Ode to Bayesian methods in metrology

J Meija, O Bodnar, A Possolo - Metrologia, 2023 - iopscience.iop.org
Bayesian statistical methods are being used increasingly often in measurement science,
similarly to how they now pervade all the sciences, from astrophysics to climatology, and …

Value assignment and uncertainty evaluation for certified reference gas mixtures

CE Cecelski, J Carney, A Possolo - Accreditation and Quality Assurance, 2024 - Springer
The procedures used to assign values to certified reference gas mixtures and to evaluate
their associated uncertainties, which are described in ISO 6143, and that were variously …

Step Change in Improving the Accuracy of Nitrous Oxide Reference Materials for Underpinning Atmospheric Composition Measurements

K Charoenpornpukdee, S O'Doherty… - Analytical …, 2023 - ACS Publications
We have employed a new approach to quantify the amount fraction of nitrous oxide in a
synthetic air matrix gas used to prepare high-accuracy reference materials of the same …

A high accuracy reference facility for ongoing comparisons of CO2 in air standards

J Viallon, C Meyer, P Moussay, J Schmidt, S Maxwell… - Metrologia, 2023 - iopscience.iop.org
The design, performance characteristics and validation of a next generation reference facility
for carbon dioxide (CO 2) in air standards based on manometry is presented. Novel …

Measurement science meets the reproducibility challenge

A Possolo - Metrologia, 2023 - iopscience.iop.org
Measurement science is particularly well equipped not only to meet reproducibility
challenges arising within the field of metrology, but also to suggest strategies and best …

News from the BIPM laboratories—2023

M Stock, P Tavella, V Gressier, R Wielgosz, M Milton - Metrologia, 2024 - iopscience.iop.org
In order to fulfil its mission to ensure and promote the global comparability of measurements,
the BIPM operates laboratories in the fields of physical metrology, time, ionizing radiation …

Dark uncertainty in key comparisons in the gas analysis area

AMH van der Veen - Metrologia, 2023 - iopscience.iop.org
CCQM-K118 natural gas is among the first key comparisons in the gas analysis area where
a model was chosen to fit the data that considered possible overdispersion ('dark …

Ensuring metrological traceability of reference gas mixture composition materials

AV Kolobova - Measurement Techniques, 2024 - Springer
The modern concept of metrological assurance of the analytical gas-measuring instruments
is presented based on the use of reference gas mixture composition materials in pressurized …

Обеспечение метрологической прослеживаемости стандартных образцов состава газовых смесей

АВ Колобова - Измерительная техника, 2024 - izmt.ru
Аннотация Представлена современная концепция метрологического обеспечения
газоаналитических средств измерений с применением стандартных образцов состава …