FROM time to time many investigations have been carried out on the effect of cold-working on the magnetic properties of various metals 1, but there are still no very reliable conclusions to be drawn ...

AT the suggestion of Prof. J. Reekie of the University of Toronto, I have carried out a few experiments on the cold working of aluminium at room and liquid air temperatures. These show that although ...

Metal 3D printing has long promised aerospace-grade parts at desktop scale, but titanium has stubbornly resisted that vision. A new approach called cold metal fusion is changing that equation, turning ...