by greenlighting the next stage in the project, even as questions persist about the potential benefits and risks.

Business

Apple CEO Tim Cook makes surprise visit to China

Apple chief Tim Cook made a surprise visit to China this week, greeting gamers in the southwestern city of Chengdu as his company faces slumping phone sales in its biggest market.

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Electronics

Electronics is a branch of science and technology that deals with the flow of electrons through nonmetallic conductors, mainly semiconductors such as silicon. It is distinct from electrical science and technology, which deal with the flow of electrons and other charge carriers through metal conductors such as copper. This distinction started around 1906 with the invention by Lee De Forest of the triode. Until 1950 this field was called "radio technology" because its principal application was the design and theory of radio transmitters, receivers and vacuum tubes.

The study of semiconductor devices and related technology is considered a branch of physics, whereas the design and construction of electronic circuits to solve practical problems come under electronics engineering. This article focuses on engineering aspects of electronics.

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