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metrology News & Articles

Showing 9 posts that have the tag “metrology”

Near 5 Kelvin, a strong magnetic field drives charges to the edges of the graphene lattice, producing a voltage drop with a quantized resistance in between.

A Cheaper, Easier Resistance Standard on a Chip

Graphene sheets could replace gallium arsenide and aluminum gallium arsenide in quantum Hall effect ohm standard

2 min read

A clock displays 60 seconds during a leap second event

The Eight-Year Leap Second Delay Might Not Be As Bad As It Seems

The UTC decision has been put off until 2023, but changes might happen fast at that point

3 min read

Femtosecond Lasers Drive a New Generation of Network Vector Analyzers

Higher-resolution, lower-cost circuit and component analysis from ultrashort laser pulses

2 min read

Onlookers photograph a clock flashing “60 seconds” as a leap second is added.

Leap Second Heads Into Fierce Debate

Countries are gearing up to decide the fate of UTC

4 min read

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