The Korea Research Institute of Standards and Science has successfully developed a length measurement system that achieves a level of precision approaching the theoretical limit allowed by quantum ...

The Korea Research Institute of Standards and Science (KRISS) has remeasured a key transition frequency of the strontium (Sr) atom for the first time in 88 years, since 1938, using a photonic grating ...

Frequency response measurements are a mainstay of RF communications design and generally considered a routine task—unless one of the device ports happens to be at I-Q baseband. Here, the convenience ...

The challenges of terahertz-band components and frequency measurement. How a sophisticated combination of optical and electronic components representing advanced principles are being used to measure ...

A new method for measuring distance based on an optical frequency comb has been unveiled by physicists in the Netherlands. The main benefit of the technique, which involves passing the light from an ...

Evaluating the error frequency responses of a fully differential amplifier can be difficult and time consuming if standard measurement techniques are used. This is ...

Frequency meters measure repetitions per unit of time (frequency) and display it using a needle or graphic pointer. Industrial frequency meters are used in radio frequency (RF) and microwave ...

Microwave frequency measurement through photonic systems leverages optical components and nonlinear interactions to overcome the limitations of purely electronic methods, offering wide instantaneous ...

Today, high-speed digitizer systems operating above 100 MSa/s are being used in a diverse range of applications: operation of single-pulse linear induction accelerators for flash radiographic ...

Researchers at the National Institute of Standards and Technology (NIST) have invented a miniature thermometer that could be used to monitor the cryogenic temperatures of processor chips in ...