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How transistors replaced vacuum tubes

Electronics has come on leaps and bounds in the last 100 years and one of the most notable changes is the size of components. At the turn of the last century mechanical components were slowly being switched out for electrical ones, and an example of this switch was the vacuum tube. A lightbulb moment Vacuum […]

The History of Transistors

Transistors are a vital, ubiquitous electronic component. Their main function is to switch or amplify the electrical current in a circuit, and a modern device like a smartphone can contain between 2 and 4 billion transistors. So that’s some modern context, but have you ever wondered when the transistor was invented? Or what it looked […]

Could Graphene be used in semiconductors?

A new discovery Graphene was first isolated at the University of Manchester in 2004. Professors Andre Geim and Kostya Novoselov were experimenting on a Friday night (as you do) and found they could create very thin flakes of graphite using sticky tape. When separating these fragments further, they found they could produce flakes that were […]