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Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter.
In 1947, the first transistor, the basic building block for a digital computer, was made using a semiconducting material thought to be ideal for the task: germanium. The idea of using silicon didn’t come up until midway through the next decade, and it wasn’t until 1960 that a thin layer of oxidised silicon, found in today’s most widely used transistors, was…
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