Origin: or spin transport electronics. Spintronics. Spintronics, also known as magnetoelectronics, is an emerging technology exploiting both the intrinsic spin of the electron and its associated magnetic moment, in addition to its fundamental electronic charge, in solid-state devices.
Vitamin supplements are mostly a waste of money. Vitamin and mineral supplements used to live on one shelf in the pharmacy. Now there are whole emporia devoted to them. Vitamin and mineral supplements used to live on one shelf in the pharmacy. Now there are whole emporia devoted to them. Which tells you how Americans feel about the promise of finding health in a bottle.
Nutrition experts argue that people need only the recommended daily allowance â the amount of vitamins found in a routine diet. Vitamin manufacturers argue that a regular diet doesnât contain enough vitamins, and that more is better. Most people assume that, at the very least, excess vitamins canât do any harm. It turns out, however, that scientists have known for years that large quantities of supplemental vitamins can be quite harmful indeed.