Recent Examples of femtosecond from the Web
Ytterbium is highly stable, so ytterbium atomic clocks are accurate past the nanosecond scale, all the way to the picosecond and femtosecond scale (1/1,000,000,000,000,000th of a second).
Measuring them requires equipment capable of discriminating between femtoseconds.
Within 30 femtoseconds – millionths of a billionth of a second – the molecule lost more than 50 electrons, far more than expected.
Computational approaches to protein structure focused on cunning algorithms, rather than on attempting to track atoms femtosecond by femtosecond.
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