noun

• The scientific study of measurement.

  ‘The Swedish physicist prized Michelson's use of his interferometer in metrology and, in particular, for determining experimentally the length of the international metre.’

  More example sentences

  • ‘As a result of the extremely small line width of less than 5 MHz, possible applications are also in spectroscopy, metrology, sensor technology, and atomic physics.’
  • ‘The company designs, sells and manufactures fibre-optic and laser products for a number of markets, including biotechnology, semi-conductor and scientific metrology.’
  • ‘The experiments represent initial steps in exploring a new system of measurement, atom-based metrology, in which single atoms are used as nanoscale probes to collect information about their environment.’
  • ‘A special symposium on photonics time and frequency metrology focused on the control and use of mode-locked lasers in producing frequency combs.’
  • ‘One example where improved metrology would be highly beneficial is in the commercial production of high-accuracy pressure-measuring instruments.’
  • ‘‘There's demanding needs for optical metrology of nanoscale materials beyond electronics too,’ adds Parr.’
  • ‘The EEI will allow program participants to determine the best approach to EUV wavefront metrology for tool manufacturing.’
  • ‘He soon rose to be superintendent of the division at the NPL that covered metrology in general.’
  • ‘Whilst rarely thought of as technology in itself, metrology will continue to be a developing and defining feature of the next ten years: defining and setting common standards of measurement.’
  • ‘We also divert a low-power sample of the radiation to obtain in-situ metrology.’
  • ‘Spie, of course, is deeply involved in metrology in virtually any branch of optics or photonics you might name.’
  • ‘According to Lee, the AFM is just like those used for metrology except that it actually comes in physical contact with the photomask.’
  • ‘The pressure for standardization also affected metrology.’
  • ‘In the early 1880s, he used a wavelength of light to determine the length of the meter, a major refinement in metrology.’
  • ‘New instantaneous PMI techniques can operate in these production environments with success, but care must be taken regarding systematic errors to assure good metrology.’
  • ‘Standardisation, quality assurance, metrology and testing of products are key to poverty reduction says the Zambia Bureau of Standards.’
  • ‘If PCFs fulfill their potential, they could have important applications in spectroscopy, metrology, biomedicine, imaging, and telecommunications.’
  • ‘Environmental effects can be an issue in more conventional metrology applications as well, notes Robert Stoner, vice president of metrology and optical systems at Zygo Corp.’
  • ‘As LEDs and LED arrays become more prevalent in illumination and communications, precise metrology of these devices will become increasingly important.’