Femtosecond
id:
femtosecond-178-982503
title:
Femtosecond
text:
A femtosecond is a unit of time in the International System of Units (SI) equal to 10−15 or 1⁄1 000 000 000 000 000 of a second; that is, one quadrillionth, or one millionth of one billionth, of a second. A femtosecond is to a second, as a second is to approximately 31.69 million years. For context, a ray of light travels approximately 0.3 μm (micrometers) in 1 femtosecond, a distance comparable to the diameter of a virus. The first to make femtosecond measurements was the Egyptian Nobel Laureat
brand slug:
wiki
category slug:
encyclopedia
description:
One quadrillionth of a second
original url:
https://en.wikipedia.org/wiki/Femtosecond
date created:
2002-08-29T20:23:25Z
date modified:
2024-09-04T11:51:48Z
main entity:
{"identifier":"Q1777507","url":"https://www.wikidata.org/entity/Q1777507"}
image:
fields total:
13
integrity:
15