- Who
- Attosecond Science Group - ETH Zürich, Hans Jakob Wörner, Thomas Gaumnitz
- What
- 43 atto second(s)
- Where
- Switzerland (Zürich)
- When
The shortest pulse of light is 43 attoseconds and was achieved by Attosecond Science Group - ETH Zürich (Switzerland), Hans Jakob Wörner and Thomas Gaumnitz (both Germany) in Zürich, Switzerland, verified on 30 October 2017.
The record was measured with an attosecond beamline/apparatus at ETH Zürich using the attosecond streaking technique.
An attosecond is a billionth of a billionth of a second.
