carbon-14

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carbon-14

[′kär·bən ′fȯr‚tēn]
(nuclear physics)
A naturally occurring radioisotope of carbon having a mass number of 14 and half-life of 5780 years; used in radiocarbon dating and in the elucidation of the metabolic path of carbon in photosynthesis. Also known as radiocarbon.
References in periodicals archive ?
Temperatures could reach 14C (57F) - which is 6C or 7C above normal for the time of year.
Similarly cool conditions will dominate in North Wales on Wednesday, with Wrexham seeing temperatures of 14C to 15C, while Aberystwyth is not expected to climb higher than 13C to 14C.
The Definitive 14C enables Digital Angel to effect a 1-for-30 reverse stock split, name change to VeriTeQ Corp.
The rest of the stakeholders retained their respective holdings in the SC 14C license.
This is expected to increase to a maximum of 19C and a minimum of 14C by Thursday.
A high of 14C on Christmas Day is likely to be reached in Scotland, but Scots and people living in Northern Ireland will also have to contend with wet and windy conditions, with gusts of up to 60mph.
Temperatures will hover between 14C and 17C, and the expectations are for a fine spell from Friday all through Sunday.
And forecasters have predicted further showers for today as the temperature dips to 14C (57F).
In recent weeks, the temperature has risen to a spring-like 14C (57F).
The GL 14C has been a popular choice among leading coffee roasters who desire a robust, high-speed machine for the production of square bottom valve bags with the most attractive shelf presence in the market.
The amount of 14C-labeled vitamin B-12 in the sample is measured with an accelerator mass spectrometer, which can count single atoms of 14C.
Temperatures are down from an average of 21C to 14C.