Metrological Challenges of Plastics Recycling

May 12, 2022 Office

by Martti Heinonen Europe aims at climate neutrality by 2050; to achieve this, plastic recycling needs to be increased through better processes and technologies. There is an increasing need for measurement technology that enable efficient […]

Pieces Parts

May 12, 2022 Office

by Dan Wiswell About thirty years ago I was doing some spring cleaning and decided to bring a few tables worth of items to a large flea market in south-central New Hampshire. I had an […]

Photon momentum for metrology – PTB.de

May 7, 2022 Office

The optical cavity consists of two ultra-high-reflectivity mirrors (reflectivity > 99.995 %) that are suspended from two electromagnetic force-compensation balances. The visible laser beam is reflected 21 times between the mirrors. Source: Photon momentum for […]

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