News – Page 7 – Cal Lab Magazine

NPL makes history with first UK optical clock to contribute to determining International Atomic Time – NPL

September 28, 2023 Office

Calculating TAI is a major resource for determining Coordinated Universal Time (UTC), the shared international reference time scale that countries worldwide use to synchronise clocks. Without UTC in place as the world’s agreed consistent time-base, […]

NIST Demonstrates a New ‘Primary Standard’ for Measuring Ultralow Pressures | NIST

September 26, 2023 Office

A vacuum chamber is never perfectly empty. A small number of atoms or molecules always remain, and measuring the tiny pressures they exert is critical. For instance, semiconductor manufacturers create microchips in vacuum chambers that […]

IEST Revises Recommended Practice for Considerations in Cleanroom Design

August 11, 2023 Office

CHICAGO, August 11, 2023 — The Institute of Environmental Sciences and Technology (IEST) announces new revisions to IEST-RP-CC0012.4: Considerations in Cleanroom Design. This Recommended Practice (RP) makes recommendations regarding factors to consider in the design of […]

At ORNL, 18 nuclear analytical chemistry methods get international stamp of approval | ORNL

August 1, 2023 Office

July 18, 2023 The International Standards Organization has put its stamp of approval on 18 nuclear analytical chemistry methods at the Department of Energy’s Oak Ridge National Laboratory. These testing and calibration methods have received […]

Domestic gas meters suitable for hydrogen – PTB.de

July 19, 2023 Office

PTBnews 2.2023 As part of preparations for pilot projects in which private households will be supplied with hydrogen via the normal natural gas grid, PTB investigated whether the devices currently used for natural gas metering […]

How effective are solar modules? – PTB.de

July 19, 2023 Office

PTBnews 2.2023 At PTB’s Competence Center for Photovoltaics, a new measuring facility has been developed with which the performance of solar modules under standard test conditions can be determined with much greater accuracy compared to […]

News

NAAF Formed to Support Regional and Global Conformity Assessment

July 6, 2023 Office

June 9, 2023 – The North American Accreditation Forum (NAAF) has been established by accreditation bodies in North America to provide a platform for accreditation bodies, industry associations and companies to promote the exchange of […]

Confidence in virtual flowmeters – PTB.de

May 17, 2023 Office

PTBnews 2.2023 A method for calculating the simulation uncertainty of a virtual ultrasonic flowmeter has been developed in PTB’s VirtMet Competence Center. This method allows calibration factors relevant to fluid mechanics to be calculated for […]