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Scientists are developing a 'self-driving' device that helps patients recover from heart attacks

Live Science spoke with Dr. Joe Alexander of NTT Research about "digital twins" and the development of an autonomous device ...
Nature

Diffusion of Oxygen in Tungsten and some other Transition Metals

Stringer and Rosenfield 1 have recently calculated some activation energies for diffusion of oxygen in transition metals, which were not otherwise available. One of these metals was tungsten. In a ...