Sentences with phrase «on radioactive decay rates»

He stands on the shoulders of giants to invent (not discover, big diff) what is essentially a doo dad that depends on radioactive decay rates, particle physics etc...

Not exact matches

Analyses of thin mineral deposits partly covering painted cave areas provided minimum age estimates for the art, based on known decay rates of radioactive uranium in the rock.

The changes in radioactive decay rate tracked that pattern, rising and falling on cue over the course of the year.

I read your article on apparent seasonal changes in radioactive decay rates (17 November, p 42).

Williams looked at the radioactive elements uranium and thorium trapped in these calcite crystals, using them as a kind of clock based on the rate at which uranium decays into thorium.

Using the known decay rates of various radioactive isotopes, he investigates the chronology of early processes on small planetary objects and studies the chemical and physical aspects of old and young crust - forming processes on Earth.

Two major dating methods applied to artifacts and fossils are stratagraphic dating (based upon the particular layer of rock of sediment in which the object is found) or radiometric dating (which is based on the decay rates of certain radioactive isotopes).

The technique hinges on carbon - 14, a radioactive isotope of the element that, unlike other more stable forms of carbon, decays away at a steady rate.

There's weird crap happening far out in the solar system on Voyager and Pioneer spacecraft not being at the position and velocity where theory says they should be and radiothermal power supplies not decaying at rates predicted upon what are axiomatically constant radioactive decay rate of the isotopes like it isn't really a constant at all.