Convert barleycorn to atomic unit (length)
Selected category: length.
Definition and details for barleycorn:
Barleycorn is an old English unit of distance equal to 1/3 inch or about 8.47 millimeters. In farming societies was very common to use seeds as units of length. Barley was a basic crop in England. So barleycorn was a useful unit.
Definition and details for atomic unit (length):
Atomic unit of length (au) is a unit of length used in particle physics. It is equal with bohr radius.