![](https://www.olcf.ornl.gov/wp-content/uploads/2019/10/printed-circuit-board-3113719_1920-1024x683.jpg)
Transistors, tiny semiconductor devices that switch electricity on or off, revolutionized the electronics field when they were discovered in 1947. Originally half-inch-high pieces of germanium, transistors today are mainly composed of germanium’s close relative, silicon, and are about 40 to 60 nanometers in length—more than 1,000 times smaller than the…
![Rachel McDowell](https://www.olcf.ornl.gov/wp-content/uploads/Rachel-McDowell-100x100.jpg)
Rachel McDowellOctober 28, 2019