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Physicists have measured the flight times of electrons emitted from a specific atom in a molecule upon excitation with laser light. This has enabled them to measure the influence of the molecule itself on the kinetics of emission.
Opinion | Chicago Tribune Editorial Board : The COVID-19 vaccine is a gift from science. Accept it
Californiaâs Governor Warns of âDrastic Actionâ as Hospitals Near Crisis
Moderna applied for emergency F.D.A. authorization for its vaccine; the first shots could be given as early as Dec. 21. ...
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