The first synthetic element
The first synthetic element, Published online: 28 January 2019; doi:10.1038/d41586-019-00236-4
When Mendeleev proposed his periodic table in 1869, element 43 was unknown. In 1937, it became the first element to be discovered by synthesis in a laboratory — paving the way to the atomic age.
from A via a.sfakia on Inoreader https://go.nature.com/2B8w3Hw
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Medicine by Alexandros G. Sfakianakis,Anapafseos 5 Agios Nikolaos 72100 Crete Greece,00302841026182,00306932607174,alsfakia@gmail.com,