Prototype NIST Device Measures Absolute Optical Power in Fiber at Nanowatt Levels (IMAGE)

National Institute of Standards and Technology (NIST)

Prototype NIST Device Measures Absolute Optical Power in Fiber at Nanowatt Levels

Caption

This is a colorized micrograph of multi-walled carbon nanotubes, each 40 micrometers long, which absorb more than 99.9 percent of the light inside NIST’s prototype fiber-coupled radiometer.

Credit

Huang/NanoLab, colorized by Talbott/NIST

Usage Restrictions

None

License

Licensed content

Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.