NIST (2)

NIST is the National Institute of Standards and Technology, the US government agency in charge of keeping track of, and defining, such things as time, length, weight, and other fundamental units. This is a surprisingly broad mision, under which a wide range of important research is supported.

Click any element tile below to get the full entry for that element, or click on the sample picture to go directly to the description of that sample.

Text and images Copyright (c) 2010 by Theodore W. Gray.
Cesium
Cesium Cesium atomic clock on a chip
3D3D
Cesium atomic clock on a chip.
Source: NIST
Contributor: NIST
Acquired: 24 March, 2009
Text Updated: 24 March, 2009
Price: Loan
Size: 1"
Purity: <1%
Cesium
Cesium Cesium atomic clock closeup
3D3D
Cesium atomic clock closeup.
Source: NIST
Contributor: NIST
Acquired: 24 March, 2009
Text Updated: 24 March, 2009
Price: Loan
Size: 0.25"
Purity: <1%