isochron


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isochron

[′ī·sə‚krän]
(geochemistry)
A line on a graph defined by data for rocks of the same age with the same initial lead isotopic composition, the slope of which is proportional to the age. Also known as geochron.
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The isochron methodology and abundant data are reported, for example, by Dalrymple,(9) who cites more than 250 measurements of terrestrial, lunar, and meteoric rocks with excellent concordance.
Our data from various layers of Bilong Co oil shale do not define isochrons.
The isochron maps compiled to show the distribution of the last foraging and first farming sites in Europe (Figures 6 and 7) also share parallels with Ammerman & Cavalli-Sforza's isochron maps.
In the chapter on isochron discordances, the authors present a large amount of data that date rocks in the range of hundreds of millions of years.
With the revolutionary interactive cashless reader, route operators drive revenue by providing customers the ability to make multiple purchases easily without cash, and marketing departments benefit by using the interactive front panel to interact directly with end consumers," says Bryan Godwin, CEO of Isochron.
In October, Isochron selected SkyeTek's M2 contactless payment module as the embedded RFID reader to enable secure, cashless payment at vending machines.
the leading provider of embedded RFID reader technology, today announced that it has entered into a technology partnership with Isochron LLC, a leader in intelligent, networked vending technology for the food and beverage industry.
1964), who obtained a whole-rock Rb-Sr isochron date of 266 [+ or -] 17 Ma and a Rb-Sr biotite age of ca.
The four products being transferred are: Bisochron (bisoprolol), a beta-1 selective beta-blocker chronotherapeutic formulation for the treatment of hypertension, Isochron (isosorbide-5-mononitrate), a long-acting nitrate chronotherapeutic formulation for the treatment of angina, and Hepacol I (pravastatin) and Hepacol II (simvastatin), two liver-selective sustained release statin formulations for the treatment of high cholesterol.
Together with Isochron, we announced that Isochron selected our embedded modules to provide high-speed wireless connectivity for its innovative VendCast vending management solution.