The BIPM and PTB have completed the first key comparison of Josephson voltage standards for AC voltage, marking an important step in strengthening global traceability for electrical measurements. Source: 2026-01-15-First-successful-key-comparison-of-Josephson-voltage-standards-for-AC voltage – BIPM
December 1, 2025 Ask someone on Earth for the time and they can give you an exact answer, thanks to our planet’s intricate timekeeping system, built with atomic clocks, GPS satellites and high-speed telecommunications networks. […]
PTB News 3.2025 – To date, it has not been possible to compare on-wafer measurements because the measuring equipment and laboratory conditions significantly differ from each other and there have not been any reference substrates. […]
August 12, 2025 NIST Updates – Researchers at the National Institute of Standards and Technology (NIST) have developed one of the first all-in-one instruments for realizing the most up-to-date standards for voltage, resistance, and current. […]
The scientific community was shocked to learn this past March that the NIST Atomic Spectroscopy Group would be subject to the new government efficiency cuts. Providing the global scientific community with a continually updated atomic […]
27 May 2025 — European summit of metrology experts at the Physikalisch-Technische Bundesanstalt (PTB): In the year of the 150th anniversary of the Metre Convention, representatives from all European metrology institutes are traveling to Berlin. […]
May 20, 2025 Weather forecasting, mineral prospecting and farming all could improve from a trove of data the National Institute of Standards and Technology (NIST) recently gathered about moonlight, late at night and far […]
PTB News 2.2025 A document analysis tool developed by PTB, which is regularly used in the testing of complex software for legally regulated measuring instruments in Europe, has been expanded with the help of artificial […]
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