Āé¶¹“«Ć½

Atomic assembly lines are a small victory for chemists

Chemists are about to realise their ultimate goal – precise control of the building blocks of matter
chemist
Chemists’ careful advances have helped massively boost lifespans even as our numbers have grown
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ā€œHE MIXES this and that, and he shakes it, and he fiddles aroundā€: Richard Feynman’s description of a chemist in his famous 1959 talk entitled must have put many noses out of joint. To add to the insult, it’s physicists who come to the rescue: ā€œA chemist comes to us and says, ā€˜Look, I want a molecule that has the atoms arranged thus and so; make me that molecule.’ ā€

Chemists don’t get enough credit. When DuPont ā€œBetter Things For Better Living… Through Chemistryā€ in the 1930s, they couldn’t have been more accurate. Chemists’ careful advances in materials, medicine and food production have helped massively boost lifespans even as our numbers have grown.

The next big (or rather, tiny) thing is the manipulation of individual atoms, just as Feynman foresaw, paving the way for new wonder materials (see ā€œAtomic Legoland: How to build wonder stuff from the atom upā€œ).

Physicists developed atomic assembly lines to make these entities; those who use them call themselves nanotechnologists or materials scientists. But it’s chemists who know best how to get atoms to do what we want. With these new tools at their disposal, it’s time they shook off Feynman’s silly stereotype for good and claimed this exciting new field for chemistry.

This article appeared in print under the headline ā€œA small win for chemistsā€

Topics: Chemistry / Materials

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