中文 English

Manufacturing Bits: July 24


Fast rotors Purdue University and others have developed what researchers claim is the world’s fastest man-made rotor. Researchers devised a tiny dumbbell from silica. Then, the object was levitated in a vacuum using a laser, thereby creating a spinning effect. This, in turn, enabled more than 60 billion revolutions per minute or more than 100,000 times faster than a dental drill. The t... » read more