14C


Also found in: Dictionary, Encyclopedia.

14C

Symbol for carbon 14.

carbon-14

A natural beta-emitting radioisotope of carbon that has a T1/2 of 5720 years, which decays to 14N. It has been used as a biotracer and in anthropology for dating carbon-rich materials, especially newer fossils, and can determine the age of carbon-based materials up to 60,000 years old.
References in periodicals archive ?
To ensure employment access to disabled persons, the bill would also create a 14C worker protection fund, establish customized work plans for each worker currently in a 14C position, freeze the issuance of 14C certificates, and require reporting and evaluation on the progress of reforms.
It will be the coolest day of the week on Monday - but the day will still see highs of 14C.
"Temperatures could reach 14C (57F) - which is 6C or 7C above normal for the time of year."
Met Office spokeswoman Laura Young said the recent mix of sunshine and showers continues today with temperatures of 14C to 15C.
(OTC: DIGA) said it has filed its Definitive 14C with the US Securities and Exchange Commission to satisfy the conditions of the share exchange agreement with VeriTeQ Acquisition Corp.
FRIDAY: Warmer, showers with sunny intervals - maximum 14C; minimum 6C.
And further north, Thurso in Caithness was a cloudy 14C. Kirkwall on Orkney was a chilly 11C.
Ltd., which previously held the 26.84473 percent interest in the Service Contract 14C license.
Forecasters say temperatures in Wales will climb to the unseasonable high of at least 14C next week.
"The temperatures will, however, gradually increase and reach (a minimum of) around 14C by Thursday," the official said.
Temperatures could reach as high as 14C (57F) on Christmas Day, not far short of the UK December 25 record of 15.6C (60F) set in 1896 at Leith near Edinburgh.