In most people’s minds, mass car production involves lines of robots armed with welding guns, rapidly assembling a car body. Spotwelding has been the main method of sheet metal joining in automotive ...

Ultrasonics can effectively join together thin, fragile conductive materials, such as copper, aluminum, nickel, brass, titanium, silver, and even gold, that are essential to advanced battery ...

Johns Hopkins University researchers detail a new method for testing metals at a microscopic scale. The research exposes the origins of crack initiation in metals and unravels a method to prevent ...