national metrology institutes – Page 8

NRC researchers target new technology to improve cancer radiation treatment | NRCC Stories

May 5, 2021 Office

May 05, 2021 – Ottawa, Ontario Cancer has been one of life’s great mysteries, with the body turning on itself without apparent reason. It is often viewed as a disease of the modern world, but […]

Setting up ball plates and hole plates – PTB.de

April 28, 2021 Office

PTBnews 1.2021 Ball plates and hole plates are measurement standards typically used to ensure the traceability of coordinate measuring machines. To arrange the plates vertically, one single supporting stand is often used that is placed […]

Project of an Automated Multiple Decade Ratios Precision Divider for Generation of Low DC Voltages

March 29, 2021 Office

by Flavio Galliana, Roberto Cerri, & Davide Corona At the National Institute of Metrological Research (INRIM) an automatable precision DC voltage fixed-ratios divider allows the division ratios of DC Voltages from 10:1 to 107:1. It […]

Measurement data in IoT networks

March 26, 2021 Office

PTB News 2.2021 PTB offers users from industry a new service. It can now validate whether measurement data that are transmitted within IoT networks comply with essential metrological requirements. For this purpose, PTB’s TraCIM service, […]

Multilayer sandwich – PTB.de

March 26, 2021 Office

PTB News 2.2021 Josephson arbitrary waveform synthesizers (JAWS) allow quantized AC voltages to be synthesized with arbitrary and spectrally pure waveforms. At PTB, a pulse-driven Josephson standard for the generation of AC voltages with series […]

NIST Team Compares 3 Top Atomic Clocks With Record Accuracy Over Both Fiber and Air | NIST

March 24, 2021 Office

In a significant advance toward the future redefinition of the international unit of time, the second, a research team led by the National Institute of Standards and Technology (NIST) has compared three of the world’s […]

A Better Way to Measure Acceleration | NIST

March 11, 2021 Office

You’re going at the speed limit down a two-lane road when a car barrels out of a driveway on your right. You slam on the brakes, and within a fraction of a second of the […]

NMIs demonstrate high accuracy reference measurement system for SARS-CoV-2 testing | BIPM News

December 10, 2020 Office

Twenty-one National Metrology Institutes and expert laboratories from sixteen countries have demonstrated that highly accurate measurements of the amount of the SARS-CoV-2 viral RNA can be achieved worldwide using reverse transcription-digital PCR (RT-dPCR). The ability […]