Sentence examples for methods of dating from inspiring English sources

Previous methods of dating the virus had concluded it was a few hundred to 2,000 years old, "and that just didn't seem right," Dr. Hahn said.

One of the key difficulties in doing this is the range of different methods of dating that can be used across different disciplines.

They say the finding is significant because the process, which has been used since the 1950's but refined only in the last few years, bridges the gap between other reliable methods of dating fossils.

For example, to determine when the transition from the Wasatchian-Bridgerian (early to middle Eocene), in which a significant change occurred in the fauna of Western North America, scientists used Chron C22r methods, which are stratigraphic methods of dating.

Encyclopædia Britannica, Inc. Prior to the development of radiometric methods of dating rocks, the ages of rocks and other geologic features could not be expressed quantitatively, or as numbers of years, but instead were expressed solely in terms of relative ages, in which the age of a particular geologic feature could be expressed as relatively younger or older than other geologic features.

Prior to the development of radiometric methods of dating rocks, the ages of rocks and other geologic features could not be expressed quantitatively, or as numbers of years, but instead were expressed solely in terms of relative ages, in which the age of a particular geologic feature could be expressed as relatively younger or older than other geologic features.

He helped develop the rubidium-strontium method of dating widely used in geochronology.

The ages of the impact-formed beads were determined by a method of dating the decay of radioactive potassium to argon.

The most widely used radioactive cosmogenic isotope is carbon of mass 14 (14C), which provides a method of dating events that have occurred over roughly the past 60,000 years.

On the other hand, the importance of calcium in many geochemical and biochemical cycles ensures that any method of dating this element would have widespread application.

But it is already clear that the carbon method of dating will have to be recalibrated and corrected in some cases.