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Ultrasonic technique discloses the identity of graphite

A group of scientists from Osaka University, in cooperation with Kaneka Corporation, evaluated the interplanar bond strength of graphene by measuring the elastic constant of graphite, demonstrating that the elastic constant ...

Voters in both parties favor caution as cities begin to reopen

Over the weekend of May 9–10, many states, including California, began to ease safer-at-home restrictions, allowing some businesses to reopen under strict conditions, and opening some public spaces, including hiking trails ...

Rethinking (waste)water and conservation

When it comes to water conservation in cities that depend on wastewater reuse, even the best intentions can have unintended consequences.

State-of-the-art lasers at the micro level

Many emerging technologies rely on high-quality lasers. Laser-based LiDAR sensors can provide highly accurate scans of three-dimensional spaces, and as such are crucial in applications ranging from autonomous vehicles to ...

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Measurement

Measurement is the process or the result of determining the ratio of a physical quantity, such as a length, time, temperature etc., to a unit of measurement, such as the metre, second or degree Celsius. The science of measurement is called metrology.

The English word measurement originates from the Latin mēnsūra and the verb metiri through the Middle French mesure.

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