• metrological importance
• originality
• extent of interest to readership
• clarity

• does the paper contain new science, innovative developments or novel techniques?
• the completeness and correctness of mathematics/theory
• the appropriateness of the title, abstract, diagrams and references.

If you are invited to referee an article for Metrologia we ask you please to complete the on-line referee form (access details are given in the e-mail message you will have received) or send your report by e-mail to metrologia@iop.org within three weeks of receiving the manuscript.

The editorial team thanks all its referees for their valuable help in maintaining the standards of Metrologia.