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radio-carbon

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radio-carbon
radio-ˈcarbon Also radiocarbon. [f. radio- 3 b + carbon.] 1. A radioactive isotope of carbon; spec. = carbon 14, which is formed in trace amounts by the effect of cosmic rays on atmospheric nitrogen. Also ellipt. for radio-carbon dating.1940 Physical Rev. LVII. 549/2 Large quantities of nitrogenous ... Oxford English Dictionary
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radio-carbon
radio-carbon/ˌredɪəu ˈkɑ:bən; ˌredɪo`kɑrbən/ n[U]radioactive form of carbon present in organic materials, used in carbon dating 放射性碳（有机材料中碳元素的放射性形式, 用以测定某物的年代）. 牛津英汉双解词典
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Radiocarbon dating of the Shroud of Turin
The development in the 1970s of new techniques for radio-carbon dating, which required much lower quantities of source material, prompted the Catholic The S.Tu.R.P. group initially planned to conduct a range of different studies on the cloth, including radio-carbon dating. wikipedia.org
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Caterthun
From radio-carbon dating, the Brown Caterthun appears to have been built and modified over several centuries in the latter half of the first millennium wikipedia.org
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BBC Radio Somerset
The Challenge In 2007, BBC Somerset took part in an initiative to create the first carbon-zero radio station in the UK known as The Challenge. sustainable projects and carbon trading. wikipedia.org
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Carbon microphone
Carbon microphones, usually modified telephone transmitters, were widely used in early AM radio broadcasting systems, but their limited frequency response Early radio applications Early AM radio transmitters relied on carbon microphones for voice modulation of the radio signal. wikipedia.org
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Outlet Mound
One of the destroyed mounds in the group was radio-carbon dated to 50 BC; this mound is probably from that era. wikipedia.org
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Antelias cave
Wescombe recovered some cave deposits from which they hoped to extract material for radio-carbon dating. Footnotes External links The Natural History Museum Catalogue of Fossil Hominids University of Cologne Radio-Carbon context database entry for Antelias wikipedia.org
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سالبيات
The salps on earthlife.net The role of salps in the study of origin of the vertebrate brain Jellyfish-like Creatures May Play Major Role In Fate Of Carbon LiveScience.com, July 20, 2006 How salps might help counteract global warming BBC News, September 26, 2007 Jelly blobs may hold key to climate change ABC Radio wikipedia.org
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Sally Carbon
Carbon has two areas of studies, in physical education and also in strategic marketing. Sally has written for newspapers, is a radio host and has been a high level Communications and Marketing Manager. wikipedia.org
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Fenwick Tower, Northumberland
Radio-carbon dating of the remains indicated they likely dated to the 13th or 14th centuries. wikipedia.org
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Lake Verona
This has been established through radio-carbon dating of core samples from the bottom of the lake. wikipedia.org
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Titulus Crucis
The uncalibrated radio-carbon date was 1020 ± 30 BP, calibrated as AD 996–1023 (1σ) and AD 980–1146 (2σ), using INTCAL98. wikipedia.org
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Harrow Hill, West Sussex
An antler pick from a shaft has been radio-carbon dated to about 3710 BC. Flint was mined probably for trading elsewhere. wikipedia.org
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Luzira Head
Radio-carbon dating has indicated that the objects found there are approximately a thousand years old. wikipedia.org
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